ATA882A - ARRANGEMENT FOR IMPROVING THE FREQUENCY SPEED OF PIEZOELECTRIC MICROPHONES IN TELEPHONES - Google Patents

ARRANGEMENT FOR IMPROVING THE FREQUENCY SPEED OF PIEZOELECTRIC MICROPHONES IN TELEPHONES

Info

Publication number
ATA882A
ATA882A AT882A AT882A ATA882A AT A882 A ATA882 A AT A882A AT 882 A AT882 A AT 882A AT 882 A AT882 A AT 882A AT A882 A ATA882 A AT A882A
Authority
AT
Austria
Prior art keywords
telephones
improving
arrangement
frequency speed
piezoelectric microphones
Prior art date
Application number
AT882A
Other languages
German (de)
Other versions
AT371966B (en
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
Publication of ATA882A publication Critical patent/ATA882A/en
Application granted granted Critical
Publication of AT371966B publication Critical patent/AT371966B/en

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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for microphones

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
AT882A 1981-02-26 1982-01-04 ARRANGEMENT FOR IMPROVING THE FREQUENCY SPEED OF PIEZOELECTRIC MICROPHONES IN TELEPHONES AT371966B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813107344 DE3107344A1 (en) 1981-02-26 1981-02-26 Arrangement for frequency response improvement of electro-acoustic transducers

Publications (2)

Publication Number Publication Date
ATA882A true ATA882A (en) 1982-12-15
AT371966B AT371966B (en) 1983-08-25

Family

ID=6125863

Family Applications (1)

Application Number Title Priority Date Filing Date
AT882A AT371966B (en) 1981-02-26 1982-01-04 ARRANGEMENT FOR IMPROVING THE FREQUENCY SPEED OF PIEZOELECTRIC MICROPHONES IN TELEPHONES

Country Status (5)

Country Link
AR (1) AR226002A1 (en)
AT (1) AT371966B (en)
AU (1) AU538735B2 (en)
BR (1) BR8200967A (en)
DE (1) DE3107344A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3232177A1 (en) * 1982-08-30 1984-03-01 Siemens AG, 1000 Berlin und 8000 München PIEZOELECTRIC CONVERTER
DE3335431A1 (en) * 1983-03-18 1984-09-20 Siemens AG, 1000 Berlin und 8000 München Transducer plate for piezoelectric transducers and device for manufacturing it
DE4117598C2 (en) * 1991-05-29 1993-12-16 Fernsprech Und Signalbau Gmbh Telephone set
AT400910B (en) 1994-06-16 1996-04-25 Akg Akustische Kino Geraete ACOUSTIC RESISTANCE, ESPECIALLY FOR ELECTROACOUSTIC TRANSDUCERS
RU2694785C1 (en) * 2018-01-31 2019-07-16 Общество с ограниченной ответственностью "Аэрофон" Electroacoustic transducer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1229592B (en) * 1963-07-01 1966-12-01 Siemens Ag Protective disk for converter membrane
DE2831411C2 (en) * 1978-07-17 1983-10-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Electroacoustic transducer with a diaphragm provided with a piezoelectric layer

Also Published As

Publication number Publication date
AU8090982A (en) 1982-09-02
AT371966B (en) 1983-08-25
DE3107344C2 (en) 1989-03-16
AR226002A1 (en) 1982-05-14
AU538735B2 (en) 1984-08-23
DE3107344A1 (en) 1982-11-18
BR8200967A (en) 1983-02-08

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee