CN103226168A - PIM+S parameter tester - Google Patents
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- CN103226168A CN103226168A CN2013101176177A CN201310117617A CN103226168A CN 103226168 A CN103226168 A CN 103226168A CN 2013101176177 A CN2013101176177 A CN 2013101176177A CN 201310117617 A CN201310117617 A CN 201310117617A CN 103226168 A CN103226168 A CN 103226168A
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- 230000007246 mechanism Effects 0.000 claims description 22
- 238000012545 processing Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
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Abstract
The invention discloses a PIM+S (Personal Information Management+S) parameter tester which comprises a vector network analyzer, a signal source 101, two power amplifiers 201 and 202, three single-pole double-throw switches 301, 302 and 303, a 3dB bridge 401, a load 501, a coupler 601, a coaxial attenuator 701 and a duplexer 801, wherein the vector network analyzer comprises a vector signal source 102, an R1 receiver 901, a B1 receiver 902 and a SOURCEOUT port 903. With the adoption of the design, an intermodulation index of a passive device can be measured, and an S parameter index of the passive device can also be measured.
Description
Technical field
The present invention relates to the intermodulation product of passive device and the field tests of S parameter.
Background technology
" PIM+S parameter tester " is a kind of signal analysis measuring equipment of precision, is used to detect " Intermodulation Interference " noise and the S parameter measurement of some passive devices.
Because many passive device products should be measured the intermodulation parameter index, also want the S parameter index of test component, so just require will be between intermodulation testing instrument and the vector network analyzer mutual carrying of test product and be connected, test, testing efficiency is low, is unfavorable for producing in enormous quantities.
Summary of the invention
Technical matters to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of intermodulation index of both energy measurements passive device is provided, again the PIM+S parameter tester of the S parameter index of energy measurement passive device.
The present invention specifically solves the problems of the technologies described above by the following technical solutions: the present invention has designed a kind of PIM+S parameter tester, comprise vector network analyzer, signal source 101, two power amplifiers 201,202, three single-pole double-throw switch (SPDT)s 301,302,303,3dB electric bridge 401, load 501, coupling mechanism 601, coaxial attenuator 701 and diplexer 801, comprise vector signal source 102, R1 receiver 901, B1 receiver 902 and SOURCE OUT port 903 in the described vector network analyzer, wherein:
The output terminal of described signal source 101 connects the input end of first power amplifier 201, the common port of described first single-pole double-throw switch (SPDT) 301 connects the output terminal in vector signal source 102, first, second test lead of first single-pole double-throw switch (SPDT) 301 connects the input end of second power amplifier 202 and second test lead of the 3rd single-pole double-throw switch (SPDT) 303 respectively, described first, second power amplifier 201,202 output terminal connects the input end of 3dB electric bridge 401 jointly, and two output terminals of described 3dB electric bridge 401 connect the input end of load 501 and coupling mechanism 601 respectively;
Described first, second power amplifier 201,202 transfers to 3dB electric bridge 401 after two paths of signals is amplified, and transfers to coupling mechanism 601 processing that is coupled after 3dB electric bridge 401 merges two paths of signals;
The output terminal of described coupling mechanism 601 connects the TX end of diplexer 801, coupling mechanism 601 transfers to diplexer 801 with signal after coupling, the ANT end of diplexer 801 is by hanging down first test lead that the intermodulation cable connects the 3rd single-pole double-throw switch (SPDT) 303, and the common port of the 3rd single-pole double-throw switch (SPDT) 303 connects the test port of measured device;
Diplexer 801 transfers to above-mentioned signal after coupling the ANT end of himself as test signal, and measured device is detected by the common port of the 3rd single-pole double-throw switch (SPDT) 303, the RX end of diplexer 801 connects B1 receiver 902, described test signal forms reflected signal after the measured device reflection, and the RX that enters diplexer 801 holds, described reflected signal enters B1 receiver 902 by the RX end of diplexer 801, and described B1 receiver 902 is used for reflected signal is detected;
The coupled end of described coupling mechanism 601 connects the input end of coaxial attenuator 701, the output terminal of coaxial attenuator 701 connects first test lead of second single-pole double-throw switch (SPDT) 302, the common port that second test lead of second single-pole double-throw switch (SPDT) 302 connects SOURCE OUT port 903, the second single-pole double-throw switch (SPDT)s 302 connects R1 receiver 901;
Described R1 receiver 901 is used for detecting by the coupled power of second single-pole double-throw switch (SPDT) 302 and 701 pairs of coupling mechanisms 601 of coaxial attenuator, and testing result fed back to vector signal source 102, vector signal source 102 utilizes feedback result that the signal that self sends is adjusted.
