DE3687836D1 - Mehrkanalstereowiedergabeapparat. - Google Patents
Mehrkanalstereowiedergabeapparat.Info
- Publication number
- DE3687836D1 DE3687836D1 DE8686906934T DE3687836T DE3687836D1 DE 3687836 D1 DE3687836 D1 DE 3687836D1 DE 8686906934 T DE8686906934 T DE 8686906934T DE 3687836 T DE3687836 T DE 3687836T DE 3687836 D1 DE3687836 D1 DE 3687836D1
- Authority
- DE
- Germany
- Prior art keywords
- channel stereo
- stereo player
- player
- channel
- stereo
- Prior art date
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- 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
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60263158A JPS62122500A (ja) | 1985-11-22 | 1985-11-22 | マルチチヤンネルステレオ再生装置 |
PCT/JP1986/000588 WO1987003449A1 (en) | 1985-11-22 | 1986-11-18 | Multi-channel stereo reproducing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3687836D1 true DE3687836D1 (de) | 1993-04-01 |
DE3687836T2 DE3687836T2 (de) | 1993-07-22 |
Family
ID=17385595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686906934T Expired - Fee Related DE3687836T2 (de) | 1985-11-22 | 1986-11-18 | Mehrkanalstereowiedergabeapparat. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4807217A (de) |
EP (1) | EP0249640B1 (de) |
JP (1) | JPS62122500A (de) |
KR (1) | KR950008651B1 (de) |
AU (1) | AU595845B2 (de) |
DE (1) | DE3687836T2 (de) |
HK (1) | HK95895A (de) |
WO (1) | WO1987003449A1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63183495A (ja) * | 1987-01-27 | 1988-07-28 | ヤマハ株式会社 | 音場制御装置 |
EP0323830B1 (de) * | 1988-01-06 | 1995-03-29 | LucasArts Entertainment Company | Räumliches Schallwiedergabesystem |
US5222059A (en) * | 1988-01-06 | 1993-06-22 | Lucasfilm Ltd. | Surround-sound system with motion picture soundtrack timbre correction, surround sound channel timbre correction, defined loudspeaker directionality, and reduced comb-filter effects |
US5043970A (en) * | 1988-01-06 | 1991-08-27 | Lucasarts Entertainment Company | Sound system with source material and surround timbre response correction, specified front and surround loudspeaker directionality, and multi-loudspeaker surround |
JPH01126700U (de) * | 1988-02-12 | 1989-08-30 | ||
JPH0228200U (de) * | 1988-08-12 | 1990-02-23 | ||
KR910008762B1 (ko) * | 1988-12-07 | 1991-10-19 | 삼성전자 주식회사 | 4채널 서라운드 사운드 발생회로 |
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 |
US5594800A (en) * | 1991-02-15 | 1997-01-14 | Trifield Productions Limited | Sound reproduction system having a matrix converter |
JPH08502867A (ja) * | 1992-10-29 | 1996-03-26 | ウィスコンシン アラムニ リサーチ ファンデーション | 指向性音を作る方法及び装置 |
NL9401860A (nl) * | 1994-11-08 | 1996-06-03 | Duran Bv | Luidsprekersysteem met bestuurde richtinggevoeligheid. |
US5708719A (en) * | 1995-09-07 | 1998-01-13 | Rep Investment Limited Liability Company | In-home theater surround sound speaker system |
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 |
US5850455A (en) * | 1996-06-18 | 1998-12-15 | Extreme Audio Reality, Inc. | Discrete dynamic positioning of audio signals in a 360° environment |
US6154549A (en) * | 1996-06-18 | 2000-11-28 | Extreme Audio Reality, Inc. | Method and apparatus for providing sound in a spatial environment |
US6198826B1 (en) * | 1997-05-19 | 2001-03-06 | Qsound Labs, Inc. | Qsound surround synthesis from stereo |
JP3573981B2 (ja) * | 1998-11-17 | 2004-10-06 | パイオニア株式会社 | オーディオ信号処理用集積回路 |
US6925426B1 (en) | 2000-02-22 | 2005-08-02 | Board Of Trustees Operating Michigan State University | Process for high fidelity sound recording and reproduction of musical sound |
AUPQ938000A0 (en) * | 2000-08-14 | 2000-09-07 | Moorthy, Surya | Method and system for recording and reproduction of binaural sound |
EP2678373B1 (de) * | 2011-02-22 | 2014-11-05 | Basf Se | Polymere basierend auf glycerincarbonat und einem amin |
CN104269165A (zh) * | 2014-09-10 | 2015-01-07 | 韩熠 | 吉他数字延时效果器 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49120201U (de) * | 1972-09-25 | 1974-10-15 | ||
JPS5190901U (de) * | 1975-01-20 | 1976-07-21 | ||
US3971890A (en) * | 1975-02-10 | 1976-07-27 | Cbs Inc. | Method and apparatus for quadraphonic enhancement of stereophonic signals |
JPS5190801U (de) * | 1976-01-08 | 1976-07-21 | ||
GB2006583B (en) * | 1977-10-14 | 1982-04-28 | Dolby Lab Licensing Corp | Multi-channel sound systems |
US4303800A (en) * | 1979-05-24 | 1981-12-01 | Analog And Digital Systems, Inc. | Reproducing multichannel sound |
US4532647A (en) * | 1981-08-19 | 1985-07-30 | John C. Bogue | Automatic dimension control for a directional enhancement system |
US4525855A (en) * | 1981-08-27 | 1985-06-25 | John C. Bogue | Variable rate and variable limit dimension controls for a directional enhancement system |
JPS5963813A (ja) * | 1982-10-02 | 1984-04-11 | Kazuyoshi Kanematsu | 遅延回路 |
US4577305A (en) * | 1983-03-14 | 1986-03-18 | Dolby Laboratories Licensing Corporation | Stereophonic motion picture photographic sound-tracks compatible with different sound projection formats and record and playback apparatus therefore |
-
1985
- 1985-11-22 JP JP60263158A patent/JPS62122500A/ja active Pending
-
1986
- 1986-11-18 AU AU66273/86A patent/AU595845B2/en not_active Ceased
- 1986-11-18 EP EP86906934A patent/EP0249640B1/de not_active Expired - Lifetime
- 1986-11-18 US US07/086,631 patent/US4807217A/en not_active Expired - Lifetime
- 1986-11-18 WO PCT/JP1986/000588 patent/WO1987003449A1/ja active IP Right Grant
- 1986-11-18 KR KR1019870700633A patent/KR950008651B1/ko not_active IP Right Cessation
- 1986-11-18 DE DE8686906934T patent/DE3687836T2/de not_active Expired - Fee Related
-
1995
- 1995-06-15 HK HK95895A patent/HK95895A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0249640B1 (de) | 1993-02-24 |
AU595845B2 (en) | 1990-04-12 |
DE3687836T2 (de) | 1993-07-22 |
US4807217A (en) | 1989-02-21 |
EP0249640A4 (de) | 1989-09-19 |
WO1987003449A1 (en) | 1987-06-04 |
KR950008651B1 (ko) | 1995-08-03 |
EP0249640A1 (de) | 1987-12-23 |
AU6627386A (en) | 1987-07-01 |
HK95895A (en) | 1995-06-23 |
KR880701058A (ko) | 1988-04-22 |
JPS62122500A (ja) | 1987-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |