NL172815C - Meervoudige geluidweergeefinrichting. - Google Patents

Meervoudige geluidweergeefinrichting.

Info

Publication number
NL172815C
NL172815C NLAANVRAGE7204910,A NL7204910A NL172815C NL 172815 C NL172815 C NL 172815C NL 7204910 A NL7204910 A NL 7204910A NL 172815 C NL172815 C NL 172815C
Authority
NL
Netherlands
Prior art keywords
multiple sound
sound player
player
sound
Prior art date
Application number
NLAANVRAGE7204910,A
Other languages
English (en)
Other versions
NL7204910A (nl
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of NL7204910A publication Critical patent/NL7204910A/xx
Application granted granted Critical
Publication of NL172815C publication Critical patent/NL172815C/nl

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 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
NLAANVRAGE7204910,A 1971-04-13 1972-04-12 Meervoudige geluidweergeefinrichting. NL172815C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46023300A JPS5119761B1 (nl) 1971-04-13 1971-04-13

Publications (2)

Publication Number Publication Date
NL7204910A NL7204910A (nl) 1972-10-17
NL172815C true NL172815C (nl) 1983-10-17

Family

ID=12106736

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7204910,A NL172815B (nl) 1971-04-13 Meervoudige geluidweergeefinrichting.
NLAANVRAGE7204910,A NL172815C (nl) 1971-04-13 1972-04-12 Meervoudige geluidweergeefinrichting.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7204910,A NL172815B (nl) 1971-04-13 Meervoudige geluidweergeefinrichting.

Country Status (8)

Country Link
US (1) US3725586A (nl)
JP (1) JPS5119761B1 (nl)
CA (1) CA969867A (nl)
DE (1) DE2217740A1 (nl)
FR (1) FR2132897B1 (nl)
GB (1) GB1367191A (nl)
IT (1) IT951373B (nl)
NL (2) NL172815C (nl)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5313962B2 (nl) * 1971-12-21 1978-05-13
JPS5210364B2 (nl) * 1972-05-02 1977-03-23
JPS5645358B2 (nl) * 1973-11-29 1981-10-26
US3969588A (en) * 1974-11-29 1976-07-13 Video And Audio Artistry Corporation Audio pan generator
JPS51132803A (en) * 1975-04-17 1976-11-18 Nippon Hoso Kyokai <Nhk> Sound field expander
US4053711A (en) * 1976-04-26 1977-10-11 Audio Pulse, Inc. Simulation of reverberation in audio signals
JPS53114201U (nl) * 1977-02-18 1978-09-11
US4167651A (en) * 1977-09-20 1979-09-11 O. C. Electronics, Inc. Mixing two signals derived from an audio source without oscillation
US4191852A (en) * 1978-05-16 1980-03-04 Shin-Shirasuna Electric Corporation Stereophonic sense enhancing apparatus
DE2822735C2 (de) * 1978-05-24 1985-04-25 Shin-Shirasuna Electric Corp., Nagoya, Aichi Stereophone Wiedergabevorrichtung
US4352953A (en) * 1978-09-11 1982-10-05 Samuel Emmer Multichannel non-discrete audio reproduction system
US4303800A (en) * 1979-05-24 1981-12-01 Analog And Digital Systems, Inc. Reproducing multichannel sound
US4403112A (en) * 1981-05-18 1983-09-06 Modafferi Acoustical Systems, Ltd. Phase shift low frequency loudspeaker system
US4567607A (en) * 1983-05-03 1986-01-28 Stereo Concepts, Inc. Stereo image recovery
US4748669A (en) * 1986-03-27 1988-05-31 Hughes Aircraft Company Stereo enhancement system
US5034983A (en) * 1987-10-15 1991-07-23 Cooper Duane H Head diffraction compensated stereo system
US5136651A (en) * 1987-10-15 1992-08-04 Cooper Duane H Head diffraction compensated stereo system
US4975954A (en) * 1987-10-15 1990-12-04 Cooper Duane H Head diffraction compensated stereo system with optimal equalization
US4910779A (en) * 1987-10-15 1990-03-20 Cooper Duane H Head diffraction compensated stereo system with optimal equalization
US4910778A (en) * 1987-10-16 1990-03-20 Barton Geoffrey J Signal enhancement processor for stereo system
JP2897586B2 (ja) * 1993-03-05 1999-05-31 ヤマハ株式会社 音場制御装置
US5386473A (en) * 1994-01-21 1995-01-31 Harrison; Robert W. Passive surround sound circuit
US5666422A (en) * 1994-05-18 1997-09-09 Harrison; Robert W. Remote speaker for surround-sound applications
DE4440014C2 (de) * 1994-11-09 2002-02-07 Deutsche Telekom Ag Verfahren und Vorrichtung zur mehrkanaligen Tonwiedergabe
US5661808A (en) * 1995-04-27 1997-08-26 Srs Labs, Inc. Stereo enhancement system
US5970152A (en) * 1996-04-30 1999-10-19 Srs Labs, Inc. Audio enhancement system for use in a surround sound environment
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
EP1125474A1 (en) * 1997-11-03 2001-08-22 Creative Technology Ltd. Pc surround sound circuit
US6421447B1 (en) * 1999-09-30 2002-07-16 Inno-Tech Co., Ltd. Method of generating surround sound with channels processing separately
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
US6829359B2 (en) * 2002-10-08 2004-12-07 Arilg Electronics Co, Llc Multispeaker sound imaging system
WO2005070097A2 (en) * 2004-01-09 2005-08-04 Masonware Partners, Llc Passive surround sound adapter
JP2007208679A (ja) * 2006-02-02 2007-08-16 Matsushita Electric Ind Co Ltd 音響再生装置
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
US9653062B2 (en) * 2009-08-15 2017-05-16 Archiveades Georgiou Method, system and item
US8571232B2 (en) * 2009-09-11 2013-10-29 Barry Stephen Goldfarb Apparatus and method for a complete audio signal
US8259960B2 (en) * 2009-09-11 2012-09-04 BSG Laboratory, LLC Phase layering apparatus and method for a complete audio signal
KR101624904B1 (ko) * 2009-11-09 2016-05-27 삼성전자주식회사 휴대용 단말기에서 디엔엘에이를 이용하여 멀티 사운드 채널 컨텐츠를 재생하기 위한 장치 및 방법
US9154897B2 (en) 2011-01-04 2015-10-06 Dts Llc Immersive audio rendering system
BE1020249A4 (fr) * 2011-09-14 2013-07-02 Bilteryst Pierre Jean Procede de reproduction "a l'authentique" d'ambiances sonores composites captees globalement detaillees en spectrophonie par resonances electro-acoustiques.
WO2014190140A1 (en) 2013-05-23 2014-11-27 Alan Kraemer Headphone audio enhancement system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3586783A (en) * 1969-06-18 1971-06-22 David R Brickner Sound system with enhanced low frequency distribution
US3665105A (en) * 1970-03-09 1972-05-23 Univ Leland Stanford Junior Method and apparatus for simulating location and movement of sound
US3646574A (en) * 1970-05-25 1972-02-29 Howard S Holzer Compatible stereo generator
US3684835A (en) * 1970-07-29 1972-08-15 Parasound Inc Four channel stereo synthesizer
US3697692A (en) * 1971-06-10 1972-10-10 Dynaco Inc Two-channel,four-component stereophonic system

Also Published As

Publication number Publication date
DE2217740A1 (de) 1972-10-26
CA969867A (en) 1975-06-24
GB1367191A (en) 1974-09-18
IT951373B (it) 1973-06-30
US3725586A (en) 1973-04-03
FR2132897B1 (nl) 1978-03-03
JPS5119761B1 (nl) 1976-06-19
FR2132897A1 (nl) 1972-11-24
NL7204910A (nl) 1972-10-17
NL172815B (nl)

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee