Distributed type switching system
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United States of America Patent
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May 14, 2002
Issued Date -
N/A
app pub date -
Jun 5, 2001
filing date -
Sep 16, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A switching system for integratedly switching voice, data, image information and the like. The switching system comprises a plurality of front-end modules each adapted to perform a switching processing in association with a subscriber line or a trunk line, and a single or a plurality of central modules for interconnecting the plurality of front-end modules in star-type fashion and switching information prevailing between the front-end modules, in unit of block accommodating the information and a header added thereto to contain connection control information and in accordance with the contents of the header. The front-end modules are connected to the central module via inter-module highways each having frames occurring at a predetrmined period and time slots contained in each frame to carry blocks.
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