国家自然科学基金(s61107058)

作品数：3被引量：10H指数：2
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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 
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 
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 
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