AU4100089A - Sound imaging method and apparatus - Google Patents

Sound imaging method and apparatus

Info

Publication number
AU4100089A
AU4100089A AU41000/89A AU4100089A AU4100089A AU 4100089 A AU4100089 A AU 4100089A AU 41000/89 A AU41000/89 A AU 41000/89A AU 4100089 A AU4100089 A AU 4100089A AU 4100089 A AU4100089 A AU 4100089A
Authority
AU
Australia
Prior art keywords
imaging method
sound imaging
sound
imaging
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
AU41000/89A
Other versions
AU621655B2 (en
Inventor
John W Lees
Danny D Lowe
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 AU4100089A publication Critical patent/AU4100089A/en
Application granted granted Critical
Publication of AU621655B2 publication Critical patent/AU621655B2/en
Anticipated expiration legal-status Critical
Ceased 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)
AU41000/89A 1988-09-02 1989-09-01 Sound imaging method and apparatus Ceased AU621655B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/239,981 US5046097A (en) 1988-09-02 1988-09-02 Sound imaging process
US239981 1988-09-02
US39898889A 1989-08-28 1989-08-28
US398988 1999-09-17

Publications (2)

Publication Number Publication Date
AU4100089A true AU4100089A (en) 1990-03-08
AU621655B2 AU621655B2 (en) 1992-03-19

Family

ID=26933039

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41000/89A Ceased AU621655B2 (en) 1988-09-02 1989-09-01 Sound imaging method and apparatus

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
Publication number Priority date Publication date Assignee Title
IL96553A (en) * 1989-12-07 1994-04-12 Q Sound Ltd Sound imaging system for a video game
DE69210689T2 (en) * 1991-01-08 1996-11-21 Dolby Lab Licensing Corp ENCODER / DECODER FOR MULTI-DIMENSIONAL SOUND FIELDS
JPH05145743A (en) * 1991-11-21 1993-06-11 Ricoh Co Ltd Image producing device
EP0563929B1 (en) * 1992-04-03 1998-12-30 Yamaha Corporation Sound-image position control apparatus
US6490359B1 (en) 1992-04-27 2002-12-03 David A. Gibson Method and apparatus for using visual images to mix sound
DE69325025T2 (en) * 1992-07-06 1999-12-30 Adaptive Audio Ltd ADAPTIVE AUDIO SYSTEMS AND SOUND PLAYING 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
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 (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
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
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 (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
JP5955862B2 (en) 2011-01-04 2016-07-20 ディーティーエス・エルエルシーＤｔｓ Ｌｌｃ Immersive audio rendering system
WO2013032822A2 (en) 2011-08-26 2013-03-07 Dts Llc Audio adjustment system
TR201807219T4 (en) * 2012-01-17 2018-06-21 Koninklijke Philips Nv Audio source location estimate
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
CA1329911C (en) 1994-05-31
NZ230517A (en) 1992-10-28
PL163716B1 (en) 1994-04-29
AU621655B2 (en) 1992-03-19
RU2092979C1 (en) 1997-10-10
KR900005841A (en) 1990-04-14
DE68922885D1 (en) 1995-07-06
DK433789D0 (en) 1989-09-01
EP0357402A3 (en) 1991-10-02
BG60225B2 (en) 1993-12-30
AR245858A1 (en) 1994-02-28
IL91464A (en) 1994-11-28
ATE123369T1 (en) 1995-06-15
NO175229C (en) 1994-09-14
JPH02298200A (en) 1990-12-10
HUT59523A (en) 1992-05-28
FI894143A0 (en) 1989-09-01
NO893522D0 (en) 1989-09-01
NO175229B (en) 1994-06-06
JP3205808B2 (en) 2001-09-04
NO893522L (en) 1990-03-05
IL91464A0 (en) 1990-04-29
ES2075053T3 (en) 1995-10-01
DE68922885T2 (en) 1995-10-12
KR930002147B1 (en) 1993-03-26
EP0357402B1 (en) 1995-05-31
FI894143A (en) 1990-03-03
EP0357402A2 (en) 1990-03-07
DK433789A (en) 1990-03-03

Similar Documents

Publication Publication Date Title
AU4100089A (en) Sound imaging method and apparatus
ZA896745B (en) Sound imaging method and apparatus
AU616863B2 (en) Well apparatus and method
AU2796589A (en) Acoustic image system and method
ZA892274B (en) Method and apparatus for processing sound signals
AU1314788A (en) Audio pre-processing methods and apparatus
AU3225393A (en) Ultrasonic holography imaging method and apparatus
AU1598592A (en) Well completion method and apparatus
AU1329192A (en) Method and apparatus for determining cardiac output
AU7944394A (en) Improved imaging method and apparatus
AU9163791A (en) Comminuting method and apparatus
AU4108889A (en) Construction apparatus and construction method
AU6930191A (en) Figure drawing method and apparatus
AU3165289A (en) Memory diagnostic apparatus and method
AU3480289A (en) Wrapping method and apparatus
AU2285092A (en) Ending apparatus and method
AU2595388A (en) Emulsification method and apparatus
AU3134789A (en) An improved device and method
AU634367B2 (en) Hysteresis-compensated weighing apparatus and method
AU9152391A (en) Single mode ultrasonic inspection method and apparatus
AU4647089A (en) Electro-therapy apparatus and method
AU3852789A (en) Method and apparatus for generating video signals
AU8380691A (en) Inspection method and apparatus
AU6852090A (en) Improved solid imaging method and apparatus
AU3504289A (en) Image-processing apparatus