CN105119681A - Radar signal wavelength division multiplexing module design method based on VPX platform - Google Patents
Radar signal wavelength division multiplexing module design method based on VPX platform Download PDFInfo
- Publication number
- CN105119681A CN105119681A CN201510359152.5A CN201510359152A CN105119681A CN 105119681 A CN105119681 A CN 105119681A CN 201510359152 A CN201510359152 A CN 201510359152A CN 105119681 A CN105119681 A CN 105119681A
- Authority
- CN
- China
- Prior art keywords
- signal
- channel
- wavelength division
- module
- division multiplexing
- Prior art date
- 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.)
- Pending
Links
Landscapes
- Optical Communication System (AREA)
Abstract
The invention relates to a radar signal wavelength division multiplexing module design method based on a VPX platform. The method comprises steps: multiple digital signals generated by a phase array radar are received, multiple coarse wavelength division single-mode optical signals are outputted through an electric light conversion circuit, electromagnetic interference and crosstalk between channels are inhibited through a shielding module, a single-channel coarse wavelength division multiplexing optical signal is formed through a combiner, is transferred through an optical slip ring and enters a signal processing cabinet, the single-channel multiplexing optical signal is converted into multiple single-mode optical signals with different wavelengths through a wave separator first, then the optical powder is raised through a relay and an amplification circuit, multiple CML level signals are outputted through a photovoltaic conversion circuit and transmitted to a signal processing module, and therefore miniaturization and light-weight application of the wavelength division multiplexing function can be achieved on a VPX general information processing platform.
Description
Technical field
This method utilizes wavelength-division multiplex technique, according to the reliability requirement at the radar rotating parts data transmission link ground, design a kind of Wavelength division multiplexing module based on VPX platform architecture, this module has device miniaturization, lightness, generalization, feature that integrated level is high, the volume of radar antenna Comprehensive Control subsystem and Message Processing Subsystem can be reduced, contribute to the stability improving radar rotating parts data transmission link, there is suitable using value.
Background technology
Because the transmission quantity of modern digital array radar fiber data constantly increases, single-path optical fiber often can not meet actual data transportation requirements, the application of multi-channel optical fibre is had higher requirement to radar rotating parts data transmission link, the application of multi-path light slip ring solves the transmission problem of multi-channel optical fibre data, but the design complexities of multi-path light slip ring and cost are far above the smooth ring of single channel, and there is the defect that reliability is low, maintenance difficulty is larger.
The light WDM technology of current 2.5Gbit/s is ripe, after adopting wavelength-division multiplex technique, can reach the transmission rate of hundreds of Gbit/s, thus meet the increasing data capacity transmission requirement of Digital Array Radar on an optical fiber.But current wavelength-division multiplex system often exists the defect that volume is large, weight is large, do not meet that modern radar integrated level is high, lightness, miniaturized design concept.This method is developed based on VPX platform architecture, achieve the General design of wavelength-division multiplex system, possess the advantage that volume is little, quality is light simultaneously, on the basis meeting radar system application demand, effectively can improve the reliability of radar rotating parts data transmission link.
Summary of the invention
This method utilizes wavelength-division multiplex technique, designing hardware circuit based on the Complex interface board of VPX platform, achieves the miniaturized application of wavelength-division multiplex technique in modern radar.The technical solution used in the present invention is: customization meets the wavelength division multiplex device of VPX general information processing platform structure dimensional requirement; The interface board meeting VPX platform standard size devises input and output matching circuit, crosstalk shields module, electro-optical conversion circuit, photoelectric switching circuit, and board not only can meet and grinding the data transportation requirements of radar, and with optical fiber therefore checking functions; Design L shape structural member, for the installation of wavelength division multiplexer and fixing.
First, receive the multiply digital signals that phased array radar produces, through electro-optical conversion circuit output multi-channel thick wavelength-division single-mode optics signal, suppress electromagnetic interference and interchannel crosstalk through shroud module, increase the isolation of different-waveband optical-fibre channel; Form single channel Coarse Wavelength Division Multiplexing light signal through wave multiplexer again, enter information processing cabinet through smooth ring, first single channel multiplexing optical signal is converted to the single-mode optics signal of multichannel different wave length by channel-splitting filter; Then improve luminous power through relaying, amplifying circuit, through photoelectric switching circuit output multi-channel CML level signal, design output impedance match circuit to improve the reliability of transmission; Finally by VPX standard rear panel, multi-channel electric signal is given the high speed serial port of FPGA.Based on the radar signal Wavelength division multiplexing module method for designing of VPX platform, it is characterized in that the described radar signal Wavelength division multiplexing module based on VPX platform comprises digital quadrature module, electrooptic conversion module, wave multiplexer, the smooth ring of single channel, channel-splitting filter, photoelectric conversion module, signal processing module, wherein the connection of each several part is that two-phase is simultaneously interconnected.