The present invention compared with prior art has following advantage:
1, instrumented design, the measuring accuracy height;
2, measurement pattern is optional, easy switching;
3, open externally measured port, extensibility is strong.
Description of drawings
Fig. 1 is the structure principle chart of the designed PIM+S parameter tester of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, the present invention has designed a kind of PIM+S parameter tester, comprise vector network analyzer, signal source 101, two power amplifiers 201,202, three single-pole double-throw switch (SPDT)s 301,302,303,3dB electric bridge 401, load 501, coupling mechanism 601, coaxial attenuator 701 and diplexer 801 comprise vector signal source 102, R1 receiver 901, B1 receiver 902 and SOURCE OUT port 903 in the described vector network analyzer, wherein:
In specific embodiment, two power amplifiers 201,202 constitute power amplification unit, three single-pole double-throw switch (SPDT)s 301,302,303 and coaxial attenuator 701 constitute low intermodulation switch matrix, 3dB electric bridge 401, load 501, coupling mechanism 601 and diplexer 801 constitute the passive module unit.
The output terminal of described signal source 101 connects the input end of first power amplifier 201, the common port of described first single-pole double-throw switch (SPDT) 301 connects the output terminal in vector signal source 102, first, second test lead of first single-pole double-throw switch (SPDT) 301 connects the input end of second power amplifier 202 and second test lead of the 3rd single-pole double-throw switch (SPDT) 303 respectively, described first, second power amplifier 201,202 output terminal connects the input end of 3dB electric bridge 401 jointly, and two output terminals of described 3dB electric bridge 401 connect the input end of load 501 and coupling mechanism 601 respectively;
Described first, second power amplifier 201,202 transfers to 3dB electric bridge 401 after two paths of signals is amplified, and transfers to coupling mechanism 601 processing that is coupled after 3dB electric bridge 401 merges two paths of signals;
The output terminal of described coupling mechanism 601 connects the TX end of diplexer 801, coupling mechanism 601 transfers to diplexer 801 with signal after coupling, the ANT end of diplexer 801 is by hanging down first test lead that the intermodulation cable connects the 3rd single-pole double-throw switch (SPDT) 303, and the common port of the 3rd single-pole double-throw switch (SPDT) 303 connects the test port of measured device.
Diplexer 801 transfers to above-mentioned signal after coupling the ANT end of himself as test signal, and measured device is detected by the common port of the 3rd single-pole double-throw switch (SPDT) 303, the RX end of diplexer 801 connects B1 receiver 902, described test signal forms reflected signal after the measured device reflection, and the RX that enters diplexer 801 holds, described reflected signal enters B1 receiver 902 by the RX end of diplexer 801, and described B1 receiver 902 is used for reflected signal is detected;
The coupled end of described coupling mechanism 601 connects the input end of coaxial attenuator 701, the output terminal of coaxial attenuator 701 connects first test lead of second single-pole double-throw switch (SPDT) 302, the common port that second test lead of second single-pole double-throw switch (SPDT) 302 connects SOURCE OUT port 903, the second single-pole double-throw switch (SPDT)s 302 connects R1 receiver 901;
Described R1 receiver 901 is used for detecting by the coupled power of second single-pole double-throw switch (SPDT) 302 and 701 pairs of coupling mechanisms 601 of coaxial attenuator, and testing result fed back to vector signal source 102, vector signal source 102 utilizes feedback result that the signal that self sends is adjusted.
