NL168102C - Interdigitale transducent voor elastische oppervlaktegolven. - Google Patents

Interdigitale transducent voor elastische oppervlaktegolven.

Info

Publication number
NL168102C
NL168102C NL7411478A NL7411478A NL168102C NL 168102 C NL168102 C NL 168102C NL 7411478 A NL7411478 A NL 7411478A NL 7411478 A NL7411478 A NL 7411478A NL 168102 C NL168102 C NL 168102C
Authority
NL
Netherlands
Prior art keywords
transducent
interdigital
surface waves
elastic surface
elastic
Prior art date
Application number
NL7411478A
Other languages
English (en)
Dutch (nl)
Other versions
NL168102B (nl
NL7411478A (nl
Original Assignee
Kimio Shibayama
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 Kimio Shibayama filed Critical Kimio Shibayama
Publication of NL7411478A publication Critical patent/NL7411478A/xx
Publication of NL168102B publication Critical patent/NL168102B/xx
Application granted granted Critical
Publication of NL168102C publication Critical patent/NL168102C/xx

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
    • H03H9/14517—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)
NL7411478A 1973-08-31 1974-08-29 Interdigitale transducent voor elastische oppervlaktegolven. NL168102C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9788773A JPS5434519B2 (de) 1973-08-31 1973-08-31

Publications (3)

Publication Number Publication Date
NL7411478A NL7411478A (nl) 1975-03-04
NL168102B NL168102B (nl) 1981-09-16
NL168102C true NL168102C (nl) 1982-02-16

Family

ID=14204247

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7411478A NL168102C (nl) 1973-08-31 1974-08-29 Interdigitale transducent voor elastische oppervlaktegolven.

Country Status (4)

Country Link
US (1) US3894251A (de)
JP (1) JPS5434519B2 (de)
GB (1) GB1483221A (de)
NL (1) NL168102C (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50137428A (de) * 1974-04-18 1975-10-31
JPS5133345U (de) * 1974-09-03 1976-03-11
US4035675A (en) * 1976-04-08 1977-07-12 University Of Illinois Foundation Capacitive tap weighted surface acoustic wave transducers
US4143340A (en) * 1976-09-01 1979-03-06 The Magnavox Company Acoustic surface wave device with improved transducer
US4134087A (en) * 1977-04-08 1979-01-09 Hughes Aircraft Company Amplitude weighted surface acoustic wave device
SU726648A1 (ru) * 1977-07-22 1980-04-05 Ордена Трудового Красного Знамени Институт Радиотехники И Электроники Ан Ссср Устройство на поверхностных акустических волнах
SU726647A1 (ru) * 1977-07-22 1980-04-05 Ордена Трудового Красного Знамени Институт Радиотехники И Электроники Ан Ссср Полосовой фильтр на поверхностных акустических волнах
US4166257A (en) * 1977-10-19 1979-08-28 Motorola, Inc. Capacitively weighted surface acoustic wave device
DE2938542C2 (de) * 1979-09-24 1984-10-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Signalzuführungsanordnung für ein Oberflächenwellen-Bauteil
SU805918A1 (ru) * 1979-09-28 1982-03-30 Ордена Трудового Красного Знамени Институт Радиотехники И Электроники Ан Ссср Преобразователь поверхностных акустических волн
JPS5678218A (en) * 1979-11-30 1981-06-27 Hitachi Ltd Elastic surface wave device
JP2716699B2 (ja) * 1987-08-11 1998-02-18 株式会社東芝 弾性表面波装置
US5223762A (en) * 1990-12-27 1993-06-29 Murata Manufacturing Co., Ltd. Surface acoustic wave filter
EP0577089B1 (de) * 1992-06-29 1997-01-08 Canon Kabushiki Kaisha Akustische Oberflächenwellenanordnung, Demodulator und Kommunikationssystem mit dieser akustischen Oberflächenwellenanordnung
KR100421304B1 (ko) * 1999-07-09 2004-03-09 엔이씨 도낀 가부시끼가이샤 정전용량식 왜곡센서 및 그 사용방법
EP2104229B1 (de) * 2008-03-17 2011-09-14 Epcos AG SAW Transversalfilter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1328343A (en) * 1969-09-17 1973-08-30 Mullard Ltd Electro mechanical filters
US3689784A (en) * 1970-09-10 1972-09-05 Westinghouse Electric Corp Broadband, high frequency, thin film piezoelectric transducers
US3739290A (en) * 1971-05-05 1973-06-12 Secr Defence Acoustic surface wave devices
GB1362238A (en) * 1971-07-21 1974-07-30 Mullard Ltd Acoustic surface wave devices
US3801937A (en) * 1973-02-20 1974-04-02 Hughes Aircraft Co Acoustic pulse compression weighting filter transducer
US3831044A (en) * 1973-11-07 1974-08-20 Us Navy Coded grating transducer
JPS5211186U (de) * 1975-07-11 1977-01-26

Also Published As

Publication number Publication date
DE2441499A1 (de) 1975-04-03
JPS5434519B2 (de) 1979-10-27
NL168102B (nl) 1981-09-16
JPS5047539A (de) 1975-04-28
NL7411478A (nl) 1975-03-04
DE2441499B2 (de) 1977-02-10
GB1483221A (en) 1977-08-17
US3894251A (en) 1975-07-08

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Legal Events

Date Code Title Description
V4 Discontinued because of reaching the maximum lifetime of a patent