JPS5320224Y2 - - Google Patents
Info
- Publication number
- JPS5320224Y2 JPS5320224Y2 JP1973091037U JP9103773U JPS5320224Y2 JP S5320224 Y2 JPS5320224 Y2 JP S5320224Y2 JP 1973091037 U JP1973091037 U JP 1973091037U JP 9103773 U JP9103773 U JP 9103773U JP S5320224 Y2 JPS5320224 Y2 JP S5320224Y2
- Authority
- JP
- Japan
- 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.)
- Expired
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
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973091037U JPS5320224Y2 (US07860544-20101228-C00003.png) | 1973-08-01 | 1973-08-01 | |
| US05/492,331 US3944941A (en) | 1973-08-01 | 1974-07-26 | Switching circuit for use with balanced transformerless amplifier |
| DE2436724A DE2436724C2 (de) | 1973-08-01 | 1974-07-30 | Verstärker-Ausgangsschaltung |
| GB3361674A GB1460066A (en) | 1973-08-01 | 1974-07-30 | Amplifier output switching circuits |
| AU71793/74A AU483204B2 (en) | 1973-08-01 | 1974-07-30 | Switching circuit for use with balanced transformerless amplifiers |
| CA206,061A CA1001958A (en) | 1973-08-01 | 1974-07-31 | Switching circuit for use with balanced transformerless amplifiers |
| NLAANVRAGE7410325,A NL182042C (nl) | 1973-08-01 | 1974-07-31 | Versterkeruitgangsschakeling. |
| IT7425862A IT1017817B (it) | 1973-08-01 | 1974-08-01 | Circuito di commutazione da usare con amplificatori bilanciati sen za trasformatore |
| FR7426783A FR2239809B1 (US07860544-20101228-C00003.png) | 1973-08-01 | 1974-08-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1973091037U JPS5320224Y2 (US07860544-20101228-C00003.png) | 1973-08-01 | 1973-08-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5037447U JPS5037447U (US07860544-20101228-C00003.png) | 1975-04-18 |
| JPS5320224Y2 true JPS5320224Y2 (US07860544-20101228-C00003.png) | 1978-05-27 |
Family
ID=14015293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1973091037U Expired JPS5320224Y2 (US07860544-20101228-C00003.png) | 1973-08-01 | 1973-08-01 |
Country Status (8)
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4179669A (en) * | 1978-06-05 | 1979-12-18 | Bose Corporation | Amplifying and equalizing |
| JPS58152181A (ja) * | 1982-02-23 | 1983-09-09 | ニユ−モ・コ−ポレ−シヨン | 自由ピストン機関ポンプシステム |
| JPS58148283A (ja) * | 1982-02-28 | 1983-09-03 | Akira Hibi | 圧液発生装置 |
| DE3341570A1 (de) * | 1983-11-17 | 1985-05-30 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth | Endstufenanordnung |
| JPS63136494U (US07860544-20101228-C00003.png) * | 1987-02-27 | 1988-09-07 | ||
| JPH0623119Y2 (ja) * | 1989-01-24 | 1994-06-15 | パイオニア株式会社 | サラウンド方式ステレオ再生装置 |
| US5181247A (en) * | 1990-07-23 | 1993-01-19 | Bose Corporation | Sound image enhancing |
| JP2714241B2 (ja) * | 1990-08-30 | 1998-02-16 | 三洋電機株式会社 | 増幅回路 |
| JP3359046B2 (ja) * | 1991-11-29 | 2002-12-24 | キヤノン株式会社 | 音声出力装置 |
| DE69314933T2 (de) * | 1993-02-24 | 1998-06-10 | St Microelectronics Srl | Selbstkonfigurierbarer Doppelbrückenverstärker |
| GB2310577A (en) * | 1996-02-24 | 1997-08-27 | Ford Motor Co | Automatic switching amplifier |
| EP0866638B1 (en) | 1997-03-10 | 2011-06-15 | Panasonic Corporation | Audiovisual amplifier |
| US7088827B1 (en) * | 1999-12-09 | 2006-08-08 | Broan-Nutone Llc | Reconfigurable speaker system |
| US7043033B1 (en) * | 2002-03-15 | 2006-05-09 | National Semiconductor Corporation | Mode control for audio amplifier coupling |
| JP2003319487A (ja) * | 2002-04-19 | 2003-11-07 | Thomson Licensing Sa | アコースティックサウンド再生装置 |
| EP1487100A1 (en) * | 2003-06-09 | 2004-12-15 | STMicroelectronics S.r.l. | Multi-channel power amplifier with channels independently self-configuring bridge or single-ended output, particulary for audio applications |
| EP1496611A1 (en) * | 2003-07-09 | 2005-01-12 | STMicroelectronics S.r.l. | Multi-channel power amplifier self-configuring to a bridge or single-ended output, particularly for audio applications |
| US8958575B2 (en) * | 2007-06-29 | 2015-02-17 | Qualcomm Incorporated | Amplifier with configurable DC-coupled or AC-coupled output |
| US8330539B2 (en) * | 2009-08-14 | 2012-12-11 | Nxp B.V. | Dynamic switchable mode dual bridge power amplifier |
| CN102340720A (zh) * | 2010-07-21 | 2012-02-01 | 鸿富锦精密工业（深圳）有限公司 | 接口电路及具有该接口电路的电子装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3026373A (en) * | 1958-04-30 | 1962-03-20 | Rca Corp | Dual feedback circuit for stereophonic audio-frequency signal amplifier systems |
| US3026378A (en) * | 1958-04-30 | 1962-03-20 | Rca Corp | Stereophonic audio-frequency signal amplifier systems |
| US3329772A (en) * | 1963-10-28 | 1967-07-04 | John H Farrell | Binaural simulator |
-
1973
- 1973-08-01 JP JP1973091037U patent/JPS5320224Y2/ja not_active Expired
-
1974
- 1974-07-26 US US05/492,331 patent/US3944941A/en not_active Expired - Lifetime
- 1974-07-30 DE DE2436724A patent/DE2436724C2/de not_active Expired
- 1974-07-30 GB GB3361674A patent/GB1460066A/en not_active Expired
- 1974-07-31 NL NLAANVRAGE7410325,A patent/NL182042C/xx not_active IP Right Cessation
- 1974-07-31 CA CA206,061A patent/CA1001958A/en not_active Expired
- 1974-08-01 IT IT7425862A patent/IT1017817B/it active
- 1974-08-01 FR FR7426783A patent/FR2239809B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5037447U (US07860544-20101228-C00003.png) | 1975-04-18 |
| NL7410325A (nl) | 1975-02-04 |
| US3944941A (en) | 1976-03-16 |
| AU7179374A (en) | 1976-02-05 |
| FR2239809B1 (US07860544-20101228-C00003.png) | 1979-08-03 |
| NL182042B (nl) | 1987-07-16 |
| FR2239809A1 (US07860544-20101228-C00003.png) | 1975-02-28 |
| DE2436724C2 (de) | 1983-04-28 |
| IT1017817B (it) | 1977-08-10 |
| CA1001958A (en) | 1976-12-21 |
| GB1460066A (en) | 1976-12-31 |
| DE2436724A1 (de) | 1975-02-13 |
| NL182042C (nl) | 1987-12-16 |
