Method and apparatus to connect echo cancellers for telephone links,申请号EP19960106925-传众专利搜索

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发明名称	Method and apparatus to connect echo cancellers for telephone links
摘要	Bei einem Verfahren und einer Einrichtung zur Echokompensatorenanschaltung für Fernsprechverbindungen in einem Telekommunikationsnetz, das eine Mehrzahl von Netzgruppen (10) mit jeweils mindestens einem Fernknoten (12) und einer Mehrzahl von Teilnehmerstellen (14) hat, die mit dem Fernknoten (12) über Netzgruppenleitungen (18) verbunden sind, wobei die Größe der Netzgruppen (10) so gewählt ist, daß bei den innerhalb einer Netzgruppe (10) maximal auftretenden Signallaufzeiten eine Echokompensation nicht erforderlich ist, und wobei die Fernknoten (12) verschiedener Netzgruppen (10) durch Fernleitungen (20) miteinander verbunden sind, wird bei Aufbau einer Fernsprechverbindung zwischen zwei Netzgruppen (10) in dem jeweiligen Fernknoten (12) der Ursprungsnetzgruppe und der Zielnetzgruppe ein Echokompensator (22) in die Verbindung eingeschleift. <IMAGE>
申请公布号	EP0742648(A2)	申请公布日期	1996.11.13
申请号	EP19960106925	申请日期	1996.05.02
申请人	SIEMENS AKTIENGESELLSCHAFT	发明人	EDLINGER, HELMUT, ING.;MUELLER, HANS-PETER, DIPL.-ING.
分类号	H04B3/23;H04M3/00;H04M7/00;H04Q3/00;(IPC1-7):H04B3/23	主分类号	H04B3/23
代理机构		代理人
主权项
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