IT995830B - EQUIPMENT FOR THE REPRODUCTION OF STEREOPHONE SIGNALS - Google Patents

EQUIPMENT FOR THE REPRODUCTION OF STEREOPHONE SIGNALS

Info

Publication number
IT995830B
IT995830B IT7330072A IT3007273A IT995830B IT 995830 B IT995830 B IT 995830B IT 7330072 A IT7330072 A IT 7330072A IT 3007273 A IT3007273 A IT 3007273A IT 995830 B IT995830 B IT 995830B
Authority
IT
Italy
Prior art keywords
stereophone
reproduction
signals
equipment
stereophone signals
Prior art date
Application number
IT7330072A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT995830B publication Critical patent/IT995830B/en

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)
IT7330072A 1972-10-13 1973-10-12 EQUIPMENT FOR THE REPRODUCTION OF STEREOPHONE SIGNALS IT995830B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT995830B true IT995830B (en) 1975-11-20

Family

ID=14738024

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7330072A IT995830B (en) 1972-10-13 1973-10-12 EQUIPMENT FOR THE REPRODUCTION OF STEREOPHONE SIGNALS

Country Status (8)

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

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2455336C3 (en) * 1970-09-23 1982-11-11 Siegbert Dipl.-Ing. Dr. 7146 Tamm Hentschke Interference loudspeaker system for stereophonic reproduction
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 (en) * 1981-07-11 1983-01-20 Interessengemeinschaft für Rundfunkschutzrechte GmbH, 4000 Düsseldorf Stereophonic device for broadcast or television reception or for recording and/or replaying audio or video recordings
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 (en) * 1985-12-06 1988-07-25 Ole Sparkjaer PROCEDURE AND CIRCUIT FOR DECODING FOUR CHANNEL SIGNALS WHICH ARE THE MATRIX CODE AND EXISTING IN THE FORM OF A TWO CHANNEL SIGNAL
US4819269A (en) * 1987-07-21 1989-04-04 Hughes Aircraft Company Extended imaging split mode loudspeaker system
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
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
US4910778A (en) * 1987-10-16 1990-03-20 Barton Geoffrey J Signal enhancement processor for stereo system
JP2667228B2 (en) * 1988-11-07 1997-10-27 株式会社日立製作所 Stereo reproduction device for television receiver
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
RU2009108329A (en) * 2006-08-10 2010-09-20 Конинклейке Филипс Электроникс Н.В. (Nl) DEVICE AND METHOD FOR PROCESSING THE AUDIO SIGNAL
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
DE102008035685A1 (en) * 2008-07-30 2010-02-04 Elac Electroacustic Gmbh Method for operating stereo-loudspeaker system, involves delaying central loudspeaker controlling signal against signals for controlling lateral loudspeakers for quotients of specific distance and sound speed
CN103329571B (en) 2011-01-04 2016-08-10 Dts有限责任公司 Immersion audio presentation systems
US9258664B2 (en) 2013-05-23 2016-02-09 Comhear, Inc. Headphone audio enhancement system
FI20165142A (en) * 2016-02-24 2017-08-25 Panphonics Oy sound system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1073037B (en) * 1960-01-14 Norddeutsche Mende Rundfunk K.G., Bremen-Hemelingen Arrangement for regulating the volume of electroacoustic reproduction systems in devices for stereophonic sound reproduction
DE1071762B (en) * 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
DE2046776C3 (en) * 1970-09-23 1979-11-29 Siegbert Dipl.-Ing. Dr. 7000 Stuttgart Hentschke Interference loudspeaker system for stereophonic reproduction

Also Published As

Publication number Publication date
NL180557B (en) 1986-10-01
GB1425519A (en) 1976-02-18
JPS5251764Y2 (en) 1977-11-25
CA982057A (en) 1976-01-20
NL7314187A (en) 1974-04-16
DE2351423C2 (en) 1985-05-30
FR2203250B1 (en) 1978-01-06
JPS4974801U (en) 1974-06-28
DE2351423A1 (en) 1974-04-25
FR2203250A1 (en) 1974-05-10
US3849600A (en) 1974-11-19
NL180557C (en) 1987-03-02

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