DK0645070T3 - Stereofonisk lydgengivelsesapparat med flere højtalere for hver kanal - Google Patents

Stereofonisk lydgengivelsesapparat med flere højtalere for hver kanal

Info

Publication number
DK0645070T3
DK0645070T3 DK93913114.0T DK93913114T DK0645070T3 DK 0645070 T3 DK0645070 T3 DK 0645070T3 DK 93913114 T DK93913114 T DK 93913114T DK 0645070 T3 DK0645070 T3 DK 0645070T3
Authority
DK
Denmark
Prior art keywords
loudspeakers
pct
date
sec
channel
Prior art date
Application number
DK93913114.0T
Other languages
Danish (da)
English (en)
Inventor
Alain Azoulay
Jean-Louis Queri
Jean Rouch
Original Assignee
Alain Azoulay
Queri Jean Louis
Jean Rouch
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 Alain Azoulay, Queri Jean Louis, Jean Rouch filed Critical Alain Azoulay
Application granted granted Critical
Publication of DK0645070T3 publication Critical patent/DK0645070T3/da

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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (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)
DK93913114.0T 1992-06-12 1993-06-11 Stereofonisk lydgengivelsesapparat med flere højtalere for hver kanal DK0645070T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9207447A FR2692425B1 (fr) 1992-06-12 1992-06-12 Dispositif de reproduction sonore par multiamplification active.

Publications (1)

Publication Number Publication Date
DK0645070T3 true DK0645070T3 (da) 1997-10-27

Family

ID=9430913

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93913114.0T DK0645070T3 (da) 1992-06-12 1993-06-11 Stereofonisk lydgengivelsesapparat med flere højtalere for hver kanal

Country Status (9)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100358393C (zh) * 1999-09-29 2007-12-26 1...有限公司 定向声音的方法和设备
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
US7889950B2 (en) * 2005-08-30 2011-02-15 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
US5717766A (en) 1998-02-10
FR2692425B1 (fr) 1997-04-25
EP0645070B1 (fr) 1997-04-09
EP0645070A1 (fr) 1995-03-29
WO1993026134A1 (fr) 1993-12-23
DE69309679D1 (de) 1997-05-15
FR2692425A1 (fr) 1993-12-17
JPH08502863A (ja) 1996-03-26
CA2137695A1 (fr) 1993-12-23
DE69309679T2 (de) 1997-10-23
ATE151585T1 (de) 1997-04-15

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