FR2483143B1 - Dispositif convoluteur piezoelectrique a ondes elastiques - Google Patents

Dispositif convoluteur piezoelectrique a ondes elastiques

Info

Publication number
FR2483143B1
FR2483143B1 FR8011225A FR8011225A FR2483143B1 FR 2483143 B1 FR2483143 B1 FR 2483143B1 FR 8011225 A FR8011225 A FR 8011225A FR 8011225 A FR8011225 A FR 8011225A FR 2483143 B1 FR2483143 B1 FR 2483143B1
Authority
FR
France
Prior art keywords
elastic wave
wave piezoelectric
convolver device
convolver
piezoelectric
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
Application number
FR8011225A
Other languages
English (en)
Other versions
FR2483143A1 (fr
Inventor
Herve Gautier
Charles Maerfeld
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 FR8011225A priority Critical patent/FR2483143B1/fr
Priority to EP81400686A priority patent/EP0040559B1/fr
Priority to DE8181400686T priority patent/DE3165355D1/de
Priority to CA000377717A priority patent/CA1177126A/fr
Priority to US06/264,691 priority patent/US4388599A/en
Priority to NO811707A priority patent/NO154365C/no
Priority to JP7508481A priority patent/JPS5718115A/ja
Publication of FR2483143A1 publication Critical patent/FR2483143A1/fr
Application granted granted Critical
Publication of FR2483143B1 publication Critical patent/FR2483143B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/19—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
    • G06G7/195—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions using electro- acoustic elements

Landscapes

  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR8011225A 1980-05-20 1980-05-20 Dispositif convoluteur piezoelectrique a ondes elastiques Expired FR2483143B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR8011225A FR2483143B1 (fr) 1980-05-20 1980-05-20 Dispositif convoluteur piezoelectrique a ondes elastiques
EP81400686A EP0040559B1 (fr) 1980-05-20 1981-04-30 Dispositif convoluteur piézoélectrique à ondes élastiques
DE8181400686T DE3165355D1 (en) 1980-05-20 1981-04-30 Piezoelectric convolution device using elastic waves
CA000377717A CA1177126A (fr) 1980-05-20 1981-05-15 Convolutionneur a ondes elastiques transmises sur un solide piezoelectrique
US06/264,691 US4388599A (en) 1980-05-20 1981-05-18 Piezoelectric elastic-wave convolver device
NO811707A NO154365C (no) 1980-05-20 1981-05-19 Piezoelektrisk konvolusjonsanordning for akustiske boelger.
JP7508481A JPS5718115A (en) 1980-05-20 1981-05-20 Piezoelectric elastic wave turning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8011225A FR2483143B1 (fr) 1980-05-20 1980-05-20 Dispositif convoluteur piezoelectrique a ondes elastiques

Publications (2)

Publication Number Publication Date
FR2483143A1 FR2483143A1 (fr) 1981-11-27
FR2483143B1 true FR2483143B1 (fr) 1988-02-05

Family

ID=9242157

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8011225A Expired FR2483143B1 (fr) 1980-05-20 1980-05-20 Dispositif convoluteur piezoelectrique a ondes elastiques

Country Status (7)

Country Link
US (1) US4388599A (fr)
EP (1) EP0040559B1 (fr)
JP (1) JPS5718115A (fr)
CA (1) CA1177126A (fr)
DE (1) DE3165355D1 (fr)
FR (1) FR2483143B1 (fr)
NO (1) NO154365C (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58196712A (ja) * 1982-05-12 1983-11-16 Nec Corp エラステイツク・コンボルバ
JPS598075U (ja) * 1982-07-07 1984-01-19 三菱電機株式会社 熱交換器
US4592009A (en) * 1983-11-17 1986-05-27 E-Systems, Inc. MSK surface acoustic wave convolver
US4870376A (en) * 1983-12-15 1989-09-26 Texas Instruments Incorporated Monolithic elastic convolver output circuit
US4584475A (en) * 1984-05-29 1986-04-22 Allied Corporation Surface acoustic wave infrared line imaging array
US4675839A (en) * 1985-04-10 1987-06-23 Allied Corporation Receiver for a spread spectrum communication system having a time-multiplexed convolver
JPS61296807A (ja) * 1985-06-25 1986-12-27 Clarion Co Ltd 弾性表面波装置
GB2197559B (en) * 1986-08-22 1990-03-28 Clarion Co Ltd Bias voltage circuit for a convolver
US4894576A (en) * 1987-04-10 1990-01-16 Clarion Co., Ltd. Surface-acoustic-wave convolver
JP2911893B2 (ja) * 1987-05-15 1999-06-23 クラリオン株式会社 弾性表面波装置
US5440155A (en) * 1987-10-15 1995-08-08 Electronic Decisions Incorporated Acoustic charge transport convolver, method of use and fabrication
JP2520136Y2 (ja) * 1988-02-15 1996-12-11 クラリオン株式会社 弾性表面波装置
JPH02199910A (ja) * 1989-01-27 1990-08-08 Clarion Co Ltd 弾性表面波装置
JPH03162103A (ja) * 1989-11-21 1991-07-12 Fujitsu Ltd 実効線路長が変更されたマイクロストリップライン
US5357225A (en) * 1992-12-23 1994-10-18 Alcatel Network Systems, Inc. Method and apparatus for adjusting the impedance of a microstrip transmission line
EP0747850B1 (fr) 1995-06-09 2002-03-20 Canon Kabushiki Kaisha Dispositif à ondes acoustiques de surface et système de communication utilisant ce dispositif

Also Published As

Publication number Publication date
NO154365C (no) 1986-09-03
JPS5718115A (en) 1982-01-29
DE3165355D1 (en) 1984-09-13
JPH031847B2 (fr) 1991-01-11
EP0040559A1 (fr) 1981-11-25
NO154365B (no) 1986-05-26
NO811707L (no) 1981-11-23
EP0040559B1 (fr) 1984-08-08
FR2483143A1 (fr) 1981-11-27
CA1177126A (fr) 1984-10-30
US4388599A (en) 1983-06-14

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Legal Events

Date Code Title Description
CL Concession to grant licences
ST Notification of lapse