发明名称 |
Telecommunication system, method and subscriber unit for use therein |
摘要 |
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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申请公布号 |
US2002110115(A1) |
申请公布日期 |
2002.08.15 |
申请号 |
US20010036861 |
申请日期 |
2001.12.21 |
申请人 |
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发明人 |
GORMAN MICHAEL GEORGE;BOSSEMEYER ROBERT WESLEY;PICKARD MICHAEL STEVEN;KAGAN DENISE VIOLETTA;GOERING SCOTT CHRISTOPHER;STUCKMAN BRUCE EDWARD;TISIKER MICHAEL;NEUMANN JEFFREY;ORWICK DAVID |
分类号 |
H04M1/253;H04M1/56;H04M1/57;H04M1/723;H04M7/00;(IPC1-7):H04L12/66;H04L12/28 |
主分类号 |
H04M1/253 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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