FR2278200A1 - Dispositif electromecanique a ongles elastiques de surface - Google Patents

Dispositif electromecanique a ongles elastiques de surface

Info

Publication number
FR2278200A1
FR2278200A1 FR7424364A FR7424364A FR2278200A1 FR 2278200 A1 FR2278200 A1 FR 2278200A1 FR 7424364 A FR7424364 A FR 7424364A FR 7424364 A FR7424364 A FR 7424364A FR 2278200 A1 FR2278200 A1 FR 2278200A1
Authority
FR
France
Prior art keywords
electromechanical device
elastic surface
nails
surface nails
elastic
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
FR7424364A
Other languages
English (en)
Other versions
FR2278200B1 (fr
Inventor
Gerard Coussot
Olivier Menager
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 SA filed Critical Thomson CSF SA
Priority to FR7424364A priority Critical patent/FR2278200A1/fr
Priority to US05/594,088 priority patent/US3972011A/en
Priority to CA231,178A priority patent/CA1042081A/fr
Priority to BE158156A priority patent/BE831206A/fr
Priority to YU1757/75A priority patent/YU37416B/xx
Priority to DE2531151A priority patent/DE2531151C3/de
Priority to GB29349/75A priority patent/GB1513415A/en
Priority to JP8573175A priority patent/JPS5536205B2/ja
Publication of FR2278200A1 publication Critical patent/FR2278200A1/fr
Application granted granted Critical
Publication of FR2278200B1 publication Critical patent/FR2278200B1/fr
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 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
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H03H9/02779—Continuous surface reflective arrays
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
FR7424364A 1974-07-12 1974-07-12 Dispositif electromecanique a ongles elastiques de surface Granted FR2278200A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7424364A FR2278200A1 (fr) 1974-07-12 1974-07-12 Dispositif electromecanique a ongles elastiques de surface
US05/594,088 US3972011A (en) 1974-07-12 1975-07-08 Surface elastic wave electromechanical device
BE158156A BE831206A (fr) 1974-07-12 1975-07-10 Dispositif electromecanique a ondes elastiques de surface
YU1757/75A YU37416B (en) 1974-07-12 1975-07-10 Electromechanical arrangement with elastic surface waves
CA231,178A CA1042081A (fr) 1974-07-12 1975-07-10 Appareil electromecanique a onde de surface elastique
DE2531151A DE2531151C3 (de) 1974-07-12 1975-07-11 Mit elastischen Oberflächenwellen arbeitende elektromechanische Einrichtung
GB29349/75A GB1513415A (en) 1974-07-12 1975-07-11 Surface elastic wave electromechanical device
JP8573175A JPS5536205B2 (fr) 1974-07-12 1975-07-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424364A FR2278200A1 (fr) 1974-07-12 1974-07-12 Dispositif electromecanique a ongles elastiques de surface

Publications (2)

Publication Number Publication Date
FR2278200A1 true FR2278200A1 (fr) 1976-02-06
FR2278200B1 FR2278200B1 (fr) 1978-01-27

Family

ID=9141224

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7424364A Granted FR2278200A1 (fr) 1974-07-12 1974-07-12 Dispositif electromecanique a ongles elastiques de surface

Country Status (8)

Country Link
US (1) US3972011A (fr)
JP (1) JPS5536205B2 (fr)
BE (1) BE831206A (fr)
CA (1) CA1042081A (fr)
DE (1) DE2531151C3 (fr)
FR (1) FR2278200A1 (fr)
GB (1) GB1513415A (fr)
YU (1) YU37416B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437070A1 (fr) * 1978-09-22 1980-04-18 Clarion Co Ltd Selecteur de frequence

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7411606A (nl) * 1974-09-02 1976-03-04 Philips Nv Inrichting voor het in amplitude moduleren van een elektrisch signaal.
FR2310029A1 (fr) * 1975-04-30 1976-11-26 Thomson Csf Dispositif a ondes elastiques de surface permettant l'elimination des echos a transits multiples
US4044321A (en) * 1976-03-01 1977-08-23 Rockwell International Corporation Surface acoustic wave band pass filtering
JPS54119863A (en) * 1978-03-09 1979-09-18 Nippon Denshi Kogyo Shinko Surface elastic wave device
JPS5553943A (en) * 1978-10-17 1980-04-19 Nec Corp Folded connection control system for loop transmission line
JPS5575333A (en) * 1978-12-04 1980-06-06 Matsushita Electric Ind Co Ltd Elastic surface wave filter
JPS608667B2 (ja) * 1980-10-09 1985-03-05 株式会社明電舎 ル−プ式デ−タハイウエイシステム
JPS5843609A (ja) * 1981-09-09 1983-03-14 Toshiba Corp 弾性表面波装置
DE3425555C2 (de) * 1984-07-11 1994-11-17 Clarion Co Ltd SAW-Oberflächenwellenbauelement
AU565454B2 (en) * 1984-10-09 1987-09-17 X-Cyte Inc. Saw transponder
AU564844B2 (en) * 1984-10-09 1987-08-27 X-Cyte Inc. Saw transponder
CN113680405A (zh) * 2021-08-26 2021-11-23 哈尔滨工业大学 一种声表面波驱动的微液滴移动速度与方向控制方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3872410A (en) * 1972-12-04 1975-03-18 Gte Laboratories Inc Surface wave filter for tv if stage
US3908137A (en) * 1973-12-26 1975-09-23 Magnavox Co Apparatus and method for triple transit signal cancellation in an acoustical surface wave device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437070A1 (fr) * 1978-09-22 1980-04-18 Clarion Co Ltd Selecteur de frequence

Also Published As

Publication number Publication date
GB1513415A (en) 1978-06-07
CA1042081A (fr) 1978-11-07
JPS5132244A (fr) 1976-03-18
YU37416B (en) 1984-08-31
FR2278200B1 (fr) 1978-01-27
JPS5536205B2 (fr) 1980-09-19
YU175775A (en) 1983-04-27
US3972011A (en) 1976-07-27
BE831206A (fr) 1975-11-03
DE2531151C3 (de) 1980-09-25
DE2531151B2 (de) 1980-01-24
DE2531151A1 (de) 1976-01-29

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Legal Events

Date Code Title Description
ST Notification of lapse