FI915198A0 - Förfarande för att förhindra divergering av en adaptiv ekosläckare i ett brusigt signalområde - Google Patents
Förfarande för att förhindra divergering av en adaptiv ekosläckare i ett brusigt signalområdeInfo
- Publication number
- FI915198A0 FI915198A0 FI915198A FI915198A FI915198A0 FI 915198 A0 FI915198 A0 FI 915198A0 FI 915198 A FI915198 A FI 915198A FI 915198 A FI915198 A FI 915198A FI 915198 A0 FI915198 A0 FI 915198A0
- Authority
- FI
- Finland
- Prior art keywords
- echo
- signal range
- preventing
- noisy signal
- adaptive echo
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
- H04B3/23—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Exhaust Silencers (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Filters That Use Time-Delay Elements (AREA)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI915198A FI97657C (sv) | 1991-11-04 | 1991-11-04 | Förfarande för att förhindra divergering av en adaptiv ekosläckare i ett brusigt signalområde |
ES92922704T ES2113440T3 (es) | 1991-11-04 | 1992-10-28 | Metodo para impedir la divergencia de un cancelador de eco adaptivo en un ambiente de señal con ruido. |
AU28903/92A AU657372B2 (en) | 1991-11-04 | 1992-10-28 | A method of preventing a divergence of an adaptive echo canceller in a noisy signal environment |
AT92922704T ATE164035T1 (de) | 1991-11-04 | 1992-10-28 | Verfahren zur vermeidung der divergenz eines adaptiven echokompensators in einer rauschbehafteten signalumgebung |
PCT/FI1992/000285 WO1993009608A1 (en) | 1991-11-04 | 1992-10-28 | A method of preventing a divergence of an adaptive echo canceller in a noisy signal environment |
DE69224735T DE69224735T2 (de) | 1991-11-04 | 1992-10-28 | Verfahren zur vermeidung der divergenz eines adaptiven echokompensators in einer rauschbehafteten signalumgebung |
DK92922704.9T DK0565686T3 (da) | 1991-11-04 | 1992-10-28 | Fremgangsmåde til at forhindre divergens af en adaptiv ekkoundertrykker i et støjfyldt signalmiljø |
EP92922704A EP0565686B1 (en) | 1991-11-04 | 1992-10-28 | A method of preventing a divergence of an adaptive echo canceller in a noisy signal environment |
JP5505822A JPH06503456A (ja) | 1991-11-04 | 1992-10-28 | ノイズ信号の環境における適応性エコーキャンセラーの発散防止方法 |
NO932188A NO304865B1 (no) | 1991-11-04 | 1993-06-14 | FremgangsmÕte for Õ styre en adapsjon av en adaptiv ekkosperre til en ekkobane i omgivelser med signalst°y |
US08/387,619 US5477535A (en) | 1991-11-04 | 1995-02-13 | Method of preventing a divergence of an adaptive echo canceller in a noisy signal environment |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI915198A FI97657C (sv) | 1991-11-04 | 1991-11-04 | Förfarande för att förhindra divergering av en adaptiv ekosläckare i ett brusigt signalområde |
FI915198 | 1991-11-04 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI915198A0 true FI915198A0 (sv) | 1991-11-04 |
FI915198A FI915198A (sv) | 1993-05-05 |
FI97657B FI97657B (sv) | 1996-10-15 |
FI97657C FI97657C (sv) | 1997-01-27 |
Family
ID=8533424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI915198A FI97657C (sv) | 1991-11-04 | 1991-11-04 | Förfarande för att förhindra divergering av en adaptiv ekosläckare i ett brusigt signalområde |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0565686B1 (sv) |
JP (1) | JPH06503456A (sv) |
AT (1) | ATE164035T1 (sv) |
AU (1) | AU657372B2 (sv) |
DE (1) | DE69224735T2 (sv) |
DK (1) | DK0565686T3 (sv) |
ES (1) | ES2113440T3 (sv) |
FI (1) | FI97657C (sv) |
NO (1) | NO304865B1 (sv) |
WO (1) | WO1993009608A1 (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994015549A1 (en) * | 1992-12-30 | 1994-07-21 | Schneider (Usa) Inc. | Apparatus for deploying body implantable stents |
SE505152C2 (sv) * | 1995-10-11 | 1997-07-07 | Ericsson Telefon Ab L M | Adaptivt ekosläckningsförfarande |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6053336A (ja) * | 1983-09-02 | 1985-03-27 | Nec Corp | 反響消去装置 |
US4645883A (en) * | 1984-05-09 | 1987-02-24 | Communications Satellite Corporation | Double talk and line noise detector for a echo canceller |
US4712235A (en) * | 1984-11-19 | 1987-12-08 | International Business Machines Corporation | Method and apparatus for improved control and time sharing of an echo canceller |
-
1991
- 1991-11-04 FI FI915198A patent/FI97657C/sv active
-
1992
- 1992-10-28 EP EP92922704A patent/EP0565686B1/en not_active Expired - Lifetime
- 1992-10-28 WO PCT/FI1992/000285 patent/WO1993009608A1/en active IP Right Grant
- 1992-10-28 ES ES92922704T patent/ES2113440T3/es not_active Expired - Lifetime
- 1992-10-28 AU AU28903/92A patent/AU657372B2/en not_active Ceased
- 1992-10-28 JP JP5505822A patent/JPH06503456A/ja active Pending
- 1992-10-28 DE DE69224735T patent/DE69224735T2/de not_active Expired - Fee Related
- 1992-10-28 DK DK92922704.9T patent/DK0565686T3/da active
- 1992-10-28 AT AT92922704T patent/ATE164035T1/de not_active IP Right Cessation
-
1993
- 1993-06-14 NO NO932188A patent/NO304865B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATE164035T1 (de) | 1998-03-15 |
FI97657C (sv) | 1997-01-27 |
DK0565686T3 (da) | 1998-05-11 |
NO932188L (no) | 1993-09-01 |
AU657372B2 (en) | 1995-03-09 |
EP0565686B1 (en) | 1998-03-11 |
DE69224735T2 (de) | 1998-10-01 |
EP0565686A1 (en) | 1993-10-20 |
NO304865B1 (no) | 1999-02-22 |
FI915198A (sv) | 1993-05-05 |
ES2113440T3 (es) | 1998-05-01 |
FI97657B (sv) | 1996-10-15 |
DE69224735D1 (de) | 1998-04-16 |
JPH06503456A (ja) | 1994-04-14 |
NO932188D0 (no) | 1993-06-14 |
AU2890392A (en) | 1993-06-07 |
WO1993009608A1 (en) | 1993-05-13 |
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Legal Events
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BB | Publication of examined application |