JPS54132185A - Elastic surface wave device - Google Patents

Elastic surface wave device

Info

Publication number
JPS54132185A
JPS54132185A JP3979878A JP3979878A JPS54132185A JP S54132185 A JPS54132185 A JP S54132185A JP 3979878 A JP3979878 A JP 3979878A JP 3979878 A JP3979878 A JP 3979878A JP S54132185 A JPS54132185 A JP S54132185A
Authority
JP
Japan
Prior art keywords
resistor
featuring
lambda
idt2
dummy
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
JP3979878A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6141450B2 (enrdf_load_stackoverflow
Inventor
Hitoshi Yanagihara
Takeshi Hazama
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 JP3979878A priority Critical patent/JPS54132185A/ja
Publication of JPS54132185A publication Critical patent/JPS54132185A/ja
Publication of JPS6141450B2 publication Critical patent/JPS6141450B2/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
    • H03H9/02842—Means for compensation or elimination of undesirable effects of reflections
    • H03H9/0285—Means for compensation or elimination of undesirable effects of reflections of triple transit echo
    • 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
    • H03H9/0296—Surface acoustic wave [SAW] devices having both acoustic and non-acoustic properties

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP3979878A 1978-04-06 1978-04-06 Elastic surface wave device Granted JPS54132185A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3979878A JPS54132185A (en) 1978-04-06 1978-04-06 Elastic surface wave device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3979878A JPS54132185A (en) 1978-04-06 1978-04-06 Elastic surface wave device

Publications (2)

Publication Number Publication Date
JPS54132185A true JPS54132185A (en) 1979-10-13
JPS6141450B2 JPS6141450B2 (enrdf_load_stackoverflow) 1986-09-16

Family

ID=12562966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3979878A Granted JPS54132185A (en) 1978-04-06 1978-04-06 Elastic surface wave device

Country Status (1)

Country Link
JP (1) JPS54132185A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1115200A3 (en) * 2000-01-05 2008-02-20 Fujitsu Limited Surface acoustic wave filter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS544647U (enrdf_load_stackoverflow) * 1977-06-09 1979-01-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS544647U (enrdf_load_stackoverflow) * 1977-06-09 1979-01-12

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1115200A3 (en) * 2000-01-05 2008-02-20 Fujitsu Limited Surface acoustic wave filter

Also Published As

Publication number Publication date
JPS6141450B2 (enrdf_load_stackoverflow) 1986-09-16

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