CN203537563U - Multi-mode wireless communication terminal used for testing electrical network communication quality of service (QoS) - Google Patents
Multi-mode wireless communication terminal used for testing electrical network communication quality of service (QoS) Download PDFInfo
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- CN203537563U CN203537563U CN201320615149.1U CN201320615149U CN203537563U CN 203537563 U CN203537563 U CN 203537563U CN 201320615149 U CN201320615149 U CN 201320615149U CN 203537563 U CN203537563 U CN 203537563U
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Abstract
The utility model discloses a multi-mode wireless communication terminal for testing electrical network communication quality of service (QoS). The multi-mode wireless communication terminal comprises a base-band chip processor module, a multi-mode wireless communication module, a power supplying module, a storage module, an SIM card module, an input and display unit, a data interface circuit and a debugging interface circuit. The multi-mode wireless communication module, the power supplying module, the storage module, the SIM card module, the input and display unit, the data interface circuit and the debugging interface circuit are connected with the base-band chip processor module. The multi-mode wireless communication terminal can conveniently test the quality of service (QoS) performance indexes of aerial access portions, of various wireless public network access communication new technologies, bearing intelligent electrical network business under various wireless environment, and then analyzes whether the various wireless public network access communication new technologies can meet requirements of intelligent electrical network communication business quality of service (QoS), network robustness, network adaptability, network security and network economy.
Description
Technical field
The utility model relates to a kind of for testing the multi-mode radio communication terminal of communication system of power grids QoS.
Background technology
Development along with intelligent grid and distributed power source, electric power system improves day by day to the demand of power communication, increasing and its service quality (Quality of Service, the QoS) performance of note data in power communication and file data business need meet the particular requirements such as safe and reliable.At present, the telecommunication mode of China's electric power system transmitting data service mainly contains 230MHz wireless private network, GPRS (General Packet Radio Service, GPRS) and code division multiple access (Code Division Multiple Access, CDMA) wireless public network, optical fiber private network and special line dialing etc., wherein use the ratio approximately 69.56% of wireless public network mode, this is mainly because the wireless public network communication technology is ripe and signal cover is wide, do not need self-built and O&M designated lane, engineering cost is low, difficulty of construction is little, it is flexible etc. to expand.
Each department, Hunan power office has all been used the data service of GPRS mode transferring electric power, and some areas office has been used CDMA mode simultaneously.From service condition, although GPRS and CDMA mode all exist the problems such as terminal disconnection and jitter, general reflection is that the communication quality of telecommunications is better than mobile and UNICOM, and some city of communication quality of movement is better than UNICOM; The signal of telecommunications standard different cities with Bu Tong local change large, the signal stabilization of mobile and UNICOM's standard; The standard that technology is more ripe, its signal coverage varies is better, but communication quality is not all right etc.And communication performance is better than the 3G public network access technology of GPRS/CDMA mode relatively, the research of applying in intelligent grid is at home still in the starting stage, the qos requirement that can it meet the required fail safe of power communication, reliability, adaptability, economy and business, needs further to be studied.
In current existing electric power wireless data terminal product, although adopt the many of wireless communication technology, they exist mostly, and standard is single, performance is limited, be not suitable for electric power system data service communication demand, can not test the data service of wireless network public network transferring electric power accesses the features such as part QoS performance index in the air.Therefore, integrated various wireless communication technology, QoS performance index and the mobile terminals that instructs wireless public network common carrier to carry out the network optimization in the time of can testing electric power data and aloft transmit, become the research and development focus in this field.
Utility model content
The utility model provides that a kind of its object is, a kind of multi-mode radio communication terminal is provided for testing the multi-mode radio communication terminal of communication system of power grids QoS, for testing the aerial access part communication quality that utilizes the data service of wireless public network transferring electric power.
A kind of for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, comprise baseband chip processor module, multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit and data-interface and debug i/f circuit; Described multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit, data-interface and debug i/f circuit are all connected with baseband chip processor module;
Described baseband chip processor module comprises radio frequency interface controller, DMA direct memory access unit, channel coding/decoding accelerator, DSP digital signal processor and arm processor; Described arm processor, DSP digital signal processor, channel coding/decoding accelerator, DMA direct memory access unit and radio frequency interface controller are connected successively; Described DMA direct memory access unit, radio frequency interface controller are all directly connected with DSP digital signal processor;
Described multi-mode radio communication module comprises three transceiver communication unit, wherein, the first transceiver communication unit comprises TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver, described TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver are connected with MUX multiplex adapter assembly respectively, and described MUX multiplex adapter assembly is connected with dual-mode antenna;
Described TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver send communication data to MUX multiplex adapter by power amplifier respectively;
The communication data that is sent to MUX multiplex adapter assembly from antenna is directly sent to described TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver;
Second communication Transmit-Receive Unit comprises CDMA2000 transceiver and CDMA transceiver, and described CDMA2000 transceiver is connected with MUX multiplex adapter assembly by power amplifier respectively with CDMA transceiver, and described MUX multiplex adapter assembly is connected with dual-mode antenna;
Third communication Transmit-Receive Unit comprises WCDMA transceiver and GSM transceiver, and described WCDMA transceiver is connected with MUX multiplex adapter assembly by power amplifier respectively with GSM transceiver, and described MUX multiplex adapter assembly is connected with dual-mode antenna.
Also comprise the power supply USB interface being connected with baseband chip processor module.
Also comprise data-interface protective circuit, described data-interface protective circuit is connected with baseband chip processor module.
Described data-interface sends UART interface by comprising RJ45 interface, the first USB interface and Universal Asynchronous Receiver &.
Described debug i/f circuit is provided with secondary USB interface.
Described memory module comprises SD storage card and FLASH memory.
Described SIM card module comprises the WCDMA/GSM SIM card interface circuit of the TD-SCDMA/EDGE/GPRS SIM card interface circuit of mobile operator, the CDMA2000/CDMA SIM card interface circuit of telecom operators and operator of UNICOM.
Described QoS(service quality) comprise signal strength signal intensity, Mean Speed, transmission time, propagation delay time, number of retransmissions, the error rate and frame loss rate.
Beneficial effect
It is a kind of for testing the multi-mode radio communication terminal of communication system of power grids QoS that the utility model provides, and comprises baseband chip processor module, multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit and data-interface and debug i/f circuit; Described multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit, data-interface and debug i/f circuit are all connected with baseband chip processor module; Described baseband chip processor module comprises radio frequency interface controller, DMA direct memory access unit, channel coding/decoding accelerator, DSP digital signal processor and arm processor; Described arm processor, DSP digital signal processor, channel coding/decoding accelerator, DMA direct memory access unit and radio frequency interface controller are connected successively; Described DMA direct memory access unit, radio frequency interface controller are all connected with DSP digital signal processor.
The utility model can be tested the aerial access part QoS performance index that selected various wireless public network access communications new technology is carried intelligent grid business under various wireless environments easily, and then whether can meet intelligent grid communication service qos requirement and network robustness, adaptability, fail safe and economy according to the various wireless public network communication modes of Performance Analysis.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
As shown in Figure 1, for structural representation of the present utility model, for testing a multi-mode radio communication terminal of communication system of power grids QoS, comprise baseband chip processor module, multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit and data-interface and debug i/f circuit; Described multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit, data-interface and debug i/f circuit are all connected with baseband chip processor module;
Described baseband chip processor module comprises radio frequency interface controller, DMA direct memory access unit, channel coding/decoding accelerator, DSP digital signal processor and arm processor, described arm processor, DSP digital signal processor, channel coding/decoding accelerator, DMA direct memory access unit and radio frequency interface controller are connected successively, and described DMA direct memory access unit, radio frequency interface controller are all connected with DSP digital signal processor; Under various wireless environments, by this terminal transmission intelligent grid business, the communication data receiving is carried out to coding/decoding and data analysis simultaneously, and then obtain the aerial access part QoS performance index of selected various wireless public network access communications new technologies.
Described multi-mode radio communication module comprises three transceiver communication unit, for preliminary treatment and the bidirectional transmit-receive of terminal data;
Wherein, the first transceiver communication unit comprises TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver, and described TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver are connected with MUX assembly respectively, and described MUX assembly is connected with dual-mode antenna;
Wherein, second communication Transmit-Receive Unit comprises CDMA2000 transceiver and CDMA transceiver, and described CDMA2000 transceiver is connected with MUX assembly respectively with CDMA transceiver, and described MUX assembly is connected with dual-mode antenna;
Wherein, third communication Transmit-Receive Unit comprises WCDMA transceiver and GSM transceiver, and described WCDMA transceiver is connected with MUX assembly respectively with GSM transceiver, and described MUX assembly is connected with dual-mode antenna;
Described TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver send communication data to MUX multiplex adapter by power amplifier respectively;
The communication data that is sent to MUX multiplex adapter assembly from antenna is directly sent to described TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver.
Also comprise the power supply USB interface being connected with baseband chip processor module, by USB interface, power.
Also comprise data-interface protective circuit, described data-interface protective circuit is connected with baseband chip processor module.
Described data-interface sends UART interface by comprising RJ45 interface, the first USB interface and Universal Asynchronous Receiver &.
Described debug i/f circuit is provided with secondary USB interface.
Described memory module comprises SD storage card and FLASH memory, for store test data.
Specific works step of the present utility model is:
Step 1: by input and the testing software of display unit opening installation in terminal, arrange with selected a kind of communication standard and wait for that wireless signal strength shows;
APN dialing parameters is set, obtains user name and password, obtain modem port, set up windows demodulator; When obtaining modem port, if obtain failure, display communication network connection failure on display;
Step 2: connect and wait for that wireless communication terminal reaches the standard grade, obtain IP address and IP address is set and port numbers interconnected to realize between wireless communication terminal;
After the dial-up connection of PS territory, AT path becomes data channel, and AT path and the higher level protocol suite of UE side are mutual, signalling, high level data sends by L2 layer, L1 layer and RF, communicates to connect the successfully rear air interface part QoS information that shows, now wireless communication terminal is reached the standard grade;
Obtain IP address and IP address and port numbers are set, realizing between wireless communication terminal interconnected;
Step 3: mutual electricity data test frame between wireless communication terminal, record relevant test data as test frame size, transmission delay, lose byte number, frame loss rate and signal strength signal intensity etc.;
The request of setting up of calling terminal asynchronous system, can input electric power test data after successful connection and window show this data;
If automated manner sends, calling terminal obtains the power test data of firm input and the transmission parameter of system default, and call function sends; If manual mode sends, relevant transmission parameter is set and obtains the power test data of firm input, call function sends; Calling terminal shows QoS information and preserves relevant test data;
Called end is intercepted solicited message always, receives calling terminal request, receives the just power test data of transmission; Called end shows QoS information and preserves relevant test data;
Step 4: the force data test file that conducts electricity mutually between wireless communication terminal, records relevant test data as file size, transmission state, the number of transmissions, transmission speed, transmission time etc.;
Calling terminal is set up request thread, sets up socket and connects, and selects transfer files, statistics Transmit message and relevant information, and call function sends; Calling terminal shows QoS information and preserves dependence test file;
Called end is intercepted solicited message always, receives calling terminal request, receives the just power test file of transmission; Called end shows QoS information and preserves dependence test file;
Step 5: disconnect and close testing software, QoS testing performance index when completing an electric power data and transmitting aloft.
Electric power data test frame in step 3, can be automatic transmission and manually sends, and the test frame content of transmission can automatically generate also and can manually input.The relevant parameters such as Frame length, transmission time interval of transmission need to be first set while automatically sending, press after send key according to relevant parameter carry out test frame content repeat send.Because test frame does not have the mechanism such as verification and re-transmission in sending, so test frame transmission exist hardly retransmit repeatedly long with propagation delay time, but exist the error rate non-vanishing, lose the situations such as byte number.
Electric power data test file in step 4 has been divided into a plurality of Frames this document when its relevant information of statistics, and file transfer is carried out in the mode of Frame.Due to file, there is the mechanism such as verification and re-transmission, so the error rate of file transfer and to lose byte number almost nil, but exist file to retransmit and the situation such as propagation delay time is long.
