发明名称 |
Multiple channel system for a twisted pair telephone wire local loop system |
摘要 |
The system ( 50 ) has a subscriber digital filter system ( 54 )connected to the twisted pair telephone wire ( 56 ). A subscriber controller ( 52 ) sends control signals to the subscriber digital filter system ( 54 ). An office digital filter system ( 58 ) is connected to the twisted pair telephone wire ( 56 ). An office controller ( 60 ) sends control signals to the office digital filter system ( 58 ).
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申请公布号 |
US2005123002(A1) |
申请公布日期 |
2005.06.09 |
申请号 |
US20030717102 |
申请日期 |
2003.11.19 |
申请人 |
SKEBA PHILLIP G.;HALLING DALE B.;LEDBETTER NELSON L.;FOLDS EDWARD R.;STARR THOMAS J.J. |
发明人 |
SKEBA PHILLIP G.;HALLING DALE B.;LEDBETTER NELSON L.;FOLDS EDWARD R.;STARR THOMAS J.J. |
分类号 |
H04J1/12;H04L27/26;(IPC1-7):H04L12/28 |
主分类号 |
H04J1/12 |
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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