JPS524752A - Elastic surface wave filter - Google Patents

Elastic surface wave filter

Info

Publication number
JPS524752A
JPS524752A JP8065275A JP8065275A JPS524752A JP S524752 A JPS524752 A JP S524752A JP 8065275 A JP8065275 A JP 8065275A JP 8065275 A JP8065275 A JP 8065275A JP S524752 A JPS524752 A JP S524752A
Authority
JP
Japan
Prior art keywords
surface wave
elastic surface
wave filter
shunting
increase
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
JP8065275A
Other languages
Japanese (ja)
Inventor
Shigeru Tomidokoro
Riichi Kodama
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP8065275A priority Critical patent/JPS524752A/en
Publication of JPS524752A publication Critical patent/JPS524752A/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
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14597—Matching SAW transducers to external electrical circuits

Landscapes

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

Abstract

PURPOSE:To increase the frequency selectivity and facilitate matching with an external circuit by the cascade connection of a plural number of elastic surface wave filters and by shunting the connecting points by means of impedance elements.
JP8065275A 1975-06-30 1975-06-30 Elastic surface wave filter Pending JPS524752A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8065275A JPS524752A (en) 1975-06-30 1975-06-30 Elastic surface wave filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8065275A JPS524752A (en) 1975-06-30 1975-06-30 Elastic surface wave filter

Publications (1)

Publication Number Publication Date
JPS524752A true JPS524752A (en) 1977-01-14

Family

ID=13724284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8065275A Pending JPS524752A (en) 1975-06-30 1975-06-30 Elastic surface wave filter

Country Status (1)

Country Link
JP (1) JPS524752A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136460A (en) * 1977-05-04 1978-11-29 Hitachi Ltd Unit for elastic surface wave
US5334960A (en) * 1993-02-16 1994-08-02 Motorola, Inc. Conjugately matched acoustic wave transducers and method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53136460A (en) * 1977-05-04 1978-11-29 Hitachi Ltd Unit for elastic surface wave
JPS6145405B2 (en) * 1977-05-04 1986-10-08 Hitachi Ltd
US5334960A (en) * 1993-02-16 1994-08-02 Motorola, Inc. Conjugately matched acoustic wave transducers and method

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