Title :
Phase-sensitive amplification in loop configuration for QPSK signal regeneration
Author :
Inoue, Ken ; Okazaki, Shun
Author_Institution :
Osaka Univ., Suita, Japan
Abstract :
Phase-sensitive amplification in a loop configuration with two pump lights is described. Its output phase has a stepwise transfer function with a step difference of π/2, which can be used for regenerating QPSK signals.
Keywords :
optical communication equipment; optical fibre communication; optical parametric amplifiers; optical pumping; optical transfer function; quadrature phase shift keying; π/2; QPSK signal regeneration; loop configuration; output phase; phase-sensitive amplification; pump lights; step difference; stepwise transfer function; Clocks; Couplers; Optical fiber amplifiers; Optical fiber communication; Phase shift keying; Transfer functions;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
