HUT59523A - Method and device for transforming sound - Google Patents

Method and device for transforming sound Download PDF

Info

Publication number
HUT59523A
HUT59523A HU894545A HU454589A HUT59523A HU T59523 A HUT59523 A HU T59523A HU 894545 A HU894545 A HU 894545A HU 454589 A HU454589 A HU 454589A HU T59523 A HUT59523 A HU T59523A
Authority
HU
Hungary
Prior art keywords
amplitude
sound
signals
channel
signal
Prior art date
Application number
HU894545A
Other languages
English (en)
Hungarian (hu)
Inventor
Danny D Lowe
John W Lees
Original Assignee
Q Sound 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
Priority claimed from US07/239,981 external-priority patent/US5046097A/en
Application filed by Q Sound Ltd filed Critical Q Sound Ltd
Publication of HUT59523A publication Critical patent/HUT59523A/hu

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • 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 
    • H04S1/00—Two-channel systems
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/40—Visual indication of stereophonic sound image

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Electrophonic Musical Instruments (AREA)
HU894545A 1988-09-02 1989-09-01 Method and device for transforming sound HUT59523A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/239,981 US5046097A (en) 1988-09-02 1988-09-02 Sound imaging process
US39898889A 1989-08-28 1989-08-28

Publications (1)

Publication Number Publication Date
HUT59523A true HUT59523A (en) 1992-05-28

Family

ID=26933039

Family Applications (1)

Application Number Title Priority Date Filing Date
HU894545A HUT59523A (en) 1988-09-02 1989-09-01 Method and device for transforming sound

Country Status (18)

Country Link
EP (1) EP0357402B1 (enrdf_load_stackoverflow)
JP (1) JP3205808B2 (enrdf_load_stackoverflow)
KR (1) KR930002147B1 (enrdf_load_stackoverflow)
AR (1) AR245858A1 (enrdf_load_stackoverflow)
AT (1) ATE123369T1 (enrdf_load_stackoverflow)
AU (1) AU621655B2 (enrdf_load_stackoverflow)
BG (1) BG60225B2 (enrdf_load_stackoverflow)
CA (1) CA1329911C (enrdf_load_stackoverflow)
DE (1) DE68922885T2 (enrdf_load_stackoverflow)
DK (1) DK433789A (enrdf_load_stackoverflow)
ES (1) ES2075053T3 (enrdf_load_stackoverflow)
FI (1) FI894143A7 (enrdf_load_stackoverflow)
HU (1) HUT59523A (enrdf_load_stackoverflow)
IL (1) IL91464A (enrdf_load_stackoverflow)
NO (1) NO175229C (enrdf_load_stackoverflow)
NZ (1) NZ230517A (enrdf_load_stackoverflow)
PL (1) PL163716B1 (enrdf_load_stackoverflow)
RU (1) RU2092979C1 (enrdf_load_stackoverflow)

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DE69210689T2 (de) * 1991-01-08 1996-11-21 Dolby Lab Licensing Corp Kodierer/dekodierer für mehrdimensionale schallfelder
JPH05145743A (ja) * 1991-11-21 1993-06-11 Ricoh Co Ltd 画像形成装置
DE69322805T2 (de) * 1992-04-03 1999-08-26 Yamaha Corp. Verfahren zur Steuerung von Tonquellenposition
US6490359B1 (en) 1992-04-27 2002-12-03 David A. Gibson Method and apparatus for using visual images to mix sound
JP3565846B2 (ja) * 1992-07-06 2004-09-15 アダプティブ オーディオ リミテッド 適応音響システム及び音再生システム
JP2870562B2 (ja) * 1992-11-30 1999-03-17 日本ビクター株式会社 音像定位制御の方法
AU4037693A (en) * 1993-04-20 1994-11-08 Sixgraph Technologies Ltd Interactive sound placement system and process
US5436975A (en) * 1994-02-02 1995-07-25 Qsound Ltd. Apparatus for cross fading out of the head sound locations
US5596644A (en) * 1994-10-27 1997-01-21 Aureal Semiconductor Inc. Method and apparatus for efficient presentation of high-quality three-dimensional audio
US5850453A (en) * 1995-07-28 1998-12-15 Srs Labs, Inc. Acoustic correction apparatus
RU2106075C1 (ru) * 1996-03-25 1998-02-27 Владимир Анатольевич Ефремов Пространственная звуковоспроизводящая система
US5970152A (en) * 1996-04-30 1999-10-19 Srs Labs, Inc. Audio enhancement system for use in a surround sound environment
KR100370413B1 (ko) * 1996-06-30 2003-04-10 삼성전자 주식회사 다채널 오디오 데이타의 재현시 채널수 변환방법 및 장치
JPH10108300A (ja) * 1996-09-27 1998-04-24 Yamaha Corp 音場再生装置
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
US6281749B1 (en) 1997-06-17 2001-08-28 Srs Labs, Inc. Sound enhancement system
US6016473A (en) * 1998-04-07 2000-01-18 Dolby; Ray M. Low bit-rate spatial coding method and system
GB2343347B (en) * 1998-06-20 2002-12-31 Central Research Lab Ltd A method of synthesising an audio signal
JP3781902B2 (ja) 1998-07-01 2006-06-07 株式会社リコー 音像定位制御装置および音像定位制御方式
GB2342024B (en) * 1998-09-23 2004-01-14 Sony Uk Ltd Audio processing
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
GB2370176A (en) * 2000-08-10 2002-06-19 James Gregory Stanier A simple microphone unit for the vertical localisation and enhancement of live sounds
JP4602204B2 (ja) 2005-08-31 2010-12-22 ソニー株式会社 音声信号処理装置および音声信号処理方法
JP4637725B2 (ja) 2005-11-11 2011-02-23 ソニー株式会社 音声信号処理装置、音声信号処理方法、プログラム
JP4894386B2 (ja) 2006-07-21 2012-03-14 ソニー株式会社 音声信号処理装置、音声信号処理方法および音声信号処理プログラム
JP4835298B2 (ja) 2006-07-21 2011-12-14 ソニー株式会社 オーディオ信号処理装置、オーディオ信号処理方法およびプログラム
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
US8908873B2 (en) 2007-03-21 2014-12-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
US9015051B2 (en) 2007-03-21 2015-04-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Reconstruction of audio channels with direction parameters indicating direction of origin
US20080232601A1 (en) * 2007-03-21 2008-09-25 Ville Pulkki Method and apparatus for enhancement of audio reconstruction
US8290167B2 (en) 2007-03-21 2012-10-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
EP2124486A1 (de) * 2008-05-13 2009-11-25 Clemens Par Winkelabhängig operierende Vorrichtung oder Methodik zur Gewinnung eines pseudostereophonen Audiosignals
JP5499513B2 (ja) * 2009-04-21 2014-05-21 ソニー株式会社 音響処理装置、音像定位処理方法および音像定位処理プログラム
WO2012094338A1 (en) 2011-01-04 2012-07-12 Srs Labs, Inc. Immersive audio rendering system
WO2013032822A2 (en) 2011-08-26 2013-03-07 Dts Llc Audio adjustment system
CN104041075B (zh) * 2012-01-17 2017-10-24 皇家飞利浦有限公司 音频源位置估计
WO2017211448A1 (en) 2016-06-06 2017-12-14 Valenzuela Holding Gmbh Method for generating a two-channel signal from a single-channel signal of a sound source
US10511909B2 (en) 2017-11-29 2019-12-17 Boomcloud 360, Inc. Crosstalk cancellation for opposite-facing transaural loudspeaker systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152542A (en) * 1971-10-06 1979-05-01 Cooper Duane P Multichannel matrix logic and encoding systems
US4308424A (en) * 1980-04-14 1981-12-29 Bice Jr Robert G Simulated stereo from a monaural source sound reproduction system
NL8303945A (nl) * 1983-11-17 1985-06-17 Philips Nv Inrichting voor het realiseren van een pseudo-stereo signaal.
JPS61281799A (ja) * 1985-06-07 1986-12-12 Dainabekutaa Kk 音声信号再生方式
US4759065A (en) * 1986-09-22 1988-07-19 Harman International Industries, Incorporated Automotive sound system
WO1988009105A1 (en) * 1987-05-11 1988-11-17 Arthur Jampolsky Paradoxical hearing aid

Also Published As

Publication number Publication date
DK433789D0 (da) 1989-09-01
ES2075053T3 (es) 1995-10-01
EP0357402B1 (en) 1995-05-31
JPH02298200A (ja) 1990-12-10
FI894143A0 (fi) 1989-09-01
NO893522L (no) 1990-03-05
AU4100089A (en) 1990-03-08
IL91464A0 (en) 1990-04-29
JP3205808B2 (ja) 2001-09-04
NO893522D0 (no) 1989-09-01
IL91464A (en) 1994-11-28
NO175229B (enrdf_load_stackoverflow) 1994-06-06
NZ230517A (en) 1992-10-28
AR245858A1 (es) 1994-02-28
DE68922885T2 (de) 1995-10-12
BG60225B2 (bg) 1993-12-30
ATE123369T1 (de) 1995-06-15
EP0357402A2 (en) 1990-03-07
AU621655B2 (en) 1992-03-19
CA1329911C (en) 1994-05-31
DE68922885D1 (de) 1995-07-06
EP0357402A3 (en) 1991-10-02
KR900005841A (ko) 1990-04-14
NO175229C (no) 1994-09-14
KR930002147B1 (ko) 1993-03-26
FI894143A7 (fi) 1990-03-03
PL163716B1 (en) 1994-04-29
DK433789A (da) 1990-03-03
RU2092979C1 (ru) 1997-10-10

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Legal Events

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DFD9 Temporary protection cancelled due to non-payment of fee