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KR101704210B1 - Module for measuring communication quality, control method thereof, recording medium for recording program for executing the control method, application saved in the recording medium for executing the control method being combined with hardware - Google Patents

Module for measuring communication quality, control method thereof, recording medium for recording program for executing the control method, application saved in the recording medium for executing the control method being combined with hardware Download PDF

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Publication number
KR101704210B1
KR101704210B1 KR1020150083123A KR20150083123A KR101704210B1 KR 101704210 B1 KR101704210 B1 KR 101704210B1 KR 1020150083123 A KR1020150083123 A KR 1020150083123A KR 20150083123 A KR20150083123 A KR 20150083123A KR 101704210 B1 KR101704210 B1 KR 101704210B1
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South Korea
Prior art keywords
communication quality
target terminal
terminal
communication
quality measurement
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KR1020150083123A
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Korean (ko)
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KR20160146197A (en
Inventor
송영미
오승석
이동철
박종흠
이종운
최재훈
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주식회사 엘지유플러스
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Publication of KR20160146197A publication Critical patent/KR20160146197A/en
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Publication of KR101704210B1 publication Critical patent/KR101704210B1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The present invention relates to a communication quality measurement module, a control method thereof, a recording medium on which a program for executing the control method is recorded, and an application stored in the medium in combination with hardware for executing the control method. A method of controlling a communication quality measuring module included in a communication terminal performing wireless communication with an access point according to the present invention includes searching for another terminal wirelessly connected to the access point; Selecting at least one of the searched terminals as a target terminal; Transmitting a communication quality measurement trigger signal to a target terminal selected in the step; Performing at least one of receiving a predetermined quality measurement packet from the target terminal and transmitting a predetermined quality measurement packet to the target terminal, and displaying a result of the performance measurement.

Description

A communication quality measuring module, a control method thereof, a recording medium on which a program for executing the control method is recorded, and an application stored in the medium for executing the control method in combination with the hardware. BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] MEDIUM FOR RECORDING PROGRAM FOR EXECUTING THE CONTROL METHOD, APPLICATION SAVED IN THE RECORDING MEDIUM FOR EXECUTING THE CONTROL METHOD BEING COMBINED WITH HARDWARE}

The present invention relates to a communication quality measuring module, a control method thereof, a recording medium on which a program for executing the control method is recorded, and an application stored in a medium for executing the control method in combination with hardware, A module for measuring a communication quality of the other terminal communicating with the point, a control method thereof, a recording medium on which a program for executing the control method is recorded, and an application program stored in the medium for executing the control method, will be.

Due to the popularization of WiFi (Wireless Fidelity), various wireless IP (Internet Protocol) devices are installed in the home. For example, a security camera or the like is configured to perform wireless LAN communication with an access point to transmit photographed data.

However, the most important factor in using such a wireless IP device is confirmation that the location where the wireless IP device is installed is a location that can secure sufficient throughput for service use.

An example of the above-mentioned wireless IP security camera is that a wireless IP security camera needs to secure a certain level of communication quality between a camera for a wireless IP method and an access point in order to seamlessly transmit a captured image to a server.

Conventionally, when a wireless IP device is installed, a connection state is confirmed by transmitting a ping signal, and the communication quality state of the wireless IP device has not been properly determined.

Published Patent No. 2012-0106292

It is an object of the present invention to provide a communication quality measuring module which enables a communication quality between a wireless IP device and an access point to be verified in the field when various wireless IP devices are installed, A control method, a recording medium on which a program for executing the control method is recorded, and an application stored in the medium in combination with the hardware to execute the control method.

According to another aspect of the present invention, there is provided a communication quality measuring module provided in a communication terminal for performing wireless communication with an access point, the terminal comprising: a terminal searching unit searching for another terminal wirelessly connected to the access point; A target terminal selection unit selecting at least one of the other terminals retrieved by the terminal search unit as a target terminal; A signal transmission unit for transmitting a communication quality measurement trigger signal to a target terminal selected by the target terminal selection unit; A packet transmission / reception unit for performing at least one of reception of a packet for quality measurement from the target terminal and transmission of a packet for quality measurement to the target terminal; And a display processing unit for processing the packet transmission / reception unit to display the result of the packet transmission / reception performed by the packet transmission / reception unit.

In order to achieve the above object, a method of controlling a communication quality measuring module included in a communication terminal performing wireless communication with an access point according to the present invention includes searching for another terminal wirelessly connected to the access point Wow; Selecting at least one of the searched terminals as a target terminal; Transmitting a communication quality measurement trigger signal to a target terminal selected in the step; Performing at least one of reception of a packet for quality measurement from the target terminal and transmission of a packet for quality measurement to the target terminal, and displaying a result of the performance measurement.

INDUSTRIAL APPLICABILITY As described above, according to the present invention, it is possible to measure the state of communication quality with respect to a target terminal using a communication terminal.

As a result, the installer or the like can immediately confirm on the spot whether or not each wireless terminal is located in a place inappropriate for providing the service (for example, a place where the communication speed does not come out properly).

1 is a schematic configuration diagram of an entire communication system including a communication terminal equipped with a communication quality measurement module according to an embodiment of the present invention,
2 is a functional block diagram of a communication quality measurement module according to an embodiment of the present invention,
3 is a diagram illustrating a signal flow between a communication terminal having a communication quality measurement module and a target terminal according to an embodiment of the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Hereinafter, embodiments of the present invention will be described in order to facilitate understanding of the present invention, and the present invention is not limited to these embodiments. In particular, the present invention can be configured by combining at least any one of individual components, individual functions, or individual steps included in each embodiment.

A schematic configuration of an overall communication system including a communication terminal 100 having a communication quality measurement module 110 according to an embodiment of the present invention is as shown in FIG.

As shown in the figure, the entire communication system includes a communication terminal 100, an access point 300, at least one wireless terminal 200, and a communication quality management server 400.

The communication quality management server 400 performs a function of managing a communication quality state for each wireless terminal 200 when the communication terminal 100 makes a request.

For example, the communication quality management server 400 determines the communication quality of each wireless terminal 200 when a request is made from the communication terminal 100 as described later, and provides the result to the communication terminal 100, The communication quality status information can be registered in an internal database (not shown).

The wireless terminal 200 performs wireless communication with the access point 300. In this embodiment, at least one of the wireless terminals 200 is subject to communication quality measurement as described later.

Wireless LAN (WLANs) communication according to IEEE 802.11 may be performed between the wireless terminal 200 and the access point 300. This is an example only, There is no limit to the communication method.

For example, the security camera 200 may transmit the photographed image to a predetermined security server (not shown) provided on the Internet via the access point 300 .

The wireless terminal 200 includes the first wireless terminal 201, the second wireless terminal 202 and the third wireless terminal 203 as an example, no limits.

The access point 300 is directly connected to a wired network and performs wireless communication with the communication terminal 100 as well as the wireless terminal 200. The access point 300 supports a variety of devices to access a wired network such as the Internet through a wireless section Device.

The functions and operation processes of the access point 300 correspond to known technologies and will not be described in detail.

Meanwhile, the communication terminal 100 controls the communication quality measurement for the wireless terminal 200 according to a user's operation, and may correspond to the mobile communication terminal 100 such as a smart phone, for example.

The communication terminal 100 can also perform wireless LAN communication according to the IEEE 802.11 with the access point 300. As in the case of the wireless terminal 200, the communication method between the communication terminal 100 and the access point 300 is limited There is no.

The communication terminal 100 may be provided with a communication quality measuring module 110. Since the characteristic of the present invention is based on the function of the communication quality measuring module 110, Will be mainly described.

The communication quality measuring module 110 may be provided in the communication terminal 100 in a hardware or software manner. When the communication quality measuring module 110 is provided in software, And may correspond to a kind of application executed in the mobile terminal 100.

The function block of the communication quality measurement module 110 is as shown in FIG.

