DocumentCode
528340
Title
Auto bias control technique for QPSK modulator with asymmetric bias dithering
Author
Kawakami, Hiroto ; Yoshida, Eiji ; Miyamoto, Yutaka
Author_Institution
NTT Network Innovation Labs., NTT Corp., Yokosuka, Japan
fYear
2010
fDate
5-9 July 2010
Firstpage
458
Lastpage
459
Abstract
A simple and highly sensitive bias control technique based on asymmetric bias dithering is presented for optical quadrature phase shift keying (QPSK) modulators. The penalty induced by this method is shown to be 0.2 dB.
Keywords
optical communication; optical modulation; optical phase shifters; quadrature phase shift keying; OQPSK modulator; asymmetric bias dithering; auto bias control technique; optical quadrature phase shift keying; Amplifiers; Monitoring; Optical modulation; Optical sensors; Phase shift keying;
fLanguage
English
Publisher
ieee
Conference_Titel
OptoElectronics and Communications Conference (OECC), 2010 15th
Conference_Location
Sapporo
Print_ISBN
978-1-4244-6785-3
Type
conf
Filename
5588534
Link To Document