HK95895A - Multi-channel stereo reproducing apparatus - Google Patents

Multi-channel stereo reproducing apparatus

Info

Publication number
HK95895A
HK95895A HK95895A HK95895A HK95895A HK 95895 A HK95895 A HK 95895A HK 95895 A HK95895 A HK 95895A HK 95895 A HK95895 A HK 95895A HK 95895 A HK95895 A HK 95895A
Authority
HK
Hong Kong
Prior art keywords
reproducing apparatus
channel stereo
stereo reproducing
channel
stereo
Prior art date
Application number
HK95895A
Other languages
English (en)
Inventor
Teruhisa Ide
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of HK95895A publication Critical patent/HK95895A/xx

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)
HK95895A 1985-11-22 1995-06-15 Multi-channel stereo reproducing apparatus HK95895A (en)

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 (1)

Publication Number Publication Date
HK95895A true HK95895A (en) 1995-06-23

Family

ID=17385595

Family Applications (1)

Application Number Title Priority Date Filing Date
HK95895A HK95895A (en) 1985-11-22 1995-06-15 Multi-channel stereo reproducing apparatus

Country Status (8)

Country Link
US (1) US4807217A (xx)
EP (1) EP0249640B1 (xx)
JP (1) JPS62122500A (xx)
KR (1) KR950008651B1 (xx)
AU (1) AU595845B2 (xx)
DE (1) DE3687836T2 (xx)
HK (1) HK95895A (xx)
WO (1) WO1987003449A1 (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
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
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
DE68921899T2 (de) * 1988-01-06 1995-09-21 Lucasarts Entertainment Co 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
JPH01126700U (xx) * 1988-02-12 1989-08-30
JPH0228200U (xx) * 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
US5930370A (en) * 1995-09-07 1999-07-27 Rep Investment Limited Liability 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
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
AU2012219867B2 (en) * 2011-02-22 2015-09-17 Basf Se Polymers on the basis of glycerin carbonate and an amine
CN104269165A (zh) * 2014-09-10 2015-01-07 韩熠 吉他数字延时效果器

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49120201U (xx) * 1972-09-25 1974-10-15
JPS5190901U (xx) * 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 (xx) * 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

Also Published As

Publication number Publication date
DE3687836D1 (de) 1993-04-01
JPS62122500A (ja) 1987-06-03
US4807217A (en) 1989-02-21
AU6627386A (en) 1987-07-01
AU595845B2 (en) 1990-04-12
DE3687836T2 (de) 1993-07-22
EP0249640B1 (en) 1993-02-24
EP0249640A4 (en) 1989-09-19
WO1987003449A1 (en) 1987-06-04
KR950008651B1 (ko) 1995-08-03
EP0249640A1 (en) 1987-12-23
KR880701058A (ko) 1988-04-22

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20061117