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JPS529389A - Surface acoustic wave device - Google Patents

Surface acoustic wave device

Info

Publication number
JPS529389A
JPS529389A JP8535475A JP8535475A JPS529389A JP S529389 A JPS529389 A JP S529389A JP 8535475 A JP8535475 A JP 8535475A JP 8535475 A JP8535475 A JP 8535475A JP S529389 A JPS529389 A JP S529389A
Authority
JP
Japan
Prior art keywords
acoustic wave
surface acoustic
wave device
intervening
piezoelectric substrate
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
JP8535475A
Other languages
Japanese (ja)
Other versions
JPS5522968B2 (en
Inventor
Shozo Takeno
Masao Mashita
Toshihiro Onodera
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP8535475A priority Critical patent/JPS529389A/en
Priority to DE19762631671 priority patent/DE2631671A1/en
Priority to US05/705,177 priority patent/US4065734A/en
Publication of JPS529389A publication Critical patent/JPS529389A/en
Publication of JPS5522968B2 publication Critical patent/JPS5522968B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)

Abstract

PURPOSE:To increase input/output impedance by intervening a dielectric film having low dielectric constant between interdigital electrode and piezoelectric substrate.
JP8535475A 1975-07-14 1975-07-14 Surface acoustic wave device Granted JPS529389A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8535475A JPS529389A (en) 1975-07-14 1975-07-14 Surface acoustic wave device
DE19762631671 DE2631671A1 (en) 1975-07-14 1976-07-14 DEVICE FOR ELASTIC SURFACE WAVES
US05/705,177 US4065734A (en) 1975-07-14 1976-07-14 Elastic surface wave devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8535475A JPS529389A (en) 1975-07-14 1975-07-14 Surface acoustic wave device

Publications (2)

Publication Number Publication Date
JPS529389A true JPS529389A (en) 1977-01-24
JPS5522968B2 JPS5522968B2 (en) 1980-06-20

Family

ID=13856342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8535475A Granted JPS529389A (en) 1975-07-14 1975-07-14 Surface acoustic wave device

Country Status (1)

Country Link
JP (1) JPS529389A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7295089B2 (en) 2003-02-24 2007-11-13 Murata Manufacturing Co., Ltd. Surface acoustic wave filter and communication apparatus
JP2008067289A (en) * 2006-09-11 2008-03-21 Fujitsu Media Device Kk Surface acoustic wave device and filter
JP2008072316A (en) * 2006-09-13 2008-03-27 Fujitsu Media Device Kk Elastic wave device, resonator and filter
JP2012169707A (en) * 2011-02-09 2012-09-06 Taiyo Yuden Co Ltd Elastic wave device
JP2015002511A (en) * 2013-06-18 2015-01-05 太陽誘電株式会社 Acoustic wave device
JP2015056712A (en) * 2013-09-11 2015-03-23 スカイワークス・パナソニック フィルターソリューションズ ジャパン株式会社 Elastic wave element and electronic equipment using the same
WO2018155305A1 (en) * 2017-02-22 2018-08-30 株式会社村田製作所 Surface acoustic wave element
US10439585B2 (en) 2013-02-15 2019-10-08 Skyworks Filter Solutions Japan Co., Ltd. Acoustic wave device including multiple dielectric films

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57164944U (en) * 1981-04-13 1982-10-18
WO1997042705A1 (en) * 1996-05-08 1997-11-13 Kabushiki Kaisha Toshiba Surface acoustic wave element and method for manufacturing the same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51101444A (en) * 1975-03-04 1976-09-07 Murata Manufacturing Co Danseihyomenhatoransujuusaa

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51101444A (en) * 1975-03-04 1976-09-07 Murata Manufacturing Co Danseihyomenhatoransujuusaa

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7295089B2 (en) 2003-02-24 2007-11-13 Murata Manufacturing Co., Ltd. Surface acoustic wave filter and communication apparatus
JP2008067289A (en) * 2006-09-11 2008-03-21 Fujitsu Media Device Kk Surface acoustic wave device and filter
JP2008072316A (en) * 2006-09-13 2008-03-27 Fujitsu Media Device Kk Elastic wave device, resonator and filter
JP2012169707A (en) * 2011-02-09 2012-09-06 Taiyo Yuden Co Ltd Elastic wave device
US10439585B2 (en) 2013-02-15 2019-10-08 Skyworks Filter Solutions Japan Co., Ltd. Acoustic wave device including multiple dielectric films
US11863156B2 (en) 2013-02-15 2024-01-02 Skyworks Filter Solutions Japan Co., Ltd. Acoustic wave device including multi-layer interdigital transducer electrodes
JP2015002511A (en) * 2013-06-18 2015-01-05 太陽誘電株式会社 Acoustic wave device
JP2015056712A (en) * 2013-09-11 2015-03-23 スカイワークス・パナソニック フィルターソリューションズ ジャパン株式会社 Elastic wave element and electronic equipment using the same
WO2018155305A1 (en) * 2017-02-22 2018-08-30 株式会社村田製作所 Surface acoustic wave element
JPWO2018155305A1 (en) * 2017-02-22 2019-11-07 株式会社村田製作所 Surface acoustic wave device
US11863155B2 (en) 2017-02-22 2024-01-02 Murata Manufacturing Co., Ltd. Surface acoustic wave element

Also Published As

Publication number Publication date
JPS5522968B2 (en) 1980-06-20

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