BE862083A - Disposition de circuit pour eviter les accrochages - Google Patents
Disposition de circuit pour eviter les accrochagesInfo
- Publication number
- BE862083A BE862083A BE183648A BE183648A BE862083A BE 862083 A BE862083 A BE 862083A BE 183648 A BE183648 A BE 183648A BE 183648 A BE183648 A BE 183648A BE 862083 A BE862083 A BE 862083A
- Authority
- BE
- Belgium
- Prior art keywords
- snapshots
- avoid
- circuit layout
- layout
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Amplifiers (AREA)
- Mechanical Operated Clutches (AREA)
- Telephone Function (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2659028A DE2659028C3 (de) | 1976-12-27 | 1976-12-27 | Schaltungsanordnung zum Verhindern von Rückkopplungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE862083A true BE862083A (fr) | 1978-04-14 |
Family
ID=5996757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE183648A BE862083A (fr) | 1976-12-27 | 1977-12-20 | Disposition de circuit pour eviter les accrochages |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4165445A (fr) |
| JP (1) | JPS5382202A (fr) |
| AT (1) | AT352808B (fr) |
| BE (1) | BE862083A (fr) |
| CA (1) | CA1096523A (fr) |
| CH (1) | CH627602A5 (fr) |
| DE (1) | DE2659028C3 (fr) |
| DK (1) | DK145030C (fr) |
| ES (1) | ES466019A1 (fr) |
| FI (1) | FI773579A (fr) |
| FR (1) | FR2375786A1 (fr) |
| GB (1) | GB1552089A (fr) |
| GR (1) | GR66081B (fr) |
| IE (1) | IE45954B1 (fr) |
| IT (1) | IT1117011B (fr) |
| LU (1) | LU78771A1 (fr) |
| NL (1) | NL7713448A (fr) |
| NO (1) | NO143777C (fr) |
| PT (1) | PT67379B (fr) |
| SE (1) | SE7714625L (fr) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2952122A1 (de) * | 1979-12-22 | 1981-06-25 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Schaltungsanordnung fuer sprachgesteuerte freisprechgeraete |
| JPS5797262A (en) * | 1980-12-09 | 1982-06-16 | Nippon Telegr & Teleph Corp <Ntt> | Loud speaker telephone set system |
| GB2137049B (en) * | 1983-03-15 | 1986-05-14 | Standard Telephones Cables Ltd | Handsfree telephone |
| US4975963A (en) * | 1983-08-01 | 1990-12-04 | Zvie Liberman | Muting circuit |
| GB2174578B (en) * | 1985-05-04 | 1988-11-09 | Stc Plc | Loud speaking telephone |
| WO1991020134A1 (fr) * | 1990-06-13 | 1991-12-26 | Sabine Musical Manufacturing Company, Inc. | Procede et appareil de filtrage adaptatif de frequence de resonance audio |
| US5206913A (en) * | 1991-02-15 | 1993-04-27 | Lectrosonics, Inc. | Method and apparatus for logic controlled microphone equalization |
| DE4130045A1 (de) * | 1991-09-10 | 1993-03-18 | Standard Elektrik Lorenz Ag | Schaltungsanordnung zur dynamiksteuerung eines sprachendgeraetes |
| JP3235925B2 (ja) * | 1993-11-19 | 2001-12-04 | 松下電器産業株式会社 | ハウリング抑制装置 |
| JP3454005B2 (ja) * | 1996-04-03 | 2003-10-06 | 松下電器産業株式会社 | スピーカ装置および音響再生装置 |
| US6584204B1 (en) | 1997-12-11 | 2003-06-24 | The Regents Of The University Of California | Loudspeaker system with feedback control for improved bandwidth and distortion reduction |
| US7613529B1 (en) | 2000-09-09 | 2009-11-03 | Harman International Industries, Limited | System for eliminating acoustic feedback |
| JP7467422B2 (ja) * | 2018-09-07 | 2024-04-15 | ドルビー ラボラトリーズ ライセンシング コーポレイション | メディア補償パススルーデバイスにおける動的環境オーバレイ不安定性の検出と抑制 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3296373A (en) * | 1962-04-30 | 1967-01-03 | Tdk Electronics Co Ltd | Automatic sound volume controller |
| US3934085A (en) * | 1973-03-28 | 1976-01-20 | Television Research Limited | Audio amplifier systems |
| FR2255762B1 (fr) * | 1973-12-21 | 1976-07-23 | Ibm France | |
| HU169185B (fr) * | 1974-06-05 | 1976-10-28 | ||
| CA996692A (en) * | 1974-12-12 | 1976-09-07 | Russell W. Brown | Digital control of a loudspeaking telephone system |
-
1976
- 1976-12-27 DE DE2659028A patent/DE2659028C3/de not_active Expired
-
1977
- 1977-11-25 FI FI773579A patent/FI773579A/fi not_active Application Discontinuation
- 1977-12-05 NL NL7713448A patent/NL7713448A/xx not_active Application Discontinuation
- 1977-12-07 PT PT67379A patent/PT67379B/pt unknown
- 1977-12-08 GB GB51176/77A patent/GB1552089A/en not_active Expired
- 1977-12-09 AT AT883177A patent/AT352808B/de not_active IP Right Cessation
- 1977-12-14 FR FR7737654A patent/FR2375786A1/fr not_active Withdrawn
- 1977-12-16 CA CA293,226A patent/CA1096523A/fr not_active Expired
- 1977-12-20 BE BE183648A patent/BE862083A/fr unknown
- 1977-12-21 IE IE2595/77A patent/IE45954B1/en unknown
- 1977-12-21 US US05/862,673 patent/US4165445A/en not_active Expired - Lifetime
- 1977-12-22 NO NO774413A patent/NO143777C/no unknown
- 1977-12-22 GR GR55029A patent/GR66081B/el unknown
- 1977-12-22 SE SE7714625A patent/SE7714625L/ not_active Application Discontinuation
- 1977-12-22 IT IT12889/77A patent/IT1117011B/it active
- 1977-12-23 JP JP15545677A patent/JPS5382202A/ja active Pending
- 1977-12-23 DK DK579677A patent/DK145030C/da active
- 1977-12-23 LU LU78771A patent/LU78771A1/xx unknown
- 1977-12-27 ES ES466019A patent/ES466019A1/es not_active Expired
- 1977-12-27 CH CH1605277A patent/CH627602A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2659028C3 (de) | 1979-05-31 |
| ES466019A1 (es) | 1978-10-01 |
| CA1096523A (fr) | 1981-02-24 |
| DE2659028A1 (de) | 1978-06-29 |
| LU78771A1 (fr) | 1978-04-17 |
| NO774413L (no) | 1978-06-28 |
| CH627602A5 (de) | 1982-01-15 |
| DK579677A (da) | 1978-06-28 |
| DK145030B (da) | 1982-08-02 |
| FI773579A (fi) | 1978-06-28 |
| NL7713448A (nl) | 1978-06-29 |
| AT352808B (de) | 1979-10-10 |
| SE7714625L (sv) | 1978-06-28 |
| US4165445A (en) | 1979-08-21 |
| FR2375786A1 (fr) | 1978-07-21 |
| IT1117011B (it) | 1986-02-10 |
| ATA883177A (de) | 1979-03-15 |
| PT67379B (de) | 1979-05-18 |
| PT67379A (de) | 1978-01-01 |
| NO143777C (no) | 1981-04-08 |
| JPS5382202A (en) | 1978-07-20 |
| DE2659028B2 (de) | 1978-10-05 |
| IE45954B1 (en) | 1983-01-12 |
| GB1552089A (en) | 1979-09-05 |
| GR66081B (fr) | 1981-01-15 |
| IE45954L (en) | 1978-06-27 |
| NO143777B (no) | 1980-12-29 |
| DK145030C (da) | 1983-01-03 |
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