The communication quality measurement module 110 includes a terminal search unit 111, a target terminal selection unit 112, a signal transmission unit 113, a packet transmission / reception unit 114, a display processing unit 115, A communication quality determination unit 116, and a server connection unit 117. [

The terminal search unit 111 searches for a wireless terminal 200 wirelessly connected to the access point 300.

For example, when the communication terminal 100 and each wireless terminal 200 form a LAN (Local Area Network) through a wireless section on the basis of the access point 300, the communication terminal 100 transmits a broadcast signal So that each wireless terminal 200 existing in the same network can be searched.

The display processing unit 115 processes the display of the processing result and the like according to the present invention and allows the user to operate the display unit 115 such as a liquid crystal display (LCD) (Not shown).

The display processor 115 can control the display of the list of the wireless terminals 200 searched by the terminal search unit 111 and display the list of the components included in the communication quality measurement module 110, Packet transmitting / receiving unit 114) can be displayed.

Here, the execution result may be information indicating completion of execution, or information on the actual amount of packets transmitted and received.

The target terminal selection unit 112 functions to select at least one of the wireless terminals 200 searched by the terminal search unit 111 as target terminals.

The target terminal selection unit 112 can select the wireless terminal 200 corresponding to the item selected by the user from the list of the wireless terminals 200 displayed by the display processing unit 115 as the target terminal.

For example, in the display unit of the communication terminal 100, an item corresponding to the first wireless terminal 201, the second wireless terminal 202, and the third wireless terminal 203 is displayed on the display unit of the communication terminal 100 by the operation of the terminal search unit 111, When the user selects an item corresponding to the second wireless terminal 202, the target terminal selection unit 112 communicates the second wireless terminal 202 with the communication terminal 200. In this case, The target terminal for quality measurement can be selected.

As another example, the target terminal selection unit 112 may automatically select a wireless terminal 200 that transmits a predetermined response message through a predetermined signal exchange with each wireless terminal 200 as a target terminal.

The signal transmission unit 113 performs a function of transmitting a communication quality measurement trigger signal to a target terminal selected by the target terminal selection unit 112.

Here, the communication quality measurement trigger signal is a signal for controlling the target terminal to perform a predetermined function for measuring communication quality (a detailed description thereof will be described later).

The communication quality measurement trigger signal may include a network address of the communication quality measurement trigger signal to inform the communication terminal 100 having the communication quality measurement module 110 to the target terminal.

Also, the communication quality measurement trigger signal may include measurement time information for notifying the target terminal of the communication quality measurement time. Here, the measurement time information may be information indicating a time point at which the communication quality measurement is to be performed, or may be information indicating a time range for performing the communication quality measurement.

The packet transmission / reception unit 114 receives a predetermined quality measurement packet from the target terminal or transmits a predetermined quality measurement packet to the target terminal. At this time, the packet transmission / reception unit 114 performs the above- .

For example, when a target terminal transmits a predetermined packet for measuring the communication quality, the packet transmission / reception unit 114 performs a function of receiving the packet, and when the target terminal requests a predetermined packet to measure the communication quality The packet transmission / reception unit 114 performs a function of transmitting a predetermined packet.

The communication quality judging unit 116 judges whether or not the communication quality between the target terminal and the access point 300 using at least one of the amount of packets successfully received from the target terminal for a predetermined period of time and the amount of packets transmitted to the target terminal for a predetermined period of time And performs a function of determining the quality state.

For example, when the target terminal transmits a predetermined packet, the communication quality determination unit 116 determines the communication quality status (status) between the target terminal and the access point 300 using the packet amount that is successfully received from the target terminal for a preset time .

The communication quality determination unit 116 may determine a communication quality state between the target terminal and the access point 300 using at least one of a time at which the predetermined packet is successfully received from the target terminal and a time at which the packet is successfully transmitted to the target terminal It can be judged.

Since the communication speed can be known by using the packet amount and the packet transmission / reception time, the state of communication quality with respect to the target terminal can be known.

