supported in part by the National "973" Program of China (No. 2011CB301702);the National Natural Science Foundation of China (Nos. 61001121,61006041,60736036,and 60932004);the Fundamental Research Funds for the Central Universities
We show that absorbed and stored electromagnetic energy are proportional to the reflection group delay in highly reflective dispersive dielectric mirrors over the high-reflectivity band.Our theoretical considerations ...
supported by the National"973"Program of China(No.2011CB301702);the National Natural Science Foundation of China(Nos.61001121,61006041,60736036,and 60932004);the Specialized Research Fund for the Doctoral Program of Higher Education(No.200800131007);the Fundamental Research Funds for the Central Universities(No.2009CZ05)
A demultiplexing scheme based on semiconductor optical amplifier(SOA)and optical filter for optical time division multiplexing differential quadrature phase shift keying(OTDM-DQPSK)system is proposed and investiga...
supported in part by the National"973"Program of China(No.2011CB301702);the National Natural Science Foundation of China(Nos.61001121,61006041,60736036,and 60932004);the Fundamental Research Funds for the Central Universities.
A scheme for the photonic generation of frequency-tunable millimeter wave and terahertz wave signals based on a highly flat optical frequency comb is proposed and demonstrated experimentally.The frequency comb is gene...
supported in part by the National "973" Program of China (No. 2011CB301702);the National Natural Science Foundation of China (No. 61001121,61006041, 60736036, and 60932004);the Fundamental Research Funds for the Central Universities
We present a novel coherent transceiver for optical differential phase-shift keying/differential quadrature phase-shift keying (DPSK/DQPSK) signals based on heterodyne detection and electrical delay interferometer. ...
supported by National Basic Research Program of China(Grant No.2011CB301702);National Natural Science Foundation of China(Grant Nos.61001121,61006041,60736036,60932004);Fundamental Research Funds for the Central Universities
In recent years, Grid computing applications are becoming more and more important to the scientific and business communities and are likely to open to the consumer market and widely develop in the near future, which i...
Project supported by the State Key Development Program for Basic Research of China(No.2011CB301702);the National Natural Science Foundation of China(Nos.61006041,61001121,60736036,60932004);the Fundamental Research Funds for the Central Universities
We present the design and optimization of evanescently coupled waveguide photodiodes(EC-WPDs) based on the coupling modes theory and the beam propagation method.Efficient focalization of the optical power in the abs...
Project supported by the State Key Development Program for Basic Research of China(Nos.2006CB604901,2006CB604902);the National High Technology Research and Development Program of China(Nos.2009AA01Z256,2008AA01331);the National Natural Science Foundation of China(Nos.61006041,61001121,60736036).
A high power semiconductor laser diode with a tapered and cascaded active multimode interferometer (MMI) cavity was designed and demonstrated. An output power as high as 32 mW was obtained for the novel laser diode ...
supported by the National "863" Program of China(Nos.2009AA01Z256,2009AA01Z253,and 2008AA01A331);the National Natural Science Foundation of China(Nos.61001121,60736036,and 61006041)
A simple design procedure is used to generate photonic crystal fibers (PCFs) with ultra-flattened chromatic dispersion. Only four parameters are required, which not only considerably saves the computing time, but al...
supported by the National Natural Science Foundation of China (Grant Nos. 60702006, 60736002, 60837004, 60736036, 60932004, 61001121);the 111 Project (Grant No. B07005);the National High-Tech Research & Development Program of China (Grant Nos. 2009AA01Z256, 2009-AA01Z253)
We propose and experimentally demonstrate the heterodyne mixing and polarization diversity techniques in radio over fiber (ROF) systems with the advantages of high sensitivity and dispersion endurance. The generatio...