The present invention take wavelength-division multiplex technique as theoretical foundation, the smooth ring of single channel is used to substitute multi-path light slip ring, the data transmission capacity needed for radar system can be met, decrease the volume and weight of radar rotating parts, improve the reliability of rotating parts data transmission link; The present invention compared with prior art, its remarkable advantage is: be integrated in VPX standard subrack by multiplexing, demultiplexing, electro-optical conversion circuit and the photoelectric switching circuit of light signal, achieve the lightness of the design of Wavelength division multiplexing module, miniaturization, improve the integrated level of radar system.
The transfer of data flow process of whole wavelength-division multiplex system as shown in Figure 1, radar antenna receiving target echo forms analog array signal and enters Comprehensive Control VPX subrack, by digital quadrature module (integrated control panel), analog array signal is converted to digital quadrature baseband signal, a road multiplexing optical signal is exported again through electro-optical conversion circuit (interface board 1) and wave multiplexer (interface board 2), by way of single channel smooth ring, multiplexing optical signal is sent in signal transacting VPX subrack, multiplexing optical signal is through channel-splitting filter (interface board 1) output multi-channel light signal, transfer light signal to signal of telecommunication feeding signal processing module (FPGA disposable plates) through photoelectric switching circuit (interface board 2) again and carry out subsequent treatment work.
Accompanying drawing explanation
Fig. 1 is the data transmission link schematic diagram of wavelength-division multiplex system.
Embodiment
Based on VPX platform radar signal Wavelength division multiplexing module project organization as shown in Figure 1.Wherein mainly comprise: the smooth ring of digital quadrature module, electrooptic conversion module, wave multiplexer, single channel, channel-splitting filter, photoelectric conversion module, signal processing module.Method for designing step is as follows:
1, according to data volume and the speed of radar system general requirement transmission, data transmission link, interface are planned, determine channel number and the transmission direction of Wavelength division multiplexing module, complete the type selecting of wavelength division multiplexer and CWDM optical module, customized work.
2, design input matching circuit, improve the luminous power of radar array digital signal through electro-optical conversion circuit output optical signal.
3, design electromagnetic shielding circuit, effectively can suppress the crosstalk between the electromagnetic interference of optical module and the different passage of the thick wavelength-division light signal of multichannel, improve the channel isolation of different-waveband optical fiber, guarantee that the multiplexing optical signal that wave multiplexer exports is reliable and stable.
4, design optical fiber therefore examine circuit, the operating state of each optical-fibre channel of Real-Time Monitoring, showing in time therefore inspection information.
5, because multiplexed signals exists certain loss in transmitting procedure, optical fiber interface is interconnected can produce Insertion Loss equally, and design optical signal repeater, amplifying circuit improve channel-splitting filter Output optical power, increase the input dynamic range of photoelectric switching circuit.
6, multipath light signal exports as high speed CML multilevel digital signal through photoelectric switching circuit, design output matching circuit, thus increases the transmission reliability of high-speed serial digital signal.
7, the high-speed serial digital signal exported through overmatching transfers to each signal processing module by standard VPX back panel.
Claims (2)
1. the radar signal Wavelength division multiplexing module method for designing based on VPX platform, it is characterized in that: first, receive the multiply digital signals that phased array radar produces, through electro-optical conversion circuit output multi-channel thick wavelength-division single-mode optics signal, suppress electromagnetic interference and interchannel crosstalk through shroud module, increase the isolation of different-waveband optical-fibre channel; Form single channel Coarse Wavelength Division Multiplexing light signal through wave multiplexer again, enter information processing cabinet through smooth ring, first single channel multiplexing optical signal is converted to the single-mode optics signal of multichannel different wave length by channel-splitting filter; Then improve luminous power through relaying, amplifying circuit, through photoelectric switching circuit output multi-channel CML level signal, design output impedance match circuit to improve the reliability of transmission; Finally by VPX standard rear panel, multi-channel electric signal is given the high speed serial port of FPGA.
2. the radar signal Wavelength division multiplexing module method for designing based on VPX platform according to claim 1, it is characterized in that the described radar signal Wavelength division multiplexing module based on VPX platform comprises digital quadrature module, electrooptic conversion module, wave multiplexer, the smooth ring of single channel, channel-splitting filter, photoelectric conversion module, signal processing module, wherein the connection of each several part is that two-phase is simultaneously interconnected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510359152.5A CN105119681A (en) | 2015-06-25 | 2015-06-25 | Radar signal wavelength division multiplexing module design method based on VPX platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510359152.5A CN105119681A (en) | 2015-06-25 | 2015-06-25 | Radar signal wavelength division multiplexing module design method based on VPX platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105119681A true CN105119681A (en) | 2015-12-02 |
Family
ID=54667589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510359152.5A Pending CN105119681A (en) | 2015-06-25 | 2015-06-25 | Radar signal wavelength division multiplexing module design method based on VPX platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105119681A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610505A (en) * | 2016-03-15 | 2016-05-25 | 山东超越数控电子有限公司 | Optical fiber communication method |
| CN106452590A (en) * | 2016-11-03 | 2017-02-22 | 武汉滨湖电子有限责任公司 | Radar analog signal acquisition and high-speed large-bandwidth data transmission method |
| CN106502957A (en) * | 2016-12-09 | 2017-03-15 | 中国电子科技集团公司第三十八研究所 | A kind of spaceborne radar data processing and control device based on VPX buses |
| CN106990490A (en) * | 2017-03-24 | 2017-07-28 | 中国科学院长春光学精密机械与物理研究所 | Gyroaxis spatial light slip ring |
| CN107202977A (en) * | 2017-05-10 | 2017-09-26 | 湖北航天技术研究院总体设计所 | A kind of total system and software design approach based on VPX platforms |
| CN111443338A (en) * | 2020-05-06 | 2020-07-24 | 中国电子科技集团公司第十四研究所 | Active phased array radar array surface fault injection equipment and method |
| CN112187362A (en) * | 2020-08-21 | 2021-01-05 | 北京航天时代光电科技有限公司 | Photoelectric transmission board card compatible with various communication interfaces |
| CN116381597A (en) * | 2023-05-29 | 2023-07-04 | 成都唯博星辰科技有限公司 | Broadband single-channel direction finding system and implementation method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6768458B1 (en) * | 1996-12-30 | 2004-07-27 | Raytheon Corporation | Photonically controlled active array radar system |
| CN101814959A (en) * | 2009-02-20 | 2010-08-25 | 北京东方信联科技有限公司 | Device for realizing combined and shunted transmission of optical signal relay |
| CN102739336A (en) * | 2011-04-02 | 2012-10-17 | 南京航空航天大学 | Fly-by-light flight control triplex redundancy wavelength division multiplexing system |
| CN202794510U (en) * | 2012-09-28 | 2013-03-13 | 中国电子科技集团公司第三十八研究所 | Expandable digital array radar antenna measuring and control device |
| CN103190094A (en) * | 2012-06-15 | 2013-07-03 | 华为海洋网络有限公司 | Optical communication system disaster capacity method, device and disaster capacity system |
| CN103593237A (en) * | 2013-11-20 | 2014-02-19 | 中国船舶重工集团公司第七二四研究所 | Embedded active phased array multifunction integration scheduling method based on VPX framework |
| CN104316908A (en) * | 2014-10-08 | 2015-01-28 | 上海航天电子通讯设备研究所 | Optically controlled phased array radar front end transmitting and receiving method and device |
-
2015
- 2015-06-25 CN CN201510359152.5A patent/CN105119681A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6768458B1 (en) * | 1996-12-30 | 2004-07-27 | Raytheon Corporation | Photonically controlled active array radar system |
| CN101814959A (en) * | 2009-02-20 | 2010-08-25 | 北京东方信联科技有限公司 | Device for realizing combined and shunted transmission of optical signal relay |
| CN102739336A (en) * | 2011-04-02 | 2012-10-17 | 南京航空航天大学 | Fly-by-light flight control triplex redundancy wavelength division multiplexing system |
| CN103190094A (en) * | 2012-06-15 | 2013-07-03 | 华为海洋网络有限公司 | Optical communication system disaster capacity method, device and disaster capacity system |
| CN202794510U (en) * | 2012-09-28 | 2013-03-13 | 中国电子科技集团公司第三十八研究所 | Expandable digital array radar antenna measuring and control device |
| CN103593237A (en) * | 2013-11-20 | 2014-02-19 | 中国船舶重工集团公司第七二四研究所 | Embedded active phased array multifunction integration scheduling method based on VPX framework |
