SE8101348L - Akustisk apparat - Google Patents

Akustisk apparat

Info

Publication number
SE8101348L
SE8101348L SE8101348A SE8101348A SE8101348L SE 8101348 L SE8101348 L SE 8101348L SE 8101348 A SE8101348 A SE 8101348A SE 8101348 A SE8101348 A SE 8101348A SE 8101348 L SE8101348 L SE 8101348L
Authority
SE
Sweden
Prior art keywords
frequency component
reproduce
extracting
channel signals
reproduction power
Prior art date
Application number
SE8101348A
Other languages
English (en)
Swedish (sv)
Inventor
S Ariga
T Tomita
Original Assignee
Clarion Co Ltd
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 Clarion Co Ltd filed Critical Clarion Co Ltd
Publication of SE8101348L publication Critical patent/SE8101348L/xx

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 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/307—Frequency adjustment, e.g. tone control

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
SE8101348A 1980-03-04 1981-03-03 Akustisk apparat SE8101348L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980027944U JPS56130400U (xx) 1980-03-04 1980-03-04

Publications (1)

Publication Number Publication Date
SE8101348L true SE8101348L (sv) 1981-09-05

Family

ID=12234995

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8101348A SE8101348L (sv) 1980-03-04 1981-03-03 Akustisk apparat

Country Status (5)

Country Link
US (1) US4408095A (xx)
JP (1) JPS56130400U (xx)
DE (1) DE3107872A1 (xx)
GB (1) GB2074427B (xx)
SE (1) SE8101348L (xx)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT379275B (de) * 1982-04-20 1985-12-10 Neutrik Ag Stereophone wiedergabeanlage in fahrgastraeumen von kraftfahrzeugen
US4594730A (en) * 1984-04-18 1986-06-10 Rosen Terry K Apparatus and method for enhancing the perceived sound image of a sound signal by source localization
JPS60230800A (ja) * 1984-04-28 1985-11-16 Fujitsu Ten Ltd 車載用スピ−カシステム
US4809338A (en) * 1985-07-05 1989-02-28 Harman International Industries, Incorporated Automotive sound system
US6560341B1 (en) * 1986-04-21 2003-05-06 Jan R Coyle System for transcription and playback of sonic signals
US4759065A (en) * 1986-09-22 1988-07-19 Harman International Industries, Incorporated Automotive sound system
US4932060A (en) * 1987-03-25 1990-06-05 Bose Corporation Stereo electroacoustical transducing
GB2209110A (en) * 1987-08-26 1989-04-26 Microbourne Limited Sound reproduction system
DE3837538C2 (de) * 1988-02-03 1996-10-17 Pioneer Electronic Corp Lautstärkesteuerschaltung mit Frequenzgangkompensation für ein Audiowiedergabegerät eines Kraftfahrzeugs
US5129006A (en) * 1989-01-06 1992-07-07 Hill Amel L Electronic audio signal amplifier and loudspeaker system
US5384855A (en) * 1989-02-21 1995-01-24 Concept Enterprises, Inc. Audio system for vehicular application
US4905284A (en) * 1989-02-21 1990-02-27 Concept Enterprises, Inc. Audio system for vehicular applications
KR910007982Y1 (ko) * 1989-09-19 1991-10-10 삼성전자 주식회사 중저음 레벨 제어회로
US5046104A (en) * 1989-11-30 1991-09-03 Cambridge Soundworks, Inc. Loudspeaker system
JPH03236691A (ja) * 1990-02-14 1991-10-22 Hitachi Ltd テレビジョン受信機用音声回路
JPH04250710A (ja) * 1991-01-09 1992-09-07 Sony Corp オーディオ回路
US5251260A (en) * 1991-08-07 1993-10-05 Hughes Aircraft Company Audio surround system with stereo enhancement and directivity servos
US5265166A (en) * 1991-10-30 1993-11-23 Panor Corp. Multi-channel sound simulation system
DE69424888T2 (de) * 1993-01-22 2001-02-15 Koninkl Philips Electronics Nv Digitale Dreikanalübertragung von linken und rechten Stereosignalen und von einem Mittelsignal
DE19510556B4 (de) * 1995-03-23 2005-08-25 Robert Bosch Gmbh Rundfunkempfänger
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
US5970152A (en) * 1996-04-30 1999-10-19 Srs Labs, Inc. Audio enhancement system for use in a surround sound environment
EP0808076B1 (de) * 1996-05-17 2007-11-21 Micronas GmbH Raumklangsystem
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
US7085387B1 (en) * 1996-11-20 2006-08-01 Metcalf Randall B Sound system and method for capturing and reproducing sounds originating from a plurality of sound sources
JP3788537B2 (ja) * 1997-01-20 2006-06-21 松下電器産業株式会社 音響処理回路
JPH10224888A (ja) * 1997-02-06 1998-08-21 Pioneer Electron Corp 車載用スピーカシステム
US6281749B1 (en) 1997-06-17 2001-08-28 Srs Labs, Inc. Sound enhancement system
US6038323A (en) * 1997-11-17 2000-03-14 Harman Motive Inc. Stereophonic image enhancement system for use in automobiles
US6931134B1 (en) * 1998-07-28 2005-08-16 James K. Waller, Jr. Multi-dimensional processor and multi-dimensional audio processor system
JP3324525B2 (ja) * 1998-10-01 2002-09-17 株式会社村田製作所 ３ｄウーハ駆動回路
US6239348B1 (en) * 1999-09-10 2001-05-29 Randall B. Metcalf Sound system and method for creating a sound event based on a modeled sound field
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
JP2001224099A (ja) * 2000-02-14 2001-08-17 Pioneer Electronic Corp オーディオシステムにおける音場補正方法
AU2003275290B2 (en) * 2002-09-30 2008-09-11 Verax Technologies Inc. System and method for integral transference of acoustical events
US20040184628A1 (en) * 2003-03-20 2004-09-23 Niro1.Com Inc. Speaker apparatus
US8565447B2 (en) * 2004-07-08 2013-10-22 James K. Waller, Jr. Active instrument subwoofer system for low frequency enhancement
WO2006050353A2 (en) * 2004-10-28 2006-05-11 Verax Technologies Inc. A system and method for generating sound events
CA2598575A1 (en) * 2005-02-22 2006-08-31 Verax Technologies Inc. System and method for formatting multimode sound content and metadata
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
US20100223552A1 (en) * 2009-03-02 2010-09-02 Metcalf Randall B Playback Device For Generating Sound Events
CN103329571B (zh) 2011-01-04 2016-08-10 Dts有限责任公司 沉浸式音频呈现系统
WO2014190140A1 (en) 2013-05-23 2014-11-27 Alan Kraemer Headphone audio enhancement system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3094587A (en) * 1960-07-05 1963-06-18 Philco Corp Improved dual channel amplifier system
US3397286A (en) * 1964-09-17 1968-08-13 Gen Motors Corp Four-speaker adjustable stereo sound system
DE2253696B1 (de) * 1972-11-02 1974-02-21 Electroacustic Gmbh, 2300 Kiel Verfahren zur verringerung von stoerspannungen bei mehrkanaliger wiedergabe von akustischen darbietungen
US4230905A (en) * 1978-08-18 1980-10-28 Crum Ronald J Stereophonic system with discrete bass channels

Also Published As

Publication number Publication date
DE3107872A1 (de) 1982-01-21
GB2074427A (en) 1981-10-28
JPS56130400U (xx) 1981-10-03
US4408095A (en) 1983-10-04
GB2074427B (en) 1984-06-06

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