JPS5957600A - 電気音響変換器用の圧電セラミツク層を有する変換板 - Google Patents

電気音響変換器用の圧電セラミツク層を有する変換板

Info

Publication number
JPS5957600A
JPS5957600A JP58149730A JP14973083A JPS5957600A JP S5957600 A JPS5957600 A JP S5957600A JP 58149730 A JP58149730 A JP 58149730A JP 14973083 A JP14973083 A JP 14973083A JP S5957600 A JPS5957600 A JP S5957600A
Authority
JP
Japan
Prior art keywords
ceramic
plate
conversion plate
piezoelectric ceramic
ceramic layer
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.)
Pending
Application number
JP58149730A
Other languages
English (en)
Japanese (ja)
Inventor
エルヴイン・マルチン
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 Schuckertwerke AG
Siemens Corp
Original Assignee
Siemens Schuckertwerke AG
Siemens Corp
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 Schuckertwerke AG, Siemens Corp filed Critical Siemens Schuckertwerke AG
Publication of JPS5957600A publication Critical patent/JPS5957600A/ja
Priority to US06/653,967 priority Critical patent/US4582409A/en
Pending 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
    • 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 
    • 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
    • H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
    • 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)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Telephone Set Structure (AREA)
JP58149730A 1982-08-30 1983-08-18 電気音響変換器用の圧電セラミツク層を有する変換板 Pending JPS5957600A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/653,967 US4582409A (en) 1983-08-18 1984-09-24 Albada finder with display within the field of view

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE32321775 1982-08-30
DE19823232177 DE3232177A1 (de) 1982-08-30 1982-08-30 Piezoelektrischer wandler

Publications (1)

Publication Number Publication Date
JPS5957600A true JPS5957600A (ja) 1984-04-03

Family

ID=6172020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58149730A Pending JPS5957600A (ja) 1982-08-30 1983-08-18 電気音響変換器用の圧電セラミツク層を有する変換板

Country Status (10)

Country Link
US (1) US4494032A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0104457A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5957600A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AR (1) AR230356A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU1850383A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8304684A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3232177A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI833065L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR79371B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN158400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550797A (en) * 1983-01-17 1985-11-05 Victor Company Of Japan Loudspeaker diaphragm made of a molded, sintered ceramic body
DE3510346A1 (de) * 1985-03-22 1986-10-02 Fernsprech- und Signalbau KG Schüler & Vershoven, 4300 Essen Dynamischer, akustischer wandler
DE3702378A1 (de) * 1987-01-27 1988-08-04 Siemens Ag Piezoelektrischer wandler fuer schwerhoerige
DE3718018A1 (de) * 1987-05-27 1988-12-08 Diehl Gmbh & Co Elektronischer akustischer signalgeber
DE3825973A1 (de) * 1988-07-29 1990-02-01 Siemens Ag Elektroakustischer einheitswandler
EP0451306B1 (de) * 1990-04-09 1997-07-16 Siemens Aktiengesellschaft Frequenzselektiver Ultraschall-Schichtwandler
US5363452A (en) * 1992-05-19 1994-11-08 Shure Brothers, Inc. Microphone for use in a vibrating environment
KR100554874B1 (ko) * 2004-01-02 2006-02-24 (주)오리엔트텔레콤 압전 스피커
CN103313801B (zh) * 2011-01-14 2015-11-25 株式会社村田制作所 压电振动部件
KR101507748B1 (ko) * 2012-09-26 2015-04-07 쿄세라 코포레이션 음향 발생기, 음향 발생 장치 및 전자 기기

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140282A (en) * 1980-04-03 1981-11-02 Sharp Corp Electronic wristwatch with vocal information

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1299724B (de) * 1966-10-21 1969-07-24 Siemens Ag Mikrophonkapsel mit einem piezoelektrischen Wandlerelement und einem Transistorverstaerker
US3761956A (en) * 1970-10-01 1973-09-25 Nittan Co Ltd Sound generating device
US3708702A (en) * 1970-12-02 1973-01-02 Siemens Ag Electroacoustic transducer
GB1402290A (en) * 1971-12-29 1975-08-06 Sumitomo Electric Industries Piezo-electric acoustic device
US4156156A (en) * 1977-08-18 1979-05-22 P. R. Mallory & Co. Inc. Method for reducing the resonant frequency of a piezoelectric transducer
DE2831401C2 (de) * 1978-07-17 1987-03-19 Siemens AG, 1000 Berlin und 8000 München Elektroakustischer Wandler
DE2831377A1 (de) * 1978-07-17 1980-01-31 Siemens Ag Elektroakustischer wandler
US4190782A (en) * 1978-07-24 1980-02-26 Telex Communications, Inc. Piezoelectric ceramic resonant transducer with stable frequency
DE3005708C2 (de) * 1980-02-15 1984-08-30 Siemens AG, 1000 Berlin und 8000 München Wandlerplatte für piezoelektrische Wandler
DE3007808A1 (de) * 1980-02-29 1981-09-10 Siemens AG, 1000 Berlin und 8000 München Elektroakustischer wandler
DE3107293C2 (de) * 1981-02-26 1987-05-14 Siemens AG, 1000 Berlin und 8000 München Anordnung zur Frequenzgangverbesserung für elektroakustische Wandler
DE3107344A1 (de) * 1981-02-26 1982-11-18 Siemens AG, 1000 Berlin und 8000 München Anordnung zur frequenzgangverbesserung von elektroakustischen wandlern

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140282A (en) * 1980-04-03 1981-11-02 Sharp Corp Electronic wristwatch with vocal information

Also Published As

Publication number Publication date
EP0104457A3 (de) 1986-01-29
BR8304684A (pt) 1984-04-10
AU1850383A (en) 1984-03-08
AR230356A1 (es) 1984-03-01
FI833065A7 (fi) 1984-03-01
FI833065L (fi) 1984-03-01
FI833065A0 (fi) 1983-08-29
EP0104457A2 (de) 1984-04-04
IN158400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-11-08
US4494032A (en) 1985-01-15
GR79371B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-10-22
DE3232177A1 (de) 1984-03-01

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