DE3579832D1 - Isotropisches substrat fuer akustische wellen. - Google Patents

Isotropisches substrat fuer akustische wellen.

Info

Publication number
DE3579832D1
DE3579832D1 DE8585300809T DE3579832T DE3579832D1 DE 3579832 D1 DE3579832 D1 DE 3579832D1 DE 8585300809 T DE8585300809 T DE 8585300809T DE 3579832 T DE3579832 T DE 3579832T DE 3579832 D1 DE3579832 D1 DE 3579832D1
Authority
DE
Germany
Prior art keywords
isotropical
substrate
acoustic waves
acoustic
waves
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.)
Expired - Fee Related
Application number
DE8585300809T
Other languages
English (en)
Inventor
Robert Bruce Stokes
Kuo-Hsiung Yen
Kei-Fung Lau
Reynold Shigeru Kagiwada
Michel Joseph Delaney
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.)
Northrop Grumman Space and Mission Systems Corp
Original Assignee
TRW Inc
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 TRW Inc filed Critical TRW Inc
Application granted granted Critical
Publication of DE3579832D1 publication Critical patent/DE3579832D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03H9/14544—Transducers of particular shape or position
    • H03H9/1455—Transducers of particular shape or position constituted of N parallel or series transducers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/08—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of resonators or networks using surface acoustic waves
    • 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
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02543—Characteristics of substrate, e.g. cutting angles
    • H03H9/02559—Characteristics of substrate, e.g. cutting angles of lithium niobate or lithium-tantalate substrates
DE8585300809T 1984-02-15 1985-02-07 Isotropisches substrat fuer akustische wellen. Expired - Fee Related DE3579832D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58049584A 1984-02-15 1984-02-15

Publications (1)

Publication Number Publication Date
DE3579832D1 true DE3579832D1 (de) 1990-10-31

Family

ID=24321332

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585300809T Expired - Fee Related DE3579832D1 (de) 1984-02-15 1985-02-07 Isotropisches substrat fuer akustische wellen.

Country Status (4)

Country Link
EP (1) EP0153093B1 (de)
JP (1) JPH0736502B2 (de)
CA (1) CA1263473A (de)
DE (1) DE3579832D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6441590B2 (ja) * 2014-05-23 2018-12-19 太陽誘電株式会社 弾性波デバイス
JP6307021B2 (ja) * 2014-12-19 2018-04-04 太陽誘電株式会社 弾性波デバイス

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2226781B1 (de) * 1973-04-20 1978-06-23 Thomson Csf
GB2086684B (en) * 1980-10-08 1984-05-10 Philips Electronic Associated Surface acoustic wave filters

Also Published As

Publication number Publication date
EP0153093A3 (en) 1987-02-04
EP0153093B1 (de) 1990-09-26
EP0153093A2 (de) 1985-08-28
JPH0736502B2 (ja) 1995-04-19
CA1263473A (en) 1989-11-28
JPS60242714A (ja) 1985-12-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee