JPS5295949A - Duplex resonance pieze-electric filter - Google Patents

Duplex resonance pieze-electric filter

Info

Publication number
JPS5295949A
JPS5295949A JP1260076A JP1260076A JPS5295949A JP S5295949 A JPS5295949 A JP S5295949A JP 1260076 A JP1260076 A JP 1260076A JP 1260076 A JP1260076 A JP 1260076A JP S5295949 A JPS5295949 A JP S5295949A
Authority
JP
Japan
Prior art keywords
resonance
duplex
pieze
electric filter
outside surface
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
JP1260076A
Other languages
Japanese (ja)
Other versions
JPS5917887B2 (en
Inventor
Isao Saito
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP1260076A priority Critical patent/JPS5917887B2/en
Publication of JPS5295949A publication Critical patent/JPS5295949A/en
Publication of JPS5917887B2 publication Critical patent/JPS5917887B2/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
    • H03H9/05—Holders; Supports
    • H03H9/0538—Constructional combinations of supports or holders with electromechanical or other electronic elements
    • H03H9/0542—Constructional combinations of supports or holders with electromechanical or other electronic elements consisting of a lateral arrangement
    • 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
    • H03H9/05—Holders; Supports
    • H03H9/0595—Holders; Supports the holder support and resonator being formed in one body
    • 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
    • H03H9/05—Holders; Supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
    • H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
    • H03H9/1028—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device the BAW device being held between spring terminals

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

PURPOSE:To obtain holding construction of H type duplex resonance piezoelectric vibrator which does not obstruct vibration by using ?-form holder mounting fixed pattern conductive membrane on the inside and outside surface.
JP1260076A 1976-02-06 1976-02-06 Bi-resonant piezoelectric filter Expired JPS5917887B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1260076A JPS5917887B2 (en) 1976-02-06 1976-02-06 Bi-resonant piezoelectric filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1260076A JPS5917887B2 (en) 1976-02-06 1976-02-06 Bi-resonant piezoelectric filter

Publications (2)

Publication Number Publication Date
JPS5295949A true JPS5295949A (en) 1977-08-12
JPS5917887B2 JPS5917887B2 (en) 1984-04-24

Family

ID=11809835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1260076A Expired JPS5917887B2 (en) 1976-02-06 1976-02-06 Bi-resonant piezoelectric filter

Country Status (1)

Country Link
JP (1) JPS5917887B2 (en)

Also Published As

Publication number Publication date
JPS5917887B2 (en) 1984-04-24

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