JPS49133002A - - Google Patents

Info

Publication number
JPS49133002A
JPS49133002A JP48099770A JP9977073A JPS49133002A JP S49133002 A JPS49133002 A JP S49133002A JP 48099770 A JP48099770 A JP 48099770A JP 9977073 A JP9977073 A JP 9977073A JP S49133002 A JPS49133002 A JP S49133002A
Authority
JP
Japan
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
JP48099770A
Other languages
Japanese (ja)
Other versions
JPS53283B2 (en
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
Application filed filed Critical
Publication of JPS49133002A publication Critical patent/JPS49133002A/ja
Publication of JPS53283B2 publication Critical patent/JPS53283B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04S1/005—For headphones
    • 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
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
JP9977073A 1972-09-08 1973-09-06 Expired JPS53283B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2244162A DE2244162C3 (en) 1972-09-08 1972-09-08 "system

Publications (2)

Publication Number Publication Date
JPS49133002A true JPS49133002A (en) 1974-12-20
JPS53283B2 JPS53283B2 (en) 1978-01-07

Family

ID=5855825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9977073A Expired JPS53283B2 (en) 1972-09-08 1973-09-06

Country Status (8)

Country Link
US (1) US3920904A (en)
JP (1) JPS53283B2 (en)
CH (1) CH571798A5 (en)
DE (1) DE2244162C3 (en)
FR (1) FR2199240B1 (en)
GB (1) GB1437129A (en)
IT (1) IT998449B (en)
NL (1) NL7312345A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5175429A (en) * 1974-12-25 1976-06-30 Matsushita Electric Ind Co Ltd
JPS5183507A (en) * 1975-01-20 1976-07-22 Matsushita Electric Ind Co Ltd
JPS5188002A (en) * 1975-01-30 1976-08-02
JPS51128503A (en) * 1975-04-30 1976-11-09 Matsushita Electric Ind Co Ltd 4-channel headphone unit
JPS51146202A (en) * 1975-05-30 1976-12-15 Matsushita Electric Ind Co Ltd Head-phone
JPS524802A (en) * 1975-07-01 1977-01-14 Matsushita Electric Ind Co Ltd Headphones
JPS5227626A (en) * 1975-08-27 1977-03-02 Matsushita Electric Ind Co Ltd Headphone device
JPS5227602A (en) * 1975-08-27 1977-03-02 Matsushita Electric Ind Co Ltd Headphone device
JPS5242701A (en) * 1975-10-01 1977-04-02 Matsushita Electric Ind Co Ltd Head-phone device
JPS5280001A (en) * 1975-12-26 1977-07-05 Victor Co Of Japan Ltd Binaural system
JPS52112302A (en) * 1976-03-18 1977-09-20 Matsushita Electric Ind Co Ltd 4-channel head phone unit
JPS52127302A (en) * 1976-04-19 1977-10-25 Matsushita Electric Ind Co Ltd Four-channel headphone system

