Title :
A novel 1×N demodulator for both DPSK and DQPSK formats
Author :
Zhang, Di ; Liu, Wen ; Hu, Qianggao ; Chen, Long ; Xue, Zhenfeng
Author_Institution :
Coll. of Optoelectron. Sci. & Eng., Huazhong Univ. of Sci. & Technol., Wuhan, China
Abstract :
A 1×N demodulator for both DPSK and DQPSK formats is proposed in this paper. The PDFS of such demodulator is less than 300MHz, through introducing LC phase retarder, fast tuning time of 50ms is realized.
Keywords :
demodulators; differential phase shift keying; quadrature phase shift keying; DPSK; DQPSK; LC phase retarder; demodulator; time 50 ms; Delay; Demodulation; Differential phase shift keying; Optical interferometry; Optical polarization; Optical retarders; Tuning;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2011 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4577-0213-6
