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JPS53131737A - Elastic surface wave element electrode - Google Patents

Elastic surface wave element electrode

Info

Publication number
JPS53131737A
JPS53131737A JP4575477A JP4575477A JPS53131737A JP S53131737 A JPS53131737 A JP S53131737A JP 4575477 A JP4575477 A JP 4575477A JP 4575477 A JP4575477 A JP 4575477A JP S53131737 A JPS53131737 A JP S53131737A
Authority
JP
Japan
Prior art keywords
surface wave
wave element
element electrode
elastic surface
electrode
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
JP4575477A
Other languages
Japanese (ja)
Other versions
JPS5847085B2 (en
Inventor
Keizo Nishimura
Yasunori Kanazawa
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4575477A priority Critical patent/JPS5847085B2/en
Publication of JPS53131737A publication Critical patent/JPS53131737A/en
Publication of JPS5847085B2 publication Critical patent/JPS5847085B2/en
Expired 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
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves

Landscapes

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

Abstract

PURPOSE:To secure an elimination of the local field concentration without lowering the impedance by expanding the electrode space effectively only at the electrode part where the strong field is produced.
JP4575477A 1977-04-22 1977-04-22 Surface acoustic wave element electrode Expired JPS5847085B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4575477A JPS5847085B2 (en) 1977-04-22 1977-04-22 Surface acoustic wave element electrode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4575477A JPS5847085B2 (en) 1977-04-22 1977-04-22 Surface acoustic wave element electrode

Publications (2)

Publication Number Publication Date
JPS53131737A true JPS53131737A (en) 1978-11-16
JPS5847085B2 JPS5847085B2 (en) 1983-10-20

Family

ID=12728078

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4575477A Expired JPS5847085B2 (en) 1977-04-22 1977-04-22 Surface acoustic wave element electrode

Country Status (1)

Country Link
JP (1) JPS5847085B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847321A (en) * 1981-09-17 1983-03-19 Toyo Commun Equip Co Ltd Structure of electrode of surface acoustic wave filter
US6828879B2 (en) 2001-02-16 2004-12-07 Sanyo Electric Co., Ltd. Longitudinal coupled multiple mode surface acoustic wave filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847321A (en) * 1981-09-17 1983-03-19 Toyo Commun Equip Co Ltd Structure of electrode of surface acoustic wave filter
US6828879B2 (en) 2001-02-16 2004-12-07 Sanyo Electric Co., Ltd. Longitudinal coupled multiple mode surface acoustic wave filter

Also Published As

Publication number Publication date
JPS5847085B2 (en) 1983-10-20

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