ATE176843T1 - Lautsprechervorrichtung mit gesteuerter richtungsempfindlichkeit - Google Patents

Lautsprechervorrichtung mit gesteuerter richtungsempfindlichkeit

Info

Publication number
ATE176843T1
ATE176843T1 AT95938056T AT95938056T ATE176843T1 AT E176843 T1 ATE176843 T1 AT E176843T1 AT 95938056 T AT95938056 T AT 95938056T AT 95938056 T AT95938056 T AT 95938056T AT E176843 T1 ATE176843 T1 AT E176843T1
Authority
AT
Austria
Prior art keywords
pct
loudspeakers
spi
date
speaker device
Prior art date
Application number
AT95938056T
Other languages
English (en)
Inventor
Vries Gerard Hendrik Joseph De
Original Assignee
Duran Bv
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 Duran Bv filed Critical Duran Bv
Application granted granted Critical
Publication of ATE176843T1 publication Critical patent/ATE176843T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/401—2D or 3D arrays of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/405—Non-uniform arrays of transducers or a plurality of uniform arrays with different transducer spacing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Selective Calling Equipment (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
AT95938056T 1994-11-08 1995-11-08 Lautsprechervorrichtung mit gesteuerter richtungsempfindlichkeit ATE176843T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9401860A NL9401860A (nl) 1994-11-08 1994-11-08 Luidsprekersysteem met bestuurde richtinggevoeligheid.

Publications (1)

Publication Number Publication Date
ATE176843T1 true ATE176843T1 (de) 1999-03-15

Family

ID=19864875

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95938056T ATE176843T1 (de) 1994-11-08 1995-11-08 Lautsprechervorrichtung mit gesteuerter richtungsempfindlichkeit

Country Status (11)

Country Link
US (1) US6128395A (de)
EP (1) EP0791279B1 (de)
JP (1) JP3274470B2 (de)
AT (1) ATE176843T1 (de)
AU (1) AU3882695A (de)
DE (1) DE69507896T2 (de)
DK (1) DK0791279T3 (de)
ES (1) ES2127570T3 (de)
GR (1) GR3029864T3 (de)
NL (1) NL9401860A (de)
WO (1) WO1996014723A1 (de)

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FR2868237B1 (fr) * 2004-03-25 2006-05-19 Xavier Jacques Marie Meynial Dispositif de sonorisation a controle de rayonnement geometrique et electronique
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CN113841419B (zh) 2019-03-21 2024-11-12 舒尔获得控股公司 天花板阵列麦克风的外壳及相关联设计特征
CN114051738B (zh) * 2019-05-23 2024-10-01 舒尔获得控股公司 可操纵扬声器阵列、系统及其方法
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Also Published As

Publication number Publication date
WO1996014723A1 (en) 1996-05-17
DE69507896T2 (de) 1999-08-26
US6128395A (en) 2000-10-03
AU3882695A (en) 1996-05-31
EP0791279B1 (de) 1999-02-17
GR3029864T3 (en) 1999-07-30
NL9401860A (nl) 1996-06-03
DE69507896D1 (de) 1999-03-25
JP3274470B2 (ja) 2002-04-15
DK0791279T3 (da) 1999-05-10
EP0791279A1 (de) 1997-08-27
ES2127570T3 (es) 1999-04-16
JPH09512159A (ja) 1997-12-02

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UEP Publication of translation of european patent specification