DE68922885D1 - Method and device for generating sound images. - Google Patents

Method and device for generating sound images.

Info

Publication number
DE68922885D1
DE68922885D1 DE68922885T DE68922885T DE68922885D1 DE 68922885 D1 DE68922885 D1 DE 68922885D1 DE 68922885 T DE68922885 T DE 68922885T DE 68922885 T DE68922885 T DE 68922885T DE 68922885 D1 DE68922885 D1 DE 68922885D1
Authority
DE
Germany
Prior art keywords
generating sound
sound images
images
generating
sound
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
DE68922885T
Other languages
German (de)
Other versions
DE68922885T2 (en
Inventor
Danny D Lowe
John W Lees
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.)
Qsound Ltd
Original Assignee
Qsound 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 Qsound Ltd filed Critical Qsound Ltd
Publication of DE68922885D1 publication Critical patent/DE68922885D1/en
Application granted granted Critical
Publication of DE68922885T2 publication Critical patent/DE68922885T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE68922885T 1988-09-02 1989-08-30 Method and device for generating sound images. Expired - Lifetime DE68922885T2 (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 (2)

Publication Number Publication Date
DE68922885D1 true DE68922885D1 (en) 1995-07-06
DE68922885T2 DE68922885T2 (en) 1995-10-12

Family

ID=26933039

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68922885T Expired - Lifetime DE68922885T2 (en) 1988-09-02 1989-08-30 Method and device for generating sound images.

Country Status (18)

Country Link
EP (1) EP0357402B1 (en)
JP (1) JP3205808B2 (en)
KR (1) KR930002147B1 (en)
AR (1) AR245858A1 (en)
AT (1) ATE123369T1 (en)
AU (1) AU621655B2 (en)
BG (1) BG60225B2 (en)
CA (1) CA1329911C (en)
DE (1) DE68922885T2 (en)
DK (1) DK433789A (en)
ES (1) ES2075053T3 (en)
FI (1) FI894143A (en)
HU (1) HUT59523A (en)
IL (1) IL91464A (en)
NO (1) NO175229C (en)
NZ (1) NZ230517A (en)
PL (1) PL163716B1 (en)
RU (1) RU2092979C1 (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
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IL96553A (en) * 1989-12-07 1994-04-12 Q Sound Ltd Sound imaging system for a video game
SG49883A1 (en) * 1991-01-08 1998-06-15 Dolby Lab Licensing Corp Encoder/decoder for multidimensional sound fields
JPH05145743A (en) * 1991-11-21 1993-06-11 Ricoh Co Ltd Image producing device
DE69322805T2 (en) * 1992-04-03 1999-08-26 Yamaha Corp. Method of controlling sound source position
US6490359B1 (en) * 1992-04-27 2002-12-03 David A. Gibson Method and apparatus for using visual images to mix sound
WO1994001981A2 (en) * 1992-07-06 1994-01-20 Adaptive Audio Limited Adaptive audio systems and sound reproduction systems
JP2870562B2 (en) * 1992-11-30 1999-03-17 日本ビクター株式会社 Method of sound image localization control
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 (en) * 1996-03-25 1998-02-27 Владимир Анатольевич Ефремов Spatial sound playback system
US5970152A (en) * 1996-04-30 1999-10-19 Srs Labs, Inc. Audio enhancement system for use in a surround sound environment
KR100370413B1 (en) * 1996-06-30 2003-04-10 삼성전자 주식회사 Method and apparatus for converting the number of channels when multi-channel audio data is reproduced
JPH10108300A (en) * 1996-09-27 1998-04-24 Yamaha Corp Sound field reproduction device
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 (en) 1998-07-01 2006-06-07 株式会社リコー Sound image localization control device and sound image localization control method
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 (en) 2005-08-31 2010-12-22 ソニー株式会社 Audio signal processing apparatus and audio signal processing method
JP4637725B2 (en) 2005-11-11 2011-02-23 ソニー株式会社 Audio signal processing apparatus, audio signal processing method, and program
JP4835298B2 (en) 2006-07-21 2011-12-14 ソニー株式会社 Audio signal processing apparatus, audio signal processing method and program
JP4894386B2 (en) 2006-07-21 2012-03-14 ソニー株式会社 Audio signal processing apparatus, audio signal processing method, and audio signal processing program
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
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
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
EP2124486A1 (en) * 2008-05-13 2009-11-25 Clemens Par Angle-dependent operating device or method for generating a pseudo-stereophonic audio signal
JP5499513B2 (en) * 2009-04-21 2014-05-21 ソニー株式会社 Sound processing apparatus, sound image localization processing method, and sound image localization processing program
CN103329571B (en) 2011-01-04 2016-08-10 Dts有限责任公司 Immersion audio presentation systems
US9823892B2 (en) 2011-08-26 2017-11-21 Dts Llc Audio adjustment system
EP2810453B1 (en) * 2012-01-17 2018-03-14 Koninklijke Philips N.V. Audio source position estimation
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 (en) * 1983-11-17 1985-06-17 Philips Nv DEVICE FOR REALIZING A PSEUDO STEREO SIGNAL.
JPS61281799A (en) * 1985-06-07 1986-12-12 Dainabekutaa Kk Sound signal reproducing system
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
EP0357402A2 (en) 1990-03-07
PL163716B1 (en) 1994-04-29
ATE123369T1 (en) 1995-06-15
NO175229C (en) 1994-09-14
DE68922885T2 (en) 1995-10-12
BG60225B2 (en) 1993-12-30
JP3205808B2 (en) 2001-09-04
JPH02298200A (en) 1990-12-10
EP0357402B1 (en) 1995-05-31
ES2075053T3 (en) 1995-10-01
DK433789A (en) 1990-03-03
HUT59523A (en) 1992-05-28
FI894143A0 (en) 1989-09-01
DK433789D0 (en) 1989-09-01
EP0357402A3 (en) 1991-10-02
KR930002147B1 (en) 1993-03-26
RU2092979C1 (en) 1997-10-10
IL91464A (en) 1994-11-28
KR900005841A (en) 1990-04-14
AU4100089A (en) 1990-03-08
AU621655B2 (en) 1992-03-19
NO893522L (en) 1990-03-05
IL91464A0 (en) 1990-04-29
NO893522D0 (en) 1989-09-01
NO175229B (en) 1994-06-06
NZ230517A (en) 1992-10-28
FI894143A (en) 1990-03-03
CA1329911C (en) 1994-05-31
AR245858A1 (en) 1994-02-28

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Legal Events

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