CN106452617A - Micro power wireless communication unit testing device - Google Patents
Micro power wireless communication unit testing device Download PDFInfo
- Publication number
- CN106452617A CN106452617A CN201610771409.2A CN201610771409A CN106452617A CN 106452617 A CN106452617 A CN 106452617A CN 201610771409 A CN201610771409 A CN 201610771409A CN 106452617 A CN106452617 A CN 106452617A
- Authority
- CN
- China
- Prior art keywords
- test
- communication unit
- electromagnetic wave
- micro power
- radio communication
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
- H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica
- H04L1/244—Testing correct operation by comparing a transmitted test signal with a locally generated replica test sequence generators
Abstract
A micro power wireless communication unit testing device includes a test host, an error analyzer, an electromagnetic wave chamber (including test module tooling), a purification voltage regulator source, a standard protocol signal source, and an integrated tester. The test host is connected with the standard protocol signal source through a 485 bus. The standard protocol signal source is connected with the integrated tester through a radio frequency line. The integrated tester is connected to the electromagnetic wave chamber through the radio frequency line. The test module tooling is installed in the electromagnetic wave chamber which is powered by the purification voltage regulator source. The electromagnetic wave chamber is connected to the error analyzer through the radio frequency line. The error analyzer is connected to the test host through the 485 bus. The device realizes the test of radio frequency emission performance, accept performance, protocol consistency and other performance indicators of a micro power wireless communication unit, the national network company test technical requirements are met, and the test operation is simple and quick.
Description
Technical field
The present invention relates to a kind of micro power radio communication unit testing device, belong to power electronics communication technical field.
Background technology
Pushing forward comprehensively and deeply development with power user power consumption information acquisition system construction, micro power radio communication list
The features such as unit is with its low-power consumption, networking flexibility, in power information data transmission network, further extensively applies, is increasingly becoming letter
One of crucial and very important part or unit in breath collection and transmission link.Because the market space is huge, existing crowd at present
Multiple enterprises are engaged in the development ＆ production of micro power radio communication unit.And its production specification of the product of different manufacturers and technical indicator
Each variant.Thus result in the disunity in specification, interconnect construction and Long-term planning to national grid power information
Evolution brings difficulty.
State's net factory specification《Q/GDW 1374.3-2013 power user power consumption information acquisition system technical specification the 3rd
Part：Communication unit technology specification》With《Q/GDW 1379.4-2013 power user power consumption information acquisition system inspection technology is advised
Model the 4th part：Communication unit inspection technology specification》To the type structure of micro power radio communication unit, performance indications, communication protocols
View etc. has carried out relatively comprehensively improving and unified.Micro power radio communication unit gets more and more and is applied to the electric power of national grid
In user power utilization information acquisition system, with Centroid and from node communication unit use more and more extensive, in order to ensure
The networking of Centroid and from node communication unit and the function in net, performance and stability etc. are it is necessary to execute tight before networking
Lattice are tested.So currently without the device for quick testing meeting state's network technology standard requirement it is impossible to realize every survey of standard requirement
Examination index.
It is therefore desirable to inventing a kind of micro power radio communication unit testing device, the items of quick detection communication unit
Can index and communication protocol whether meet the technical standards it is ensured that the success rate of power information collection and reliability.
Content of the invention
The purpose of the present invention is, for the deficiency of micro power radio communication unit testing presence, the present invention proposes a kind of micro-
Power wireless communications unit testing device.
Realize technical scheme as follows：A kind of micro power radio communication unit testing device, including test main frame,
Error analyzer, electromagnetic wave cell（Comprise test module frock）, purifying and pressure stabilizing source, standard agreement signal source and integration test
Instrument.Test main frame passes through 485 bus connection standards protocol signal sources, and standard agreement signal source passes through radio frequency line and comprehensive tester
It is connected；Comprehensive tester is connected to electromagnetic wave cell by radio frequency line；Test module frock is arranged on the little interior of electromagnetic wave, purifies steady
Potential source is powered for electromagnetic wave cell；Electromagnetic wave cell is ined succession error analyzer by radio frequency line, and error analyzer passes through 485 buses
It is connected to test main frame.
Described test main frame, is configured with corresponding test software, as the main station system of test device, built-in electric power use
Family power information acquisition system communication protocol the 4th is based partially on the Data Transport Protocol of micro power radio communication.
Described standard agreement signal source, for the testing protocol consistency of micro power radio communication unit, is accorded with by customization
The agreement frame data that the protocol signal that standardization requires sends, and transmit to described comprehensive test analysis instrument, described synthesis
Measuring and analysing meter will be sent by radiofrequency signal.
