发明名称 |
Digital bidirectional transmission system with echo-cancellation. |
摘要 |
<p>A system is provided which allows simultaneous interchange of digital information between exchange and subscribers on a single transmission line.</p><p>Data flows are transmitted by packets separated by short silence intervals within which clock signals are extracted and echo-canceller adjusting is attained. Use of an adaptive equalizer and a single sampling operation per sampling period are possible (Figure 2).</p> |
申请公布号 |
EP0156348(A2) |
申请公布日期 |
1985.10.02 |
申请号 |
EP19850103513 |
申请日期 |
1985.03.25 |
申请人 |
CSELT CENTRO STUDI E LABORATORI TELECOMUNICAZIONI S.P.A. |
发明人 |
MOGAVERO BRUNO, CARLO;PANAROTTO, GIANFRANCO;TOFANELLI, ADLER |
分类号 |
H04B3/03;H04B3/23;H04L5/14;(IPC1-7):H04L5/14 |
主分类号 |
H04B3/03 |
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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