发明名称 |
METHOD AND SYSTEM FOR PROVIDING TELEPHONY SERVICES VIA DSL |
摘要 |
A method and system for providing telephony services utilizes an emulated telephone channel within an allocated portion of digital subscriber line bandwidth (step 136). The digital subscriber line connects to a packet switched network, and embodiments of the present invention derive telephone services over the digital subscriber line by utilizing a portion of the available bandwidth to emulate one or more telephone channels (step 138).
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申请公布号 |
WO0073741(A1) |
申请公布日期 |
2000.12.07 |
申请号 |
WO2000US10956 |
申请日期 |
2000.04.24 |
申请人 |
U S WEST, INC. |
发明人 |
PHILLIPS, BRUCE, A.;KUNG, DARWEI;FINK, RICHARD, H. |
分类号 |
H04J3/16;H04L12/56;H04L12/64;H04Q11/04;(IPC1-7):G01C15/00;H04L12/28;H04L12/66;H04J3/22 |
主分类号 |
H04J3/16 |
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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