NO154365C - Piezoelektrisk konvolusjonsanordning for akustiske boelger. - Google Patents

Piezoelektrisk konvolusjonsanordning for akustiske boelger.

Info

Publication number
NO154365C
NO154365C NO811707A NO811707A NO154365C NO 154365 C NO154365 C NO 154365C NO 811707 A NO811707 A NO 811707A NO 811707 A NO811707 A NO 811707A NO 154365 C NO154365 C NO 154365C
Authority
NO
Norway
Prior art keywords
piezoelectric
acoustic waves
convolution device
convolution
acoustic
Prior art date
Application number
NO811707A
Other languages
English (en)
Norwegian (no)
Other versions
NO811707L (no
NO154365B (no
Inventor
Herve Gautier
Charles Maerfeld
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 NO811707L publication Critical patent/NO811707L/no
Publication of NO154365B publication Critical patent/NO154365B/no
Publication of NO154365C publication Critical patent/NO154365C/no

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)
NO811707A 1980-05-20 1981-05-19 Piezoelektrisk konvolusjonsanordning for akustiske boelger. NO154365C (no)

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 (3)

Publication Number Publication Date
NO811707L NO811707L (no) 1981-11-23
NO154365B NO154365B (no) 1986-05-26
NO154365C true NO154365C (no) 1986-09-03

Family

ID=9242157

Family Applications (1)

Application Number Title Priority Date Filing Date
NO811707A NO154365C (no) 1980-05-20 1981-05-19 Piezoelektrisk konvolusjonsanordning for akustiske boelger.

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
DE69525937D1 (de) 1995-06-09 2002-04-25 Canon Kk Akustische Oberflächenwellenanordnung und diese verwendendes Übertragungssystem

Also Published As

Publication number Publication date
EP0040559A1 (fr) 1981-11-25
US4388599A (en) 1983-06-14
CA1177126A (fr) 1984-10-30
NO811707L (no) 1981-11-23
EP0040559B1 (fr) 1984-08-08
NO154365B (no) 1986-05-26
JPH031847B2 (fr) 1991-01-11
FR2483143B1 (fr) 1988-02-05
FR2483143A1 (fr) 1981-11-27
JPS5718115A (en) 1982-01-29
DE3165355D1 (en) 1984-09-13

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