JPS53123051A - Filter for surface slip wave - Google Patents

Filter for surface slip wave

Info

Publication number
JPS53123051A
JPS53123051A JP3758677A JP3758677A JPS53123051A JP S53123051 A JPS53123051 A JP S53123051A JP 3758677 A JP3758677 A JP 3758677A JP 3758677 A JP3758677 A JP 3758677A JP S53123051 A JPS53123051 A JP S53123051A
Authority
JP
Japan
Prior art keywords
filter
surface slip
slip wave
substrate surface
wave
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.)
Pending
Application number
JP3758677A
Other languages
Japanese (ja)
Inventor
Yasuaki Kinoshita
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 JP3758677A priority Critical patent/JPS53123051A/en
Publication of JPS53123051A publication Critical patent/JPS53123051A/en
Pending 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
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/6433—Coupled resonator filters
    • H03H9/6436—Coupled resonator filters having one acoustic track only
    • 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
    • H03H9/02236—Details of surface skimming bulk wave devices

Landscapes

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

Abstract

PURPOSE:To form a resonator with a small substrate surface area by arranging the transducer composed of a comb-shaped conductive electrode on the piezoelectric substrate surface of an elastic material.
JP3758677A 1977-04-04 1977-04-04 Filter for surface slip wave Pending JPS53123051A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3758677A JPS53123051A (en) 1977-04-04 1977-04-04 Filter for surface slip wave

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3758677A JPS53123051A (en) 1977-04-04 1977-04-04 Filter for surface slip wave

Publications (1)

Publication Number Publication Date
JPS53123051A true JPS53123051A (en) 1978-10-27

Family

ID=12501631

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3758677A Pending JPS53123051A (en) 1977-04-04 1977-04-04 Filter for surface slip wave

Country Status (1)

Country Link
JP (1) JPS53123051A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57501908A (en) * 1980-11-04 1982-10-21
JPH0296414A (en) * 1988-10-03 1990-04-09 Hitachi Ltd Surface acoustic wave device, its manufacture, communication equipment using it and method for adjusting the equipment
US4965479A (en) * 1987-01-12 1990-10-23 Hewlett-Packard Company Surface transverse wave resonator
JPH04346507A (en) * 1991-04-17 1992-12-02 Rf Monolithics Inc Structure of electrode having constant speed and specified reflectivity
US6150900A (en) * 1998-05-14 2000-11-21 Murata Manufacturing Co, Ltd Surface acoustic wave filter duplexer and communications apparatus utilizing edge reflection of SH-type waves

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57501908A (en) * 1980-11-04 1982-10-21
US4965479A (en) * 1987-01-12 1990-10-23 Hewlett-Packard Company Surface transverse wave resonator
JPH0296414A (en) * 1988-10-03 1990-04-09 Hitachi Ltd Surface acoustic wave device, its manufacture, communication equipment using it and method for adjusting the equipment
JPH04346507A (en) * 1991-04-17 1992-12-02 Rf Monolithics Inc Structure of electrode having constant speed and specified reflectivity
US6150900A (en) * 1998-05-14 2000-11-21 Murata Manufacturing Co, Ltd Surface acoustic wave filter duplexer and communications apparatus utilizing edge reflection of SH-type waves

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