To realize the telecommunication infrastructure needed to support the movement from N-ISDN to B-ISDN, one critical element is the development of a cost effective, flexible fiber-optic subscriber network system. Its chief attribute must be the economical support of multiple services by one optical fiber, as well as rapid response to service orders. This paper describes the current approach to lead a fiber-optic subscriber systems, and also presents a trial in Yokosuka VI&P experiments.
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