Title :
Duobinary signal generation using high-extinction ratio modulation
Author :
Kawanishi, Tetsuyas ; Sakamoto, Takanori ; Chiba, Akira ; Izutsu, Masayuki ; Winzer, P.J.
Author_Institution :
Nat. Inst. of Inf. & Commun. Technol., Tokyo, Japan
Abstract :
We study the impact of modulator extinction-ratio on duobinary signal generation. Duobinary transmission with 2 % modulation depth was achieved at 10 Gb/s, where the extinction-ratio was enhanced by an active trimming technique.
Keywords :
electro-optical modulation; optical communication equipment; optical fibre communication; phase modulation; active trimming technique; bit rate 10 Gbit/s; duobinary signal generation; high-extinction ratio modulation; optical phase modulators; Amplitude modulation; Chirp modulation; Erbium; Intensity modulation; Lithium niobate; Modulation coding; Optical modulation; Phase modulation; Signal generators; Stimulated emission;
Conference_Titel :
Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-55752-856-8
DOI :
10.1109/OFC.2008.4528729
