Digital switching equipment
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 12, 2002
Grant Date -
N/A
app pub date -
Oct 27, 1998
filing date -
Oct 29, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention realizes a digital switching equipment provided with an extra PCM highway without an unnecessary increase in the capacity of the time division switch. A time division switch is provided with first PCM highways connected to all card slots and a second highway connected to a predetermined card slots. Each of all the card slots have a function of outputting first address setting signal signifying an initial time slot position of the card slots capable of using the first PCM highways. Each of the predetermined card slots, to which the second PCM highway is connected, has a function of outputting a second address setting signal signifying an initial time slot position of the card slots capable of the second PCM highway can use.
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