NO304865B1 - FremgangsmÕte for Õ styre en adapsjon av en adaptiv ekkosperre til en ekkobane i omgivelser med signalst°y - Google Patents

FremgangsmÕte for Õ styre en adapsjon av en adaptiv ekkosperre til en ekkobane i omgivelser med signalst°y

Info

Publication number
NO304865B1
NO304865B1 NO932188A NO932188A NO304865B1 NO 304865 B1 NO304865 B1 NO 304865B1 NO 932188 A NO932188 A NO 932188A NO 932188 A NO932188 A NO 932188A NO 304865 B1 NO304865 B1 NO 304865B1
Authority
NO
Norway
Prior art keywords
echo
echo path
path
barrier
adaptive
Prior art date
Application number
NO932188A
Other languages
English (en)
Norwegian (no)
Other versions
NO932188L (no
NO932188D0 (no
Inventor
Heimo Lohdemoki
Original Assignee
Nokia Telecommunications Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Publication of NO932188D0 publication Critical patent/NO932188D0/no
Publication of NO932188L publication Critical patent/NO932188L/no
Publication of NO304865B1 publication Critical patent/NO304865B1/no

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)
NO932188A 1991-11-04 1993-06-14 FremgangsmÕte for Õ styre en adapsjon av en adaptiv ekkosperre til en ekkobane i omgivelser med signalst°y NO304865B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI915198A FI97657C (fi) 1991-11-04 1991-11-04 Menetelmä adaptiivisen kaiunpoistajan divergoinnin estämiseksi kohinaisessa signaaliympäristössä
PCT/FI1992/000285 WO1993009608A1 (fr) 1991-11-04 1992-10-28 Procede permettant d'eviter la divergence d'un suppresseur d'echo adaptatif dans un environnement de signal bruyant

Publications (3)

Publication Number Publication Date
NO932188D0 NO932188D0 (no) 1993-06-14
NO932188L NO932188L (no) 1993-09-01
NO304865B1 true NO304865B1 (no) 1999-02-22

Family

ID=8533424

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (10)

Country Link
EP (1) EP0565686B1 (fr)
JP (1) JPH06503456A (fr)
AT (1) ATE164035T1 (fr)
AU (1) AU657372B2 (fr)
DE (1) DE69224735T2 (fr)
DK (1) DK0565686T3 (fr)
ES (1) ES2113440T3 (fr)
FI (1) FI97657C (fr)
NO (1) NO304865B1 (fr)
WO (1) WO1993009608A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994015549A1 (fr) * 1992-12-30 1994-07-21 Schneider (Usa) Inc. Appareil de deploiement d'extenseurs implantables
SE505152C2 (sv) * 1995-10-11 1997-07-07 Ericsson Telefon Ab L M Adaptivt ekosläckningsförfarande

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
ATE164035T1 (de) 1998-03-15
FI97657C (fi) 1997-01-27
DK0565686T3 (da) 1998-05-11
NO932188L (no) 1993-09-01
AU657372B2 (en) 1995-03-09
EP0565686B1 (fr) 1998-03-11
DE69224735T2 (de) 1998-10-01
EP0565686A1 (fr) 1993-10-20
FI915198A0 (fi) 1991-11-04
FI915198A (fi) 1993-05-05
ES2113440T3 (es) 1998-05-01
FI97657B (fi) 1996-10-15
DE69224735D1 (de) 1998-04-16
JPH06503456A (ja) 1994-04-14
NO932188D0 (no) 1993-06-14
AU2890392A (en) 1993-06-07
WO1993009608A1 (fr) 1993-05-13

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Legal Events

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MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN APRIL 2003