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087631A (en) * 1975-07-01 1978-05-02 Matsushita Electric Industrial Co., Ltd. Projected sound localization headphone apparatus
US4097689A (en) * 1975-08-19 1978-06-27 Matsushita Electric Industrial Co., Ltd. Out-of-head localization headphone listening device
JPS52125301A (en) * 1976-04-13 1977-10-21 Victor Co Of Japan Ltd Signal processing circuit
US4136260A (en) * 1976-05-20 1979-01-23 Trio Kabushiki Kaisha Out-of-head localized sound reproduction system for headphone
DE2813000C2 (en) * 1977-03-24 1982-04-08 Andreas Milano Pavel Electroacoustic system for high quality reproduction of audio events
DE2918831C2 (en) * 1979-05-10 1982-09-30 Institut für Rundfunktechnik GmbH, 8000 München Circuit arrangement for adapting a room-related stereophonic program signal to free-field equalized headphones
DE2918776C2 (en) * 1979-05-10 1984-07-19 Kronester, Walter, Dipl.-Ing., 8000 München Circuit arrangement for adapting a room-related stereophonic program signal to free-field equalized headphones
US4615007A (en) * 1984-09-14 1986-09-30 Audiometrics, Inc. Audiologic testing method and apparatus with compensating means for soundwave attenuation through a transmitting medium
USRE34236E (en) * 1984-10-10 1993-04-27 Noise Cancellation Technologies, Inc. Frequency attenuation compensated pneumatic headphone and liquid tube audio system for medical use
US4701952A (en) * 1984-10-10 1987-10-20 Taylor Jefferson H Frequency attenuation compensated pneumatic headphone and liquid tube audio system for medical use
AT394650B (en) * 1988-10-24 1992-05-25 Akg Akustische Kino Geraete ELECTROACOUSTIC ARRANGEMENT FOR PLAYING STEREOPHONER BINAURAL AUDIO SIGNALS VIA HEADPHONES
WO1991001616A2 (en) * 1989-07-25 1991-02-07 Koenig Florian Meinhard System for the 'in front' location of auditory events generated by stereo headphones
DE69637736D1 (en) 1995-09-08 2008-12-18 Fujitsu Ltd Three-dimensional acoustic processor with application of linear predictive coefficients
US5751817A (en) * 1996-12-30 1998-05-12 Brungart; Douglas S. Simplified analog virtual externalization for stereophonic audio
US6243476B1 (en) 1997-06-18 2001-06-05 Massachusetts Institute Of Technology Method and apparatus for producing binaural audio for a moving listener
DE19901546A1 (en) * 1999-01-16 2000-07-20 Jan H Meier Electronic circuit for natural reproduction of electric audio and music signals via earphone set
FI113147B (en) 2000-09-29 2004-02-27 Nokia Corp Method and signal processing apparatus for transforming stereo signals for headphone listening
IL141822A (en) * 2001-03-05 2007-02-11 Haim Levy Method and system for simulating a 3d sound environment
DK176170B1 (en) * 2004-04-28 2006-11-13 Bang & Olufsen As Method for the objective determination of subjective characteristics of a binaural audio signal
DE102004023054B4 (en) 2004-05-11 2018-04-05 Helge Neumann Spatial filter for headphones
EP3213532B1 (en) * 2014-10-30 2018-09-26 Dolby Laboratories Licensing Corporation Impedance matching filters and equalization for headphone surround rendering
CN105487657A (en) * 2015-11-24 2016-04-13 小米科技有限责任公司 Sound loudness determination method and apparatus
US10225657B2 (en) 2016-01-18 2019-03-05 Boomcloud 360, Inc. Subband spatial and crosstalk cancellation for audio reproduction
BR112018014724B1 (en) * 2016-01-19 2020-11-24 Boomcloud 360, Inc METHOD, AUDIO PROCESSING SYSTEM AND MEDIA LEGIBLE BY COMPUTER NON TRANSIT CONFIGURED TO STORE THE METHOD
US10313820B2 (en) 2017-07-11 2019-06-04 Boomcloud 360, Inc. Sub-band spatial audio enhancement
US10524078B2 (en) 2017-11-29 2019-12-31 Boomcloud 360, Inc. Crosstalk cancellation b-chain
US10764704B2 (en) 2018-03-22 2020-09-01 Boomcloud 360, Inc. Multi-channel subband spatial processing for loudspeakers
US10841728B1 (en) 2019-10-10 2020-11-17 Boomcloud 360, Inc. Multi-channel crosstalk processing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3088997A (en) * 1960-12-29 1963-05-07 Columbia Broadcasting Syst Inc Stereophonic to binaural conversion apparatus

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5175429A (en) * 1974-12-25 1976-06-30 Matsushita Electric Ind Co Ltd
JPS5183507A (en) * 1975-01-20 1976-07-22 Matsushita Electric Ind Co Ltd
JPS5188002A (en) * 1975-01-30 1976-08-02
JPS51128503A (en) * 1975-04-30 1976-11-09 Matsushita Electric Ind Co Ltd 4-channel headphone unit
JPS51146202A (en) * 1975-05-30 1976-12-15 Matsushita Electric Ind Co Ltd Head-phone
JPS6019197B2 (en) * 1975-05-30 1985-05-15 松下電器産業株式会社 headphone
JPS524802A (en) * 1975-07-01 1977-01-14 Matsushita Electric Ind Co Ltd Headphones
JPS6019198B2 (en) * 1975-08-27 1985-05-15 松下電器産業株式会社 headphone device
JPS5227602A (en) * 1975-08-27 1977-03-02 Matsushita Electric Ind Co Ltd Headphone device
JPS5227626A (en) * 1975-08-27 1977-03-02 Matsushita Electric Ind Co Ltd Headphone device
JPS5242701A (en) * 1975-10-01 1977-04-02 Matsushita Electric Ind Co Ltd Head-phone device
JPS6019199B2 (en) * 1975-10-01 1985-05-15 松下電器産業株式会社 headphone device
JPS5280001A (en) * 1975-12-26 1977-07-05 Victor Co Of Japan Ltd Binaural system
JPS52112302A (en) * 1976-03-18 1977-09-20 Matsushita Electric Ind Co Ltd 4-channel head phone unit
JPS6027236B2 (en) * 1976-03-18 1985-06-27 松下電器産業株式会社 4 channel headphone device
JPS52127302A (en) * 1976-04-19 1977-10-25 Matsushita Electric Ind Co Ltd Four-channel headphone system

Also Published As

Publication number Publication date
DE2244162C3 (en) 1981-02-26
CH571798A5 (en) 1976-01-15
FR2199240A1 (en) 1974-04-05
JPS53283B2 (en) 1978-01-07
NL7312345A (en) 1974-03-12
FR2199240B1 (en) 1978-01-13
GB1437129A (en) 1976-05-26
IT998449B (en) 1976-01-20
DE2244162B2 (en) 1974-08-01
US3920904A (en) 1975-11-18
DE2244162A1 (en) 1974-03-28

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