CN101013927A - Online analyzer of digital microwave communication system - Google Patents
Online analyzer of digital microwave communication system Download PDFInfo
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- CN101013927A CN101013927A CNA2007100370935A CN200710037093A CN101013927A CN 101013927 A CN101013927 A CN 101013927A CN A2007100370935 A CNA2007100370935 A CN A2007100370935A CN 200710037093 A CN200710037093 A CN 200710037093A CN 101013927 A CN101013927 A CN 101013927A
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Abstract
The invention relates to one digital microwave communication system online analysis device, which comprises T shape network one and two, indoor unit analogue device, outdoor unit analogue, signal align and integral and power converter, wherein, the T shape network one and two with one end connected to the signal power and with other two ends connected to the converter; indoor unit analogue and outdoor unit analogue are connected to PC and to signal align or integral and power converter; the indoor unit is connected to power converter.
Description
Technical field
The present invention relates to a kind of digital microwave communication system analyzer, the online online analyzer of digital microwave communication system of analyzing of particularly a kind of energy.
Background technology
Digital microwave communication system is made up of indoor unit (IDU) and outdoor unit (ODU), indoor unit during system works (IDU) is connected by coaxial cable with outdoor unit (ODU), and intermediate frequency transmits (TX-IF), intermediate frequency received signal (RX-IF), telemetered signal (Telemetry), DC power supply (DC) are all transmitted in same coaxial cable.In research and development, production and engineering, generally can only analyze certain 1 road signal of indoor unit (IDU) or outdoor unit (ODU) separately the fault or the performance evaluation of system, can't carry out real-time testing and analysis to each road signal of system.
Summary of the invention
Technical problem of the present invention is to provide that a kind of digital microwave communication system is in running order down to be done test in real time to each road signal of system and analyze, the digital microwave communication system analyzer of also can be separately indoor unit (IDU) and outdoor unit (ODU) being tested and being analyzed.
In order to solve above technical problem, the invention provides a kind of online analyzer of digital microwave communication system, it is provided with T type network 1 and T type network 2, and indoor unit (IDU) simulator and outdoor unit (ODU) simulator, other has signal allocation/mixer (Bias Tee) and power supply changeover device (DCC), T type network 1, T type network 2 one ends are connected with frequency spectrograph or signal source, two ends are connected with signal allocation/mixer (Bias Tee) and power supply changeover device (DCC) in addition, indoor unit (IDU) simulator, outdoor unit (ODU) simulator is connected with PC respectively, and be connected with signal allocation/mixer (Bias Tee) and power supply changeover device (DCC), outdoor unit (ODU) is connected with signal allocation/mixer (Bias Tee), its radio frequency port is connected with frequency spectrograph or signal source, and indoor unit (IDU) is connected with power supply changeover device (DCC).Signal allocation/mixer (Bias Tee) will close the road signal, be about to that intermediate frequency transmits (TX-IF), intermediate frequency received signal (RX-IF), telemetered signal (Telemetry), DC power supply (DC) resolve into 4 road independent signals, and be or this 4 road independent signal is synthetic.Power supply changeover device (DCC) has comprised the function of signal allocation/mixer (Bias Tee), general-48V power source conversion becomes suitable voltage to give indoor unit (IDU) simulator, the power supply of outdoor unit (ODU) simulator simultaneously, will provide-the 48V power supply for outdoor unit (ODU) by signal allocation/mixer (Bias Tee) by indoor unit (IDU) or the outside power supply that provides in addition.
During the on-line analysis pattern, intermediate frequency transmits (TX-IF) port by T type network 1 by the frequency spectrograph analysis, intermediate frequency received signal (RX-IF) is passed through a port of T type network 2 by the frequency spectrograph analysis, telemetered signal (Telemetry) by PC by indoor unit (IDU) simulator and the analysis of outdoor unit (ODU) simulator, DC power supply (DC) can power supply changeover device (DCC)-the 48V mouth detects.
When outdoor unit (ODU) works independently pattern, DC power supply (DC) power supply changeover device (DCC)-the 48V mouth adds.Can add intermediate frequency for outdoor unit (ODU) with signal source at a port of T type network 1 and transmit (TX-IF), connect the transmission channel performance that frequency spectrograph is analyzed outdoor unit (ODU) at radio frequency (RF) port of outdoor unit (ODU); Also can connect signal source, analyze the receive path performance of outdoor unit (ODU) at a port of T type network 2 with frequency spectrograph at radio frequency (RF) port of outdoor unit (ODU); Telemetered signal (Telemetry) is passed through indoor unit (IDU) simulator and the analysis of outdoor unit (ODU) simulator by PC.
When indoor unit (IDU) works independently pattern, can add the receptivity that intermediate frequency received signal (RX-IF) is analyzed indoor unit (IDU) for indoor unit (IDU) with signal source at a port of T type network 2; Also can a port of T type network 1 with frequency spectrograph connect intermediate frequency transmit (TX-IF) analyze the emitting performance of indoor unit (IDU); Telemetered signal (Telemetry) is passed through indoor unit (IDU) simulator and the analysis of outdoor unit (ODU) simulator by PC.
Superior effect of the present invention is:
1) on-line analysis: the present invention can carry out the online in real time analysis to digital microwave communication system, thereby can find the various information under the real work state, is convenient to research and develop, the test and the accident analysis of occasion such as production, engineering.
2) multianalysis: the present invention can analyze and test the total interface signal of digital microwave communication system, have comprehensive, highly beneficial to the test and the accident analysis of occasions such as research and development, production, engineering.
3) multi-mode: the present invention can use on-line analysis pattern, outdoor unit ODU pattern, the indoor unit IDU multiple mode of operations such as pattern that work independently that work independently, and has covered from the instructions for use of multiple occasions such as research and development, production, engineering.
4) portable design: the present invention is in light weight, volume is little, is fit to very much the use of engineering site.
5) broad applicability: the test and the accident analysis of multiple occasion such as the present invention can be widely used in researching and developing, production, engineering.
Description of drawings
Fig. 1 is a theory diagram of the present invention;
The number in the figure explanation
1-indoor unit (IDU); 2-outdoor unit (ODU);
3-T type network 1; 4-T type network 2;
5-power supply changeover device DCC; 6-signal allocation/mixer (Bias Tee);
7-PC; 8-outdoor unit (ODU) simulator;
9-indoor unit (IDU) simulator; 10-frequency spectrograph;
11-signal source; 12-radio frequency (RF) port.
Embodiment
See also shown in the accompanying drawing, the invention will be further described.
Shown in Fig. 1 theory diagram of the present invention, the invention provides a kind of online analyzer of digital microwave communication system, it is provided with T type network 1-3 and T type network 2-4, and indoor unit (IDU) simulator 9 and outdoor unit (ODU) simulator 8, other has signal allocation/mixer (Bias Tee) 6 and power supply changeover device (DCC) 5, T type network 1-3, T type network 2-4 one end is connected with frequency spectrograph 10 or signal source 11, two ends are connected with signal allocation/mixer (BiasTee) 6 and power supply changeover device (DCC) 5 in addition, indoor unit (IDU) simulator 9, outdoor unit (ODU) simulator 8 is connected with PC 7 respectively, and be connected with power supply changeover device (DCC) 5 with signal allocation/mixer (BiasTee) 6, outdoor unit (ODU) 2 is connected with signal allocation/mixer (Bias Tee) 6, its radio frequency (RF) port one 2 is connected with frequency spectrograph 10 or signal source 11, and indoor unit (IDU) 1 is connected with power supply changeover device (DCC) 5.Signal allocation/mixer (Bias Tee) 6 will close the road signal, be about to intermediate frequency transmit (TX-IF), intermediate frequency received signal (RX-IF), telemetered signal (Telemetry), DC power supply (DC) resolves into 4 road independent signals, or it is this 4 road independent signal is synthetic, power supply changeover device (DCC) 5 has comprised the function of signal allocation/mixer (Bias Tee) 6, general-48V power source conversion becomes suitable voltage to give indoor unit (IDU) simulator 9 simultaneously, 8 power supplies of outdoor unit (ODU) simulator will provide-the 48V power supply for outdoor unit (ODU) 2 by signal allocation/mixer (Bias Tee) 6 by indoor unit (IDU) 1 or the outside power supply that provides in addition.
During the on-line analysis pattern, intermediate frequency (TX-IF) port by T type network 1-3 that transmits is analyzed by frequency spectrograph 10, intermediate frequency received signal (RX-IF) is analyzed by frequency spectrograph 10 by the port of T type network 2-4, telemetered signal (Telemetry) is analyzed by indoor unit (IDU) simulator 9 and outdoor unit (ODU) simulator 8 by PC 7, DC power supply (DC) can power supply changeover device (DCC) 5-the 48V mouth detects.
When outdoor unit (ODU) 2 works independently pattern, DC power supply (DC) power supply changeover device (DCC) 5-the 48V mouth adds.Can add intermediate frequencies for outdoor unit (ODU) 2 with signal source 11 at the port of T type network 1-3 and transmit (TX-IF), connect the transmission channel performance that frequency spectrograph is analyzed outdoor unit (ODU) 2 at radio frequency (RF) port one 2 of outdoor unit (ODU) 2; Also can connect signal source, analyze the receive path performance of outdoor unit (ODU) 2 at the port of T type network 2-4 with frequency spectrograph 10 at radio frequency (RF) port one 2 of outdoor unit (ODU) 2; Telemetered signal (Telemetry) is analyzed by indoor unit (IDU) simulator 9 and outdoor unit (ODU) simulator 8 by PC 7.
When indoor unit (IDU) 1 works independently pattern, can add the receptivity that intermediate frequency received signal (RX-IF) is analyzed indoor unit (IDU) 1 for indoor unit (IDU) 1 with signal source 11 at the port of T type network 2-4; Also can the port of T type network 1-3 with frequency spectrograph 10 connect intermediate frequency transmit (TX-IF) analyze the emitting performance of indoor unit (IDU) 1; Telemetered signal (Telemetry) is analyzed by indoor unit (IDU) simulator 9 and outdoor unit (ODU) simulator 8 by PC 7.
Claims (4)
1, a kind of online analyzer of digital microwave communication system, it is characterized in that: this analyzer is provided with T type network 1 and T type network 2, and indoor unit IDU simulator and outdoor unit ODU simulator, other has signal allocation/mixer Bias Tee and power supply changeover device DCC, T type network 1, T type network 2 one ends are connected with frequency spectrograph or signal source, two ends are connected with signal allocation/mixer Bias Tee and power supply changeover device DCC in addition, indoor unit IDU simulator, outdoor unit ODU simulator is connected with PC respectively, and be connected with signal allocation/mixer Bias Tee and power supply changeover device DCC, outdoor unit ODU is connected with signal allocation/mixer Bias Tee, its radio frequency port is connected with frequency spectrograph or signal source, and indoor unit IDU is connected with power supply changeover device DCC.
2, by the described a kind of online analyzer of digital microwave communication system of claim 1, it is characterized in that: during the on-line analysis pattern, intermediate frequency transmits the port of TX-IF by T type network 1 by the frequency spectrograph analysis, intermediate frequency received signal RX-IF passes through the port of T type network 2 by the frequency spectrograph analysis, telemetered signal Telemetry is analyzed by indoor unit IDU simulator and outdoor unit ODU simulator by PC, DC power supply DC power supply changeover device DCC-the 48V port detects.
3, by the described a kind of online analyzer of digital microwave communication system of claim 1, it is characterized in that: when outdoor unit ODU works independently pattern, DC power supply DC power supply changeover device DCC-the 48V port adds, can add the intermediate frequency TX-IF that transmits for outdoor unit ODU with signal source at a port of T type network 1, radio frequency port at outdoor unit ODU connects the transmission channel performance that frequency spectrograph is analyzed outdoor unit ODU, also can connect signal source at the radio frequency port of outdoor unit ODU, analyze the receive path performance of outdoor unit ODU at a port of T type network 2 with frequency spectrograph, telemetered signal Telemetry is analyzed by indoor unit IDU simulator and outdoor unit ODU simulator by PC.
4, by the described a kind of online analyzer of digital microwave communication system of claim 1, it is characterized in that: when indoor unit IDU works independently pattern, can add the receptivity that intermediate frequency received signal RX-IF analyzes indoor unit IDU for indoor unit IDU with signal source at a port of T type network 2, also can meet the intermediate frequency TX-IF that transmits with frequency spectrograph and analyze the emitting performance of indoor unit IDU at a port of T type network 1; Telemetered signal Telemetry is analyzed by indoor unit IDU simulator and outdoor unit ODU simulator by PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100370935A CN101013927B (en) | 2007-02-02 | 2007-02-02 | Online analyzer of digital microwave communication system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100370935A CN101013927B (en) | 2007-02-02 | 2007-02-02 | Online analyzer of digital microwave communication system |
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| Publication Number | Publication Date |
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| CN101013927A true CN101013927A (en) | 2007-08-08 |
| CN101013927B CN101013927B (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100370935A Expired - Fee Related CN101013927B (en) | 2007-02-02 | 2007-02-02 | Online analyzer of digital microwave communication system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101267261B (en) * | 2008-04-24 | 2012-03-28 | 上海杰盛无线通讯设备有限公司 | Automatic testing device and testing method for outdoor unit in microwave communication system |
| WO2016188482A1 (en) * | 2015-11-04 | 2016-12-01 | 中兴通讯股份有限公司 | Detection method and apparatus |
| CN109549665A (en) * | 2018-11-15 | 2019-04-02 | 青岛海信医疗设备股份有限公司 | A kind of ultrasonic device detection system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2123842U (en) * | 1992-01-18 | 1992-12-02 | 国营长安机器总厂 | All-solid state two-direction microwave transmision equipment |
| CN1409563A (en) * | 2001-09-18 | 2003-04-09 | 深圳市中兴通讯股份有限公司上海第二研究所 | Base station device for wide bard radio cut-in system |
| JP4462043B2 (en) * | 2005-01-14 | 2010-05-12 | 日本電気株式会社 | Microwave radio communication system |
| KR20070010464A (en) * | 2005-07-18 | 2007-01-24 | (주)래디오빌 | Microwave link system and method for controling frequency synchronization between the same |
-
2007
- 2007-02-02 CN CN2007100370935A patent/CN101013927B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101267261B (en) * | 2008-04-24 | 2012-03-28 | 上海杰盛无线通讯设备有限公司 | Automatic testing device and testing method for outdoor unit in microwave communication system |
| WO2016188482A1 (en) * | 2015-11-04 | 2016-12-01 | 中兴通讯股份有限公司 | Detection method and apparatus |
| CN106656362A (en) * | 2015-11-04 | 2017-05-10 | 中兴通讯股份有限公司 | Detection method and apparatus |
| CN106656362B (en) * | 2015-11-04 | 2021-10-15 | 中兴通讯股份有限公司 | Detection method and device |
| CN109549665A (en) * | 2018-11-15 | 2019-04-02 | 青岛海信医疗设备股份有限公司 | A kind of ultrasonic device detection system |
| CN109549665B (en) * | 2018-11-15 | 2021-06-22 | 青岛海信医疗设备股份有限公司 | Ultrasonic equipment detection system |
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| CN101013927B (en) | 2011-01-12 |
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Inventor after: Qiu Jian Inventor after: Wang Bin Inventor after: Zhang Yong Inventor before: Wang Bin Inventor before: Zhang Yong |
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Free format text: CORRECT: INVENTOR; FROM: WANG BIN ZHANG YONG TO: QIU JIAN WANG BIN ZHANG YONG |
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