Described comprehensive tester, for producing baseband signal with described standard agreement signal source, with described electromagnetic wave cell
Interior tested communication unit is communicated, and carries out test analysis to its radio-frequency performance.
Described electromagnetic wave cell, it is ensured that test environment is clean, test module work is installed in inside to the shielding for interference signal
Dress, can be with the micro power radio communication unit of compatible with single, three-phase electric energy meter.
Described purifying and pressure stabilizing source, for the power supply that automatically controls of electromagnetic wave cell, powers to tested communication unit simultaneously.
Described error analyzer is used for sensitivity and packet loss test in radio-frequency performance test, with 0.5dB stepping gradually
Increase the radiofrequency signal output level of described comprehensive tester, until reaching the bit error rate requirement of regulation.
Beneficial effect compared with prior art is that the test device of the present invention can be simulated concentrator and pass through serial ports in real time
Communicated with tested micro power radio communication unit, collected the data of communication unit, to its testing protocol consistency, including thing
The protocol tests such as reason layer, MAC layer, Internet and application layer；Radio-frequency transmissions performance and the acceptance of communication unit can be realized simultaneously
Performance test, meets Guo Wang company inspection technology code requirement, test operation simple and fast.
Brief description
Fig. 1 is micro power radio communication unit testing device structured flowchart of the present invention.
Specific embodiment
The present invention is described in detail for comparison accompanying drawing with reference to embodiments.
As shown in figure 1, a kind of micro power radio communication unit testing device that the present embodiment provides, including：Test main frame,
Error analyzer, electromagnetic wave cell（Comprise test module frock）, purifying and pressure stabilizing source, standard agreement signal source and integration test
Instrument；Test main frame passes through 485 bus connection standards protocol signal sources, and standard agreement signal source passes through radio frequency line and comprehensive tester
It is connected, comprehensive tester is connected to electromagnetic wave cell by radio frequency line, test module frock is arranged on the little interior of electromagnetic wave, purify steady
Potential source is powered for electromagnetic wave cell, and electromagnetic wave cell is ined succession error analyzer by radio frequency line, and error analyzer passes through 485 buses
It is connected to test main frame.
The present embodiment test device can be tested to the radio-frequency transmissions performance of micro power radio communication unit, including,
Number passes frequency deviation, stray RF component, base band transmission speed；Realize radio frequency reception performance test, including sensitivity test, can receive
Centre frequency deviation, field strength measurement etc.；Its protocol conformance is tested simultaneously, including physical layer, MAC layer, Internet, answer
With agreements such as layers.
The test main frame of the present embodiment test device, is configured with corresponding test software, as the system of main website of test device
System, the data that built-in power user power consumption information acquisition system communication protocol the 4th is based partially on micro power radio communication passes
Defeated agreement.
The standard agreement signal source of the present embodiment test device, the protocol conformance for micro power radio communication unit is surveyed
Examination, the agreement frame data being sent by the protocol signal that customization meets standard requirement, and transmit and divide to described integration test
Analyzer, described comprehensive test analysis instrument will be sent by radiofrequency signal.
The comprehensive tester of the present embodiment test device, for producing baseband signal with described standard agreement signal source, with
The little indoor tested communication unit of described electromagnetic wave is communicated, and carries out test analysis to its radio-frequency performance；Built-in radiofrequency signal
Source and Spectrum Analyzer, the frequency range of radio-frequency signal source：400KHz 1.05GHz, output amplitude：N-type interface-
141dBm to -21dBm, bnc interface -115dBm extremely+5dBm (excessively exporting to+7dBm)；Spectrum Analyzer, frequency model
Enclose：100KHz to 1GHz, sweeps width：10KHz to 1GHz continuously adjustabe, resolution bandwidth：300Hz、3KHz、30KHz、300KHz、
3MHz, sensitivity：2uV, follows the tracks of source frequency deviation range：0~999MHz.
The electromagnetic wave cell of the present embodiment test device, shielding properties in the range of full frequency band：>=70dB, 200Mz with
Lower isolation >=75dB, operating frequency：100MHz～2000MHz；Shielding for interference signal it is ensured that test environment is clean,
Internal installation test module frock, can be with the micro power radio communication unit of compatible with single, three-phase electric energy meter.
The purifying and pressure stabilizing source of the present embodiment test device, for the power supply that automatically controls of electromagnetic wave cell, gives tested simultaneously
Communication unit is powered.
Described error analyzer is used for sensitivity and packet loss test in radio-frequency performance test, with 0.5dB stepping gradually
Increase the radiofrequency signal output level of described comprehensive tester, until reaching the bit error rate requirement of regulation.
