JPS5152802A - - Google Patents
Info
- Publication number
- JPS5152802A JPS5152802A JP50104461A JP10446175A JPS5152802A JP S5152802 A JPS5152802 A JP S5152802A JP 50104461 A JP50104461 A JP 50104461A JP 10446175 A JP10446175 A JP 10446175A JP S5152802 A JPS5152802 A JP S5152802A
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB37897/74A GB1522135A (en) | 1974-08-29 | 1974-08-29 | Stereophonic sound system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5152802A true JPS5152802A (US06633600-20031014-M00021.png) | 1976-05-10 |
| JPS5814799B2 JPS5814799B2 (ja) | 1983-03-22 |
Family
ID=10399782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50104461A Expired JPS5814799B2 (ja) | 1974-08-29 | 1975-08-28 | ステレオオンサイセイホウホウオヨビソウチ |
Country Status (6)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58147386U (ja) * | 1982-03-26 | 1983-10-04 | パイオニア株式会社 | ステレオ再生装置 |
| JPS5953000A (ja) * | 1982-09-21 | 1984-03-27 | Pioneer Electronic Corp | ステレオ再生装置 |
| JPS62186590U (US06633600-20031014-M00021.png) * | 1986-05-16 | 1987-11-27 |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2006583B (en) * | 1977-10-14 | 1982-04-28 | Dolby Lab Licensing Corp | Multi-channel sound systems |
| JPS54148501A (en) * | 1978-03-16 | 1979-11-20 | Akg Akustische Kino Geraete | Device for reproducing at least 2 channels acoustic events transmitted in room |
| US4352953A (en) * | 1978-09-11 | 1982-10-05 | Samuel Emmer | Multichannel non-discrete audio reproduction system |
| US4509184A (en) * | 1982-03-18 | 1985-04-02 | Pioneer Electronic Corporation | Stereo sound system |
| GB2130056B (en) * | 1982-11-15 | 1986-06-25 | Cbs Inc | Triphonic sound system |
| JPS6123898U (ja) * | 1984-07-20 | 1986-02-12 | 志都子 阿部 | 洋式トイレ簡易マツト |
| US4747142A (en) * | 1985-07-25 | 1988-05-24 | Tofte David A | Three-track sterophonic system |
| DK152478C (da) * | 1985-12-06 | 1988-07-25 | Ole Sparkjaer | Fremgangsmaade og kredsloeb til dekodning af fire kanalsignaler, som er matrixkodet og foreligger i form af et to-kanal signal |
| US4862502A (en) * | 1988-01-06 | 1989-08-29 | Lexicon, Inc. | Sound reproduction |
| US5136650A (en) * | 1991-01-09 | 1992-08-04 | Lexicon, Inc. | Sound reproduction |
| US6118876A (en) * | 1995-09-07 | 2000-09-12 | Rep Investment Limited Liability Company | Surround sound speaker system for improved spatial effects |
| US5930370A (en) * | 1995-09-07 | 1999-07-27 | Rep Investment Limited Liability | In-home theater surround sound speaker system |
| US5708719A (en) * | 1995-09-07 | 1998-01-13 | Rep Investment Limited Liability Company | In-home theater surround sound speaker system |
| US5677957A (en) * | 1995-11-13 | 1997-10-14 | Hulsebus; Alan | Audio circuit producing enhanced ambience |
| KR0175515B1 (ko) * | 1996-04-15 | 1999-04-01 | 김광호 | 테이블 조사 방식의 스테레오 구현 장치와 방법 |
| US5796844A (en) * | 1996-07-19 | 1998-08-18 | Lexicon | Multichannel active matrix sound reproduction with maximum lateral separation |
| US5870480A (en) * | 1996-07-19 | 1999-02-09 | Lexicon | Multichannel active matrix encoder and decoder with maximum lateral separation |
| US6624873B1 (en) | 1998-05-05 | 2003-09-23 | Dolby Laboratories Licensing Corporation | Matrix-encoded surround-sound channels in a discrete digital sound format |
| US7542815B1 (en) * | 2003-09-04 | 2009-06-02 | Akita Blue, Inc. | Extraction of left/center/right information from two-channel stereo sources |
| CN102017402B (zh) | 2007-12-21 | 2015-01-07 | Dts有限责任公司 | 用于调节音频信号的感知响度的系统 |
| JP4844622B2 (ja) * | 2008-12-05 | 2011-12-28 | ソニー株式会社 | 音量補正装置、音量補正方法、音量補正プログラムおよび電子機器、音響装置 |
| US8538042B2 (en) | 2009-08-11 | 2013-09-17 | Dts Llc | System for increasing perceived loudness of speakers |
| JP5852325B2 (ja) * | 2011-05-10 | 2016-02-03 | 日本放送協会 | 音像定位改善装置 |
| US9312829B2 (en) | 2012-04-12 | 2016-04-12 | Dts Llc | System for adjusting loudness of audio signals in real time |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2786894A (en) * | 1953-05-29 | 1957-03-26 | Rca Corp | Stereophonic sound and rerecording system |
| US2819348A (en) * | 1954-09-07 | 1958-01-07 | Bell Telephone Labor Inc | Stereophonic reproduction of sound |
| US3176072A (en) * | 1960-04-21 | 1965-03-30 | Muter Company | Stereophonic reproduction system |
| US3417203A (en) * | 1965-04-13 | 1968-12-17 | Dynaco Inc | Two-channel stereo system with derived center channel |
| US3646574A (en) * | 1970-05-25 | 1972-02-29 | Howard S Holzer | Compatible stereo generator |
-
1974
- 1974-08-29 GB GB37897/74A patent/GB1522135A/en not_active Expired
-
1975
- 1975-08-06 CA CA232,926A patent/CA1027053A/en not_active Expired
- 1975-08-08 NL NLAANVRAGE7509515,A patent/NL187093C/xx not_active IP Right Cessation
- 1975-08-11 US US05/603,670 patent/US4074083A/en not_active Expired - Lifetime
- 1975-08-18 DE DE2536682A patent/DE2536682C3/de not_active Expired
- 1975-08-18 DE DE2559593A patent/DE2559593C3/de not_active Expired
- 1975-08-28 JP JP50104461A patent/JPS5814799B2/ja not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58147386U (ja) * | 1982-03-26 | 1983-10-04 | パイオニア株式会社 | ステレオ再生装置 |
| JPS5953000A (ja) * | 1982-09-21 | 1984-03-27 | Pioneer Electronic Corp | ステレオ再生装置 |
| JPH0449320B2 (US06633600-20031014-M00021.png) * | 1982-09-21 | 1992-08-11 | Pioneer Electronic Corp | |
| JPS62186590U (US06633600-20031014-M00021.png) * | 1986-05-16 | 1987-11-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2559593C3 (de) | 1979-11-22 |
| NL187093B (nl) | 1990-12-17 |
| CA1027053A (en) | 1978-02-28 |
| GB1522135A (en) | 1978-08-23 |
| DE2536682B2 (de) | 1978-09-21 |
| NL187093C (nl) | 1991-05-16 |
| US4074083A (en) | 1978-02-14 |
| DE2536682A1 (de) | 1976-05-20 |
| DE2536682C3 (de) | 1979-05-17 |
| NL7509515A (nl) | 1976-03-02 |
| DE2559593B2 (de) | 1979-03-22 |
| DE2559593A1 (de) | 1977-05-12 |
| JPS5814799B2 (ja) | 1983-03-22 |
