EP0975201A3 - Procedé de traitement d'un signal audio à plussieurs canaux - Google Patents

Procedé de traitement d'un signal audio à plussieurs canaux Download PDF

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Publication number
EP0975201A3
EP0975201A3 EP99305562A EP99305562A EP0975201A3 EP 0975201 A3 EP0975201 A3 EP 0975201A3 EP 99305562 A EP99305562 A EP 99305562A EP 99305562 A EP99305562 A EP 99305562A EP 0975201 A3 EP0975201 A3 EP 0975201A3
Authority
EP
European Patent Office
Prior art keywords
distance
optimal amount
chosen
audio signal
processing
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
EP99305562A
Other languages
German (de)
English (en)
Other versions
EP0975201A2 (fr
EP0975201B1 (fr
Inventor
Alastair Sibbald
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.)
Creative Technology Ltd
Original Assignee
Creative Technology Ltd
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 Creative Technology Ltd filed Critical Creative Technology Ltd
Publication of EP0975201A2 publication Critical patent/EP0975201A2/fr
Publication of EP0975201A3 publication Critical patent/EP0975201A3/fr
Application granted granted Critical
Publication of EP0975201B1 publication Critical patent/EP0975201B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic Arrangements (AREA)
EP99305562.3A 1998-07-24 1999-07-12 Procedé de traitement d'un signal audio à plussieurs canaux Expired - Lifetime EP0975201B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9816059 1998-07-24
GB9816059A GB2340005B (en) 1998-07-24 1998-07-24 A method of processing a plural channel audio signal

Publications (3)

Publication Number Publication Date
EP0975201A2 EP0975201A2 (fr) 2000-01-26
EP0975201A3 true EP0975201A3 (fr) 2005-06-08
EP0975201B1 EP0975201B1 (fr) 2013-04-10

Family

ID=10836042

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99305562.3A Expired - Lifetime EP0975201B1 (fr) 1998-07-24 1999-07-12 Procedé de traitement d'un signal audio à plussieurs canaux

Country Status (3)

Country Link
EP (1) EP0975201B1 (fr)
JP (1) JP2000059892A (fr)
GB (1) GB2340005B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4835185B2 (ja) * 2006-02-08 2011-12-14 ソニー株式会社 オーディオ信号出力装置および音漏れ低減方法
US9094771B2 (en) 2011-04-18 2015-07-28 Dolby Laboratories Licensing Corporation Method and system for upmixing audio to generate 3D audio
KR101687493B1 (ko) * 2015-08-12 2016-12-16 연세대학교 산학협력단 Ftn 시스템에서 신호 전송 방법 및 장치
JP7345460B2 (ja) * 2017-10-18 2023-09-15 ディーティーエス・インコーポレイテッド ３ｄオーディオバーチャライゼーションのためのオーディオ信号のプレコンディショニング
WO2020107192A1 (fr) * 2018-11-27 2020-06-04 深圳市欢太科技有限公司 Appareil et procédé de lecture stéréophonique, support d'informations, et dispositif électronique

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4192969A (en) * 1977-09-10 1980-03-11 Makoto Iwahara Stage-expanded stereophonic sound reproduction
US5384851A (en) * 1990-10-11 1995-01-24 Yamaha Corporation Method and apparatus for controlling sound localization
EP0833302A2 (fr) * 1996-09-27 1998-04-01 Yamaha Corporation Dispositif de reproduction d'un champ sonore

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9324240D0 (en) * 1993-11-25 1994-01-12 Central Research Lab Ltd Method and apparatus for processing a bonaural pair of signals
GB9622773D0 (en) * 1996-11-01 1997-01-08 Central Research Lab Ltd Stereo sound expander
GB2334867A (en) * 1998-02-25 1999-09-01 Steels Elizabeth Anne Spatial localisation of sound

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4192969A (en) * 1977-09-10 1980-03-11 Makoto Iwahara Stage-expanded stereophonic sound reproduction
US5384851A (en) * 1990-10-11 1995-01-24 Yamaha Corporation Method and apparatus for controlling sound localization
EP0833302A2 (fr) * 1996-09-27 1998-04-01 Yamaha Corporation Dispositif de reproduction d'un champ sonore

Also Published As

Publication number Publication date
GB9816059D0 (en) 1998-09-23
GB2340005B (en) 2003-03-19
EP0975201A2 (fr) 2000-01-26
GB2340005A (en) 2000-02-09
JP2000059892A (ja) 2000-02-25
EP0975201B1 (fr) 2013-04-10

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