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Coherent bidirectional communication experiment with internally bypassed star coupler in presence of Rayleigh backscattering

 
: Westphal, F.-J.; Hermes, T.; Hilbk, U.; Meissner, P.

:

Electronics Letters 29 (1993), No.10, pp.864-5
ISSN: 0013-5194
English
Journal Article
Fraunhofer HHI ()
optical communication equipment; optical couplers; optical fibres; rayleigh scattering; internally bypassed star coupler; rayleigh backscattering; bidirectional coherent communication; subscriber lines

Abstract
Internally bypassed star couplers allow bidirectional coherent communication at the same frequency via one subscriber line. For longer subscriber lines the serious limiting factor due to Rayleigh backscattering can be overcome by distributing the star.

: http://publica.fraunhofer.de/documents/N-13610.html