ATE428271T1 - Elektrodynamischer akustischer wandler - Google Patents

Elektrodynamischer akustischer wandler

Info

Publication number
ATE428271T1
ATE428271T1 AT04708831T AT04708831T ATE428271T1 AT E428271 T1 ATE428271 T1 AT E428271T1 AT 04708831 T AT04708831 T AT 04708831T AT 04708831 T AT04708831 T AT 04708831T AT E428271 T1 ATE428271 T1 AT E428271T1
Authority
AT
Austria
Prior art keywords
acoustic
transducer
membrane
mobile
expansion
Prior art date
Application number
AT04708831T
Other languages
English (en)
Inventor
Patrik Hoffmann
Original Assignee
Ritelzeichnung Holding A G
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 Ritelzeichnung Holding A G filed Critical Ritelzeichnung Holding A G
Application granted granted Critical
Publication of ATE428271T1 publication Critical patent/ATE428271T1/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
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
    • 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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT04708831T 2003-02-10 2004-02-06 Elektrodynamischer akustischer wandler ATE428271T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0301521A FR2851115B1 (fr) 2003-02-10 2003-02-10 Transducteur acoustique generant un rayonnement sonore par compression et expansion d'une masse d'air situee entre une membrane mobile et une surface fixe ou entre deux membranes mobiles

Publications (1)

Publication Number Publication Date
ATE428271T1 true ATE428271T1 (de) 2009-04-15

Family

ID=32731894

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04708831T ATE428271T1 (de) 2003-02-10 2004-02-06 Elektrodynamischer akustischer wandler

Country Status (7)

Country Link
US (1) US7426281B2 (de)
EP (1) EP1593288B1 (de)
AT (1) ATE428271T1 (de)
DE (1) DE602004020447D1 (de)
ES (1) ES2325261T3 (de)
FR (1) FR2851115B1 (de)
WO (1) WO2004071128A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008062373A1 (en) * 2006-11-23 2008-05-29 Nxp B.V. Membrane for an electroacoustic transducer and acoustic device
EP3261360B1 (de) * 2013-10-16 2020-02-26 Bang & Olufsen A/S Vorrichtung zur neuverteilung von akustischer energie
RU2716287C1 (ru) * 2019-03-12 2020-03-11 Владимир Борисович Комиссаренко Электроакустический преобразователь
EP3739904B1 (de) * 2019-05-14 2024-10-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Akustisches biegewandlersystem und akustische vorrichtung
EP4207797A1 (de) * 2021-12-30 2023-07-05 Harman Becker Automotive Systems GmbH Lautsprecher

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE356544A (de) * 1925-01-09
GB1591184A (en) * 1977-04-20 1981-06-17 Ard Anstalt Electroacoustic transducers
JPS5843091U (ja) * 1981-09-17 1983-03-23 澤藤　正 電気音響変換器用振動板
US4525604A (en) * 1983-06-07 1985-06-25 Electro-Voice, Incorporated Horn loudspeaker with convex diaphragm
US4776428A (en) * 1987-11-16 1988-10-11 Belisle Acoustique Inc. Sound projection system
US5701358A (en) * 1994-07-05 1997-12-23 Larsen; John T. Isobaric loudspeaker
US5987148A (en) * 1998-10-13 1999-11-16 Hsieh; Chen-Hugh Driver for a horn radiator

Also Published As

Publication number Publication date
EP1593288B1 (de) 2009-04-08
DE602004020447D1 (de) 2009-05-20
ES2325261T3 (es) 2009-08-31
FR2851115B1 (fr) 2008-01-25
EP1593288A2 (de) 2005-11-09
US20060147076A1 (en) 2006-07-06
WO2004071128A2 (fr) 2004-08-19
US7426281B2 (en) 2008-09-16
WO2004071128A3 (fr) 2004-09-30
FR2851115A1 (fr) 2004-08-13

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties