Improvement of Polarization Diversity Method for Heterodyne/Coherent Optical Transmission Systems

Hideaki TSUSHIMA  Yoshitaka TAKASAKI  Minoru MAEDA  

IEICE TRANSACTIONS (1976-1990)   Vol.E70   No.7   pp.608-610
Publication Date: 1987/07/25
Online ISSN: 
Print ISSN: 0000-0000
Type of Manuscript: LETTER
Category: Communication Systems and Communication Protocols

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This letter proposes an improved polarization diversity method for heterodyne/coherent optical transmission systems. It is theoretically clarified that this method can reduce the noise caused by polarization fiuctuations and can receive a binary FSK or PSK modulated signal with high sensitivity.