| CN104316908A (en) * | 2014-10-08 | 2015-01-28 | 上海航天电子通讯设备研究所 | Optically controlled phased array radar front end transmitting and receiving method and device |
Non-Patent Citations (1)
| Title |
|---|
| 蒋迺倜等: "基于VPX 标准的主动雷达信号处理系统设计", 《雷达与对抗》 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105610505A (en) * | 2016-03-15 | 2016-05-25 | 山东超越数控电子有限公司 | Optical fiber communication method |
| CN106452590A (en) * | 2016-11-03 | 2017-02-22 | 武汉滨湖电子有限责任公司 | Radar analog signal acquisition and high-speed large-bandwidth data transmission method |
| CN106502957A (en) * | 2016-12-09 | 2017-03-15 | 中国电子科技集团公司第三十八研究所 | A kind of spaceborne radar data processing and control device based on VPX buses |
| CN106502957B (en) * | 2016-12-09 | 2019-10-18 | 中国电子科技集团公司第三十八研究所 | A kind of spaceborne radar data processing and control device based on VPX bus |
| CN106990490A (en) * | 2017-03-24 | 2017-07-28 | 中国科学院长春光学精密机械与物理研究所 | Gyroaxis spatial light slip ring |
| CN107202977A (en) * | 2017-05-10 | 2017-09-26 | 湖北航天技术研究院总体设计所 | A kind of total system and software design approach based on VPX platforms |
| CN111443338A (en) * | 2020-05-06 | 2020-07-24 | 中国电子科技集团公司第十四研究所 | Active phased array radar array surface fault injection equipment and method |
| CN112187362A (en) * | 2020-08-21 | 2021-01-05 | 北京航天时代光电科技有限公司 | Photoelectric transmission board card compatible with various communication interfaces |
| CN112187362B (en) * | 2020-08-21 | 2021-09-07 | 北京航天时代光电科技有限公司 | Photoelectric transmission board card compatible with various communication interfaces |
| CN116381597A (en) * | 2023-05-29 | 2023-07-04 | 成都唯博星辰科技有限公司 | Broadband single-channel direction finding system and implementation method |
| CN116381597B (en) * | 2023-05-29 | 2023-08-25 | 成都唯博星辰科技有限公司 | Broadband single-channel direction finding system and implementation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105119681A (en) | Radar signal wavelength division multiplexing module design method based on VPX platform | |
| US8315524B2 (en) | Electro-optic conversion module, optic-electro conversion module and conversion methods thereof | |
| KR101410158B1 (en) | System, method and relevant device for signal transmission | |
| US8532489B2 (en) | Multi-fiber ten gigabit passive optical network optical line terminal for optical distribution network coexistence with gigabit passive optical network | |
| US9124368B2 (en) | Transceiver for use in fibre network | |
| US10608773B2 (en) | Optical transceiver and method of controlling optical powers of optical channels | |
| EP2458762B1 (en) | Underwater branching unit of optical add/drop multiplexer, corresponding optical transmission method and system thereof | |
| CN103250368A (en) | Transponder and related network node for an optical transmission network | |
| US6091869A (en) | Low loss, optical add/drop WDM node | |
| CN106716890B (en) | Optical node | |
| CN103516431B (en) | Photoelectricity optical repeater, the long processing method away from box and its to upper and lower traveling optical signal | |
| CN201365318Y (en) | Video data optical transmitter and receiver | |
| CN112929123A (en) | Optical transmission system, method and optical communication system | |
| KR102013336B1 (en) | Distributed antenna system for transmitting service signal and management control signal in 5G mobile communication system, and remote unit thereof | |
| CN103733547A (en) | Optical line terminal, optical network unit, optical network system and signal processing method | |
| EP1909529A1 (en) | Traffic signal node cross scheduling method and system | |
| CN103516433B (en) | A kind of photoelectricity optical repeater, length are away from box and the processing method to upper and lower traveling optical signal | |
| EP3270528A1 (en) | Optical transceiver module for communications in das systems | |
| CN112054868B (en) | Optical module, management and control information processing method and communication system | |
| CN104065444B (en) | A kind of system and method for utilization Fiber Bragg Grating FBG equilibrium RSOA modulation bandwidths | |
| CN112152743A (en) | Ultra-low time delay data broadcasting system and method | |
| CN212905565U (en) | Low-dispersion intensive light wave multiplexing device | |
| CN114401046B (en) | Optical signal processing system and optical signal processing method | |
| CN105703872A (en) | TWDM-PON far-end equipment light receiver and realization method thereof | |
| CN112511229B (en) | Forward transmission network system and optical module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151202 |