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国家自然科学基金(61120106001): 作品数：11被引量：23H指数：4; 导出分析报告; 相关作者：戴一堂徐坤刘建青丁卫民李建强更多>>; 相关机构：北京邮电大学更多>>; 相关期刊：《Chinese Optics Letters》《中兴通讯技术》《光子学报》《Science Bulletin》更多>>; 相关主题：RADIO-OVER-FIBERPHOTONICLINKSSYSTEMSMICROWAVE更多>>; 相关领域：电子电信自动化与计算机技术机械工程更多>>

Photonics-assisted compressive sampling system for wideband spectrum sensing被引量：1: 《Chinese Optics Letters》2017年第1期55-60,共6页郭强陈明华梁云华陈宏伟杨四刚谢世钟; supported by the National Basic Research Program of China(No.2012CB315703);the National Natural Science Foundation of China(Nos.61271134 and 61120106001); Compressive sampling （CS） has attracted considerable attention in microwave and radio frequency （RF） fields in recent years. It enables the acquisition of high-frequency signals at a rate much smaller than their N...; 关键词：Fiber optics links and subsystems Radio frequency photonics OPTOELECTRONICS

Generation and noise analysis of a wide-band optical frequency comb based on recirculating frequency shifter: 《Chinese Optics Letters》2014年第10期1-4,共4页于瀛雷诚陈明华陈宏伟杨四刚谢世钟; supported by the National 973 Program of China(No.2012CB315703);the National Natural Science Foundation of China(Nos.61132004,61335002,61322113,and 61120106001);the Program for New Century Excellent Talents in University(No.NCET-10-0520);the Young top-notch Talent Program sponsored by Ministry of Organization,China;the Tsinghua University Initiative Scientific Research Program; By optimizing the gain configuration and length of the loop, a 90-tone optical frequency comb （OFC） is successfully generated based on recirculating frequency shifter structure. The peak-to-peak power fluctuation of...; 关键词：Natural frequencies

基于误差补偿的分布式喇曼温度传感器(英文)被引量：4: 《光子学报》2014年第S1期254-257,共4页刘建青尹飞飞李建强徐坤丁卫民戴一堂林金桐; The National 863 Program(No.2011AA010306);National 973 Program(No.2012CB315705);NSFC Program(Nos.61271042,61107058,61120106001);the Cooperation Project between Province and Ministries(No.2011A090200025);the Fundamental Research Funds for the Central Universities(No.2013RC1203); 基于分布式喇曼传感器,对斯托克斯光和反斯托克斯光两路信号的同步问题进行了合理假设,并给出相应的补偿方法.为了进一步提高解调温度的准确度,采用温度解调系统及温度解调软件对实验系统收集到的数据进行分析.给出了实际开发分布式喇...; 关键词：喇曼温度传感器误差补偿高准确度同步光波分复用

Microwave photonics: radio-over-fiber links, systems, and applications [Invited]被引量：6: 《Photonics Research》2014年第4期54-63,共10页Kun Xu Ruixin Wang Yitang Dai Feifei Yin Jianqiang Li Yuefeng Ji Jintong Lin; by 973 Program(2012CB315705);National 863 Program(2011AA010306);NSFC Program(61271042,61107058,and 61120106001);the Fundamental Research Funds for the Central Universities;the Fund of State Key Laboratory of Information Photonics and Optical Communications.; Microwave photonics(MWPs)uses the strength of photonic techniques to generate,process,control,and distribute microwave signals,combining the advantages of microwaves and photonics.As one of the main topics of MWP,radi...; 关键词：FIBER MICROWAVE MICROWAVE

Dynamically reconfigurable radio-over-fiber network with medium access control protocol to provide network access to train passengers被引量：1: 《Science China(Information Sciences)》2013年第10期134-143,共10页SHEN Xi XU Kun SUN XiaoQiang WU Jian LIN JinTong; supported in part by National High-Tech Research & Development Program of China(863)(Grant No.2011AA010306);National Basic Research Program of China(973)(Grant No.2012CB315705);National Natural Science Foundation of China(Grant Nos.61107058,61120106001,60932004,61001121,60837004);Beijing Excellent Doctoral Thesis Project(Grant No.YB20101001301);Cooperation Project between Provinceand Ministries(Grant No.2011A090200025);National Science & Technology Major Projects(Grant No.2011ZX03001-007-03); An innovative dynamically reconfigurable radio-over-fiber （RoF） network equipped with an intel- ligent medium access control （MAC） protocol is proposed to provide broadband access to train passengers in railway hi...; 关键词：radio over fiber medium access control protocol wavelength allocation failure detection failurerecovery

Using bidirectional modulation of 2-Ch phase modulator as basis for nonlinear distortion compensation in analog photonic links: 《Chinese Optics Letters》2013年第8期24-27,共4页牛剑徐坤谢小军戴一堂李建强纪越峰林金桐; supported by the National "863" Program of China(No.2011AA010306);the National "973" Program of China(No.2012CB315705);the National Natural Science Foundation of China(Nos.61271042,61107058,and 61120106001);the Beijing Excellent Doctoral Thesis Project(No.YB20101001301);the BUPT Excellent Ph.D.Students Foundation(No.CX201221);the Cooperation Project between Province and Ministries(No.2011A090200025);the Fundamental Research Funds for the Central Universities; We propose a third-order intermodulation distortion （IMD3） compensation scheme based on the bidirec- tional modulation of 2-Ch phase modulator （PM）. We realize the destructive combination of IMD3 by using differen...; 关键词：OPTICS PHYSICS

Improvement of phase coherence of optical pulse train based on fiber nonlinear effect被引量：1: 《Chinese Science Bulletin》2013年第7期617-620,共4页GAO HongBiao CHEN MingHua CHEN HongWei XIE ShiZhong; supported by the Major State Basic Research Development Program of China ("973" Program) (Grant No.2012CB315703);the National Natural Science Foundation of China (Grant Nos. 61120106001,61132004 and 60807026);the Program for New Century Excellent Talents in University (NCET-10-0520);Open Fund of Key Laboratory of Optical Communication and Lightwave Technologies (Beijing University of Posts and Telecommunications); A novel method to improve the phase coherence of optical pulse train with wavelength conversion based on cross-phase modulation and four-wave mixing effects in high nonlinear fiber is proposed.The method is experiment...; 关键词：交叉相位调制高非线性光纤脉冲序列相干性非线性效应四波混频效应光纤激光器波长转换

Broadband photonic radio frequency(RF) channelization based on coherent optical frequency combs and polarization I/Q demodulation被引量：5: 《Chinese Science Bulletin》2013年第7期621-628,共8页DAI YiTang XU Kun XIE XiaoJun YAN Li WANG RuiXin LIN JinTong; supported in part by the Major State Basic Research Development Program of China ("973" Program) (Grant No. 2012CB315705);National Natural Science Foundation of China (Grant Nos. 61107058, 61120106001);the National High Technology Research and Development Program of China ("863" Program) (Grant No. 2011AA010306);the Fundamental Research Funds for the Central Universities of China; In this work,we analyze and demonstrate a novel photonic-assisted broadband and high-resolution radio frequency(RF) channelization scheme based on dual coherent optical frequency combs(OFCs),regular optical de-muxes,a...; 关键词：信道间隔解调器光频梳偏振相干 RF 射频光子

Effect of optical losses on the transmission performance of a radio-over-fiber distributed antenna system: 《Chinese Optics Letters》2013年第2期8-11,共4页龚志山徐坤孟学军裴寅清孙小强戴一堂纪越峰林金桐; supported by the National "863" Program of China(No.2011AA010306);the National "973" Program of China(No.2012CB315705);the National Natural Science Foundation of China(Nos.61107058,61120106001,60932004,61001121,and 60837004);the Beijing Excellent Doctoral Thesis Project(No.YB20101001301);the Cooperation Project between Province and Ministries(No.2011A090200025); The effects of optical losses oil a directly-modulated radio-over-fiber （RoF） system used for distributed antenna networks are determined. The results show that with a properly designed bidirectional amplifier, the ...; 关键词：ROF Effect of optical losses on the transmission performance of a radio-over-fiber distributed antenna system OVER LINK WIFI

Photonic-assisted approach for instantaneous microwave frequency measurement with tunable range by using Mach-Zehnder interferometers被引量：5: 《Chinese Optics Letters》2013年第2期12-14,共3页王大鹏徐坤戴键吴钟乐纪越峰林金桐; supported by the National "973" Program of China(No.2012CB315705);the National "863" Program of China(No.2011AA010306);the National Natural Science Foundation of China(Nos.61107058,61120106001,60932004,61001121,and 60837004);the Beijing Excellent Doctoral Thesis Project(No.YB20101001301);the Cooperation Project between the Province and Ministries(No.2011A090200025); A novel photonic-assisted approach to microwave frequency measurement is proposed and experimentally demonstrated. The proposed scheme is based on the frequency-to-power mapping with different transmis- sion responses...; 关键词：Photonic-assisted approach for instantaneous microwave frequency measurement with tunable range by using Mach-Zehnder interferometers ACF

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