DE2524850B2 - - Google Patents

Info

Publication number
DE2524850B2
DE2524850B2 DE2524850A DE2524850A DE2524850B2 DE 2524850 B2 DE2524850 B2 DE 2524850B2 DE 2524850 A DE2524850 A DE 2524850A DE 2524850 A DE2524850 A DE 2524850A DE 2524850 B2 DE2524850 B2 DE 2524850B2
Authority
DE
Germany
Prior art keywords
signal
electrode
insulated
sound device
piezoelectric substrate
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
DE2524850A
Other languages
German (de)
English (en)
Other versions
DE2524850C3 (de
DE2524850A1 (de
Inventor
Gerard Parly Kantorowicz (Frankreich)
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
Publication of DE2524850A1 publication Critical patent/DE2524850A1/de
Publication of DE2524850B2 publication Critical patent/DE2524850B2/de
Application granted granted Critical
Publication of DE2524850C3 publication Critical patent/DE2524850C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C27/00—Electric analogue stores, e.g. for storing instantaneous values
    • G11C27/02—Sample-and-hold arrangements
    • G11C27/024—Sample-and-hold arrangements using a capacitive memory element
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE2524850A 1974-06-04 1975-06-04 Schalleinrichtung für Hochfrequenzsignale Expired DE2524850C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7419172A FR2274113A1 (fr) 1974-06-04 1974-06-04 Dispositif acoustique a memoire pour la correlation notamment de deux signaux haute-frequence

Publications (3)

Publication Number Publication Date
DE2524850A1 DE2524850A1 (de) 1975-12-18
DE2524850B2 true DE2524850B2 (OSRAM) 1978-03-23
DE2524850C3 DE2524850C3 (de) 1978-11-30

Family

ID=9139580

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2524850A Expired DE2524850C3 (de) 1974-06-04 1975-06-04 Schalleinrichtung für Hochfrequenzsignale

Country Status (4)

Country Link
US (1) US3975696A (OSRAM)
JP (1) JPS5110789A (OSRAM)
DE (1) DE2524850C3 (OSRAM)
FR (1) FR2274113A1 (OSRAM)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016412A (en) * 1975-03-05 1977-04-05 Massachusetts Institute Of Technology Surface wave devices for processing signals
US4070652A (en) * 1975-11-14 1978-01-24 Westinghouse Electric Corporation Acousto-electric signal convolver, correlator and memory
FR2345007A1 (fr) * 1976-03-16 1977-10-14 Thomson Csf Dispositif acousto-electrique de traitement de signal par correlation ou convolution
JPS52135283A (en) * 1976-05-07 1977-11-12 Seiko Epson Corp Tuning fork type crystal resonator
US4101965A (en) * 1976-05-27 1978-07-18 Massachusetts Institute Of Technology Surface acoustic wave devices for processing and storing signals
US4066984A (en) * 1976-08-11 1978-01-03 Ernest Stern Surface acoustic wave devices for processing and storing signals
US4099146A (en) * 1977-04-04 1978-07-04 Zenith Radio Corporation Acoustic wave storage convolver
FR2430063A2 (fr) * 1978-06-29 1980-01-25 Thomson Csf Dispositif acoustique a memoire, pour la correlation notamment, de deux signaux haute frequence, procede de realisation du reseau de diodes utilise dans un tel dispositif et correlateur acoustique a memoire comportant un tel dispositif
JPS5879779A (ja) * 1981-11-06 1983-05-13 Clarion Co Ltd 弾性表面波コンボルバ
GB2197559B (en) * 1986-08-22 1990-03-28 Clarion Co Ltd Bias voltage circuit for a convolver
US5440155A (en) * 1987-10-15 1995-08-08 Electronic Decisions Incorporated Acoustic charge transport convolver, method of use and fabrication
US6194808B1 (en) * 1996-07-19 2001-02-27 Kazuhiko Yamanouchi Surface acoustic wave functional device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675140A (en) * 1970-06-30 1972-07-04 Ibm Acoustic wave amplifier having a coupled semiconductor layer
US3691406A (en) * 1971-08-13 1972-09-12 Texas Instruments Inc Surface acoustic wave generating system
US3792321A (en) * 1971-08-26 1974-02-12 F Seifert Piezoelectric semiconductor devices in which sound energy increases the breakdown voltage and power of capabilities
US3826932A (en) * 1972-04-17 1974-07-30 W Wang An ultrasonic convolver having piezoelectric and semiconductor properties
US3851280A (en) * 1973-08-01 1974-11-26 Texas Instruments Inc Non-linear signal processing device using square law detection of surface elastic waves with insulated gate field effect transistor
US3833867A (en) * 1973-10-23 1974-09-03 Sperry Rand Corp Acoustic surface wave convolver with bidirectional amplification

Also Published As

Publication number Publication date
JPS5110789A (OSRAM) 1976-01-28
FR2274113B1 (OSRAM) 1976-10-15
FR2274113A1 (fr) 1976-01-02
DE2524850C3 (de) 1978-11-30
DE2524850A1 (de) 1975-12-18
US3975696A (en) 1976-08-17

Similar Documents

Publication Publication Date Title
DE2524850C3 (de) Schalleinrichtung für Hochfrequenzsignale
DE2324211A1 (de) Elektromechanischer uebertrager
DE2711460A1 (de) Elektroakustische signalverarbeitungseinrichtung
DE2530471C2 (de) Mit akustischen Oberflächenwellen arbeitender Korrelator
DE2314674B2 (de) Elektrische spannungsvervielfacher-kaskade
DE69400625T2 (de) Marx-Generator
DE2604068A1 (de) Verfahren und vorrichtung zur verbesserung der umsteuerung des gasentladungszustandes von mehrzelligen gasentladungsanzeige-speichereinrichtungen
DE3121516A1 (de) Pulskompressionsfilter nach art einer dispersiven verzoegerungsleitung
DE1935411A1 (de) Sampling-System
DE2131899B2 (de) Piezoelektrische Verzögerungsleitung
DE2436728A1 (de) Elektroakustische verzoegerungsvorrichtung
DE2621210C3 (de) Mit elastischen Oberflächenwellen arbeitender Speicherkorrelator
DE2459671C3 (de) Speichervorrichtung für Hochfrequenzsignale
DE2513166B2 (de) System zum Umsetzen eines optischen Bildes in elektrische Signale
DE4327850C2 (de) Planarfilter insbesondere für mehrpolige Steckverbinder mit Stecker und Gegenstecker
DE1924975A1 (de) Verfahren und Messanordnung zur UEberpruefung bzw. Untersuchung einer Oberflaeche
DE2153675A1 (de) Ladungsgekoppelte Baueinheit
DE862474C (de) Kippschwingungserzeuger
DE2438881C2 (de) Elektroabscheider
DE1448908A1 (de) Vorrichtung zur elektrographischen Aufzeichnung
DE2459671A1 (de) Elektroakustische speichervorrichtung fuer hochfrequenzsignale
DE2246602C (de) Gleichstromversorgungs-Anschluß teil
DE1033449B (de) Aufrufanordnung fuer Speichermatrix
DE1934149C3 (de) Gerät zum elektrografischen Drucken durch eine Bildpunktmatrix darstellbarer Schriftzeichen
DE901796C (de) Einrichtung zur Ausloesung eines Stromflusses mit steiler Anstiegs- charakteristik in einem regelbaren Zeitabstand nach jeweils einem von aufeinanderfolgenden markanten elektrischen Vorgaengen

Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee