CN105738732A - RFID label performance test system - Google Patents
RFID label performance test system Download PDFInfo
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- CN105738732A CN105738732A CN201610084835.9A CN201610084835A CN105738732A CN 105738732 A CN105738732 A CN 105738732A CN 201610084835 A CN201610084835 A CN 201610084835A CN 105738732 A CN105738732 A CN 105738732A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
A label performance test system of the present invention relates to a label test system, is especially suitable for the occasions needing to test the RFID label performance, such as a lot of small and medium-sized RFID system development and application enterprises, the scientific research institutions, etc., and comprises a tester, a reader-writer, an antenna, an antenna fixing support and a program control rotary table. The antenna fixing support is arranged at one side of the program control rotary table and is equipped with a sliding rail, the antenna is arranged on the antenna fixing support and can move up and down along the sliding rail, and the reader-writer is arranged at the bottom of the fixing support. The antenna is connected with the reader-writer via a feeder line, and the tester is connected with the reader-writer via a netting twine and is connected with the program control rotary table via an RS232 serial communication interface, adopts an industrial control computer, is equipped with an RFID label special-purpose test module, controls the program control rotary table via the special-purpose test module, and reads an RFID signal acquired by the antenna, thereby testing the label performance parameters.
Description
Technical field
Tag performance of the present invention test system refers to a kind of tag test system, is particularly suitable for the exploitation of vast medium and small RFID system and applies the occasion that enterprise, scientific research institutions etc. need RFID tag performance is tested.
Background technology
Test for RFID tag performance in the market is measured mainly through electronic machines such as spectrum analyzers.And spectrum analyzer is expensive, application complexity, the technical parameter of RFID label antenna is complicated in addition, obvious difference under different dielectric materials, different distances and angle case, and common exploitation application personnel's indigestion is grasped.
Summary of the invention
It is an object of the invention to provide a kind of RFID tag Performance Test System for above-mentioned weak point, utilize the tester based on industrial computer platform, undertaken analyzing and processing and showing test result by after the RFID tag signal that the built-in program control turntable of special test programme-control reading antenna collect, thus completing the test of tag performance parameter, it is a kind of economy, easy-to-use RFID tag Performance Test System.
RFID tag Performance Test System takes techniques below scheme to realize:
Tag performance test system includes tester, read write line, antenna, antenna fixing stand and program control turntable, antenna fixing stand is arranged on program control turntable side, antenna fixing stand is provided with slide rail, antenna is arranged on antenna fixing stand, described antenna can move up and down along slide rail, and read write line is arranged on bottom fixed support;Antenna is connected with read write line by feeder line, and tester is connected with read write line by netting twine, and tester is connected with program control turntable by RS232 serial communication interface;
Described tester adopts industrial computer, and on a tester equipped with RFID tag special purpose test modules, tester controls program control turntable the RFID signal that reading antenna collects by this special purpose test modules, completes the test of tag performance parameter.
Described tag performance test system also has anechoic chamber, is placed in anechoic chamber, by RFID tag to be measured and RFID tag Performance Test System, to reduce the interference of external electromagnetic ripple signal during test.
Described RFID tag special purpose test modules, including:
Read distance test submodule, for testing the relation reading distance with frequency;
Write distance test submodule, for testing the relation of write distance and frequency;
Label angular characteristics test submodule, for testing the minimum response power corresponding to different directions angle.
Described tag performance test system is used for reading distance test, write distance test and the test of label angular characteristics.
The work process of described reading distance test submodule comprises the steps:
1) test is started after the frequency step of peak frequency, minimum frequency and test is set at the reading distance test interface reading distance test submodule;
2) when testing, read the data of each test point that distance test submodule reception antenna transmits, and these data are depicted in one by one in Powervs.Frequency chart (i.e. power vs. frequency meter), the minimum response power corresponding to the data of described test point and each Frequency point;
3) after whole points is all tested, read distance test submodule and the relation of all of reading distance with frequency is depicted in ReadRangevs.Frequency chart (namely reading distance vs. frequency meter);And it is simultaneously generated FittingPowervs.Frequency chart (i.e. fitting power vs. frequency meter);In FittingPowervs.Frequency chart, the data of display are the results in Powervs.Frequency chart (i.e. power vs. frequency meter) after data fitting.
The work process of said write distance test submodule comprises the steps:
1) test is started after the frequency step of peak frequency, minimum frequency and test is set at the write distance test interface of write distance test submodule;
2) when testing, the data of each test point that write distance test submodule reception antenna transmits, and these data are depicted in one by one in Powervs.Frequency chart (i.e. power vs. frequency meter), the minimum response power corresponding to the data of described test point and each Frequency point;
3) after whole points is all tested, the relation of write distance with frequency is depicted in WriteRangevs.Frequency chart (i.e. write distance vs. frequency meter) by write distance test submodule, and is simultaneously generated FittingPowervs.Frequency chart (i.e. fitting power vs. frequency meter);In FittingPowervs.Frequency chart, the data of display are the results in Powervs.Frequency chart (i.e. power vs. frequency meter) after data fitting.
The work process of described label angular characteristics test submodule comprises the steps:
1) debug program control turntable, and program control turntable is transferred to suitable angle;
The set-up procedure of program control turntable angle is:
1-1) test, at label angular characteristics, the port numbers that the angular characteristics test interface of submodule selects program control turntable to use, the testangle input frame of angular characteristics test interface inputs the angle of rotation;
Testrotary 1-2) clicking angular characteristics test interface tests button, as program control turntable connects normal, then rotates, shows the state of program control turntable in the Result of angular characteristics test interface;
2) select program control turntable to be connected with tester the port numbers used and the frequency that selected test is used at angular characteristics test interface, click start button and start to test;
3) after starting test, program control turntable starts from current location to rotate 180 °, and system records the minimum response power corresponding to each angle with 10 ° in the process be spaced in rotation.
The invention have the advantages that tag performance test system structure is reasonable, it is possible to test RFID tag is at the reading distance of each frequency of 840~960MHz, write performance;Test the different materials such as metal, glass, wood, foam, paper and on the impact of tag performance and provide comparing result;The directional characteristic test of label can also be carried out;It is a kind of economy, easy-to-use RFID tag Performance Test System, possesses test archives data function.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is the structural representation of tag performance of the present invention test system.
In figure: 1, tester, 2, read write line, 3, antenna, 4, antenna fixing stand, 5, program control turntable, 6, RFID tag to be measured.
Detailed description of the invention
With reference to accompanying drawing 1, tag performance test system includes tester 1, read write line 2, antenna 3, antenna fixing stand 4 and program control turntable 5, antenna fixing stand 4 is arranged on program control turntable 5 side, antenna fixing stand 4 is provided with slide rail, antenna 3 is arranged on antenna fixing stand 4, described antenna 3 can move up and down along slide rail, and read write line 2 is arranged on bottom antenna fixing stand 4;Antenna 3 is connected with read write line 2 by feeder line, and tester 1 is connected with read write line 2 by netting twine, and tester 1 is connected with program control turntable 5 by RS232 serial communication interface;
Described tester 1 adopts industrial computer, and equipped with RFID tag special purpose test modules on tester 1, tester 1 controls program control turntable 5 RFID signal that reading antenna 3 collects by this special purpose test modules, completes the test of tag performance parameter.
Described tag performance test system also has anechoic chamber, is placed in anechoic chamber, by RFID tag to be measured and RFID tag Performance Test System, to reduce the interference of external electromagnetic ripple signal during test.
Described RFID tag special purpose test modules, including:
Read distance test submodule, for testing the relation reading distance with frequency;
Write distance test submodule, for testing the relation of write distance and frequency;
Label angular characteristics test submodule, for testing the minimum response power corresponding to different directions angle.
Described tag performance test system is used for reading distance test, write distance test and the test of label angular characteristics.
The work process of described reading distance test submodule comprises the steps:
1) test is started after the frequency step of peak frequency, minimum frequency and test is set at the reading distance test interface reading distance test submodule;
2) when testing, read the data of each test point that distance test submodule reception antenna 3 transmits, and these data are depicted in one by one in Powervs.Frequency chart (i.e. power vs. frequency meter), the minimum response power corresponding to the data of described test point and each Frequency point;
3) after whole points is all tested, read distance test submodule and the relation of all of reading distance with frequency is depicted in ReadRangevs.Frequency chart (namely reading distance vs. frequency meter);And it is simultaneously generated FittingPowervs.Frequency chart (i.e. fitting power vs. frequency meter);In FittingPowervs.Frequency chart, the data of display are the results in Powervs.Frequency chart (i.e. power vs. frequency meter) after data fitting.
The work process of said write distance test submodule comprises the steps:
1) test is started after the frequency step of peak frequency, minimum frequency and test is set at the write distance test interface of write distance test submodule;
2) when testing, the data of each test point that write distance test submodule reception antenna 3 transmits, and these data are depicted in one by one in Powervs.Frequency chart (i.e. power vs. frequency meter), the minimum response power corresponding to the data of described test point and each Frequency point;
3) after whole points is all tested, the relation of write distance with frequency is depicted in WriteRangevs.Frequency chart (i.e. write distance vs. frequency meter) by write distance test submodule, and is simultaneously generated FittingPowervs.Frequency chart (i.e. fitting power vs. frequency meter);In FittingPowervs.Frequency chart, the data of display are the results in Powervs.Frequency chart (i.e. power vs. frequency meter) after data fitting.
The work process of described label angular characteristics test submodule comprises the steps:
1) debug program control turntable 3, and program control turntable 3 is transferred to suitable angle;
The set-up procedure of program control turntable angle is:
1-1) test, at label angular characteristics, the port numbers that the angular characteristics test interface of submodule selects program control turntable to use, the testangle input frame of angular characteristics test interface inputs the angle of rotation;
Testrotary 1-2) clicking angular characteristics test interface tests button, as program control turntable 3 connects normally, then rotates, shows the state of program control turntable 3 in the Result of angular characteristics test interface;
2) select program control turntable 3 to be connected with tester 1 port numbers used and the frequency that selected test is used at angular characteristics test interface, click start button and start to test;
3) after starting test, program control turntable 3 starts from current location to rotate 180 °, and system records the minimum response power corresponding to each angle with 10 ° in the process be spaced in rotation.
Claims (7)
1. a tag performance test system, it is characterized in that: include tester, read write line, antenna, antenna fixing stand and program control turntable, antenna fixing stand is arranged on program control turntable side, antenna fixing stand is provided with slide rail, antenna is arranged on antenna fixing stand, described antenna can move up and down along slide rail, and read write line is arranged on bottom fixed support;Antenna is connected with read write line by feeder line, and tester is connected with read write line by netting twine, and tester is connected with program control turntable by RS232 serial communication interface;
Described tester adopts industrial computer, and on a tester equipped with RFID tag special purpose test modules, tester controls program control turntable the RFID signal that reading antenna collects by this special purpose test modules, completes the test of tag performance parameter.
2. tag performance according to claim 1 test system, it is characterized in that: described tag performance test system also has anechoic chamber, during test, RFID tag to be measured and RFID tag Performance Test System are placed in anechoic chamber, reduce the interference of external electromagnetic ripple signal.
3. tag performance according to claim 1 test system, it is characterised in that described RFID tag special purpose test modules, including:
Read distance test submodule, for testing the relation reading distance with frequency;
Write distance test submodule, for testing the relation of write distance and frequency;
Label angular characteristics test submodule, for testing the minimum response power corresponding to different directions angle.
4. tag performance according to claim 3 test system, it is characterised in that described tag performance test system is used for reading distance test, write distance test and the test of label angular characteristics.