Here, the packet transmitted by the target terminal arrives at the access point 300 through the wireless section, and then arrives at the communication terminal 100 again through the wireless section. In this case, wireless communication between the access point 300 and the communication terminal 100 Assuming that the packet transmission rate in the interval is much faster than the packet transmission rate in the wireless section between the target terminal and the access point 300, 300 can be judged based on the communication quality.

The server connection unit 117 transmits at least one of the amount of packets successfully received from the target terminal for a predetermined time and the amount of packets transmitted to the target terminal for a preset time to the communication quality management server 400, Point 300 to determine the communication quality state.

That is, the communication quality determination unit 116 is for the communication quality measurement module 110 to determine the communication quality for the target terminal by itself, and the server connection unit 117 determines the communication quality for the target terminal, And requests the communication quality management server 400 that has received the request.

FIG. 3 illustrates a process of communication between a communication terminal 100 having a communication quality measurement module 110 and a target terminal according to an embodiment of the present invention.

First, the communication terminal 100 searches for a wireless terminal 200 connected to a wireless LAN, and selects at least one of the wireless terminals 200 as a target terminal (step S1).

Then, the communication terminal 100 transmits a communication quality measurement trigger signal to the target terminal via the access point 300. The communication quality measurement trigger signal includes an Internet Protocol (IP) address of the communication terminal 100, (Step S3).

Here, the communication quality measurement trigger signal may be any one transmission signal, or may be a group of a plurality of signal groups.

For example, the IP address and the measurement time may be transmitted to the target terminal on different signals.

In this embodiment, communication between the communication terminal 100 and the target terminal is performed via the access point 300. Hereinafter, redundant description of the access point 300 will be omitted.

The target terminal transmits a response signal to the communication terminal 100 using the IP address included in the communication quality measurement trigger signal (step S5), and then transmits a communication quality measurement start notification signal to the communication terminal 100 S7).

A packet for measuring the communication quality between the communication terminal 100 and the target terminal is transmitted and received (step S9). For example, the target terminal transmits a predetermined packet to the communication terminal 100, It can request a packet transmission.

At this time, the target terminal performs this packet transmission / reception process during the measurement time included in the communication quality measurement trigger signal.

When the target terminal transmits a communication quality measurement end notification signal to the communication terminal 100 (step S11), the communication terminal 100 transmits a response signal to the target terminal (step S13), and the communication quality measurement result (Step S15).

For example, the communication terminal 100 can determine the communication speed between the target terminal and the access point 300 using the amount of packets transmitted and received for a predetermined time.

Also, the communication terminal 100 may transmit the communication quality measurement result to the communication quality management server 400 to manage the communication quality measurement result for the target terminal (step S17).

Meanwhile, it goes without saying that the process of performing each of the above-described embodiments can be performed by a program or an application stored in a predetermined recording medium (for example, a computer-readable). Here, the recording medium includes an electronic recording medium such as a RAM (Random Access Memory), a magnetic recording medium such as a hard disk, and an optical recording medium such as a CD (Compact Disk).

At this time, the program stored in the recording medium may be executed on hardware such as a computer or a smart phone to perform each of the above embodiments. In particular, at least one of the functional blocks of the communication quality measurement module according to the present invention described above can be implemented by such a program or an application.

The present invention is not limited to the above-described specific embodiments, and various modifications and changes may be made without departing from the gist of the present invention. It is to be understood that such variations and modifications are intended to be included in the scope of the appended claims.

100: communication terminal 200: wireless terminal
300: access point 400: communication quality management server
201: first wireless terminal 202: second wireless terminal
203: third wireless terminal 110: communication quality measurement module
111: terminal search unit 112: target terminal selection unit
113: Signal transmission unit 114: Packet transmission /
115: display processing unit 116: quality judgment unit
117: Server connection

Claims (18)