Claims (1)
1. PIM+S parameter tester, it is characterized in that, comprise vector network analyzer, signal source (101), two power amplifiers (201,202), three single-pole double-throw switch (SPDT)s (301,302,303), 3dB electric bridge (401), load (501), coupling mechanism (601), coaxial attenuator (701) and diplexer (801), comprise vector signal source (102), R1 receiver (901), B1 receiver (902) and SOURCE OUT port (903) in the described vector network analyzer, wherein:
The output terminal of described signal source (101) connects the input end of first power amplifier (201), the common port of described first single-pole double-throw switch (SPDT) (301) connects the output terminal in vector signal source (102), first of first single-pole double-throw switch (SPDT) (301), second test lead connects the input end of second power amplifier (202) and second test lead of the 3rd single-pole double-throw switch (SPDT) (303) respectively, described first, second power amplifier (201,202) output terminal connects the input end of 3dB electric bridge (401) jointly, and two output terminals of described 3dB electric bridge (401) connect the input end of load (501) and coupling mechanism (601) respectively;
Described first, second power amplifier (201,202) transfers to 3dB electric bridge (401) after two paths of signals is amplified, and transfers to coupling mechanism (601) processing that is coupled after 3dB electric bridge (401) merges two paths of signals;
The output terminal of described coupling mechanism (601) connects the TX end of diplexer (801), coupling mechanism (601) transfers to diplexer (801) with signal after coupling, the ANT end of diplexer (801) is by hanging down first test lead that the intermodulation cable connects the 3rd single-pole double-throw switch (SPDT) (303), and the common port of the 3rd single-pole double-throw switch (SPDT) (303) connects the test port of measured device;
Diplexer (801) transfers to above-mentioned signal after coupling the ANT end of himself as test signal, and measured device is detected by the common port of the 3rd single-pole double-throw switch (SPDT) (303), the RX end of diplexer (801) connects B1 receiver (902), described test signal forms reflected signal after the measured device reflection, and the RX that enters diplexer (801) holds, described reflected signal enters B1 receiver (902) by the RX end of diplexer (801), and described B1 receiver (902) is used for reflected signal is detected;
The coupled end of described coupling mechanism (601) connects the input end of coaxial attenuator (701), the output terminal of coaxial attenuator (701) connects first test lead of second single-pole double-throw switch (SPDT) (302), second test lead of second single-pole double-throw switch (SPDT) (302) connects SOURCE OUT port (903), and the common port of second single-pole double-throw switch (SPDT) (302) connects R1 receiver (901);
Described R1 receiver (901) is used for detecting by second single-pole double-throw switch (SPDT) (302) and coaxial attenuator (701) coupled power to coupling mechanism (601), and testing result fed back to vector signal source (102), vector signal source (102) utilize feedback result that the signal that self sends is adjusted.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310117617.7A CN103226168B (en) | 2013-04-07 | 2013-04-07 | PIM+S parameter tester |
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| CN201310117617.7A CN103226168B (en) | 2013-04-07 | 2013-04-07 | PIM+S parameter tester |
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| CN103226168B CN103226168B (en) | 2015-05-20 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103675448A (en) * | 2013-12-16 | 2014-03-26 | 中国电子科技集团公司第四十一研究所 | Vector measurement method for passive intermodulation interference |
| CN103809056A (en) * | 2014-02-14 | 2014-05-21 | 南京捷希科技有限公司 | S parameter and passive intermodulation integrated test system |
| CN104459339A (en) * | 2013-09-25 | 2015-03-25 | 特克特朗尼克公司 | Two-port vector network analyzer using de-embedding probes |
| CN105242132A (en) * | 2015-09-11 | 2016-01-13 | 中国电子科技集团公司第四十一研究所 | Dual-frequency nonlinear vector network parameter testing device and method |
| CN108828465A (en) * | 2018-08-15 | 2018-11-16 | 中汽研（天津）汽车工程研究院有限公司 | A kind of test method of Switching Power Supply high-low pressure coupling attenuation characteristic |
| CN108931704A (en) * | 2018-06-19 | 2018-12-04 | 南京纳特通信电子有限公司 | A kind of 32 ports band S parameter passive cross modulation test instrument |
| CN114389983A (en) * | 2022-03-25 | 2022-04-22 | 深圳市鼎阳科技股份有限公司 | Testing device for network analyzer |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090023403A1 (en) * | 2007-07-20 | 2009-01-22 | Honeywell International Inc. | System and method for controlling intermodulation interference |
| CN101657010A (en) * | 2009-09-16 | 2010-02-24 | 中兴通讯股份有限公司 | Assessment method and device of intermodulation interference |
| CN201583609U (en) * | 2009-12-03 | 2010-09-15 | 南京纳特通信电子有限公司 | Portable type passive intermodulation tester |
| CN102025432A (en) * | 2010-12-17 | 2011-04-20 | 镇江市澳华测控技术有限公司 | Forward and reverse passive inter-modulation (PIM) testing device and method for isolator |
| CN202002984U (en) * | 2011-01-18 | 2011-10-05 | 南京纳特通信电子有限公司 | Multi-frequency-band passive intermodulation test instrument |
| CN202008510U (en) * | 2011-01-18 | 2011-10-12 | 南京纳特通信电子有限公司 | Comprehensive tester for passive isolator |
| CN102547781A (en) * | 2010-12-14 | 2012-07-04 | 中国移动通信集团广东有限公司 | Method and device for determining intermodulation interference cell |
| CN102664694A (en) * | 2012-04-25 | 2012-09-12 | 中国联合网络通信有限公司广东省分公司 | Multi-band and multi-signal mixed inter-modulation interference analyzer and analyzing method thereof |
| CN203275528U (en) * | 2013-04-07 | 2013-11-06 | 南京纳特通信电子有限公司 | PIM+S parameter tester |
-
2013
- 2013-04-07 CN CN201310117617.7A patent/CN103226168B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090023403A1 (en) * | 2007-07-20 | 2009-01-22 | Honeywell International Inc. | System and method for controlling intermodulation interference |
| CN101657010A (en) * | 2009-09-16 | 2010-02-24 | 中兴通讯股份有限公司 | Assessment method and device of intermodulation interference |
| CN201583609U (en) * | 2009-12-03 | 2010-09-15 | 南京纳特通信电子有限公司 | Portable type passive intermodulation tester |
| CN102547781A (en) * | 2010-12-14 | 2012-07-04 | 中国移动通信集团广东有限公司 | Method and device for determining intermodulation interference cell |
| CN102025432A (en) * | 2010-12-17 | 2011-04-20 | 镇江市澳华测控技术有限公司 | Forward and reverse passive inter-modulation (PIM) testing device and method for isolator |
| CN202002984U (en) * | 2011-01-18 | 2011-10-05 | 南京纳特通信电子有限公司 | Multi-frequency-band passive intermodulation test instrument |
| CN202008510U (en) * | 2011-01-18 | 2011-10-12 | 南京纳特通信电子有限公司 | Comprehensive tester for passive isolator |
| CN102664694A (en) * | 2012-04-25 | 2012-09-12 | 中国联合网络通信有限公司广东省分公司 | Multi-band and multi-signal mixed inter-modulation interference analyzer and analyzing method thereof |
| CN203275528U (en) * | 2013-04-07 | 2013-11-06 | 南京纳特通信电子有限公司 | PIM+S parameter tester |
Non-Patent Citations (1)
| Title |
|---|
| 沈莉梅: "无源互调测试仪的射频功率放大器设计", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104459339A (en) * | 2013-09-25 | 2015-03-25 | 特克特朗尼克公司 | Two-port vector network analyzer using de-embedding probes |
| CN103675448A (en) * | 2013-12-16 | 2014-03-26 | 中国电子科技集团公司第四十一研究所 | Vector measurement method for passive intermodulation interference |
| CN103675448B (en) * | 2013-12-16 | 2017-04-19 | 中国电子科技集团公司第四十一研究所 | Vector measurement method for passive intermodulation interference |
| CN103809056A (en) * | 2014-02-14 | 2014-05-21 | 南京捷希科技有限公司 | S parameter and passive intermodulation integrated test system |
| CN103809056B (en) * | 2014-02-14 | 2016-08-24 | 南京捷希科技有限公司 | S parameter and passive intermodulation integrated test system |
| CN105242132A (en) * | 2015-09-11 | 2016-01-13 | 中国电子科技集团公司第四十一研究所 | Dual-frequency nonlinear vector network parameter testing device and method |
| CN105242132B (en) * | 2015-09-11 | 2017-12-15 | 中国电子科技集团公司第四十一研究所 | A kind of non-linear vector network parameter test device of double frequency and method |
| CN108931704A (en) * | 2018-06-19 | 2018-12-04 | 南京纳特通信电子有限公司 | A kind of 32 ports band S parameter passive cross modulation test instrument |
| CN108828465A (en) * | 2018-08-15 | 2018-11-16 | 中汽研（天津）汽车工程研究院有限公司 | A kind of test method of Switching Power Supply high-low pressure coupling attenuation characteristic |
| CN114389983A (en) * | 2022-03-25 | 2022-04-22 | 深圳市鼎阳科技股份有限公司 | Testing device for network analyzer |
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Denomination of invention: A PIM + S parameter tester Effective date of registration: 20210112 Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Nanjing City South Branch Pledgor: NANJING RFLIGHT COMMUNICATION ELECTRONIC Corp. Registration number: Y2021980000286 |
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Denomination of invention: A PIM + S parameter tester Effective date of registration: 20220215 Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Nanjing City South Branch Pledgor: NANJING RFLIGHT COMMUNICATION ELECTRONIC Corp. Registration number: Y2022980001549 |
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Denomination of invention: A PIM+S parameter tester Effective date of registration: 20230321 Granted publication date: 20150520 Pledgee: Bank of China Limited by Share Ltd. Nanjing City South Branch Pledgor: NANJING RFLIGHT COMMUNICATION ELECTRONIC Corp. Registration number: Y2023980035554 |
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