CN112398938A

CN112398938A - Method and system for transmitting feedback information of sewage treatment plant to cloud end

Info

Publication number: CN112398938A
Application number: CN202011230325.0A
Authority: CN
Inventors: 徐德成; 王欣; 吴辉
Original assignee: Beijing Dayuan Environmental Protection Technology Co ltd
Current assignee: Beijing Dayuan Environmental Protection Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-02-23
Anticipated expiration: 2040-11-06
Also published as: CN112398938B

Abstract

The invention discloses a method and a system for transmitting feedback information of a sewage treatment plant to a cloud end, wherein the method comprises the following steps: generating a feedback information uploading command by a central server of a sewage treatment plant; the central server of the sewage treatment plant uploads a feedback information uploading command to the base station; establishing communication connection with at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal by a base station; sending, by a base station, a first PDCCH message to a first mobile terminal over a system frequency band in response to a communication connection with at least the first, second, third and fourth mobile terminals; attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message; in response to a communication connection with at least the first, second, third and fourth mobile terminals, transmitting, by the base station, a second PDCCH message to the second mobile terminal in the first set of subcarriers and in the first shortened TTI.

Description

Method and system for transmitting feedback information of sewage treatment plant to cloud end

Technical Field

The invention relates to the technical field of environmental protection, in particular to a method and a system for transmitting feedback information of a sewage treatment plant to a cloud.

Background

The economic development mode of China is turning from extensive type to intensive type, the environmental protection industry is important power for economic green transformation, and the development of the environmental protection industry is beneficial to enhancing new kinetic energy for economic development. The environmental protection industry realizes pollution emission reduction through standard emission and total amount reduction, and plays more and more important roles in creating economic value while creating more beautiful living and production environments. The action plan for preventing and controlling three pollution of atmosphere, water and soil will bring about the investment requirement of several trillion yuan.

The sludge is a product after urban sewage treatment, contains pathogens, worm eggs, heavy metals, persistent organic pollutants and other toxic and harmful substances, and easily causes secondary pollution to underground water, soil and the like without effective treatment. The information disclosed in this background section, which contains significant amounts of nitrogen, phosphorus, potassium, nitrate and biomass resources in sludge that are not being recycled, and which in fact also contributes to a significant waste of resources, is merely intended to enhance an understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art that is already known to a person skilled in the art.

Disclosure of Invention

The invention aims to provide a method and a system for transmitting feedback information of a sewage treatment plant to a cloud end, which can overcome the defects of the prior art.

In order to achieve the above object, the present invention provides a method for transmitting feedback information of a sewage treatment plant to a cloud, comprising the steps of:

generating a feedback information uploading command by a central server of a sewage treatment plant;

responding to the generated feedback information uploading command, and sending the feedback information uploading command to the base station by the central server of the sewage treatment plant;

establishing communication connection with at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal by a base station;

transmitting, by a base station, a first PDCCH message to a first mobile terminal over a system frequency band in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band and a third sub-band, wherein the first PDSCH resources occupy a first TTI in a time domain and the first PDSCH is located on the first sub-band in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resources, wherein the feedback information upload command is included in the first PDSCH message;

in response to a communication connection with at least a first, second, third and fourth mobile terminal, transmitting, by a base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal second PDSCH resources and third PDSCH resources, wherein the second subband comprises the first set of subcarriers and a second set of subcarriers, wherein in the time domain the second PDSCH resources occupy the first shortened TTI and in the frequency domain the second PDSCH is located on the second set of subcarriers, wherein in the time domain the third PDSCH resources occupy the first shortened TTI and in the frequency domain the third PDSCH is located on the third subcarrier band.

In a preferred embodiment, the method for transmitting the sewage treatment plant feedback information to the cloud comprises the following steps:

attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on the second PDSCH resources and the third PDSCH message is transmitted on the third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands;

in response to a communication connection with at least a first, second, third and fourth mobile terminal, transmitting, by the base station, a third PDCCH message to the third mobile terminal in the first set of subcarriers and in a second shortened TTI, wherein the third PDCCH message indicates to the third mobile terminal a fourth PDSCH resource, wherein, in the time domain, the fourth PDSCH resource occupies the second shortened TTI, and, in the frequency domain, the fourth PDSCH is located on the second set of subcarriers;

attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message;

transmitting, by the base station to the fourth mobile terminal, a fourth PDCCH message in a third set of subcarriers and in a second shortened TTI in response to the communication connection with at least the first, second, third and fourth mobile terminals, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband comprises the third set of subcarriers and a fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in the time domain and the fifth PDSCH is located on the fourth set of subcarriers in the frequency domain;

attempting, by the fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein the feedback information upload command is included in the fifth PDSCH message.