A control method of a communication quality measuring module provided in a communication terminal performing wireless communication with an access point,
(a) searching for another terminal wirelessly connected to the access point;
(b) selecting at least one of the other terminals found in the step (a) as a target terminal for communication quality measurement;
(c) transmitting a communication quality measurement trigger signal to the target terminal selected in the step (b);
(d) receiving a quality measurement packet based on the communication quality measurement trigger signal from the target terminal, and displaying a result of performing a quality measurement according to the received quality measurement packet Control method of module. The method according to claim 1,
Determining a state of communication quality between the target terminal and the access point using at least one of a packet amount successfully received from the target terminal for a predetermined time and a packet amount transmitted to the target terminal for a predetermined time Further comprising the steps of: The method according to claim 1,
Further comprising the step of determining a communication quality state between the target terminal and the access point using at least one of a time at which the predetermined packet is successfully received from the target terminal and a time at which the target terminal is successfully transmitted Wherein the communication quality measuring module comprises: The method according to claim 1,
And transmitting the at least one of the amount of packets successfully received from the target terminal and the amount of packets transmitted to the target terminal for a preset time to the communication quality management server for a predetermined time, Further comprising the step of requesting a determination. The method according to claim 1,
Further comprising the step of displaying a list of the other terminals retrieved in the step (a)
Wherein the selecting step selects the other terminal corresponding to the item selected by the user as the target terminal in the step (b). The method according to claim 1,
Wherein the step (a) performs wireless LAN communication with the access point and searches for another terminal existing in the same network. The method according to claim 1,
Wherein the communication quality measurement trigger signal includes a network address for informing the communication terminal having the communication quality measurement module to the target terminal. 8. The method according to any one of claims 1 to 7,
Wherein the communication quality measurement trigger signal includes measurement time information for reporting the communication quality measurement time to the target terminal. A computer-readable recording medium recording a program for executing the method according to any one of claims 1 to 7. 7. An application stored in a medium for executing the method of any one of claims 1 to 7 in combination with hardware. A communication quality measuring module provided in a communication terminal performing wireless communication with an access point,
A terminal search unit searching for another terminal wirelessly connected to the access point;
A target terminal selection unit for selecting at least one of the other terminals retrieved from the terminal search unit as a target terminal for communication quality measurement;
A signal transmission unit for transmitting a communication quality measurement trigger signal to a target terminal selected by the target terminal selection unit;
A packet transmission / reception unit for receiving a packet for quality measurement based on the communication quality measurement trigger signal from the target terminal;
And a display processor for processing the quality measurement result according to the quality measurement packet so as to be displayed. 12. The method of claim 11,
A communication quality determining unit configured to determine a communication quality state between the target terminal and the access point using at least one of a packet amount successfully received from the target terminal for a predetermined time and a packet amount transmitted to the target terminal for a predetermined time, And a judging unit for judging whether or not the communication quality is good. 12. The method of claim 11,
Further comprising a communication quality determining unit that determines a communication quality state between the target terminal and the access point using at least one of a time at which the predetermined packet is successfully received from the target terminal and a time at which the target terminal is successfully transmitted And a communication quality measuring module for measuring communication quality. 12. The method of claim 11,
And transmitting the at least one of the amount of packets successfully received from the target terminal and the amount of packets transmitted to the target terminal for a preset time to the communication quality management server for a predetermined time, Further comprising: a server connection unit for requesting a judgment. 12. The method of claim 11,
Wherein the display processing unit controls the terminal searching unit to display a list of the other terminals,
Wherein the target terminal selection unit selects another terminal corresponding to the item selected by the user among the list processed by the display processing unit as the target terminal. 12. The method of claim 11,
Wherein the terminal search unit performs wireless LAN communication with the access point and searches for another terminal existing in the same network. 12. The method of claim 11,
Wherein the communication quality measurement trigger signal includes a network address for informing the communication terminal having the communication quality measurement module to the target terminal. 18. The method according to any one of claims 11 to 17,
Wherein the communication quality measurement trigger signal includes measurement time information for reporting the communication quality measurement time to the target terminal.
KR1020150083123A 2015-06-12 2015-06-12 Module for measuring communication quality, control method thereof, recording medium for recording program for executing the control method, application saved in the recording medium for executing the control method being combined with hardware KR101704210B1 (en)

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WO2019017998A1 (en) * 2017-07-21 2019-01-24 Intel IP Corporation Enablement of 6 gigahertz band for wireless communications

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