JPS6021694A - 圧電形受話器 - Google Patents

圧電形受話器

Info

Publication number
JPS6021694A
JPS6021694A JP13064283A JP13064283A JPS6021694A JP S6021694 A JPS6021694 A JP S6021694A JP 13064283 A JP13064283 A JP 13064283A JP 13064283 A JP13064283 A JP 13064283A JP S6021694 A JPS6021694 A JP S6021694A
Authority
JP
Japan
Prior art keywords
diaphragm
piezoelectric
series
air chamber
frequency characteristic
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.)
Granted
Application number
JP13064283A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0354520B2 (enrdf_load_stackoverflow
Inventor
Mizuhiro Hida
飛田　瑞広
Yutaka Ichinose
一ノ瀬　裕
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP13064283A priority Critical patent/JPS6021694A/ja
Publication of JPS6021694A publication Critical patent/JPS6021694A/ja
Publication of JPH0354520B2 publication Critical patent/JPH0354520B2/ja
Granted 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Headphones And Earphones (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP13064283A 1983-07-18 1983-07-18 圧電形受話器 Granted JPS6021694A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13064283A JPS6021694A (ja) 1983-07-18 1983-07-18 圧電形受話器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13064283A JPS6021694A (ja) 1983-07-18 1983-07-18 圧電形受話器

Publications (2)

Publication Number Publication Date
JPS6021694A true JPS6021694A (ja) 1985-02-04
JPH0354520B2 JPH0354520B2 (enrdf_load_stackoverflow) 1991-08-20

Family

ID=15039128

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13064283A Granted JPS6021694A (ja) 1983-07-18 1983-07-18 圧電形受話器

Country Status (1)

Country Link
JP (1) JPS6021694A (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4727583A (en) * 1986-10-28 1988-02-23 Motorola, Inc. Telephone transducer with improved frequency response
US5321761A (en) * 1990-05-26 1994-06-14 Kyocera Corporation Piezoelectric sound generator and method of its manufacture
US6037402A (en) * 1995-10-27 2000-03-14 Daikin Industries, Ltd. Granular powder of filled polytetrafluoroethylene and process for the production thereof
US6197862B1 (en) 1995-09-18 2001-03-06 Daikin Industries, Ltd. Filled polytetrafluoroethylene granular powder and process for the production thereof
US6281281B1 (en) 1995-11-09 2001-08-28 Daikin Industries, Ltd. Granulated powder of filled polytetrafluoroethylene for molding and process for the production thereof
JP2015061158A (ja) * 2013-09-18 2015-03-30 株式会社Ｊｖｃケンウッド イヤーピース及びそれを備えたイヤホン
JP2017034703A (ja) * 2016-10-05 2017-02-09 株式会社ファインウェル 軟骨伝導振動源モジュール
JP6308696B1 (ja) * 2016-12-28 2018-04-11 株式会社Ｃｒｉ・ミドルウェア 音声再生装置
JP6308705B1 (ja) * 2017-03-21 2018-04-11 株式会社Ｃｒｉ・ミドルウェア 音声再生装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5774794A (en) * 1980-10-29 1982-05-11 Suwa Seikosha Kk Piezoelectric speaker driving circuit for electronic timepiece
JPS59146296A (ja) * 1983-02-08 1984-08-22 Murata Mfg Co Ltd 圧電スピ−カの駆動方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5774794A (en) * 1980-10-29 1982-05-11 Suwa Seikosha Kk Piezoelectric speaker driving circuit for electronic timepiece
JPS59146296A (ja) * 1983-02-08 1984-08-22 Murata Mfg Co Ltd 圧電スピ−カの駆動方法

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4727583A (en) * 1986-10-28 1988-02-23 Motorola, Inc. Telephone transducer with improved frequency response
US5321761A (en) * 1990-05-26 1994-06-14 Kyocera Corporation Piezoelectric sound generator and method of its manufacture
US6197862B1 (en) 1995-09-18 2001-03-06 Daikin Industries, Ltd. Filled polytetrafluoroethylene granular powder and process for the production thereof
US6037402A (en) * 1995-10-27 2000-03-14 Daikin Industries, Ltd. Granular powder of filled polytetrafluoroethylene and process for the production thereof
US6281281B1 (en) 1995-11-09 2001-08-28 Daikin Industries, Ltd. Granulated powder of filled polytetrafluoroethylene for molding and process for the production thereof
US6596806B2 (en) 1995-11-09 2003-07-22 Daikin Industries, Ltd. Filler-containing polytetrafluoroethylene granular powder for molding and preparation process of same
JP2015061158A (ja) * 2013-09-18 2015-03-30 株式会社Ｊｖｃケンウッド イヤーピース及びそれを備えたイヤホン
JP2017034703A (ja) * 2016-10-05 2017-02-09 株式会社ファインウェル 軟骨伝導振動源モジュール
JP6308696B1 (ja) * 2016-12-28 2018-04-11 株式会社Ｃｒｉ・ミドルウェア 音声再生装置
WO2018123730A1 (ja) * 2016-12-28 2018-07-05 株式会社Ｃｒｉ・ミドルウェア 音声再生装置
JP2018107752A (ja) * 2016-12-28 2018-07-05 株式会社Ｃｒｉ・ミドルウェア 音声再生装置
JP6308705B1 (ja) * 2017-03-21 2018-04-11 株式会社Ｃｒｉ・ミドルウェア 音声再生装置
WO2018173426A1 (ja) * 2017-03-21 2018-09-27 株式会社Ｃｒｉ・ミドルウェア 音声再生装置
JP2018155976A (ja) * 2017-03-21 2018-10-04 株式会社Ｃｒｉ・ミドルウェア 音声再生装置

Also Published As

Publication number Publication date
JPH0354520B2 (enrdf_load_stackoverflow) 1991-08-20

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