JPS6327889B2 - - Google Patents

Info

Publication number
JPS6327889B2
JPS6327889B2 JP54085876A JP8587679A JPS6327889B2 JP S6327889 B2 JPS6327889 B2 JP S6327889B2 JP 54085876 A JP54085876 A JP 54085876A JP 8587679 A JP8587679 A JP 8587679A JP S6327889 B2 JPS6327889 B2 JP S6327889B2
Authority
JP
Japan
Prior art keywords
electrode
acoustic wave
lid
absorbing material
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.)
Expired
Application number
JP54085876A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5610728A (en
Inventor
Fumio Okazaki
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 JP8587679A priority Critical patent/JPS5610728A/ja
Publication of JPS5610728A publication Critical patent/JPS5610728A/ja
Publication of JPS6327889B2 publication Critical patent/JPS6327889B2/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 elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02913—Measures for shielding against electromagnetic fields
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders or supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1064—Mounting in enclosures for surface acoustic wave [SAW] devices
    • H03H9/1092—Mounting in enclosures for surface acoustic wave [SAW] devices the enclosure being defined by a cover cap mounted on an element forming part of the surface acoustic wave [SAW] device on the side of the IDT's

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP8587679A 1979-07-09 1979-07-09 Elastic surface wave element device Granted JPS5610728A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8587679A JPS5610728A (en) 1979-07-09 1979-07-09 Elastic surface wave element device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8587679A JPS5610728A (en) 1979-07-09 1979-07-09 Elastic surface wave element device

Publications (2)

Publication Number Publication Date
JPS5610728A JPS5610728A (en) 1981-02-03
JPS6327889B2 true JPS6327889B2 (enrdf_load_stackoverflow) 1988-06-06

Family

ID=13871094

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8587679A Granted JPS5610728A (en) 1979-07-09 1979-07-09 Elastic surface wave element device

Country Status (1)

Country Link
JP (1) JPS5610728A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151442A (enrdf_load_stackoverflow) * 1974-05-27 1975-12-05
JPS5911288B2 (ja) * 1976-07-31 1984-03-14 株式会社東芝 表面波フイルタおよびその製造方法
JPS5441092A (en) * 1977-09-07 1979-03-31 Seikosha Kk Piezooelectric vibrator

Also Published As

Publication number Publication date
JPS5610728A (en) 1981-02-03

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