Optical Cable Installation in Subducts and Transmission Experiment

Yoichi NAGATA  Masataka HIRAI  Shigeyuki SEIKAI  Koichi TAKAYAMA  Hiroshi OSANAI  

IEICE TRANSACTIONS (1976-1990)   Vol.E62   No.11   pp.786-787
Publication Date: 1979/11/25
Online ISSN: 
Print ISSN: 0000-0000
Type of Manuscript: LETTER
Category: Transmission Systems

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A optical cable of eight step index fibers was installed in a duct. Prior to laying the cable, four subducts were laid in the duct to allow independent laying of four cables. A cable jointing test was implemented in a manhole. A 32 Mbit/s transmission system was tested on a 5.15 km fiber link.