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources to transmit the ACK message are indicated in the first PDCCH message;

in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the second PDCCH message;

transmitting, by the third mobile terminal to the base station, an ACK message in the second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message;

in response to receiving the feedback information upload command, transmitting, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and a fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the fourth PDCCH message;

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI;

in response to receiving the feedback information upload command, sending, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI;

in response to receiving the feedback information upload command, sending, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI;

in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in the sixth set of uplink subcarriers and the second TTI.

in response to receiving the feedback information upload command, the first mobile terminal sends feedback information of the sewage treatment plant to the base station in a seventh uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, the second mobile terminal sends feedback information of the sewage treatment plant to the base station in an eighth uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, the third mobile terminal sends the feedback information of the sewage treatment plant to the base station in the ninth uplink subcarrier set and the third shortened TTI;

in response to receiving the feedback information upload command, sending, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI.

the method comprises the steps that a base station establishes communication connection with at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal is communicated with the base station through a narrowband Internet of things;

in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and a low cost mobile terminal, transmitting, by a base station, a first PDCCH message to the first mobile terminal over a system frequency band, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein in a time domain, the first PDSCH resources occupy a first TTI, and in a frequency domain, the first PDSCH is located on a first set of sub-carriers, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises the first set of sub-carriers, the second set of sub-carriers, and a third set of sub-carriers;

in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, transmitting, by the base station, a second PDCCH message to the second mobile terminal in a fourth set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal second PDSCH resources and third PDSCH resources, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein in the time domain the second PDSCH resources occupy the first shortened TTI and in the frequency domain the second PDSCH is located on the fifth set of subcarriers, wherein in the time domain the third PDSCH resources occupy the first shortened TTI and in the frequency domain the third PDSCH is located on the second set of subcarriers;

in response to receiving the second PDCCH message, attempting, by the second mobile terminal, to receive a second PDSCH message transmitted on the second PDSCH resources and a third PDSCH message transmitted on the third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands.

in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low-cost mobile terminal, transmitting, by the base station, a third PDCCH message to the low-cost mobile terminal over the system frequency band, wherein the third PDCCH message indicates a fourth PDSCH resource to the low-cost mobile terminal, wherein, in the time domain, the fourth PDSCH resource occupies the first TTI, and, in the frequency domain, the fourth PDSCH is located on a third set of subcarriers;

in response to receiving the third PDCCH message, attempting, by the low cost mobile terminal, to receive a fourth PDSCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message.

transmitting, by the low-cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message;

in response to receiving the feedback information upload command, the low-cost mobile terminal sends a CSI message to the base station in a fifth uplink subcarrier set and a second TTI;

in response to receiving the feedback information uploading command, the first mobile terminal sends feedback information of the sewage treatment plant to the base station in a sixth uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, the second mobile terminal sends the feedback information of the sewage treatment plant to the base station in a seventh uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, sending, by the low-cost mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI.

The invention also provides a system for transmitting the feedback information of the sewage treatment plant to the cloud, which comprises the following steps:

a unit for generating a feedback information uploading command by a central server of the sewage treatment plant;

a unit for responding to the generated feedback information uploading command, and sending the feedback information uploading command to the base station by the central server of the sewage treatment plant;

means for establishing, by a base station, a communication connection with at least a first mobile terminal, a second mobile terminal, a third mobile terminal, and a fourth mobile terminal;

means for transmitting, by a base station, a first PDCCH message to a first mobile terminal over a system frequency band in response to a communication connection with at least the first, second, third, and fourth mobile terminals, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein the first PDSCH resources occupy a first TTI in a time domain and the first PDSCH is located on the first sub-band in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

means for attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message;

means for transmitting, by a base station to a second mobile terminal in a first set of subcarriers and in a first shortened TTI, a second PDCCH message indicating second PDSCH resources and third PDSCH resources to the second mobile terminal in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the second subband comprises the first set of subcarriers and a second set of subcarriers, wherein the second PDSCH resources occupy the first shortened TTI in a time domain and the second PDSCH is located on the second set of subcarriers in a frequency domain, wherein the third PDSCH resources occupy the first shortened TTI in the time domain and the third PDSCH is located on the third subband in the frequency domain.

In a preferred embodiment, the system for transmitting sewage treatment plant feedback information to the cloud comprises:

means for attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on second PDSCH resources and the third PDSCH message is transmitted on third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands;

means for transmitting, by a base station to a third mobile terminal in a first set of subcarriers and in a second shortened TTI, a third PDCCH message indicating fourth PDSCH resources to the third mobile terminal in response to a communication connection with at least the first, second, third, and fourth mobile terminals, wherein the fourth PDSCH resources occupy the second shortened TTI in the time domain and the fourth PDSCH is located on the second set of subcarriers in the frequency domain;

means for attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message;

means for transmitting, by a base station to a fourth mobile terminal in a third set of subcarriers and in a second shortened TTI, a fourth PDCCH message indicating fifth PDSCH resources to the fourth mobile terminal in response to a communication connection with at least the first, second, third, and fourth mobile terminals, wherein the third subband comprises the third set of subcarriers and the fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in the time domain and the fifth PDSCH is located on the fourth set of subcarriers in the frequency domain;

means for attempting, by the fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein the feedback information upload command is included in the fifth PDSCH message.

means for transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the first PDCCH message;

means for transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the second PDCCH message;

means for transmitting, by the third mobile terminal to the base station, an ACK message in the second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message;

means for transmitting, by the fourth mobile terminal to the base station, an ACK message in the second set of uplink subcarriers and a fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the fourth PDCCH message;

means for transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI;

means for transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command;

means for transmitting, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command;

means for transmitting, by the first mobile terminal, a CSI message to the base station in the sixth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command.

means for sending, by the first mobile terminal, sewage treatment plant feedback information to the base station in a seventh uplink subcarrier set and a third shortened TTI in response to receiving the feedback information upload command;

means for sending, by the second mobile terminal, sewage treatment plant feedback information to the base station in an eighth uplink subcarrier set and a third shortened TTI in response to receiving the feedback information upload command;

means for sending, by the third mobile terminal, sewage treatment plant feedback information to the base station in the ninth uplink subcarrier set and the third shortened TTI in response to receiving the feedback information upload command;

means for sending, by the fourth mobile terminal, the sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI in response to receiving the feedback information upload command.

a unit for establishing a communication connection by a base station with at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal communicates with the base station through a narrowband internet of things;

means for transmitting, by a base station, a first PDCCH message to a first mobile terminal over a system frequency band in response to establishing a communication connection with at least the first mobile terminal, a second mobile terminal, and a low cost mobile terminal, wherein the first PDCCH message indicates a first PDSCH resource to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein the first PDSCH resource occupies a first TTI in a time domain and the first PDSCH is located on a first set of sub-carriers in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises the first set of sub-carriers, a second set of sub-carriers, and a third set of sub-carriers;

means for transmitting, by a base station to a second mobile terminal in a fourth set of subcarriers and in a first shortened TTI, a second PDCCH message indicating second PDSCH resources and third PDSCH resources to the second mobile terminal in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein the second PDSCH resources occupy the first shortened TTI in the time domain and the second PDSCH is located on the fifth set of subcarriers in the frequency domain, wherein the third PDSCH resources occupy the first shortened TTI in the time domain and the third PDSCH is located on the second set of subcarriers in the frequency domain;

means for attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on second PDSCH resources and the third PDSCH message is transmitted on third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands.

means for transmitting, by a base station, a third PDCCH message to a low cost mobile terminal over a system frequency band in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and the low cost mobile terminal, wherein the third PDCCH message indicates fourth PDSCH resources to the low cost mobile terminal, wherein, in a time domain, the fourth PDSCH resources occupy a first TTI, and, in a frequency domain, the fourth PDSCH is located on a third set of subcarriers;

means for attempting, by the low cost mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message.

means for transmitting, by the low-cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message;

means for transmitting, by the low-cost mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command;

means for sending, by the first mobile terminal, sewage treatment plant feedback information to the base station in a sixth uplink subcarrier set and a third shortened TTI in response to receiving the feedback information upload command;

means for sending, by the second mobile terminal, sewage treatment plant feedback information to the base station in the seventh uplink subcarrier set and the third shortened TTI in response to receiving the feedback information upload command;

means for sending, by the low-cost mobile terminal, the sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command.

The present invention also provides a non-transitory computer-readable storage medium storing instructions that, when executed by a processor, enable the processor to:

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to:

Compared with the prior art, the invention has the following advantages: when an environment-friendly enterprise applies technology to sewage treatment and sludge treatment, the treatment cost of sludge or sewage needs to be considered, and the low-cost sewage and sludge treatment is really meaningful green economy. For sewage treatment plants, currently, many sewage treatment plants do not realize real remote automatic management and monitoring, and the monitoring of the operation state of sewage treatment equipment is relatively extensive, which leads to the increase of the sewage treatment cost. The most effective way for reducing the cost is to carry out auxiliary control or direct control on the sewage treatment equipment through a supercomputer, the control needs an information transmission technology, and aiming at the requirements of the prior art, the invention provides a method and a system for transmitting feedback information of a sewage treatment plant to a cloud.

Drawings

Fig. 1 is a schematic diagram of a system architecture according to an embodiment of the present invention.

FIG. 2 is a flow diagram of a method according to an embodiment of the invention.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Example 1:

fig. 1 is a schematic diagram of a system architecture according to an embodiment of the present invention. As shown in the figure, the system comprises a plurality of mobile terminals, each mobile terminal can acquire the running state information of the sewage treatment plant from the nearby plant through Bluetooth and D2D communication, the mobile terminal can also directly capture the real-time running image information of the sewage treatment plant through a camera, and the mobile terminal can also be an intelligent instrument with a wireless transmission function and the like. Meanwhile, as shown in the figure, after the base station receives the feedback information, the base station can send the received information to the cloud.

FIG. 2 is a flow diagram of a method according to an embodiment of the invention. As shown in the figure, the method for transmitting the feedback information of the sewage treatment plant to the cloud end comprises the following steps:

step 101: a central server (cloud server) of a sewage treatment plant generates a feedback information uploading command; it will be understood by those skilled in the art that the sludge treatment facility is generally located inside a sewage treatment plant, and the sludge treatment is performed directly in situ after the sewage treatment, so the "sewage treatment plant" described in this application is a sewage treatment plant integrated with the sludge treatment facility; examples of sludge treatment plants can be found in prior art CN 107879583A;

step 102: responding to the generated feedback information uploading command, and sending the feedback information uploading command to the base station by the central server of the sewage treatment plant;

step 103: establishing communication connection with at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal by a base station;

step 104: transmitting, by a base station, a first PDCCH message to a first mobile terminal over a system frequency band in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band and a third sub-band, wherein the first PDSCH resources occupy a first TTI in a time domain and the first PDSCH is located on the first sub-band in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI; the system frequency band may be a 20MHz frequency band, may be a 10MHz, 5MHz or smaller frequency band, and in case of a 5G system, the system frequency band may be a frequency band greater than 20 MHz; in the context of 4G, a TTI represents 1 subframe (two slots), and the shortened TTI is also called short TTI, which may be one slot in length in a preferred embodiment of the present application;

step 105: attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resources, wherein the feedback information upload command is included in the first PDSCH message;

step 106: in response to a communication connection with at least a first, second, third and fourth mobile terminal, transmitting, by a base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal second PDSCH resources and third PDSCH resources, wherein the second subband comprises the first set of subcarriers and a second set of subcarriers, wherein in the time domain the second PDSCH resources occupy the first shortened TTI and in the frequency domain the second PDSCH is located on the second set of subcarriers, wherein in the time domain the third PDSCH resources occupy the first shortened TTI and in the frequency domain the third PDSCH is located on the third subcarrier band.

In a preferred embodiment, the method for transmitting the sewage treatment plant feedback information to the cloud comprises the following steps: attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on the second PDSCH resources and the third PDSCH message is transmitted on the third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands; in response to a communication connection with at least a first, second, third and fourth mobile terminal, transmitting, by the base station, a third PDCCH message to the third mobile terminal in the first set of subcarriers and in a second shortened TTI, wherein the third PDCCH message indicates to the third mobile terminal a fourth PDSCH resource, wherein, in the time domain, the fourth PDSCH resource occupies the second shortened TTI, and, in the frequency domain, the fourth PDSCH is located on the second set of subcarriers; attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message; transmitting, by the base station to the fourth mobile terminal, a fourth PDCCH message in a third set of subcarriers and in a second shortened TTI in response to the communication connection with at least the first, second, third and fourth mobile terminals, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband comprises the third set of subcarriers and a fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in the time domain and the fifth PDSCH is located on the fourth set of subcarriers in the frequency domain; attempting, by the fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein the feedback information upload command is included in the fifth PDSCH message.

In a preferred embodiment, the method for transmitting the sewage treatment plant feedback information to the cloud comprises the following steps: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources to transmit the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the second PDCCH message; transmitting, by the third mobile terminal to the base station, an ACK message in the second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message; in response to receiving the feedback information upload command, transmitting, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and a fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the fourth PDCCH message; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, sending, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, sending, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in the sixth set of uplink subcarriers and the second TTI.

In a preferred embodiment, the method for transmitting the sewage treatment plant feedback information to the cloud comprises the following steps: in response to receiving the feedback information upload command, the first mobile terminal sends feedback information of the sewage treatment plant to the base station in a seventh uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, the second mobile terminal sends feedback information of the sewage treatment plant to the base station in an eighth uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, the third mobile terminal sends the feedback information of the sewage treatment plant to the base station in the ninth uplink subcarrier set and the third shortened TTI; in response to receiving the feedback information upload command, sending, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI.

Example 2:

in a preferred embodiment, the method for transmitting the sewage treatment plant feedback information to the cloud comprises the following steps: the method comprises the steps that a base station establishes communication connection with at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal is communicated with the base station through a narrowband Internet of things; in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and a low cost mobile terminal, transmitting, by a base station, a first PDCCH message to the first mobile terminal over a system frequency band, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein in a time domain, the first PDSCH resources occupy a first TTI, and in a frequency domain, the first PDSCH is located on a first set of sub-carriers, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises the first set of sub-carriers, the second set of sub-carriers, and a third set of sub-carriers; attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resources, wherein the feedback information upload command is included in the first PDSCH message; in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, transmitting, by the base station, a second PDCCH message to the second mobile terminal in a fourth set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal second PDSCH resources and third PDSCH resources, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein in the time domain the second PDSCH resources occupy the first shortened TTI and in the frequency domain the second PDSCH is located on the fifth set of subcarriers, wherein in the time domain the third PDSCH resources occupy the first shortened TTI and in the frequency domain the third PDSCH is located on the second set of subcarriers; in response to receiving the second PDCCH message, attempting, by the second mobile terminal, to receive a second PDSCH message transmitted on the second PDSCH resources and a third PDSCH message transmitted on the third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands.

In a preferred embodiment, the method for transmitting the sewage treatment plant feedback information to the cloud comprises the following steps: in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low-cost mobile terminal, transmitting, by the base station, a third PDCCH message to the low-cost mobile terminal over the system frequency band, wherein the third PDCCH message indicates a fourth PDSCH resource to the low-cost mobile terminal, wherein, in the time domain, the fourth PDSCH resource occupies the first TTI, and, in the frequency domain, the fourth PDSCH is located on a third set of subcarriers; in response to receiving the third PDCCH message, attempting, by the low cost mobile terminal, to receive a fourth PDSCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message.

In a preferred embodiment, the method for transmitting the sewage treatment plant feedback information to the cloud comprises the following steps: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources to transmit the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the second PDCCH message; transmitting, by the low-cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, sending, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, the low-cost mobile terminal sends a CSI message to the base station in a fifth uplink subcarrier set and a second TTI; in response to receiving the feedback information uploading command, the first mobile terminal sends feedback information of the sewage treatment plant to the base station in a sixth uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, the second mobile terminal sends the feedback information of the sewage treatment plant to the base station in a seventh uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, sending, by the low-cost mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI.

Example 3:

the invention provides a system for transmitting feedback information of a sewage treatment plant to a cloud end, which is characterized by comprising the following steps:

In a preferred embodiment, the system for transmitting sewage treatment plant feedback information to the cloud comprises: means for attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on second PDSCH resources and the third PDSCH message is transmitted on third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands; means for transmitting, by a base station to a third mobile terminal in a first set of subcarriers and in a second shortened TTI, a third PDCCH message indicating fourth PDSCH resources to the third mobile terminal in response to a communication connection with at least the first, second, third, and fourth mobile terminals, wherein the fourth PDSCH resources occupy the second shortened TTI in the time domain and the fourth PDSCH is located on the second set of subcarriers in the frequency domain; means for attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message; means for transmitting, by a base station to a fourth mobile terminal in a third set of subcarriers and in a second shortened TTI, a fourth PDCCH message indicating fifth PDSCH resources to the fourth mobile terminal in response to a communication connection with at least the first, second, third, and fourth mobile terminals, wherein the third subband comprises the third set of subcarriers and the fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in the time domain and the fifth PDSCH is located on the fourth set of subcarriers in the frequency domain; means for attempting, by the fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein the feedback information upload command is included in the fifth PDSCH message.

