Channel division control equipment of the ISDN primary rate interface circuit
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United States of America Patent
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Jan 14, 2003
Issued Date -
N/A
app pub date -
Jun 1, 2000
filing date -
Aug 29, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An ISDN primary rate interface circuit having a plurality of communication channels, includes a channel division controller. According to predetermined conditions, the channel division controller selects a communication channel out of the plurality of communication channels when generating or receiving a call. The channel division controller provides private branch exchange by enabling allocation of the selected communication channel to an extension group according to a predetermined condition when generating or receiving the call.
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