NL7314187A - - Google Patents

Info

Publication number
NL7314187A
NL7314187A NL7314187A NL7314187A NL7314187A NL 7314187 A NL7314187 A NL 7314187A NL 7314187 A NL7314187 A NL 7314187A NL 7314187 A NL7314187 A NL 7314187A NL 7314187 A NL7314187 A NL 7314187A
Authority
NL
Netherlands
Application number
NL7314187A
Other versions
NL180557B (nl
NL180557C (nl
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 NL7314187A publication Critical patent/NL7314187A/xx
Publication of NL180557B publication Critical patent/NL180557B/xx
Application granted granted Critical
Publication of NL180557C publication Critical patent/NL180557C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Stereophonic Arrangements (AREA)
NLAANVRAGE7314187,A 1972-10-13 1973-10-15 Apparatuur voor stereofonische signaalweergave. NL180557C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972118493U JPS5251764Y2 (enrdf_load_stackoverflow) 1972-10-13 1972-10-13

Publications (3)

Publication Number Publication Date
NL7314187A true NL7314187A (enrdf_load_stackoverflow) 1974-04-16
NL180557B NL180557B (nl) 1986-10-01
NL180557C NL180557C (nl) 1987-03-02

Family

ID=14738024

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7314187,A NL180557C (nl) 1972-10-13 1973-10-15 Apparatuur voor stereofonische signaalweergave.

Country Status (8)

Country Link
US (1) US3849600A (enrdf_load_stackoverflow)
JP (1) JPS5251764Y2 (enrdf_load_stackoverflow)
CA (1) CA982057A (enrdf_load_stackoverflow)
DE (1) DE2351423C2 (enrdf_load_stackoverflow)
FR (1) FR2203250B1 (enrdf_load_stackoverflow)
GB (1) GB1425519A (enrdf_load_stackoverflow)
IT (1) IT995830B (enrdf_load_stackoverflow)
NL (1) NL180557C (enrdf_load_stackoverflow)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2455336C3 (de) * 1970-09-23 1982-11-11 Siegbert Dipl.-Ing. Dr. 7146 Tamm Hentschke Interferenzlautsprechersystem für stereophone Wiedergabe
US4191852A (en) * 1978-05-16 1980-03-04 Shin-Shirasuna Electric Corporation Stereophonic sense enhancing apparatus
US4308423A (en) * 1980-03-12 1981-12-29 Cohen Joel M Stereo image separation and perimeter enhancement
US4355203A (en) * 1980-03-12 1982-10-19 Cohen Joel M Stereo image separation and perimeter enhancement
DE3127478A1 (de) * 1981-07-11 1983-01-20 Interessengemeinschaft für Rundfunkschutzrechte GmbH, 4000 Düsseldorf Stereophonisches geraet fuer rundfunk- oder fernsehempfang oder zur aufzeichnung und/oder wiedergabe von ton- oder video-aufnahmen
US4489432A (en) * 1982-05-28 1984-12-18 Polk Audio, Inc. Method and apparatus for reproducing sound having a realistic ambient field and acoustic image
US5412731A (en) * 1982-11-08 1995-05-02 Desper Products, Inc. Automatic stereophonic manipulation system and apparatus for image enhancement
DK152478C (da) * 1985-12-06 1988-07-25 Ole Sparkjaer Fremgangsmaade og kredsloeb til dekodning af fire kanalsignaler, som er matrixkodet og foreligger i form af et to-kanal signal
US4819269A (en) * 1987-07-21 1989-04-04 Hughes Aircraft Company Extended imaging split mode loudspeaker 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
US5034983A (en) * 1987-10-15 1991-07-23 Cooper Duane H Head diffraction compensated stereo system
US4910778A (en) * 1987-10-16 1990-03-20 Barton Geoffrey J Signal enhancement processor for stereo system
JP2667228B2 (ja) * 1988-11-07 1997-10-27 株式会社日立製作所 テレビジョン受像機のステレオ再生装置
US4939781A (en) * 1988-11-14 1990-07-03 Lamonica Chuck Device for eliminating absolute polarity inversion in a high-fidelity sound reproduction system
US5841879A (en) * 1996-11-21 1998-11-24 Sonics Associates, Inc. Virtually positioned head mounted surround sound system
US6144747A (en) * 1997-04-02 2000-11-07 Sonics Associates, Inc. Head mounted surround sound system
US5661808A (en) * 1995-04-27 1997-08-26 Srs Labs, Inc. Stereo enhancement system
US5850453A (en) * 1995-07-28 1998-12-15 Srs Labs, Inc. Acoustic correction apparatus
US5677957A (en) * 1995-11-13 1997-10-14 Hulsebus; Alan Audio circuit producing enhanced ambience
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
US6181796B1 (en) * 1998-02-13 2001-01-30 National Semiconductor Corporation Method and system which drives left, right, and subwoofer transducers with multichannel amplifier having reduced power supply requirements
US6089923A (en) 1999-08-20 2000-07-18 Adc Telecommunications, Inc. Jack including crosstalk compensation for printed circuit board
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
US7076071B2 (en) * 2000-06-12 2006-07-11 Robert A. Katz Process for enhancing the existing ambience, imaging, depth, clarity and spaciousness of sound recordings
US8369532B2 (en) * 2006-08-10 2013-02-05 Koninklijke Philips Electronics N.V. Device for and a method of processing an audio signal
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
DE102008035685A1 (de) * 2008-07-30 2010-02-04 Elac Electroacustic Gmbh Verfahren zum Betreiben eines Stereo-Lautsprechersystems
WO2012094335A1 (en) 2011-01-04 2012-07-12 Srs Labs, Inc. Immersive audio rendering system
WO2014190140A1 (en) 2013-05-23 2014-11-27 Alan Kraemer Headphone audio enhancement system
FI20165142A (fi) * 2016-02-24 2017-08-25 Panphonics Oy Äänentoistojärjestelmä

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073037B (de) * 1960-01-14 Norddeutsche Mende Rundfunk K.G., Bremen-Hemelingen Anordnung zur Regelung der Lautstärke von elektroakustischen Wiedergabesystemen in Geräten zur stereophonischen Klangwiedergabe
DE1071762B (enrdf_load_stackoverflow) * 1958-09-09 1959-12-24 Teliefunken Gm.b.H., Berlin
US3164676A (en) * 1961-03-13 1965-01-05 Philco Corp Stereophonic system employing audio matrixing
DE1220895B (de) * 1964-08-08 1966-07-14 Deutsche Post Inst Elektroakustisches Verfahren fuer stereofone Wiedergabe ueber zwei Kanaele auf mehr als zwei Lautsprechern
DE2046776C3 (de) * 1970-09-23 1979-11-29 Siegbert Dipl.-Ing. Dr. 7000 Stuttgart Hentschke Interferenzlautsprechersystem zur stereophonen Wiedergabe

Also Published As

Publication number Publication date
DE2351423C2 (de) 1985-05-30
NL180557B (nl) 1986-10-01
GB1425519A (en) 1976-02-18
FR2203250A1 (enrdf_load_stackoverflow) 1974-05-10
JPS5251764Y2 (enrdf_load_stackoverflow) 1977-11-25
IT995830B (it) 1975-11-20
JPS4974801U (enrdf_load_stackoverflow) 1974-06-28
NL180557C (nl) 1987-03-02
DE2351423A1 (de) 1974-04-25
US3849600A (en) 1974-11-19
FR2203250B1 (enrdf_load_stackoverflow) 1978-01-06
CA982057A (en) 1976-01-20

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee