JPS5462801A - Audio system device and format - Google Patents

Audio system device and format

Info

Publication number
JPS5462801A
JPS5462801A JP12521578A JP12521578A JPS5462801A JP S5462801 A JPS5462801 A JP S5462801A JP 12521578 A JP12521578 A JP 12521578A JP 12521578 A JP12521578 A JP 12521578A JP S5462801 A JPS5462801 A JP S5462801A
Authority
JP
Japan
Prior art keywords
format
audio system
system device
audio
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.)
Granted
Application number
JP12521578A
Other languages
English (en)
Other versions
JPH0343839B2 (ja
Inventor
Robaato Aren Iwaan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories Licensing 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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of JPS5462801A publication Critical patent/JPS5462801A/ja
Publication of JPH0343839B2 publication Critical patent/JPH0343839B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereo-Broadcasting Methods (AREA)
JP12521578A 1977-10-14 1978-10-13 Audio system device and format Granted JPS5462801A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84204677A 1977-10-14 1977-10-14

Publications (2)

Publication Number Publication Date
JPS5462801A true JPS5462801A (en) 1979-05-21
JPH0343839B2 JPH0343839B2 (ja) 1991-07-03

Family

ID=25286397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12521578A Granted JPS5462801A (en) 1977-10-14 1978-10-13 Audio system device and format

Country Status (4)

Country Link
JP (1) JPS5462801A (ja)
CA (1) CA1100881A (ja)
FR (1) FR2406368A1 (ja)
GB (1) GB2006583B (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987003449A1 (en) * 1985-11-22 1987-06-04 Sony Corporation Multi-channel stereo reproducing apparatus
JPH02141100A (ja) * 1988-01-06 1990-05-30 Lucasfilm Ltd 環境音響装置
USRE42737E1 (en) 1999-06-15 2011-09-27 Akiba Electronics Institute Llc Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
US6624873B1 (en) 1998-05-05 2003-09-23 Dolby Laboratories Licensing Corporation Matrix-encoded surround-sound channels in a discrete digital sound format
WO2000004744A1 (en) * 1998-07-17 2000-01-27 Lucasfilm Ltd. Multi-channel audio surround system
CN105210388A (zh) 2013-04-05 2015-12-30 汤姆逊许可公司 管理沉浸式音频的混响场的方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4937601A (ja) * 1972-08-07 1974-04-08
JPS51108802A (ja) * 1974-12-16 1976-09-27 Moozurii Jon

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1522135A (en) * 1974-08-29 1978-08-23 Dolby Laboratories Inc Stereophonic sound system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4937601A (ja) * 1972-08-07 1974-04-08
JPS51108802A (ja) * 1974-12-16 1976-09-27 Moozurii Jon

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987003449A1 (en) * 1985-11-22 1987-06-04 Sony Corporation Multi-channel stereo reproducing apparatus
US4807217A (en) * 1985-11-22 1989-02-21 Sony Corporation Multi-channel stereo reproducing apparatus
JPH02141100A (ja) * 1988-01-06 1990-05-30 Lucasfilm Ltd 環境音響装置
USRE42737E1 (en) 1999-06-15 2011-09-27 Akiba Electronics Institute Llc Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment

Also Published As

Publication number Publication date
GB2006583B (en) 1982-04-28
FR2406368B1 (ja) 1983-08-12
GB2006583A (en) 1979-05-02
CA1100881A (en) 1981-05-12
FR2406368A1 (fr) 1979-05-11
JPH0343839B2 (ja) 1991-07-03

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