DE69309679T2 - Stereophonische tonwiedergabevorrichtung mit mehreren lautsprechern fur jeden kanal - Google Patents

Stereophonische tonwiedergabevorrichtung mit mehreren lautsprechern fur jeden kanal

Info

Publication number
DE69309679T2
DE69309679T2 DE69309679T DE69309679T DE69309679T2 DE 69309679 T2 DE69309679 T2 DE 69309679T2 DE 69309679 T DE69309679 T DE 69309679T DE 69309679 T DE69309679 T DE 69309679T DE 69309679 T2 DE69309679 T2 DE 69309679T2
Authority
DE
Germany
Prior art keywords
loudspeakers
pct
date
channel
sec
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69309679T
Other languages
English (en)
Other versions
DE69309679D1 (de
Inventor
Alain Azoulay
Jean-Louis Queri
Jean Rouch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69309679D1 publication Critical patent/DE69309679D1/de
Application granted granted Critical
Publication of DE69309679T2 publication Critical patent/DE69309679T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
  • Static Random-Access Memory (AREA)
  • Stereophonic Arrangements (AREA)
DE69309679T 1992-06-12 1993-06-11 Stereophonische tonwiedergabevorrichtung mit mehreren lautsprechern fur jeden kanal Expired - Fee Related DE69309679T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9207447A FR2692425B1 (fr) 1992-06-12 1992-06-12 Dispositif de reproduction sonore par multiamplification active.
PCT/FR1993/000558 WO1993026134A1 (fr) 1992-06-12 1993-06-11 Dispositif de reproduction sonore stereophonique utilisant une pluralite de haut-parleurs dans chaque canal

Publications (2)

Publication Number Publication Date
DE69309679D1 DE69309679D1 (de) 1997-05-15
DE69309679T2 true DE69309679T2 (de) 1997-10-23

Family

ID=9430913

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69309679T Expired - Fee Related DE69309679T2 (de) 1992-06-12 1993-06-11 Stereophonische tonwiedergabevorrichtung mit mehreren lautsprechern fur jeden kanal

Country Status (9)

Country Link
US (1) US5717766A (de)
EP (1) EP0645070B1 (de)
JP (1) JPH08502863A (de)
AT (1) ATE151585T1 (de)
CA (1) CA2137695A1 (de)
DE (1) DE69309679T2 (de)
DK (1) DK0645070T3 (de)
FR (1) FR2692425B1 (de)
WO (1) WO1993026134A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU7538000A (en) * 1999-09-29 2001-04-30 1... Limited Method and apparatus to direct sound
DE10017653A1 (de) * 2000-04-08 2001-10-18 Basf Coatings Ag Pfropfmischpolymerisate auf Polyurethanbasis, ihre Herstellung und ihre Verwendung
NL1016172C2 (nl) * 2000-09-13 2002-03-15 Johan Van Der Werff Een stelsel van geluidstransducenten met regelbare richteigenschappen.
US20020135534A1 (en) * 2001-01-24 2002-09-26 Elsten Thomas J. Single telephonic line input operable stationary variable information exhibitor and audio pager
US7024002B2 (en) * 2004-01-26 2006-04-04 Dickey Baron C Method and apparatus for spatially enhancing the stereo image in sound reproduction and reinforcement systems
US20060018491A1 (en) * 2004-07-20 2006-01-26 Stiles Enrique M Single-sided Bessel array
DE102005033239A1 (de) * 2005-07-15 2007-01-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Steuern einer Mehrzahl von Lautsprechern mittels einer graphischen Benutzerschnittstelle
WO2007027893A2 (en) * 2005-08-30 2007-03-08 The Regents Of The University Of California, Santa Cruz Kernel regression for image processing and reconstruction
KR101297300B1 (ko) * 2007-01-31 2013-08-16 삼성전자주식회사 스피커 어레이를 이용한 프론트 서라운드 재생 시스템 및그 신호 재생 방법
KR101547639B1 (ko) * 2009-05-22 2015-08-27 삼성전자 주식회사 사운드 포커싱 장치 및 방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105864A (en) * 1975-07-17 1978-08-08 Teledyne Industries, Inc. Stereo and spaciousness reverberation system using random access memory and multiplex
US4107461A (en) * 1977-06-09 1978-08-15 Bose Corporation Environment for demonstrating a stereo loudspeaker system
US4199657A (en) * 1978-07-21 1980-04-22 Harvey Lane Planar sound reproducing speaker system
FR2441978A1 (fr) * 1978-11-16 1980-06-13 Mumbach Pierre Dispositif de sonorisation amelioree pour grands espaces d'audition
NL8001119A (nl) * 1980-02-25 1981-09-16 Philips Nv Richtingsonafhankelijk luidsprekerszuil- of vlak.
JPS5768991A (en) * 1980-10-16 1982-04-27 Pioneer Electronic Corp Speaker system
NL8105371A (nl) * 1981-11-27 1983-06-16 Philips Nv Inrichting voor het aansturen van een of meer omzeteenheden.
US4598418A (en) * 1985-02-05 1986-07-01 Griffith Jr Eugene R Sound system employing automatic proportional amplification
US4683591A (en) * 1985-04-29 1987-07-28 Emhart Industries, Inc. Proportional power demand audio amplifier control
KR910007182B1 (ko) * 1987-12-21 1991-09-19 마쯔시다덴기산교 가부시기가이샤 스크리인장치
US5004067A (en) * 1988-06-30 1991-04-02 Patronis Eugene T Cinema sound system for unperforated screens
JPH0541897A (ja) * 1991-08-07 1993-02-19 Pioneer Electron Corp スピーカ装置およびその指向性制御方法

Also Published As

Publication number Publication date
WO1993026134A1 (fr) 1993-12-23
DE69309679D1 (de) 1997-05-15
EP0645070B1 (de) 1997-04-09
FR2692425B1 (fr) 1997-04-25
JPH08502863A (ja) 1996-03-26
EP0645070A1 (de) 1995-03-29
FR2692425A1 (fr) 1993-12-17
DK0645070T3 (da) 1997-10-27
US5717766A (en) 1998-02-10
ATE151585T1 (de) 1997-04-15
CA2137695A1 (fr) 1993-12-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee