JPS5623015A - Elastic surface wave filter - Google Patents

Elastic surface wave filter

Info

Publication number
JPS5623015A
JPS5623015A JP5352280A JP5352280A JPS5623015A JP S5623015 A JPS5623015 A JP S5623015A JP 5352280 A JP5352280 A JP 5352280A JP 5352280 A JP5352280 A JP 5352280A JP S5623015 A JPS5623015 A JP S5623015A
Authority
JP
Japan
Prior art keywords
electrode
transducer
elements
surface wave
elastic 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
JP5352280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5651692B2 (https=
Inventor
Takahiro Inamura
Isamu Odaka
Jiro Tenmiyo
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP5352280A priority Critical patent/JPS5623015A/ja
Publication of JPS5623015A publication Critical patent/JPS5623015A/ja
Publication of JPS5651692B2 publication Critical patent/JPS5651692B2/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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14517—Means for weighting
    • H03H9/1452—Means for weighting by finger overlap length, apodisation
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
    • H03H9/14514—Broad band transducers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6489—Compensation of undesirable effects
    • H03H9/6493—Side lobe suppression

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP5352280A 1980-04-24 1980-04-24 Elastic surface wave filter Granted JPS5623015A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5352280A JPS5623015A (en) 1980-04-24 1980-04-24 Elastic surface wave filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5352280A JPS5623015A (en) 1980-04-24 1980-04-24 Elastic surface wave filter

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP8392074A Division JPS5112747A (ja) 1974-07-23 1974-07-23 Danseihyomenhafuiruta

Publications (2)

Publication Number Publication Date
JPS5623015A true JPS5623015A (en) 1981-03-04
JPS5651692B2 JPS5651692B2 (https=) 1981-12-07

Family

ID=12945144

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5352280A Granted JPS5623015A (en) 1980-04-24 1980-04-24 Elastic surface wave filter

Country Status (1)

Country Link
JP (1) JPS5623015A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0466201U (https=) * 1990-10-19 1992-06-10

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5957080A (ja) * 1982-09-28 1984-04-02 本田技研工業株式会社 二輪車のフロントフオ−ク支持装置
JPS61117083U (https=) * 1985-01-08 1986-07-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0466201U (https=) * 1990-10-19 1992-06-10

Also Published As

Publication number Publication date
JPS5651692B2 (https=) 1981-12-07

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