DE3049896A1 - Surface acoustic waves converter - Google Patents

Surface acoustic waves converter

Info

Publication number
DE3049896A1
DE3049896A1 DE803049896A DE3049896A DE3049896A1 DE 3049896 A1 DE3049896 A1 DE 3049896A1 DE 803049896 A DE803049896 A DE 803049896A DE 3049896 A DE3049896 A DE 3049896A DE 3049896 A1 DE3049896 A1 DE 3049896A1
Authority
DE
Germany
Prior art keywords
electrodes
row
base
group
main
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.)
Withdrawn
Application number
DE803049896A
Other languages
German (de)
English (en)
Inventor
A Bagdasaryan
V Fedorets
Y Gulyaev
A Kmita
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.)
INST RADIOTEKH ELEKTRON
Original Assignee
INST RADIOTEKH ELEKTRON
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 INST RADIOTEKH ELEKTRON filed Critical INST RADIOTEKH ELEKTRON
Publication of DE3049896A1 publication Critical patent/DE3049896A1/de
Withdrawn legal-status Critical Current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
    • H03H9/02881—Means for compensation or elimination of undesirable effects of diffraction of wave beam
    • 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
    • H03H9/14523—Capacitive tap weighted transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DE803049896A 1979-09-28 1980-08-27 Surface acoustic waves converter Withdrawn DE3049896A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU792821084A SU805918A1 (ru) 1979-09-28 1979-09-28 Преобразователь поверхностных акустических волн
PCT/SU1980/000147 WO1981000939A1 (fr) 1979-09-28 1980-08-27 Convertisseur d'ondes acoustiques de surface

Publications (1)

Publication Number Publication Date
DE3049896A1 true DE3049896A1 (en) 1982-04-29

Family

ID=20851206

Family Applications (1)

Application Number Title Priority Date Filing Date
DE803049896A Withdrawn DE3049896A1 (en) 1979-09-28 1980-08-27 Surface acoustic waves converter

Country Status (7)

Country Link
US (1) US4393321A (enExample)
JP (1) JPS56501269A (enExample)
DE (1) DE3049896A1 (enExample)
FR (1) FR2466927A1 (enExample)
GB (1) GB2075785B (enExample)
SU (1) SU805918A1 (enExample)
WO (1) WO1981000939A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5964908A (ja) * 1982-10-05 1984-04-13 Nobuo Mikoshiba 弾性表面波素子
EP0503021B1 (en) * 1990-10-02 1996-06-12 MERCK PATENT GmbH Liquid crystalline medium
JP3344888B2 (ja) * 1995-12-28 2002-11-18 日本碍子株式会社 圧電／電歪膜型素子及びその製造方法
DE19925800C1 (de) * 1999-06-03 2000-12-21 Dresden Ev Inst Festkoerper Wandler für akustische Oberflächenwellen
FI116097B (fi) * 2002-08-21 2005-09-15 Heikki Ruotoistenmaeki Voima- tai paineanturi ja menetelmä sen soveltamiseksi
JP3622758B2 (ja) * 2003-03-28 2005-02-23 松下電器産業株式会社 弾性表面波共振器、弾性表面波フィルタ、及びアンテナ共用器

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3701147A (en) * 1969-01-22 1972-10-24 Us Navy Surface wave devices for signal processing
GB1372052A (en) * 1971-01-05 1974-10-30 Mullard Ltd Electromechanical frequency selective devices
US3786373A (en) * 1971-10-01 1974-01-15 Raytheon Co Temperature compensated acoustic surface wave device
JPS5434519B2 (enExample) * 1973-08-31 1979-10-27
US3831044A (en) * 1973-11-07 1974-08-20 Us Navy Coded grating transducer
US3904996A (en) * 1973-12-28 1975-09-09 Texas Instruments Inc Capacitive weighted acoustic surface wave filter
DE2524649C3 (de) * 1975-06-03 1980-11-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Fernseh-ZF-Filter nach dem Oberflächenwellenprinzip
SU726647A1 (ru) * 1977-07-22 1980-04-05 Ордена Трудового Красного Знамени Институт Радиотехники И Электроники Ан Ссср Полосовой фильтр на поверхностных акустических волнах
SU726648A1 (ru) * 1977-07-22 1980-04-05 Ордена Трудового Красного Знамени Институт Радиотехники И Электроники Ан Ссср Устройство на поверхностных акустических волнах
US4166257A (en) * 1977-10-19 1979-08-28 Motorola, Inc. Capacitively weighted surface acoustic wave device

Also Published As

Publication number Publication date
WO1981000939A1 (fr) 1981-04-02
US4393321A (en) 1983-07-12
GB2075785A (en) 1981-11-18
JPS56501269A (enExample) 1981-09-03
SU805918A1 (ru) 1982-03-30
GB2075785B (en) 1983-08-03
FR2466927B1 (enExample) 1984-01-06
FR2466927A1 (fr) 1981-04-10

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT. EBBINGHAUS

8139 Disposal/non-payment of the annual fee