In a preferred embodiment, the system for transmitting sewage treatment plant feedback information to the cloud comprises: means for transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the first PDCCH message; means for transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the second PDCCH message; means for transmitting, by the third mobile terminal to the base station, an ACK message in the second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message; means for transmitting, by the fourth mobile terminal to the base station, an ACK message in the second set of uplink subcarriers and a fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the fourth PDCCH message; means for transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; means for transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command; means for transmitting, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command; means for transmitting, by the first mobile terminal, a CSI message to the base station in the sixth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command.

In a preferred embodiment, the system for transmitting sewage treatment plant feedback information to the cloud comprises: means for sending, by the first mobile terminal, sewage treatment plant feedback information to the base station in a seventh uplink subcarrier set and a third shortened TTI in response to receiving the feedback information upload command; means for sending, by the second mobile terminal, sewage treatment plant feedback information to the base station in an eighth uplink subcarrier set and a third shortened TTI in response to receiving the feedback information upload command; means for sending, by the third mobile terminal, sewage treatment plant feedback information to the base station in the ninth uplink subcarrier set and the third shortened TTI in response to receiving the feedback information upload command; means for sending, by the fourth mobile terminal, the sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI in response to receiving the feedback information upload command.

Example 4:

in a preferred embodiment, the system for transmitting sewage treatment plant feedback information to the cloud comprises: a unit for establishing a communication connection by a base station with at least a first mobile terminal, a second mobile terminal and a low-cost mobile terminal, wherein the low-cost mobile terminal communicates with the base station through a narrowband internet of things; means for transmitting, by a base station, a first PDCCH message to a first mobile terminal over a system frequency band in response to establishing a communication connection with at least the first mobile terminal, a second mobile terminal, and a low cost mobile terminal, wherein the first PDCCH message indicates a first PDSCH resource to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein the first PDSCH resource occupies a first TTI in a time domain and the first PDSCH is located on a first set of sub-carriers in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises the first set of sub-carriers, a second set of sub-carriers, and a third set of sub-carriers; means for attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on first PDSCH resources, wherein a feedback information upload command is included in the first PDSCH message; means for transmitting, by a base station to a second mobile terminal in a fourth set of subcarriers and in a first shortened TTI, a second PDCCH message indicating second PDSCH resources and third PDSCH resources to the second mobile terminal in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low cost mobile terminal, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein the second PDSCH resources occupy the first shortened TTI in the time domain and the second PDSCH is located on the fifth set of subcarriers in the frequency domain, wherein the third PDSCH resources occupy the first shortened TTI in the time domain and the third PDSCH is located on the second set of subcarriers in the frequency domain; means for attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on second PDSCH resources and the third PDSCH message is transmitted on third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands.

In a preferred embodiment, the system for transmitting sewage treatment plant feedback information to the cloud comprises: means for transmitting, by a base station, a third PDCCH message to a low cost mobile terminal over a system frequency band in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and the low cost mobile terminal, wherein the third PDCCH message indicates fourth PDSCH resources to the low cost mobile terminal, wherein, in a time domain, the fourth PDSCH resources occupy a first TTI, and, in a frequency domain, the fourth PDSCH is located on a third set of subcarriers; means for attempting, by the low cost mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message.

In a preferred embodiment, the system for transmitting sewage treatment plant feedback information to the cloud comprises: means for transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the first PDCCH message; means for transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the second PDCCH message; means for transmitting, by the low-cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message; means for transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; means for transmitting, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command; means for transmitting, by the low-cost mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI in response to receiving the feedback information upload command; means for sending, by the first mobile terminal, sewage treatment plant feedback information to the base station in a sixth uplink subcarrier set and a third shortened TTI in response to receiving the feedback information upload command; means for sending, by the second mobile terminal, sewage treatment plant feedback information to the base station in the seventh uplink subcarrier set and the third shortened TTI in response to receiving the feedback information upload command; means for sending, by the low-cost mobile terminal, the sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command.

Example 5:

the present invention provides a non-transitory computer-readable storage medium storing instructions that, when executed by a processor, enable the processor to: generating a feedback information uploading command by a central server of a sewage treatment plant; responding to the generated feedback information uploading command, and sending the feedback information uploading command to the base station by the central server of the sewage treatment plant; establishing communication connection with at least a first mobile terminal, a second mobile terminal, a third mobile terminal and a fourth mobile terminal by a base station; transmitting, by a base station, a first PDCCH message to a first mobile terminal over a system frequency band in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the first PDCCH message indicates first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band and a third sub-band, wherein the first PDSCH resources occupy a first TTI in a time domain and the first PDSCH is located on the first sub-band in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI; attempting, by the first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resources, wherein the feedback information upload command is included in the first PDSCH message; in response to a communication connection with at least a first, second, third and fourth mobile terminal, transmitting, by a base station, a second PDCCH message to the second mobile terminal in a first set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates to the second mobile terminal second PDSCH resources and third PDSCH resources, wherein the second subband comprises the first set of subcarriers and a second set of subcarriers, wherein in the time domain the second PDSCH resources occupy the first shortened TTI and in the frequency domain the second PDSCH is located on the second set of subcarriers, wherein in the time domain the third PDSCH resources occupy the first shortened TTI and in the frequency domain the third PDSCH is located on the third subcarrier band.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: attempting, by the second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on the second PDSCH resources and the third PDSCH message is transmitted on the third PDSCH resources, wherein the second PDSCH message carries feedback information upload commands and the third PDSCH message carries repetitions of the feedback information upload commands; in response to a communication connection with at least a first, second, third and fourth mobile terminal, transmitting, by the base station, a third PDCCH message to the third mobile terminal in the first set of subcarriers and in a second shortened TTI, wherein the third PDCCH message indicates to the third mobile terminal a fourth PDSCH resource, wherein, in the time domain, the fourth PDSCH resource occupies the second shortened TTI, and, in the frequency domain, the fourth PDSCH is located on the second set of subcarriers; attempting, by the third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message; transmitting, by the base station to the fourth mobile terminal, a fourth PDCCH message in a third set of subcarriers and in a second shortened TTI in response to the communication connection with at least the first, second, third and fourth mobile terminals, wherein the fourth PDCCH message indicates fifth PDSCH resources to the fourth mobile terminal, wherein the third subband comprises the third set of subcarriers and a fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in the time domain and the fifth PDSCH is located on the fourth set of subcarriers in the frequency domain; attempting, by the fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on fifth PDSCH resources, wherein the feedback information upload command is included in the fifth PDSCH message.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources to transmit the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the second PDCCH message; transmitting, by the third mobile terminal to the base station, an ACK message in the second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message; in response to receiving the feedback information upload command, transmitting, by the fourth mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and a fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the fourth PDCCH message; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, sending, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, sending, by the third mobile terminal, a CSI message to the base station in the fifth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in the sixth set of uplink subcarriers and the second TTI.

Example 6:

in a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to receiving the feedback information upload command, the first mobile terminal sends feedback information of the sewage treatment plant to the base station in a seventh uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, the second mobile terminal sends feedback information of the sewage treatment plant to the base station in an eighth uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, the third mobile terminal sends the feedback information of the sewage treatment plant to the base station in the ninth uplink subcarrier set and the third shortened TTI; in response to receiving the feedback information upload command, sending, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in the tenth uplink subcarrier set and the third shortened TTI.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to establishing a communication connection with at least the first mobile terminal, the second mobile terminal, and the low-cost mobile terminal, transmitting, by the base station, a third PDCCH message to the low-cost mobile terminal over the system frequency band, wherein the third PDCCH message indicates a fourth PDSCH resource to the low-cost mobile terminal, wherein, in the time domain, the fourth PDSCH resource occupies the first TTI, and, in the frequency domain, the fourth PDSCH is located on a third set of subcarriers; in response to receiving the third PDCCH message, attempting, by the low cost mobile terminal, to receive a fourth PDSCH message, wherein the fourth PDSCH message is transmitted on fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message.

In a preferred embodiment, a non-transitory computer-readable storage medium stores instructions that, when executed by a processor, enable the processor to: in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the third shortened TTI, wherein resources to transmit the ACK message are indicated in the first PDCCH message; in response to receiving the feedback information upload command, transmitting, by the second mobile terminal, an ACK message to the base station in the first set of uplink subcarriers and the fourth shortened TTI, wherein resources to transmit the ACK message are indicated in the second PDCCH message; transmitting, by the low-cost mobile terminal, an ACK message to the base station in the second set of uplink subcarriers and the third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message; in response to receiving the feedback information upload command, transmitting, by the first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI; in response to receiving the feedback information upload command, sending, by the second mobile terminal, a CSI message to the base station in the fourth set of uplink subcarriers and the second TTI; in response to receiving the feedback information upload command, the low-cost mobile terminal sends a CSI message to the base station in a fifth uplink subcarrier set and a second TTI; in response to receiving the feedback information uploading command, the first mobile terminal sends feedback information of the sewage treatment plant to the base station in a sixth uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, the second mobile terminal sends the feedback information of the sewage treatment plant to the base station in a seventh uplink subcarrier set and a third shortened TTI; in response to receiving the feedback information upload command, sending, by the low-cost mobile terminal, sewage treatment plant feedback information to the base station in the eighth set of uplink subcarriers and the third shortened TTI.

As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A method for transmitting feedback information of a sewage treatment plant to a cloud end is characterized by comprising the following steps:

responding to the generated feedback information uploading command, and sending the feedback information uploading command to a base station by a central server of a sewage treatment plant;

transmitting, by a base station, a first PDCCH message to at least a first, second, third and fourth mobile terminal on a system frequency band in response to a communication connection with the first, second and fourth mobile terminals, wherein the first PDCCH message indicates the first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first frequency sub-band, a second frequency sub-band and a third frequency sub-band, wherein the first PDSCH resources occupy a first TTI in a time domain and the first PDSCH is located on the first frequency sub-band in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

attempting, by a first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resources, wherein the feedback information upload command is included in the first PDSCH message;

transmitting, by a base station to a second mobile terminal in a first set of subcarriers and in a first shortened TTI, a second PDCCH message indicating to the second mobile terminal the second PDSCH resources and a third PDSCH resources in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the second subband comprises a first set of subcarriers and a second set of subcarriers, wherein in a time domain the second PDSCH resources occupy the first shortened TTI and in a frequency domain the second PDSCH is located on the second set of subcarriers, wherein in the time domain the third PDSCH resources occupy the first shortened TTI and in the frequency domain the third PDSCH is located on the third subcarrier.

2. The method for transmitting sewage treatment plant feedback information to the cloud according to claim 1, wherein the method for transmitting sewage treatment plant feedback information to the cloud comprises the steps of:

attempting, by a second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on the second PDSCH resources and the third PDSCH message is transmitted on the third PDSCH resources, wherein the second PDSCH message carries the feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command;

in response to a communication connection with at least a first, second, third and fourth mobile terminal, transmitting, by a base station, a third PDCCH message to the third mobile terminal in a first set of subcarriers and in a second shortened TTI, wherein the third PDCCH message indicates to the third mobile terminal a fourth PDSCH resource, wherein, in the time domain, the fourth PDSCH resource occupies the second shortened TTI, and in the frequency domain, the fourth PDSCH is located on the second set of subcarriers;

attempting, by a third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on the fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message;

transmitting, by a base station to a fourth mobile terminal in a third set of subcarriers and in a second shortened TTI, a fourth PDCCH message indicating the fifth PDSCH resources to the fourth mobile terminal in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the third subband comprises a third set of subcarriers and a fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in the time domain and the fifth PDSCH is located on the fourth set of subcarriers in the frequency domain;

attempting, by a fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on the fifth PDSCH resources, wherein the feedback information upload command is included in the fifth PDSCH message.

3. The method for transmitting sewage treatment plant feedback information to the cloud according to claim 2, wherein the method for transmitting sewage treatment plant feedback information to the cloud comprises the steps of:

transmitting, by a first mobile terminal to the base station, an ACK message in a first set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the first PDCCH message;

transmitting, by a second mobile terminal to the base station, an ACK message in a first set of uplink subcarriers and a fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the second PDCCH message;

transmitting, by a third mobile terminal to the base station, an ACK message in a second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message;

transmitting, by a fourth mobile terminal, an ACK message to the base station in a second set of uplink subcarriers and a fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the fourth PDCCH message;

sending, by the second mobile terminal, a CSI message to the base station in a fourth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

sending, by a third mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

in response to receiving the feedback information upload command, sending, by the first mobile terminal, a CSI message to the base station in a sixth set of uplink subcarriers and a second TTI.

4. The method for transmitting sewage treatment plant feedback information to the cloud according to claim 3, wherein the method for transmitting sewage treatment plant feedback information to the cloud comprises the steps of:

in response to receiving the feedback information upload command, sending, by the first mobile terminal, sewage treatment plant feedback information to the base station in a seventh uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, sending, by the second mobile terminal, sewage treatment plant feedback information to the base station in an eighth uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, sending, by the third mobile terminal, sewage treatment plant feedback information to the base station in a ninth uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, sending, by the fourth mobile terminal, sewage treatment plant feedback information to the base station in a tenth uplink subcarrier set and a third shortened TTI.

5. The method for transmitting sewage treatment plant feedback information to the cloud according to claim 4, wherein the method for transmitting sewage treatment plant feedback information to the cloud comprises the steps of:

in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and a low cost mobile terminal, transmitting, by a base station, a first PDCCH message to the first mobile terminal on a system frequency band, wherein the first PDCCH message indicates the first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band and a second sub-band, wherein in a time domain, the first PDSCH resources occupy a first TTI and in a frequency domain, the first PDSCH is located on a first set of sub-carriers, wherein the first TTI comprises a first shortened TTI and a second shortened TTI, wherein the first sub-band comprises a first set of sub-carriers, a second set of sub-carriers, and a third set of sub-carriers;

in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and a low cost mobile terminal, transmitting, by a base station, a second PDCCH message to the second mobile terminal in a fourth set of subcarriers and in a first shortened TTI, wherein the second PDCCH message indicates the second PDSCH resources and a third PDSCH resource to the second mobile terminal, wherein the second subband includes the fourth set of subcarriers and a fifth set of subcarriers, wherein the second PDSCH resources occupy the first shortened TTI in a time domain and the second PDSCH is located on the fifth set of subcarriers in a frequency domain, wherein the third PDSCH resources occupy the first shortened TTI in the time domain and the third PDSCH is located on the second set of subcarriers in the frequency domain;

attempting, by a second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on the second PDSCH resources and the third PDSCH message is transmitted on the third PDSCH resources, wherein the second PDSCH message carries the feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command.

6. The method for transmitting sewage treatment plant feedback information to the cloud according to claim 5, wherein the method for transmitting sewage treatment plant feedback information to the cloud comprises the steps of:

in response to establishing a communication connection with at least a first mobile terminal, a second mobile terminal, and a low cost mobile terminal, transmitting, by a base station, a third PDCCH message to the low cost mobile terminal over a system frequency band, wherein the third PDCCH message indicates the fourth PDSCH resources to the low cost mobile terminal, wherein, in a time domain, the fourth PDSCH resources occupy a first TTI, and in a frequency domain, the fourth PDSCH is located on a third set of subcarriers;

attempting, by a low cost mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on the fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message.

7. The method for transmitting sewage treatment plant feedback information to the cloud according to claim 6, wherein the method for transmitting sewage treatment plant feedback information to the cloud comprises the steps of:

transmitting, by a low-cost mobile terminal, an ACK message to the base station in a second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message;

sending, by the low-cost mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

in response to receiving the feedback information upload command, sending, by the first mobile terminal, sewage treatment plant feedback information to the base station in a sixth uplink subcarrier set and a third shortened TTI;

in response to receiving the feedback information upload command, sending, by the second mobile terminal, sewage treatment plant feedback information to the base station in a seventh uplink subcarrier set and a third shortened TTI;

and in response to receiving the feedback information uploading command, sending, by the low-cost mobile terminal, sewage treatment plant feedback information to the base station in an eighth uplink subcarrier set and a third shortened TTI.

8. A system for transmitting sewage treatment plant feedback information to a cloud, the system for transmitting sewage treatment plant feedback information to the cloud comprising:

a unit for responding to the feedback information uploading command generated, and sending the feedback information uploading command to a base station by a central server of a sewage treatment plant;

means for transmitting, by a base station, a first PDCCH message to at least a first, second, third, and fourth mobile terminal over a system frequency band in response to a communication connection with the first, second, and third mobile terminals, wherein the first PDCCH message indicates the first PDSCH resources to the first mobile terminal, wherein the system frequency band comprises a first sub-band, a second sub-band, and a third sub-band, wherein the first PDSCH resources occupy a first TTI in a time domain and are located on the first sub-band in a frequency domain, wherein the first TTI comprises a first shortened TTI and a second shortened TTI;

means for attempting, by a first mobile terminal, to receive a first PDSCH message in response to receiving the first PDCCH message, wherein the first PDSCH message is transmitted on the first PDSCH resources, wherein the feedback information upload command is included in the first PDSCH message;

means for transmitting, by a base station to a second mobile terminal in a first set of subcarriers and in a first shortened TTI, a second PDCCH message indicating to the second mobile terminal the second PDSCH resources and a third PDSCH resource in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the second subband comprises a first set of subcarriers and a second set of subcarriers, wherein in a time domain the second PDSCH resources occupy the first shortened TTI and in a frequency domain the second PDSCH is located on the second set of subcarriers, wherein in the time domain the third PDSCH resources occupy the first shortened TTI and in the frequency domain the third PDSCH is located on the third subband.

9. The system for transmitting sewage treatment plant feedback information to the cloud as recited in claim 8, wherein the system for transmitting sewage treatment plant feedback information to the cloud comprises:

means for attempting, by a second mobile terminal, to receive a second PDSCH message and a third PDSCH message in response to receiving the second PDCCH message, wherein the second PDSCH message is transmitted on the second PDSCH resource and the third PDSCH message is transmitted on the third PDSCH resource, wherein the second PDSCH message carries the feedback information upload command and the third PDSCH message carries a repetition of the feedback information upload command;

means for transmitting, by a base station, a third PDCCH message to a third mobile terminal in a first set of subcarriers and in a second shortened TTI in response to a communication connection with at least a first, second, third, and fourth mobile terminal, wherein the third PDCCH message indicates fourth PDSCH resources to the third mobile terminal, wherein, in the time domain, the fourth PDSCH resources occupy the second shortened TTI, and, in the frequency domain, the fourth PDSCH is located on the second set of subcarriers;

means for attempting, by a third mobile terminal, to receive a fourth PDSCH message in response to receiving the third PDCCH message, wherein the fourth PDSCH message is transmitted on the fourth PDSCH resources, wherein the feedback information upload command is included in the fourth PDSCH message;

means for transmitting, by a base station to a fourth mobile terminal in a third set of subcarriers and in a second shortened TTI, a fourth PDCCH message indicating the fifth PDSCH resources to the fourth mobile terminal in response to a communication connection with at least the first, second, third and fourth mobile terminals, wherein the third subband comprises a third set of subcarriers and a fourth set of subcarriers, wherein the fifth PDSCH resources occupy the second shortened TTI in the time domain and the fifth PDSCH is located on the fourth set of subcarriers in the frequency domain;

means for attempting, by a fourth mobile terminal, to receive a fifth PDSCH message in response to receiving the fourth PDCCH message, wherein the fifth PDSCH message is transmitted on the fifth PDSCH resources, wherein the feedback information upload command is included in the fifth PDSCH message.

10. The system for transmitting sewage treatment plant feedback information to the cloud as recited in claim 9, wherein the system for transmitting sewage treatment plant feedback information to the cloud comprises:

means for transmitting, by a first mobile terminal to the base station, an ACK message in a first set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the first PDCCH message;

means for transmitting, by a second mobile terminal, an ACK message to the base station in a first set of uplink subcarriers and a fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the second PDCCH message;

means for transmitting, by a third mobile terminal to the base station, an ACK message in a second set of uplink subcarriers and a third shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the third PDCCH message;

means for transmitting, by a fourth mobile terminal to the base station, an ACK message in a second set of uplink subcarriers and a fourth shortened TTI in response to receiving the feedback information upload command, wherein resources to transmit the ACK message are indicated in the fourth PDCCH message;

means for transmitting, by a first mobile terminal, a CSI message to the base station in a third set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command, wherein the second TTI comprises a third shortened TTI and a fourth shortened TTI;

means for transmitting, by the second mobile terminal, a CSI message to the base station in a fourth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

means for transmitting, by a third mobile terminal, a CSI message to the base station in a fifth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command;

means for transmitting, by the first mobile terminal, a CSI message to the base station in a sixth set of uplink subcarriers and a second TTI in response to receiving the feedback information upload command.