发明名称 |
Reduced symbol rate handshake signaling in ADSL systems |
摘要 |
In an asynchronous digital subscriber line (ADSL) system comprising a central office High Speed ADSL Terminating Unit (HSTU-C) in bi-directional discrete multitone (DMT) communication with a remote High Speed ADSL Terminating Unit (HSTU-R), a method for improving handshake detection is provided by the present invention. The method comprises transmitting handshake signaling from the HSTU-C to the HSTU-R via a first subset of carrier sets at a first symbol rate and transmitting handshake signaling from the HSTU-C to the HSTU-R via a second subset of carrier sets at a second symbol rate, the second symbol rate being less than the first symbol rate.
|
申请公布号 |
US2004174903(A1) |
申请公布日期 |
2004.09.09 |
申请号 |
US20030626771 |
申请日期 |
2003.07.25 |
申请人 |
DUVAUT PATRICK;SORBARA MASSIMO;ALLOIN LAURENT FRANCIS;KLEEWEIN PETER;KLEEWEIN WOLFGANG |
发明人 |
DUVAUT PATRICK;SORBARA MASSIMO;ALLOIN LAURENT FRANCIS;KLEEWEIN PETER;KLEEWEIN WOLFGANG |
分类号 |
H04J11/00;H04J3/16;H04L5/14;H04L12/66;H04L25/03;H04L27/26;(IPC1-7):H04J3/16 |
主分类号 |
H04J11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|