FR2199240B1 - - Google Patents

Info

Publication number
FR2199240B1
FR2199240B1 FR7332288A FR7332288A FR2199240B1 FR 2199240 B1 FR2199240 B1 FR 2199240B1 FR 7332288 A FR7332288 A FR 7332288A FR 7332288 A FR7332288 A FR 7332288A FR 2199240 B1 FR2199240 B1 FR 2199240B1
Authority
FR
France
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
Application number
FR7332288A
Other versions
FR2199240A1 (fr
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.)
BEYER ELEKTROTECH
Original Assignee
BEYER ELEKTROTECH
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 by BEYER ELEKTROTECH filed Critical BEYER ELEKTROTECH
Publication of FR2199240A1 publication Critical patent/FR2199240A1/fr
Application granted granted Critical
Publication of FR2199240B1 publication Critical patent/FR2199240B1/fr
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]
FR7332288A 1972-09-08 1973-09-07 Expired FR2199240B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2244162A DE2244162C3 (de) 1972-09-08 1972-09-08 «system

Publications (2)

Publication Number Publication Date
FR2199240A1 FR2199240A1 (fr) 1974-04-05
FR2199240B1 true FR2199240B1 (fr) 1978-01-13

Family

ID=5855825

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7332288A Expired FR2199240B1 (fr) 1972-09-08 1973-09-07

Country Status (8)

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

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5175429A (fr) * 1974-12-25 1976-06-30 Matsushita Electric Ind Co Ltd
JPS5183507A (fr) * 1975-01-20 1976-07-22 Matsushita Electric Ind Co Ltd
JPS5188002A (fr) * 1975-01-30 1976-08-02
JPS51128503A (en) * 1975-04-30 1976-11-09 Matsushita Electric Ind Co Ltd 4-channel headphone unit
JPS6019197B2 (ja) * 1975-05-30 1985-05-15 松下電器産業株式会社 ヘツドホン
JPS5227626A (en) * 1975-08-27 1977-03-02 Matsushita Electric Ind Co Ltd Headphone device
JPS524802A (en) * 1975-07-01 1977-01-14 Matsushita Electric Ind Co Ltd Headphones
US4087631A (en) * 1975-07-01 1978-05-02 Matsushita Electric Industrial Co., Ltd. Projected sound localization headphone apparatus
JPS6019199B2 (ja) * 1975-10-01 1985-05-15 松下電器産業株式会社 ヘツドホン装置
JPS6019198B2 (ja) * 1975-08-27 1985-05-15 松下電器産業株式会社 ヘツドホン装置
US4097689A (en) * 1975-08-19 1978-06-27 Matsushita Electric Industrial Co., Ltd. Out-of-head localization headphone listening device
JPS5280001A (en) * 1975-12-26 1977-07-05 Victor Co Of Japan Ltd Binaural system
JPS6027236B2 (ja) * 1976-03-18 1985-06-27 松下電器産業株式会社 ４チヤンネルヘツドホン装置
JPS52125301A (en) * 1976-04-13 1977-10-21 Victor Co Of Japan Ltd Signal processing circuit
JPS52127302A (en) * 1976-04-19 1977-10-25 Matsushita Electric Ind Co Ltd Four-channel headphone system
US4136260A (en) * 1976-05-20 1979-01-23 Trio Kabushiki Kaisha Out-of-head localized sound reproduction system for headphone
DE2813000C2 (de) * 1977-03-24 1982-04-08 Andreas Milano Pavel Elektroakustische Anlage für die hochwertige Wiedergabe von Hörereignissen
DE2918831C2 (de) * 1979-05-10 1982-09-30 Institut für Rundfunktechnik GmbH, 8000 München Schaltungsanordnung zum Anpassen eines raumbezogen stereophonen Programmsignals an einen freifeldentzerrten Kopfhörer
DE2918776C2 (de) * 1979-05-10 1984-07-19 Kronester, Walter, Dipl.-Ing., 8000 München Schaltungsanordnung zum Anpassen eines raumbezogen stereophonen Programmsignals an einen freifeldentzerrten Kopfhörer
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
US4701952A (en) * 1984-10-10 1987-10-20 Taylor Jefferson H Frequency attenuation compensated pneumatic headphone and liquid tube audio system for medical use
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
AT394650B (de) * 1988-10-24 1992-05-25 Akg Akustische Kino Geraete Elektroakustische anordnung zur wiedergabe stereophoner binauraler audiosignale ueber kopfhoerer
ATE109608T1 (de) * 1989-07-25 1994-08-15 Florian Meinhard Konig Stereokopfhörer zur vorneortung von mittels stereokopfhörern erzeugten hörereignissen.
DE69637736D1 (de) 1995-09-08 2008-12-18 Fujitsu Ltd Dreidimensionaler akustischer Prozessor mit Anwendung von linearen prädiktiven Koeffizienten
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 (de) * 1999-01-16 2000-07-20 Jan H Meier Elektrische Schaltung für die natürliche Wiedergabe von elektrischen Audio- und Musiksignalen über einen Kopfhörer
FI113147B (fi) 2000-09-29 2004-02-27 Nokia Corp Menetelmä ja signaalinkäsittelylaite stereosignaalien muuntamiseksi kuulokekuuntelua varten
IL141822A (en) * 2001-03-05 2007-02-11 Haim Levy A method and system for imitating a 3D audio environment
DK176170B1 (da) * 2004-04-28 2006-11-13 Bang & Olufsen As Fremgangsmåde til objektiv bestemmelse af subjektive egenskaber ved et binauralt lydsignal
DE102004023054B4 (de) 2004-05-11 2018-04-05 Helge Neumann Spatial-Filter für Kopfhörer
US10341799B2 (en) * 2014-10-30 2019-07-02 Dolby Laboratories Licensing Corporation Impedance matching filters and equalization for headphone surround rendering
CN105487657A (zh) * 2015-11-24 2016-04-13 小米科技有限责任公司 声音响度的确定方法及装置
US10225657B2 (en) 2016-01-18 2019-03-05 Boomcloud 360, Inc. Subband spatial and crosstalk cancellation for audio reproduction
AU2017208916B2 (en) * 2016-01-19 2019-01-31 Boomcloud 360, Inc. Audio enhancement for head-mounted speakers
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

Also Published As

Publication number Publication date
DE2244162A1 (de) 1974-03-28
IT998449B (it) 1976-01-20
NL7312345A (fr) 1974-03-12
JPS53283B2 (fr) 1978-01-07
US3920904A (en) 1975-11-18
GB1437129A (en) 1976-05-26
CH571798A5 (fr) 1976-01-15
DE2244162C3 (de) 1981-02-26
JPS49133002A (fr) 1974-12-20
FR2199240A1 (fr) 1974-04-05
DE2244162B2 (de) 1974-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse