国家自然科学基金(60807026)

作品数：6被引量：4H指数：1
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相关期刊：《Chinese Optics Letters》《Science Bulletin》更多>>
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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 
160 km all-optical OFDM transmission system with inline chromatic dispersion compensation
《Chinese Optics Letters》2012年第2期4-7,共4页谷星瑶 陈宏伟 陈明华 谢世钟 
supported by the National Natural Science Foundation of China (Nos. 60736002, 60807026,60932004, and 61090391);the Open Fund of Key Laboratory of Optical Communication and Lightwave Technologies (BUPT), Ministry of Education, China;the State Key Laboratory of Advanced Optical Communication Systems and Networks, China (No. 2008SH03)
An experimental demonstration of an all-optical sampling orthogonal frequency division multiplexing （AOS-OFDM） transmission system with inline chromatic dispersion （CD） compensation is carried out to test the nonl...
关键词：Chromatic dispersion Electric power transmission Optical systems Single mode fibers 
All-optical sampling OFDM system performance analysis
《Chinese Optics Letters》2011年第1期32-35,共4页叶航 陈宏伟 唐超 陈明华 谢世钟 
supported by the National Natural Science Foundation of China (Nos.60736002,60807026,60932004);the State Key Laboratory of Advanced Optical Communication Systems and Networks,China(No.2008SH03)
The performance of a novel all-optical sampling orthogonal frequency division multiplexing （OFDM） system is proposed and analyzed. Time delays and phase shifters are used to realize all optical forward/inverse discr...
关键词：Discrete Fourier transforms Frequency allocation Orthogonal functions Real time systems Telecommunication systems 
All-optical up-conversion for 2.5-Gb/s signals in ROF systems based on FWM effect in HNLF被引量：2
《Chinese Optics Letters》2010年第11期1037-1039,共3页王天亮 陈宏伟 谢世钟 Bouchaib Hraimel 
supported by the Tsinghua Basic Research Fund(No. JC2007020);the National Natural Science Foundation of China(Nos. 60736002 and60807026);the National "863" Program of China(Nos.2007AA01Z264 and 2006AA01Z237);the National"973" Program of China(No. 2006CB302806)
We propose and demonstrate experimentally a novel scheme to realize all-optical up-conversion and wavelength-conversion based on the bi-directional-pump four-wave mixing （FWM） effect in high nonlinear fibers （HNLFs...
关键词：Detectors Four wave mixing Light modulators 
Phase pre-emphasis technique in real-time AOS-OFDM system
《Chinese Optics Letters》2010年第9期871-874,共4页陈宏伟 唐超 尹飞飞 陈明华 谢世钟 
supported by the National Natural Science Foundation of China (Nos. 60736002, 60807026, and60932004);the State Key Laboratory of Advanced Optical Communication Systems and Networks, China(No. 2008SH03)
A phase pre-emphasis technique used in an all-optical sampling orthogonal frequency division multiplexing （AOS-OFDM） system is proposed and demonstrated. With the application of this technique, 50-Gb/s AOS-OFDM data...
关键词：Frequency allocation Orthogonal functions Telecommunication systems 
UWB monocycle pulse generation based on optical cross-polarization modulation被引量：1
《Chinese Optics Letters》2009年第11期990-992,共3页王世光 陈宏伟 陈明华 谢世钟 
supported by the Tsinghua Basic Research Fund (No.JC2007020);the National Natural Science Foundation of China (Nos.60736002 and 60807026);the International S&T Cooperation Programof China (No.2008DFA11670);the National "973" Program of China (No.2006CB302806);the Research Fund for the Doctoral Program of Higher Education of China (No.20070003015)
A novel all-optical method for ultra-wideband （UWB） monocycle pulses generation based on cross polarization modulation （CPM） effect in highly nonlinear photonic crystal fiber is proposed and demonstrated. Due to t...
关键词：Phase modulation Photonic crystal fibers Photonic crystals POLARIZATION ULTRA wideband (UWB) Wireless telecommunication systems 
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