AU6862200A - Suppression of residual acoustic echo - Google Patents
Suppression of residual acoustic echoInfo
- Publication number
- AU6862200A AU6862200A AU68622/00A AU6862200A AU6862200A AU 6862200 A AU6862200 A AU 6862200A AU 68622/00 A AU68622/00 A AU 68622/00A AU 6862200 A AU6862200 A AU 6862200A AU 6862200 A AU6862200 A AU 6862200A
- Authority
- AU
- Australia
- Prior art keywords
- suppression
- acoustic echo
- residual acoustic
- residual
- echo
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
- H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39069799A | 1999-09-07 | 1999-09-07 | |
US09390697 | 1999-09-07 | ||
PCT/IL2000/000527 WO2001019062A1 (en) | 1999-09-07 | 2000-09-04 | Suppression of residual acoustic echo |
Publications (1)
Publication Number | Publication Date |
---|---|
AU6862200A true AU6862200A (en) | 2001-04-10 |
Family
ID=23543548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU68622/00A Abandoned AU6862200A (en) | 1999-09-07 | 2000-09-04 | Suppression of residual acoustic echo |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU6862200A (en) |
DE (1) | DE10084970T1 (en) |
GB (1) | GB2369001A (en) |
WO (1) | WO2001019062A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7027591B2 (en) | 2002-10-16 | 2006-04-11 | Ericsson Inc. | Integrated noise cancellation and residual echo suppression |
CN101046965B (en) * | 2006-03-27 | 2010-05-12 | 华为技术有限公司 | Method for generating comfortable noise in echo removing |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5016271A (en) * | 1989-05-30 | 1991-05-14 | At&T Bell Laboratories | Echo canceler-suppressor speakerphone |
US5157653A (en) * | 1990-08-03 | 1992-10-20 | Coherent Communications Systems Corp. | Residual echo elimination with proportionate noise injection |
US5307405A (en) * | 1992-09-25 | 1994-04-26 | Qualcomm Incorporated | Network echo canceller |
US5937060A (en) * | 1996-02-09 | 1999-08-10 | Texas Instruments Incorporated | Residual echo suppression |
US5835486A (en) * | 1996-07-11 | 1998-11-10 | Dsc/Celcore, Inc. | Multi-channel transcoder rate adapter having low delay and integral echo cancellation |
US6052462A (en) * | 1997-07-10 | 2000-04-18 | Tellabs Operations, Inc. | Double talk detection and echo control circuit |
-
2000
- 2000-09-04 WO PCT/IL2000/000527 patent/WO2001019062A1/en active Application Filing
- 2000-09-04 DE DE10084970T patent/DE10084970T1/en not_active Withdrawn
- 2000-09-04 AU AU68622/00A patent/AU6862200A/en not_active Abandoned
- 2000-09-04 GB GB0203162A patent/GB2369001A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB0203162D0 (en) | 2002-03-27 |
DE10084970T1 (en) | 2002-11-21 |
WO2001019062A1 (en) | 2001-03-15 |
GB2369001A (en) | 2002-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |