Title :
Phase comparator using phase sensitive amplifier for phase noise-tolerant carrier phase recovery of QPSK signals
Author :
Mingyi Gao ; Kurosu, Takayuki ; Inoue, Takeru ; Namiki, Shu
Author_Institution :
Network Photonics Res. Center (NPRC), Nat. Inst. of Adv. Ind. Sci. & Technol. (AIST), Tsukuba, Japan
fDate :
June 30 2013-July 4 2013
Abstract :
We propose an all-optical phase comparator for phase noise-tolerant carrier phase recovery of QPSK signals. Our scheme, based on the 2nd-order phase sensitive amplifier, successfully doubled the input phase without doubling the phase noise.
Keywords :
optical communication equipment; phase comparators; quadrature phase shift keying; 2nd-order phase sensitive amplifier; QPSK signals; all-optical phase comparator; phase noise-tolerant carrier phase recovery; Nonlinear optics; Optical feedback; Optical modulation; Optical pumping; Optical sensors; Phase noise; Phase shift keying;
Conference_Titel :
OptoElectronics and Communications Conference held jointly with 2013 International Conference on Photonics in Switching (OECC/PS), 2013 18th
Conference_Location :
Kyoto
