EP 1236340 A1 20020904 - ECHO CANCELLER IN A COMMUNICATION SYSTEM AT A TERMINAL
Title (en)
ECHO CANCELLER IN A COMMUNICATION SYSTEM AT A TERMINAL
Title (de)
ENDGERÄTBASIERTER ECHOKOMPENSATOR IN EINEM NACHRICHTENÜBERTRAGUNGSSYSTEM
Title (fr)
ANNULEUR D'ECHO DANS UN SYSTEME DE COMMUNICATION AU NIVEAU D'UN TERMINAL
Publication
Application
Priority
- FR 0003450 W 20001208
- FR 9915643 A 19991209
Abstract (en)
[origin: WO0143413A1] The invention concerns a device for processing echo in a communication system at a terminal comprising a first transducer (4) and a second transducer (5), said echo processing device (1, 101, 201) itself including an adaptive echo cancelling device (3, 103, 203). The invention is characterised in that said echo processing device comprises a device (2. 102, 202) processing residual echo at the output of said adaptive echo cancelling device (3, 103, 203).
IPC 1-7
IPC 8 full level
H04B 3/23 (2006.01); H04M 1/60 (2006.01); H04M 9/00 (2006.01); H04M 9/08 (2006.01); H04R 3/02 (2006.01)
CPC (source: EP US)
H04M 9/082 (2013.01 - EP US)
Citation (search report)
See references of WO 0143413A1
Designated contracting state (EPC)
DE GB IT
DOCDB simple family (publication)
WO 0143413 A1 20010614; CA 2394370 A1 20010614; EP 1236340 A1 20020904; FR 2802375 A1 20010615; FR 2802375 B1 20020920; IL 149187 A0 20021110; JP 2003516673 A 20030513; US 2003099349 A1 20030529; US 7023986 B2 20060404
DOCDB simple family (application)
FR 0003450 W 20001208; CA 2394370 A 20001208; EP 00990039 A 20001208; FR 9915643 A 19991209; IL 14918700 A 20001208; JP 2001542992 A 20001208; US 14902702 A 20021025