DK156361C - Apparat til frembringelse af kunstige stereofonisignaler - Google Patents

Apparat til frembringelse af kunstige stereofonisignaler

Info

Publication number
DK156361C
DK156361C DK100380A DK100380A DK156361C DK 156361 C DK156361 C DK 156361C DK 100380 A DK100380 A DK 100380A DK 100380 A DK100380 A DK 100380A DK 156361 C DK156361 C DK 156361C
Authority
DK
Denmark
Prior art keywords
stereophone
signals
producing artificial
artificial
producing
Prior art date
Application number
DK100380A
Other languages
English (en)
Other versions
DK156361B (da
DK100380A (da
Inventor
Patrick Douglas Griffis
Original Assignee
Rca Licensing Corp
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 Rca Licensing Corp filed Critical Rca Licensing Corp
Publication of DK100380A publication Critical patent/DK100380A/da
Publication of DK156361B publication Critical patent/DK156361B/da
Application granted granted Critical
Publication of DK156361C publication Critical patent/DK156361C/da

Links

Classifications

    • 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 

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
DK100380A 1979-03-09 1980-03-07 Apparat til frembringelse af kunstige stereofonisignaler DK156361C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/018,905 US4239939A (en) 1979-03-09 1979-03-09 Stereophonic sound synthesizer
US1890579 1979-03-09

Publications (3)

Publication Number Publication Date
DK100380A DK100380A (da) 1980-09-10
DK156361B DK156361B (da) 1989-08-07
DK156361C true DK156361C (da) 1989-12-27

Family

ID=21790357

Family Applications (1)

Application Number Title Priority Date Filing Date
DK100380A DK156361C (da) 1979-03-09 1980-03-07 Apparat til frembringelse af kunstige stereofonisignaler

Country Status (6)

Country Link
US (1) US4239939A (da)
EP (1) EP0015770A1 (da)
JP (1) JPS55123300A (da)
KR (1) KR830000937B1 (da)
CA (1) CA1135839A (da)
DK (1) DK156361C (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449229A (en) * 1980-10-24 1984-05-15 Pioneer Electronic Corporation Signal processing circuit
US4394535A (en) * 1981-03-09 1983-07-19 Rca Corporation Split phase stereophonic sound synthesizer
IT1209458B (it) * 1981-05-08 1989-08-30 Rca Corp Complesso di commutazione per un sintetizzatore audio stereofonico.
US4479235A (en) * 1981-05-08 1984-10-23 Rca Corporation Switching arrangement for a stereophonic sound synthesizer
NL8320241A (nl) * 1982-07-22 1984-06-01 Tvi Systems Ltd Monaurale- binaurale audioverwerkingsinrichting.
US4555795A (en) * 1982-07-22 1985-11-26 Tvi Systems, Ltd. Monaural to binaural audio processor
US4517602A (en) * 1982-10-18 1985-05-14 Rca Corporation Dynamic noise filter for an audio signal in a television
US4653096A (en) * 1984-03-16 1987-03-24 Nippon Gakki Seizo Kabushiki Kaisha Device for forming a simulated stereophonic sound field
US4748669A (en) * 1986-03-27 1988-05-31 Hughes Aircraft Company Stereo enhancement system
US4783814A (en) * 1986-10-09 1988-11-08 Comprehensive Health Care Corp. Of America Stethoscope having pseudostereophonic binaural enhancement
US4739514A (en) * 1986-12-22 1988-04-19 Bose Corporation Automatic dynamic equalizing
JP2610139B2 (ja) * 1987-09-05 1997-05-14 ヤマハ株式会社 楽音発生装置
US4841572A (en) * 1988-03-14 1989-06-20 Hughes Aircraft Company Stereo synthesizer
US5274708A (en) * 1992-06-01 1993-12-28 Fusan Labs, Inc. Digital stereo sound enhancement unit and method
JP2886402B2 (ja) * 1992-12-22 1999-04-26 株式会社河合楽器製作所 ステレオ信号発生装置
KR0120086Y1 (ko) * 1993-08-31 1998-07-15 김광호 사운드 절환회로
US5661808A (en) 1995-04-27 1997-08-26 Srs Labs, Inc. Stereo enhancement system
US5692050A (en) * 1995-06-15 1997-11-25 Binaura Corporation Method and apparatus for spatially enhancing stereo and monophonic signals
US6590983B1 (en) * 1998-10-13 2003-07-08 Srs Labs, Inc. Apparatus and method for synthesizing pseudo-stereophonic outputs from a monophonic input
US7260231B1 (en) * 1999-05-26 2007-08-21 Donald Scott Wedge Multi-channel audio panel
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
US7016509B1 (en) 2000-09-08 2006-03-21 Harman International Industries, Inc. System and method for varying low audio frequencies inversely with audio signal level
US7522733B2 (en) * 2003-12-12 2009-04-21 Srs Labs, Inc. Systems and methods of spatial image enhancement of a sound source
JP5063528B2 (ja) * 2008-08-21 2012-10-31 株式会社オーディオテクニカ ノイズキャンセルシステム
JP2014168228A (ja) * 2013-01-30 2014-09-11 Yamaha Corp 放音装置
WO2014190140A1 (en) 2013-05-23 2014-11-27 Alan Kraemer Headphone audio enhancement system
FI20195726A1 (en) * 2019-09-02 2021-03-03 Genelec Oy A system and method for producing complementary sound

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2616970A (en) * 1948-02-11 1952-11-04 Hartford Nat Bank & Trust Co Device for the transmission by electrical means of oscillations of acoustic frequency
DE944799C (de) * 1954-10-23 1956-06-21 Nordwestdeutscher Rundfunk Anordnung fuer Einkanal-Stereophonie
US3056854A (en) * 1957-11-27 1962-10-02 Unitronics Corp Binaural sound system for television receivers
US3670106A (en) * 1970-04-06 1972-06-13 Parasound Inc Stereo synthesizer
US4137510A (en) * 1976-01-22 1979-01-30 Victor Company Of Japan, Ltd. Frequency band dividing filter

Also Published As

Publication number Publication date
DK156361B (da) 1989-08-07
JPH0136320B2 (da) 1989-07-31
JPS55123300A (en) 1980-09-22
KR830000937B1 (ko) 1983-05-11
US4239939A (en) 1980-12-16
EP0015770A1 (en) 1980-09-17
DK100380A (da) 1980-09-10
CA1135839A (en) 1982-11-16

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Legal Events

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PBP Patent lapsed