Summary of the invention
The purpose of the present invention is to provide a kind of shared channel resources dispatching distribution methods suitable for electric power wireless private network
And system, the complexity that the entire protocol stack sofeware of shared transfer resource is realized can be substantially reduced.
To achieve the above object, the present invention provides a kind of shared channel resources scheduling point suitable for electric power wireless private network
Method of completing the square is used for the dispatch channel resource assigning process of 230M electric power wireless private network, the frequency of the 230M electric power wireless private network
It include multiple subbands in the resource of domain.The shared channel resources dispatching distribution method suitable for electric power wireless private network includes: base
Standing all sub-band divisions is multiple frequency domain resource ponds, wherein the frequency domain resource in a frequency domain resource pond is for dividing
A kind of terminal of type of service of dispensing uses;The base station receives the resource allocation unit that the terminal reports, wherein the money
The size of source allocation unit is the positive integer as unit of the subband, and the different size of resource allocation unit is corresponding different
The frequency domain resource pond;The base station is according to the resource allocation unit, by the terminal label to the corresponding frequency domain
Resource pool;The base station uses the dispatching algorithm to match with the type of service of the terminal, and Xiang Suoshu terminal distribution is marked
The frequency domain resource pond in frequency domain resource.
In a preferred embodiment, all sub-band divisions are that multiple frequency domain resource ponds include: by the base station
The base station determines the portfolio accounting situation of the various businesses type in the 230M electric power wireless private network coverage area;It is described
The subband is divided into multiple frequency domains by corresponding proportion according to the portfolio accounting situation of the various businesses type and provided by base station
Source pond.
In a preferred embodiment, the size of the resource allocation unit is the terminal according to its bearer service
Communication protocol between transmission demand characteristic and base station and terminal determines.
In a preferred embodiment, the shared channel resources dispatching distribution method suitable for electric power wireless private network
Further include: the base station optimizes adjustment to the size in each frequency domain resource pond.
In a preferred embodiment, the dispatching algorithm include max carrier to interference algorithm, proportional fair algorithm and
Polling algorithm.
The present invention also provides a kind of shared channel resources dispatching distribution systems suitable for electric power wireless private network, are used for
The dispatch channel resource of 230M electric power wireless private network distributes, and includes multiple sons in the frequency domain resource of the 230M electric power wireless private network
Band, the shared channel resources dispatching distribution system suitable for electric power wireless private network are arranged in base station side comprising: frequency domain money
Source pond division module, receiving module, frequency domain resource pond mark module, frequency domain resource distribution module.Frequency domain resource pond division module
For being multiple frequency domain resource ponds by all sub-band divisions, wherein the frequency domain resource in a frequency domain resource pond is used for
The terminal for distributing to a kind of type of service uses.Receiving module is for receiving the resource allocation unit that the terminal reports, wherein
The size of the resource allocation unit is the positive integer as unit of the subband, the different size of resource allocation unit pair
Answer the different frequency domain resource ponds.Frequency domain resource pond mark module and frequency domain resource pond division module and the reception
Module is coupled, and is used for the terminal label to the corresponding frequency domain resource pond of the resource allocation unit.Frequency domain money
Source distribution module is coupled with frequency domain resource pond mark module, for what is matched using the type of service with the terminal
Dispatching algorithm, the frequency domain resource in the frequency domain resource pond that Xiang Suoshu terminal distribution is marked.
In a preferred embodiment, frequency domain resource pond division module includes: that portfolio accounting situation determines mould
Block and in proportion division module.Portfolio accounting situation determining module is for determining the 230M electric power wireless private network coverage area
The portfolio accounting situation of interior various businesses type;Division module and the portfolio accounting situation determining module phase in proportion
Coupling, for the subband to be divided into multiple frequencies by corresponding proportion according to the portfolio accounting situation of the various businesses type
Domain resource pool.
In a preferred embodiment, the size of the resource allocation unit is the terminal according to its bearer service
Communication protocol between transmission demand characteristic and base station and terminal determines.
In a preferred embodiment, the shared channel resources dispatching distribution system suitable for electric power wireless private network
Further include: adjustment module is used to optimize adjustment to the size in each frequency domain resource pond.
In a preferred embodiment, the dispatching algorithm include max carrier to interference algorithm, proportional fair algorithm and
Polling algorithm.
Compared with prior art, the shared channel resources dispatching distribution side according to the present invention suitable for electric power wireless private network
Method and system share the resource allocation of channel with relatively-stationary frequency domain allocation unit, can simplify MAC in protocol stack realization
The Project Realization that the mapping of transport block size and HARQ are retransmitted between layer and physical layer, decreases the processing of dispatching algorithm realization
Branch substantially reduces the complexity that entire protocol stack sofeware is realized.And by setting frequency domain resource pond mechanism, different business makes
With the resource in different frequency domain resource ponds, the isolation of different business is realized, resource utilization is high, and business can also be effectively ensured
Transmission quality.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
In order to solve the scheduling for sharing transfer resource in 230M wireless private network data transmission procedure and the multilayer of transmission unit
The complexity of mapping, inventor have also carried out following thinking: for shared channel resources scheduling, traditional algorithm has: poll
Formula, max carrier to interference, proportional fair algorithm etc., the characteristic of these algorithms are the types of service of not distinguishing terminal, and the industry carried
Priority difference between business is little, the transmission of the online class data service suitable for public mobile network network.
