YU31975A - Arrangement with elastic surface waves - Google Patents

Arrangement with elastic surface waves

Info

Publication number
YU31975A
YU31975A YU00319/75A YU31975A YU31975A YU 31975 A YU31975 A YU 31975A YU 00319/75 A YU00319/75 A YU 00319/75A YU 31975 A YU31975 A YU 31975A YU 31975 A YU31975 A YU 31975A
Authority
YU
Yugoslavia
Prior art keywords
arrangement
surface waves
elastic surface
elastic
waves
Prior art date
Application number
YU00319/75A
Other languages
English (en)
Inventor
G Coussot
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of YU31975A publication Critical patent/YU31975A/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
    • H03H9/30—Time-delay networks
    • 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
    • H03H9/02614—Treatment of substrates, e.g. curved, spherical, cylindrical substrates ensuring closed round-about circuits for the acoustical waves
    • H03H9/02622—Treatment of substrates, e.g. curved, spherical, cylindrical substrates ensuring closed round-about circuits for the acoustical waves of the surface, including back surface
    • 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
    • H03H9/02818—Means for compensation or elimination of undesirable effects
    • H03H9/02866—Means for compensation or elimination of undesirable effects of bulk wave excitation and reflections
    • 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
    • H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
    • H03H9/133—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials for electromechanical delay lines or filters

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Transducers For Ultrasonic Waves (AREA)
YU00319/75A 1974-02-15 1975-02-12 Arrangement with elastic surface waves YU31975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7405204A FR2261654B1 (fr) 1974-02-15 1974-02-15

Publications (1)

Publication Number Publication Date
YU31975A true YU31975A (en) 1982-05-31

Family

ID=9134972

Family Applications (1)

Application Number Title Priority Date Filing Date
YU00319/75A YU31975A (en) 1974-02-15 1975-02-12 Arrangement with elastic surface waves

Country Status (8)

Country Link
US (1) US3983514A (fr)
JP (1) JPS50120238A (fr)
CA (1) CA1047130A (fr)
DE (1) DE2505819C2 (fr)
FR (1) FR2261654B1 (fr)
GB (1) GB1500373A (fr)
IT (1) IT1029697B (fr)
YU (1) YU31975A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1089544A (fr) * 1976-11-09 1980-11-11 Sadao Takahashi Dispositif a ondes de surface elastiques
JPS53125861U (fr) * 1977-03-17 1978-10-06
JPS55157321U (fr) * 1979-04-02 1980-11-12
JPS5685923A (en) * 1979-12-13 1981-07-13 Matsushita Electric Ind Co Ltd Elastic surface wave transducer
JPS5784607A (en) * 1980-11-17 1982-05-27 Toshiba Corp Surface acoustic wave device
EP0224866B1 (fr) * 1985-12-05 1993-02-17 Siemens Aktiengesellschaft Elément à ondes acoustiques de surface
DE3606214A1 (de) * 1986-02-26 1987-08-27 Siemens Ag Halterung des substratplaettchens eines oberflaechenwellen-bauelementes
CA1273701A (fr) * 1986-03-12 1990-09-04 Mark S. Suthers Dispositif a ondes acoustiques de surface a transducteur interdigite apodise
DE4212517C2 (de) * 1992-04-14 1995-02-23 Siemens Ag Oberflächenwellenanordnung mit mindestens zwei in Richtung der Hauptwellenausbreitung benachbarten Oberflächenwellen-Strukturen
DE69426789T2 (de) * 1993-04-28 2001-08-02 Matsushita Electric Ind Co Ltd Akustische Oberflächenwellenanordnung und Herstellungsverfahren dafür
US5839062A (en) * 1994-03-18 1998-11-17 The Regents Of The University Of California Mixing, modulation and demodulation via electromechanical resonators
DE10102747B4 (de) * 2001-01-22 2010-06-10 Epcos Ag Piezoelektrisches Substrat und Verfahren zur Herstellung
JP3987036B2 (ja) 2001-11-06 2007-10-03 インフィネオン テクノロジーズ アクチエンゲゼルシャフト フィルタ装置およびその製造方法
DE10325281B4 (de) * 2003-06-04 2018-05-17 Snaptrack, Inc. Elektroakustisches Bauelement und Verfahren zur Herstellung
JP4246604B2 (ja) * 2003-11-18 2009-04-02 富士通メディアデバイス株式会社 弾性表面波デバイス

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL154076B (nl) * 1966-12-28 1977-07-15 Philips Nv Werkwijzen voor het vervaardigen van een ultrasone vertragingslijn, alsmede ultrasone vertraginslijnen vervaardigd volgens die werkwijzen.
US3070761A (en) * 1953-05-07 1962-12-25 Smith & Sons Ltd S Ultrasonic delay lines
FR2036374A5 (fr) * 1969-03-12 1970-12-24 Thomson Csf
US3739290A (en) * 1971-05-05 1973-06-12 Secr Defence Acoustic surface wave devices
US3753166A (en) * 1971-12-06 1973-08-14 Sperry Rand Corp Surface wave bandpass filter with non-linear fm input and output transducers and design method therefor
US3781721A (en) * 1972-11-30 1973-12-25 Hughes Aircraft Co Acoustic surface wave device eliminating spurious end reflections
JPS4998552A (fr) * 1973-01-20 1974-09-18
US3887887A (en) * 1973-12-28 1975-06-03 Texas Instruments Inc Acoustic bulk mode suppressor

Also Published As

Publication number Publication date
FR2261654B1 (fr) 1978-01-06
CA1047130A (fr) 1979-01-23
GB1500373A (en) 1978-02-08
DE2505819C2 (de) 1984-09-27
IT1029697B (it) 1979-03-20
US3983514A (en) 1976-09-28
FR2261654A1 (fr) 1975-09-12
JPS50120238A (fr) 1975-09-20
DE2505819A1 (de) 1975-08-21

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