The present embodiment test device mould can be realized the radio-frequency transmissions performance of communication unit, accept performance test, agreement one
The testing performance indexes such as cause property, meet Guo Wang company inspection technology code requirement, test operation simple and fast.
Claims (7)
1. a kind of micro power radio communication unit testing device is it is characterised in that described device includes test main frame, bit error analyzing
Instrument, electromagnetic wave cell, purifying and pressure stabilizing source, standard agreement signal source and comprehensive tester；Described test main frame passes through 485 buses even
Connect standard agreement signal source；Described standard agreement signal source is connected with comprehensive tester by radio frequency line；Described comprehensive tester
Electromagnetic wave cell is connected to by radio frequency line；Test module frock is arranged on the little interior of electromagnetic wave, and purifying and pressure stabilizing source is that electromagnetic wave is little
Room powers；Described electromagnetic wave cell is ined succession error analyzer by radio frequency line, and described error analyzer is connected to survey by 485 buses
Examination main frame.
2. according to claim 1 a kind of micro power radio communication unit testing device it is characterised in that described test master
Machine, is configured with corresponding test software, as the main station system of test device, built-in power user power consumption information acquisition system
Communication protocol the 4th is based partially on the Data Transport Protocol of micro power radio communication.
3. according to claim 1 a kind of micro power radio communication unit testing device it is characterised in that described standard agreement
Signal source, for the testing protocol consistency of micro power radio communication unit, meets the protocol signal of standard requirement by customization
The agreement frame data sending, and transmit to described comprehensive test analysis instrument, described comprehensive test analysis instrument will be by radio frequency
Signal sends.
4. according to claim 1 a kind of micro power radio communication unit testing device it is characterised in that described integration test
Instrument, for producing baseband signal with described standard agreement signal source, indoor tested communication unit little with described electromagnetic wave is carried out
Communication, carries out test analysis to its radio-frequency performance.
5. according to claim 1 a kind of micro power radio communication unit testing device it is characterised in that described electromagnetic wave is little
Room, it is ensured that test environment is clean, test module frock, compatible with single, three-phase electric energy meter are installed in inside to the shielding for interference signal
Micro power radio communication unit.
6. according to claim 1 a kind of micro power radio communication unit testing device it is characterised in that described purifying and pressure stabilizing
Source, for the power supply that automatically controls of electromagnetic wave cell, powers to tested communication unit simultaneously.
7. according to claim 1 a kind of micro power radio communication unit testing device it is characterised in that described bit error analyzing
Instrument is used for sensitivity and packet loss test in radio-frequency performance test, is gradually increased described comprehensive tester with 0.5dB stepping
Radiofrequency signal output level, until reaching the bit error rate requirement of regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610771409.2A CN106452617A (en) | 2016-08-31 | 2016-08-31 | Micro power wireless communication unit testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610771409.2A CN106452617A (en) | 2016-08-31 | 2016-08-31 | Micro power wireless communication unit testing device |
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| CN201610771409.2A Pending CN106452617A (en) | 2016-08-31 | 2016-08-31 | Micro power wireless communication unit testing device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101511039A (en) * | 2009-02-25 | 2009-08-19 | 深圳创维数字技术股份有限公司 | Method and system for testing sensitivity of digital television acceptance terminal |
| CN104822157A (en) * | 2015-04-24 | 2015-08-05 | 国网冀北电力有限公司电力科学研究院 | Micro power wireless communication protocol conformance testing system for short-distance power communication |
| CN104980947A (en) * | 2015-05-07 | 2015-10-14 | 深圳市国电科技通信有限公司 | System for testing consistency of micropower wireless communication protocols |
| CN105162530A (en) * | 2015-06-25 | 2015-12-16 | 深圳市国电科技通信有限公司 | System for detecting hardware performance of micropower wireless communication module |
-
2016
- 2016-08-31 CN CN201610771409.2A patent/CN106452617A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101511039A (en) * | 2009-02-25 | 2009-08-19 | 深圳创维数字技术股份有限公司 | Method and system for testing sensitivity of digital television acceptance terminal |
| CN104822157A (en) * | 2015-04-24 | 2015-08-05 | 国网冀北电力有限公司电力科学研究院 | Micro power wireless communication protocol conformance testing system for short-distance power communication |
| CN104980947A (en) * | 2015-05-07 | 2015-10-14 | 深圳市国电科技通信有限公司 | System for testing consistency of micropower wireless communication protocols |
| CN105162530A (en) * | 2015-06-25 | 2015-12-16 | 深圳市国电科技通信有限公司 | System for detecting hardware performance of micropower wireless communication module |
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Application publication date: 20170222 |
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