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
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 (de)
JP (1) JP3205808B2 (de)
KR (1) KR930002147B1 (de)
AR (1) AR245858A1 (de)
AT (1) ATE123369T1 (de)
AU (1) AU621655B2 (de)
BG (1) BG60225B2 (de)
CA (1) CA1329911C (de)
DE (1) DE68922885T2 (de)
DK (1) DK433789A (de)
ES (1) ES2075053T3 (de)
FI (1) FI894143A (de)
HU (1) HUT59523A (de)
IL (1) IL91464A (de)
NO (1) NO175229C (de)
NZ (1) NZ230517A (de)
PL (1) PL163716B1 (de)
RU (1) RU2092979C1 (de)

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EP0520068B1 (de) * 1991-01-08 1996-05-15 Dolby Laboratories Licensing Corporation Kodierer/dekodierer für mehrdimensionale schallfelder
JPH05145743A (ja) * 1991-11-21 1993-06-11 Ricoh Co Ltd 画像形成装置
EP0563929B1 (de) * 1992-04-03 1998-12-30 Yamaha Corporation 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
ATE180376T1 (de) * 1992-07-06 1999-06-15 Adaptive Audio Ltd Adaptive audiosysteme und tonwiedergabesysteme
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
WO1994024836A1 (en) * 1993-04-20 1994-10-27 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
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
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
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
CN103329571B (zh) 2011-01-04 2016-08-10 Dts有限责任公司 沉浸式音频呈现系统
US9164724B2 (en) 2011-08-26 2015-10-20 Dts Llc Audio adjustment system
EP2810453B1 (de) * 2012-01-17 2018-03-14 Koninklijke Philips N.V. Positionsschätzung von tonquellen
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

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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
DE68922885T2 (de) 1995-10-12
NO893522D0 (no) 1989-09-01
ATE123369T1 (de) 1995-06-15
BG60225B2 (en) 1993-12-30
RU2092979C1 (ru) 1997-10-10
DK433789D0 (da) 1989-09-01
KR930002147B1 (ko) 1993-03-26
AR245858A1 (es) 1994-02-28
CA1329911C (en) 1994-05-31
KR900005841A (ko) 1990-04-14
AU621655B2 (en) 1992-03-19
EP0357402A2 (de) 1990-03-07
NZ230517A (en) 1992-10-28
EP0357402A3 (de) 1991-10-02
PL163716B1 (en) 1994-04-29
FI894143A0 (fi) 1989-09-01
DK433789A (da) 1990-03-03
NO175229B (de) 1994-06-06
EP0357402B1 (de) 1995-05-31
ES2075053T3 (es) 1995-10-01
NO175229C (no) 1994-09-14
AU4100089A (en) 1990-03-08
FI894143A (fi) 1990-03-03
IL91464A0 (en) 1990-04-29
JP3205808B2 (ja) 2001-09-04
NO893522L (no) 1990-03-05
JPH02298200A (ja) 1990-12-10
DE68922885D1 (de) 1995-07-06
IL91464A (en) 1994-11-28

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Legal Events

Date Code Title Description
DFD9 Temporary protection cancelled due to non-payment of fee