It is fixed several classes for the terminal type that power business solves access communications, such as: support the width of voice and video
Service terminal is spent, supports the terminal etc. of data acquisition application, moreover, the type of service of power communication terminal carrying is substantially
Be it is fixed, after the communication terminal as certain class electric power facility uses, seldom change.
The different business of power communication terminal carrying requires difference very big transmission characteristic, such as: support the business of video
Terminal needs to polymerize at least 40 sons and brings transmission, and peak transfer rate is promoted the level to Mbps;It is transmitted as data single
The terminal that first (DTU) is used needs to polymerize 16 sons and brings transmission, reaches the level of hundreds of Kbps.
Private electric power serves the communication of all kinds of power businesses, and the significance level of different power businesses differs greatly, important
Highest degree is transmission line of electricity regulation, the followed by business of power distribution automation, and the remote control that these business will carry out equipment is made
Industry, requirement of real-time is very high, requirement of real-time it is minimum be data acquisition business, only have moderate want to transmission rate
It asks.Under most of network deployment scenarios, these different types of service terminals are all transmitted on a base station, and scheduling of resource is calculated
Method needs to carry out the customized development of resource allocation algorithm using the feature in terminal use.
Based on above-mentioned thinking, the invention proposes a kind of shared channel resources dispatching distributions suitable for electric power wireless private network
Method and system can substantially reduce the complexity that the entire protocol stack sofeware of shared transfer resource is realized.Its principle be
Base station side provides that the business transmission an of type of service, frequency domain resource are served in multiple frequency domain resource ponds, each frequency domain resource pond
The size in pond can be adjusted semi-statically;Arrange several frequency domain distribution lists as unit of subband between the base station and the terminal
Member, the frequency domain resource that occupancy is transmitted between terminal and base station is the integral multiple of frequency domain allocation unit;Support same type of service
Terminal is in corresponding resource pool by dispatching shared transfer resource.
Fig. 1 is the shared channel resources dispatching distribution side suitable for electric power wireless private network according to an embodiment of the present invention
Method.This is suitable for channel of the shared channel resources dispatching distribution method of electric power wireless private network for 230M electric power wireless private network and provides
Source dispatching distribution process.
It in one embodiment, include step S1 suitable for the shared channel resources dispatching distribution method of electric power wireless private network
~step S4.
In step sl, all sub-band divisions are multiple frequency domain resource ponds by base station.Wherein, the frequency in a frequency domain resource pond
The terminal that domain resource is used to distribute to a kind of type of service uses.Type of service such as voice service, video traffic, electric power acquisition
Class business, power transmission and distribution business etc..
Specifically, it includes: that base station determines that 230M electric power is wirelessly special that all sub-band divisions are multiple frequency domain resource ponds by base station
The portfolio accounting situation of various businesses type in net coverage area.Base station is according to the portfolio accounting feelings of various businesses type
Subband is divided into multiple frequency domain resource ponds by corresponding proportion by condition.I.e. a kind of portfolio of type of service is more, then corresponding frequency
Domain resource pool is bigger, and the more frequency domain resources of the business so as to distribute to the type of service use, and can increase frequency in this way
Domain resource utilization.
In step s 2, base station receives the resource allocation unit that terminal reports.Wherein, the size of resource allocation unit be with
Subband is the positive integer of unit, and different size of resource allocation unit corresponds to different frequency domain resource ponds.Specifically, resource allocation
The size of unit is terminal according to the transmission demand characteristic of its bearer service (such as spies such as peak transfer rate, time delay, shake
Property) and base station and terminal between communication protocol determine.In general, peak transfer rate requires bigger, resource point
Numerical value with unit is bigger.
By the way that relatively-stationary resource allocation unit is arranged, scheduling realization and the processing of MAC layer can simplify.As an example
Son explanation: total subband number be 100, each dispatching distribution in traditional base station to the subband number of terminal can be with 1-100 among
Any one, flexibly, but deal with more troublesome.If fixed frequency domain granularity is 5, each dispatching distribution in base station
Subband number to terminal can only be just 5,10,20 ... 95,100, totally 20 probable values.
In step s3, base station is according to resource allocation unit, by terminal label to corresponding frequency domain resource pond.
In step s 4, base station uses the dispatching algorithm to match with the type of service of terminal, is marked to terminal distribution
Frequency domain resource pond in frequency domain resource.
In this stage, access base station, be tagged to all terminals in a frequency domain resource pond, pass through frequency domain and time domain
On scheduling in a shared manner using the frequency domain resource in this frequency domain resource pond, terminal transmits assigned frequency domain resource every time
Actual size be the integral multiple of resource allocation unit that terminal reports.
