DE58907495D1 - Elektroakustischer Wandler. - Google Patents

Elektroakustischer Wandler.

Info

Publication number
DE58907495D1
DE58907495D1 DE58907495T DE58907495T DE58907495D1 DE 58907495 D1 DE58907495 D1 DE 58907495D1 DE 58907495 T DE58907495 T DE 58907495T DE 58907495 T DE58907495 T DE 58907495T DE 58907495 D1 DE58907495 D1 DE 58907495D1
Authority
DE
Germany
Prior art keywords
electroacoustic transducer
transducer
telephones
transducers
clamped
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
DE58907495T
Other languages
English (en)
Inventor
Gerd Boehnke
Stefan Pieper
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE58907495D1 publication Critical patent/DE58907495D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • 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
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE58907495T 1988-08-10 1989-08-07 Elektroakustischer Wandler. Expired - Fee Related DE58907495D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3827165 1988-08-10

Publications (1)

Publication Number Publication Date
DE58907495D1 true DE58907495D1 (de) 1994-05-26

Family

ID=6360604

Family Applications (1)

Application Number Title Priority Date Filing Date
DE58907495T Expired - Fee Related DE58907495D1 (de) 1988-08-10 1989-08-07 Elektroakustischer Wandler.

Country Status (6)

Country Link
US (1) US5030872A (de)
EP (1) EP0354520B1 (de)
JP (1) JPH0281600A (de)
CN (1) CN1015289B (de)
AT (1) ATE104823T1 (de)
DE (1) DE58907495D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9014981U1 (de) * 1990-10-30 1991-01-10 Siemens AG, 8000 München Handapparatekörper für Fernsprechendgeräte
US5406161A (en) * 1994-05-24 1995-04-11 Industrial Technology Research Institute Piezoelectric composite receiver
EP1952667A1 (de) * 2005-11-14 2008-08-06 Nxp B.V. Asymmetrisches bewegungssystem für einen piezoelektrischen sprecher und asymmetrischer sprecher

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL267294A (de) * 1960-07-22
BE759888A (fr) * 1969-12-05 1971-06-04 Siemens Ag Transducteur electro-acoustique, notamment microphone pour installations telephoniques
US3708702A (en) * 1970-12-02 1973-01-02 Siemens Ag Electroacoustic transducer
US3872470A (en) * 1973-04-18 1975-03-18 Airco Inc Audible signal generating apparatus having selectively controlled audible output
US4302695A (en) * 1979-11-16 1981-11-24 General Electric Company Support arrangement for a flexible sound generating diaphragm
US4295009A (en) * 1980-03-07 1981-10-13 Amp Incorporated Piezoelectric audio transducer mounting and electrical connector
DE3107293A1 (de) * 1981-02-26 1982-09-09 Siemens AG, 1000 Berlin und 8000 München Anordnung zur frequenzgangverbesserung fuer elektroakustische wandler
US4429247A (en) * 1982-01-28 1984-01-31 Amp Incorporated Piezoelectric transducer supporting and contacting means
JPS6096094A (ja) * 1983-10-31 1985-05-29 Matsushita Electric Ind Co Ltd 圧電形電気音響変換器
DE3609461A1 (de) * 1986-03-20 1987-09-24 Siemens Ag Elektroakustischer wandler

Also Published As

Publication number Publication date
EP0354520A2 (de) 1990-02-14
CN1015289B (zh) 1992-01-01
EP0354520A3 (de) 1991-04-03
EP0354520B1 (de) 1994-04-20
JPH0281600A (ja) 1990-03-22
CN1040297A (zh) 1990-03-07
ATE104823T1 (de) 1994-05-15
US5030872A (en) 1991-07-09

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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