DE69325922D1 - Schallbildverarbeitungsvorrichtung zur schallbildverbesserung - Google Patents

Schallbildverarbeitungsvorrichtung zur schallbildverbesserung

Info

Publication number
DE69325922D1
DE69325922D1 DE69325922T DE69325922T DE69325922D1 DE 69325922 D1 DE69325922 D1 DE 69325922D1 DE 69325922 T DE69325922 T DE 69325922T DE 69325922 T DE69325922 T DE 69325922T DE 69325922 D1 DE69325922 D1 DE 69325922D1
Authority
DE
Germany
Prior art keywords
signals
listener
boundaries
sound image
perceived
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 - Lifetime
Application number
DE69325922T
Other languages
German (de)
English (en)
Inventor
Stephen Desper
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.)
Desper Products Inc
Original Assignee
Desper Products Inc
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
Priority claimed from PCT/US1992/011335 external-priority patent/WO1994016537A1/en
Application filed by Desper Products Inc filed Critical Desper Products Inc
Application granted granted Critical
Publication of DE69325922D1 publication Critical patent/DE69325922D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • 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)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Endoscopes (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE69325922T 1992-12-31 1993-12-30 Schallbildverarbeitungsvorrichtung zur schallbildverbesserung Expired - Lifetime DE69325922D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/US1992/011335 WO1994016537A1 (en) 1990-01-09 1992-12-31 Stereophonic manipulation apparatus and method for sound image enhancement
PCT/US1993/012688 WO1994016538A1 (en) 1992-12-31 1993-12-30 Sound image manipulation apparatus and method for sound image enhancement

Publications (1)

Publication Number Publication Date
DE69325922D1 true DE69325922D1 (de) 1999-09-09

Family

ID=22231683

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69325922T Expired - Lifetime DE69325922D1 (de) 1992-12-31 1993-12-30 Schallbildverarbeitungsvorrichtung zur schallbildverbesserung

Country Status (10)

Country Link
EP (1) EP0677235B1 (ja)
JP (1) JPH08509104A (ja)
CN (1) CN1091889A (ja)
AT (1) ATE183050T1 (ja)
AU (3) AU3427393A (ja)
CA (1) CA2153062A1 (ja)
DE (1) DE69325922D1 (ja)
IL (2) IL104665A (ja)
SG (1) SG70557A1 (ja)
WO (1) WO1994016538A1 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6091894A (en) * 1995-12-15 2000-07-18 Kabushiki Kaisha Kawai Gakki Seisakusho Virtual sound source positioning apparatus
US5995631A (en) * 1996-07-23 1999-11-30 Kabushiki Kaisha Kawai Gakki Seisakusho Sound image localization apparatus, stereophonic sound image enhancement apparatus, and sound image control system
KR100206333B1 (ko) * 1996-10-08 1999-07-01 윤종용 두개의 스피커를 이용한 멀티채널 오디오 재생장치및 방법
US5912976A (en) * 1996-11-07 1999-06-15 Srs Labs, Inc. Multi-channel audio enhancement system for use in recording and playback and methods for providing same
JP3740670B2 (ja) 1997-05-20 2006-02-01 株式会社河合楽器製作所 ステレオ音像拡大装置
AU9785498A (en) * 1997-10-14 1999-05-03 Crystal Semiconductor Corp. Single-chip audio circuits, methods, and systems using the same
US6373954B1 (en) 1997-10-14 2002-04-16 Cirrus Logic, Inc. Single-chip audio circuitry, method, and systems using the same
JP2001069597A (ja) * 1999-06-22 2001-03-16 Yamaha Corp 音声処理方法及び装置
US7031474B1 (en) * 1999-10-04 2006-04-18 Srs Labs, Inc. Acoustic correction apparatus
US7277767B2 (en) 1999-12-10 2007-10-02 Srs Labs, Inc. System and method for enhanced streaming audio
US6937737B2 (en) * 2003-10-27 2005-08-30 Britannia Investment Corporation Multi-channel audio surround sound from front located loudspeakers
CN107071657A (zh) * 2005-01-13 2017-08-18 环境医疗有限责任公司 环境疗法记录与回放系统和记录与回放治疗音频的方法
EP1801786B1 (en) * 2005-12-20 2014-12-10 Oticon A/S An audio system with varying time delay and a method for processing audio signals.
US8045717B2 (en) * 2006-04-13 2011-10-25 Media Tek Inc. Stereo decoder and method for processing pilot signal
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
WO2012094335A1 (en) 2011-01-04 2012-07-12 Srs Labs, Inc. Immersive audio rendering system
CN103152671B (zh) * 2013-03-15 2016-09-28 珠海市杰理科技有限公司 音频输入输出电路
CN110418274B (zh) * 2014-06-26 2021-06-04 三星电子株式会社 用于渲染声学信号的方法和装置及计算机可读记录介质
AU2015392163B2 (en) 2015-04-24 2018-12-20 Huawei Technologies Co., Ltd. An audio signal processing apparatus and method for modifying a stereo image of a stereo signal
CN105407443B (zh) 2015-10-29 2018-02-13 小米科技有限责任公司 录音方法及装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630298A (en) * 1985-05-30 1986-12-16 Polk Matthew S Method and apparatus for reproducing sound having a realistic ambient field and acoustic image
US4748669A (en) * 1986-03-27 1988-05-31 Hughes Aircraft Company Stereo enhancement system
US5056149A (en) * 1987-03-10 1991-10-08 Broadie Richard G Monaural to stereophonic sound translation process and apparatus
JP2854306B2 (ja) * 1988-11-05 1999-02-03 四一 安藤 音響再生装置
US5153362A (en) * 1989-10-04 1992-10-06 Yamaha Corporation Electronic musical instrument having pan control function

Also Published As

Publication number Publication date
IL104665A0 (en) 1993-06-10
EP0677235B1 (en) 1999-08-04
AU6081194A (en) 1994-08-15
AU3427393A (en) 1994-08-15
CN1091889A (zh) 1994-09-07
IL122164A0 (en) 1998-04-05
EP0677235A1 (en) 1995-10-18
AU7731098A (en) 1998-10-01
ATE183050T1 (de) 1999-08-15
WO1994016538A1 (en) 1994-07-21
IL104665A (en) 1998-10-30
CA2153062A1 (en) 1994-07-21
JPH08509104A (ja) 1996-09-24
SG70557A1 (en) 2000-02-22

Similar Documents

Publication Publication Date Title
DE69325922D1 (de) Schallbildverarbeitungsvorrichtung zur schallbildverbesserung
KR0135850B1 (ko) 음성재생장치
US5896456A (en) Automatic stereophonic manipulation system and apparatus for image enhancement
CA1234055A (en) Stereo generator
US5027403A (en) Video sound
GB2352151A (en) Headtracked processing for headtracked playback of audio signals
MX9800784A (es) Aparato de correccion acustica.
ATE256376T1 (de) Akustisches korrektursgerät
JP2009141972A (ja) 擬似立体音響出力をモノラル入力から合成する装置および方法
JPH03236691A (ja) テレビジョン受信機用音声回路
GB772258A (en) Improvements in perspective sound systems
US20170069305A1 (en) Method and apparatus for audio processing
WO2017165968A1 (en) A system and method for creating three-dimensional binaural audio from stereo, mono and multichannel sound sources
JP3281181B2 (ja) 音場再生用スピーカシステム
CN106211007B (zh) 一种3d立体声环绕系统
EP0370619A2 (en) Multiple loudspeaker sound system for a video display device
US3940560A (en) Quadriphonic sound pick-up and reproduction devices
MY109578A (en) Stereophonic manipulation apparatus and method for sound image enhancement
JPH1118199A (ja) 音響処理装置
SU524334A1 (ru) Устройство дл псевдоквадрафонического воспроизведени
WO1997031505A1 (en) An analog vector processor and method for producing a binaural signal
JP2543458B2 (ja) 音響再生装置
KR970005610B1 (ko) 음장처리장치
GB2370176A (en) A simple microphone unit for the vertical localisation and enhancement of live sounds
SU606231A1 (ru) Устройство дл создани объемного звучани

Legal Events

Date Code Title Description
8332 No legal effect for de