5. tag performance according to claim 3 test system, it is characterised in that the work process of described reading distance test submodule comprises the steps:
1) test is started after the frequency step of peak frequency, minimum frequency and test is set at the reading distance test interface reading distance test submodule;
2) when testing, read the data of each test point that distance test submodule reception antenna transmits, and these data are depicted in one by one in Powervs.Frequency chart and power vs. frequency meter, the minimum response power corresponding to the data of described test point and each Frequency point;
3) after whole points is all tested, the relation of all of reading distance with frequency is depicted in ReadRangevs.Frequency chart and namely reads in distance vs. frequency meter by reading distance test submodule;And it is simultaneously generated FittingPowervs.Frequency chart and fitting power vs. frequency meter;In FittingPowervs.Frequency chart, the data of display are the results in Powervs.Frequency chart and power vs. frequency meter after data fitting.
6. tag performance according to claim 3 test system, it is characterised in that the work process of said write distance test submodule comprises the steps:
1) test is started after the frequency step of peak frequency, minimum frequency and test is set at the write distance test interface of write distance test submodule;
2) when testing, the data of each test point that write distance test submodule reception antenna transmits, and these data are depicted in one by one in Powervs.Frequency chart and power vs. frequency meter, the minimum response power corresponding to the data of described test point and each Frequency point;
3) after whole points is all tested, the relation of write distance with frequency is depicted in WriteRangevs.Frequency chart and namely writes in distance vs. frequency meter by write distance test submodule, and it being simultaneously generated FittingPowervs.Frequency chart and fitting power vs. frequency meter, in FittingPowervs.Frequency chart, the data of display are the results in Powervs.Frequency chart and power vs. frequency meter after data fitting.
7. tag performance according to claim 3 test system, it is characterised in that the work process of described label angular characteristics test submodule comprises the steps:
1) debug program control turntable, and program control turntable is transferred to suitable angle;
The set-up procedure of program control turntable angle is:
1-1) test, at label angular characteristics, the port numbers that the angular characteristics test interface of submodule selects program control turntable to use, the testangle input frame of angular characteristics test interface inputs the angle of rotation;
Testrotary 1-2) clicking angular characteristics test interface tests button, as program control turntable connects normal, then rotates, shows the state of program control turntable in the Result of angular characteristics test interface;
2) select program control turntable to be connected with tester the port numbers used and the frequency that selected test is used at angular characteristics test interface, click start button and start to test;
3) after starting test, program control turntable starts from current location to rotate 180 °, and system records the minimum response power corresponding to each angle with 10 ° in the process be spaced in rotation.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106778974A (en) * | 2016-12-21 | 2017-05-31 | 山东大学 | A kind of test device and its method of work of the intensive environmental performance of rfid system |
CN107064704A (en) * | 2017-03-15 | 2017-08-18 | 北京中科国技信息系统有限公司 | Rfid tag performance test system |
Citations (3)
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CN101750552A (en) * | 2008-12-10 | 2010-06-23 | 中国科学院自动化研究所 | Benchmark testing system and method for consistency of RFID label antenna |
US20110266344A1 (en) * | 2009-12-16 | 2011-11-03 | Institue Of Automation Chinese Academy Of Sciences | Method and apparatus for testing the performance of radio frequency identification system |
CN103438925A (en) * | 2013-09-06 | 2013-12-11 | 北京邮电大学 | Wireless radio frequency identification device detection device |
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- 2016-02-14 CN CN201610084835.9A patent/CN105738732B/en active Active
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CN101750552A (en) * | 2008-12-10 | 2010-06-23 | 中国科学院自动化研究所 | Benchmark testing system and method for consistency of RFID label antenna |
US20110266344A1 (en) * | 2009-12-16 | 2011-11-03 | Institue Of Automation Chinese Academy Of Sciences | Method and apparatus for testing the performance of radio frequency identification system |
CN103438925A (en) * | 2013-09-06 | 2013-12-11 | 北京邮电大学 | Wireless radio frequency identification device detection device |
Non-Patent Citations (1)
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侯周国: ""超高频射频识别系统测试关键问题的分析与研究"", 《中国博士学位论文全文数据库信息科技辑》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106778974A (en) * | 2016-12-21 | 2017-05-31 | 山东大学 | A kind of test device and its method of work of the intensive environmental performance of rfid system |
CN107064704A (en) * | 2017-03-15 | 2017-08-18 | 北京中科国技信息系统有限公司 | Rfid tag performance test system |
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