supported in part by National Natural Science Foundation of China (61271192,61427813,61331010);National 863 Program of China (2013AA013401)
We proposed a hybrid transmission system consist of 1Tbit/s Nyquist WDM channels,100Gbit/s PDM-QPSK WDM channels and 10Gbit/s NRZ WDM channels to study whether Terabit Nyquist WDM signal could transmit in the existing...
supported by the National Natural Science Foundation of China(No.61205065);the National 863 Program of China(No.2013AA013401);the Open Fund of IPOC(BUPT;No.IPOC2013B005)
We demonstrate a new scheme for generation of optical frequency comb (OFC) based on cascade modulators, 23 comb lines within 0.5 dB spectral power variation are obtained. An optical finite impulse response (FIR) f...
financially supported by the National 863 Program of China(No.2013AA013401);the National Natural Science Foundation of China(Nos.61177067,61027007,and 61331010)
In an optical performance monitoring system for high-speed optical communications, the ultra-short optical pulse from the laser is divided into two parts. One is to sample high-speed optical communication signal and t...
National Natural Science Foundation of China(Nos.61271192,60932004);the National High Technology Research and Development Program of China(No.2013AA013401)
supported by National 863 Program of China(2013AA013401),P.R.China;National Natural Science Foundation of China under Grant No.61177067,No.61027007,and No.61331010
In optical performance monitoring system,the analog to digital converter is needed to detect the peak of nanosecond pulse and get the signal envelope.A scheme based on a designed anti-aliasing filter and analog to dig...