Should be emphasized that, above-mentioned explanation is only exemplary, rather than in order to limit scope of the present utility model and application thereof.
Claims (7)
1. one kind for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, comprise baseband chip processor module, multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit and data-interface and debug i/f circuit; Described multi-mode radio communication module, supply module, memory module, SIM card module, input and display unit, data-interface and debug i/f circuit are all connected with baseband chip processor module;
Described baseband chip processor module comprises radio frequency interface controller, DMA direct memory access unit, channel coding/decoding accelerator, DSP digital signal processor and arm processor; Described arm processor, DSP digital signal processor, channel coding/decoding accelerator, DMA direct memory access unit and radio frequency interface controller are connected successively; Described DMA direct memory access unit, radio frequency interface controller are all directly connected with DSP digital signal processor;
Described multi-mode radio communication module comprises three transceiver communication unit, and wherein, the first transceiver communication unit comprises TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver; Described TD-SCDMA transceiver, EDGE transceiver and GPRS transceiver are connected with MUX multiplex adapter assembly respectively, and described MUX multiplex adapter assembly is connected with dual-mode antenna;
Second communication Transmit-Receive Unit comprises CDMA2000 transceiver and CDMA transceiver, and described CDMA2000 transceiver is connected with MUX multiplex adapter assembly by power amplifier respectively with CDMA transceiver, and described MUX multiplex adapter assembly is connected with dual-mode antenna;
Third communication Transmit-Receive Unit comprises WCDMA transceiver and GSM transceiver, and described WCDMA transceiver is connected with MUX multiplex adapter assembly by power amplifier respectively with GSM transceiver, and described MUX multiplex adapter assembly is connected with dual-mode antenna.
2. according to claim 1ly for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, also comprise the power supply USB interface being connected with baseband chip processor module.
3. according to claim 1ly for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, also comprise data-interface protective circuit, described data-interface protective circuit is connected with baseband chip processor module.
According to described in claim 1-3 any one for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, described data-interface sends UART interface by comprising RJ45 interface, the first USB interface and Universal Asynchronous Receiver &.
5. according to claim 4ly for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, described debug i/f circuit is provided with secondary USB interface.
6. according to claim 1ly for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, described memory module comprises SD storage card and FLASH memory.
7. according to claim 1 for testing the multi-mode radio communication terminal of communication system of power grids QoS, it is characterized in that, described SIM card module comprises the WCDMA/GSM SIM card interface circuit of the TD-SCDMA/EDGE/GPRS SIM card interface circuit of mobile operator, the CDMA2000/CDMA SIM card interface circuit of telecom operators and operator of UNICOM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320615149.1U CN203537563U (en) | 2013-09-30 | 2013-09-30 | Multi-mode wireless communication terminal used for testing electrical network communication quality of service (QoS) |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320615149.1U CN203537563U (en) | 2013-09-30 | 2013-09-30 | Multi-mode wireless communication terminal used for testing electrical network communication quality of service (QoS) |
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| CN203537563U true CN203537563U (en) | 2014-04-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107682076A (en) * | 2017-10-09 | 2018-02-09 | 武汉虹信通信技术有限责任公司 | A kind of test device for improving multi-standard multi-path-apparatus testing efficiency |
| CN107872250A (en) * | 2017-11-28 | 2018-04-03 | 南京南瑞信息通信科技有限公司 | A kind of general communication module of power system public affairs private network and its communication means |
-
2013
- 2013-09-30 CN CN201320615149.1U patent/CN203537563U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107682076A (en) * | 2017-10-09 | 2018-02-09 | 武汉虹信通信技术有限责任公司 | A kind of test device for improving multi-standard multi-path-apparatus testing efficiency |
| CN107872250A (en) * | 2017-11-28 | 2018-04-03 | 南京南瑞信息通信科技有限公司 | A kind of general communication module of power system public affairs private network and its communication means |
| CN107872250B (en) * | 2017-11-28 | 2019-03-08 | 南京南瑞信息通信科技有限公司 | A kind of communication module and its communication means that electric system public affairs private network is general |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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Granted publication date: 20140409 |