JPS5418651A - Elastic surface wave device and its manufacture - Google Patents

Elastic surface wave device and its manufacture

Info

Publication number
JPS5418651A
JPS5418651A JP8294877A JP8294877A JPS5418651A JP S5418651 A JPS5418651 A JP S5418651A JP 8294877 A JP8294877 A JP 8294877A JP 8294877 A JP8294877 A JP 8294877A JP S5418651 A JPS5418651 A JP S5418651A
Authority
JP
Japan
Prior art keywords
elastic surface
wave device
surface wave
manufacture
elastic
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
JP8294877A
Other languages
Japanese (ja)
Other versions
JPS5947888B2 (en
Inventor
Akitsuna Yuhara
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 JP8294877A priority Critical patent/JPS5947888B2/en
Publication of JPS5418651A publication Critical patent/JPS5418651A/en
Publication of JPS5947888B2 publication Critical patent/JPS5947888B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves

Abstract

PURPOSE:To reduce the deterioration of both the frequency and pulse delay properties for the elastic surface wave device with a low cost, by installing the border line metal thin film part in which the intra-substrate uneven surface equivalent to about the elastic surface wavelength.
JP8294877A 1977-07-13 1977-07-13 Manufacturing method of surface acoustic wave device Expired JPS5947888B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8294877A JPS5947888B2 (en) 1977-07-13 1977-07-13 Manufacturing method of surface acoustic wave device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8294877A JPS5947888B2 (en) 1977-07-13 1977-07-13 Manufacturing method of surface acoustic wave device

Publications (2)

Publication Number Publication Date
JPS5418651A true JPS5418651A (en) 1979-02-10
JPS5947888B2 JPS5947888B2 (en) 1984-11-22

Family

ID=13788431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8294877A Expired JPS5947888B2 (en) 1977-07-13 1977-07-13 Manufacturing method of surface acoustic wave device

Country Status (1)

Country Link
JP (1) JPS5947888B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11241543B2 (en) * 2016-05-31 2022-02-08 Sanofi-Aventis Deutschland Gmbh Button for a drug delivery device and method for assembling a button for a drug delivery device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62111578U (en) * 1985-12-27 1987-07-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11241543B2 (en) * 2016-05-31 2022-02-08 Sanofi-Aventis Deutschland Gmbh Button for a drug delivery device and method for assembling a button for a drug delivery device

Also Published As

Publication number Publication date
JPS5947888B2 (en) 1984-11-22

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