The resource allocation of each resource pool selects the dispatching algorithm to match with business feature.Such as: the business of class is acquired, it can
To select max carrier to interference or proportional fair algorithm;Scheduling of the power transmission and distribution business preferably with polling type.
In order to illustrate more clearly of base station processing schematic is as shown in Figure 2.It is tagged to the terminal in a frequency domain resource pond not
Allow the frequency domain resource using other frequency domain resource ponds, to realize that the business in frequency domain resource is isolated, to guarantee important service
Transmission quality.Shown in Fig. 2, base station side is provided with N number of frequency domain resource pond, the type of service phase of terminal 0, terminal 3 and terminal 5
Together, the resource in No. 1 frequency domain resource pond is shared, terminal 2 is identical as the type of service of terminal 4, shares in No. 2 frequency domain resource ponds
Resource.The type of service of terminal 1, terminal 6 and terminal 9 is identical, shares the resource in N frequency domain resource pond.It is initiated to base station
The terminal X of access can be assigned to corresponding frequency domain resource pond according to the resource allocation unit reported after being successfully accessed.Mark
Remember that the terminal of a resource pool does not allow the frequency domain resource using other resource pools, with realize the business in frequency domain resource every
From to guarantee the transmission quality of important service.
In one embodiment, suitable for the shared channel resources dispatching distribution method of electric power wireless private network further include: base
It stands and adjustment is optimized to the size in each frequency domain resource pond.In one embodiment, the adjustment in frequency domain resource pond is to pass through hand
Flowing mode carries out, i.e., the parameter optimized the size in the frequency domain resource pond as base station network, by operation maintenance personnel according to network
The statistical conditions of deployment and the access of each type of service terminal optimize adjustment.In one embodiment, frequency domain resource pond
Adjustment is carried out by automated manner, i.e., base station according to resource allocation, the data statistics situation that uses and monitor, by rule touching
Send out the adjustment to resource pool size.So help to further increase resource utilization.
Based on same inventive concept, the present invention also provides a kind of shared channel resources suitable for electric power wireless private network
Dispatching distribution system.Fig. 3 is the shared channel resources dispatching distribution system suitable for electric power wireless private network of an embodiment, if
The dispatch channel resource distribution that 230M electric power wireless private network is used in base station side is set, it should being total to suitable for electric power wireless private network
Dispatch channel resource distribution system is enjoyed comprising: frequency domain resource pond division module 10, receiving module 11, frequency domain resource pond label mould
Block 12, frequency domain resource distribution module 13.
Frequency domain resource pond division module 10 is used to all sub-band divisions be multiple frequency domain resource ponds, wherein a frequency domain
The terminal that the frequency domain resource of resource pool is used to distribute to a kind of type of service uses.
Receiving module 11 is for receiving the resource allocation unit that terminal reports.Wherein, the size of resource allocation unit be with
Subband is the positive integer of unit, and different size of resource allocation unit corresponds to different frequency domain resource ponds.
Frequency domain resource pond mark module 12 is coupled with frequency domain resource pond division module 10 and receiving module 11, is used for
By terminal label to the corresponding frequency domain resource pond of resource allocation unit.
Frequency domain resource distribution module 13 is coupled with frequency domain resource pond mark module 12, is used for using the business with terminal
The dispatching algorithm that type matches, the frequency domain resource into the frequency domain resource pond that terminal distribution is marked.Dispatching algorithm includes most
Big carrier/interface ratio algorithm, proportional fair algorithm and polling algorithm.
In one embodiment, frequency domain resource pond division module 10 include: portfolio accounting situation determining module 10a and by
Ratio cut partition module 10b.
Portfolio accounting situation determining module 10a is used to determine the various businesses in 230M electric power wireless private network coverage area
The portfolio accounting situation of type.Division module 10b in proportion is coupled with portfolio accounting situation determining module, is used for root
Subband is divided into multiple frequency domain resource ponds by corresponding proportion according to the portfolio accounting situation of various businesses type.
In one embodiment, the size of resource allocation unit be terminal according to the transmission demand characteristic of its bearer service with
And communication protocol between base station and terminal determines.
In one embodiment, suitable for the shared channel resources dispatching distribution system of electric power wireless private network further include: adjust
Mould preparation block is used to optimize adjustment to the size in each frequency domain resource pond.
In conclusion the shared channel resources dispatching distribution method suitable for electric power wireless private network according to the present embodiment
And system shares the resource allocation of channel with relatively-stationary frequency domain allocation unit, can simplify MAC layer in protocol stack realization
The Project Realization that the mapping of transport block size and HARQ are retransmitted between physical layer decreases the processing point of dispatching algorithm realization
Branch substantially reduces the complexity that entire protocol stack sofeware is realized.And by setting frequency domain resource pond mechanism, different business is used
The resource in different frequency domain resource ponds, realizes the isolation of different business, than by base station base hardware handles board do business every
From more flexible, resource utilization is high, and the transmission quality of business can also be effectively ensured.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.