DocumentCode
515575
Title
Wide dynamic range OSNR monitoring for RZ-DQPSK systems using delay-tap sampling technique
Author
Khan, F.N. ; Lau, Alan Pak Tao ; Lu, Chao ; Wai, P.K.A.
Author_Institution
Dept. of Electron. & Inf. Eng., Photonics Res. Centre, Kowloon, China
fYear
2010
fDate
21-25 March 2010
Firstpage
1
Lastpage
3
Abstract
We propose half-symbol delay-tap sampling for OSNR monitoring and extend the monitoring range to 5-45 dB. The proposed method also enables calibration-free monitoring with range of 16-43 dB at 40 Gbps data rate.
Keywords
differential phase shift keying; quadrature phase shift keying; signal sampling; RZ-DQPSK systems; calibration-free monitoring; half-symbol delay-tap sampling; wide dynamic range OSNR monitoring; Calibration; Delay systems; Dynamic range; High speed optical techniques; Monitoring; Optical noise; Photonics; Sampling methods; Signal to noise ratio; Stimulated emission;
fLanguage
English
Publisher
ieee
Conference_Titel
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location
San Diego, CA
Electronic_ISBN
978-1-55752-884-1
Type
conf
Filename
5465284
Link To Document