Telecommunication system, method and subscriber unit for use therein
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United States of America Patent
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Oct 24, 2006
Issued Date -
N/A
app pub date -
Dec 21, 2001
filing date -
Jul 20, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A telecommunication system includes a digital switch, a local loop coupling the digital switch to a subscriber location, wherein a segment of the local loop includes copper twisted pair and wherein an asymmetrical digital subscriber line is carried by the local loop, the asymmetrical digital subscriber line including a plurality of data packets capable of carrying a plurality of derived digital telephone lines. The telecommunication system further includes a subscriber unit coupled to the asymmetrical digital subscriber line. The subscriber unit monitors the content of at least one of the plurality of data packets, receives an off-hook signal in response to an action of a user, and initiates a first derived digital telephone line of the plurality of derived digital telephone lines in response to the off-hook signal.
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