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JPS5275247A - Ballistic surface wave unit - Google Patents

Ballistic surface wave unit

Info

Publication number
JPS5275247A
JPS5275247A JP15256975A JP15256975A JPS5275247A JP S5275247 A JPS5275247 A JP S5275247A JP 15256975 A JP15256975 A JP 15256975A JP 15256975 A JP15256975 A JP 15256975A JP S5275247 A JPS5275247 A JP S5275247A
Authority
JP
Japan
Prior art keywords
surface wave
wave unit
ballistic
ballistic surface
electrodes
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
JP15256975A
Other languages
Japanese (ja)
Other versions
JPS598964B2 (en
Inventor
Kenzo Ochi
Osamu Yamazaki
Kiyotaka Wasa
Shigeru Hayakawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP15256975A priority Critical patent/JPS598964B2/en
Publication of JPS5275247A publication Critical patent/JPS5275247A/en
Publication of JPS598964B2 publication Critical patent/JPS598964B2/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 elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02889—Means for compensation or elimination of undesirable effects of influence of mass loading

Landscapes

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

Abstract

PURPOSE:To improve the pass band performance for ballistic surface wave and to reduce the transmission loss for the surface wave, by providing comb type electrodes on the piezo electric base and by forming electric insulator containing the same material as the electrodes as major component between each electrode.
JP15256975A 1975-12-19 1975-12-19 Manufacturing method of surface acoustic wave device Expired JPS598964B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15256975A JPS598964B2 (en) 1975-12-19 1975-12-19 Manufacturing method of surface acoustic wave device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15256975A JPS598964B2 (en) 1975-12-19 1975-12-19 Manufacturing method of surface acoustic wave device

Publications (2)

Publication Number Publication Date
JPS5275247A true JPS5275247A (en) 1977-06-24
JPS598964B2 JPS598964B2 (en) 1984-02-28

Family

ID=15543333

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15256975A Expired JPS598964B2 (en) 1975-12-19 1975-12-19 Manufacturing method of surface acoustic wave device

Country Status (1)

Country Link
JP (1) JPS598964B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5387651A (en) * 1977-01-12 1978-08-02 Toko Inc Elastic surface wave device
JPS53124949A (en) * 1977-04-07 1978-10-31 Toko Inc Elastic surface wave device
JPS5477048A (en) * 1977-12-02 1979-06-20 Hitachi Ltd Manufacture of elastic surface wave device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5387651A (en) * 1977-01-12 1978-08-02 Toko Inc Elastic surface wave device
JPS53124949A (en) * 1977-04-07 1978-10-31 Toko Inc Elastic surface wave device
JPS5651535B2 (en) * 1977-04-07 1981-12-05
JPS5477048A (en) * 1977-12-02 1979-06-20 Hitachi Ltd Manufacture of elastic surface wave device

Also Published As

Publication number Publication date
JPS598964B2 (en) 1984-02-28

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