FR2095556A5 - - Google Patents

Info

Publication number
FR2095556A5
FR2095556A5 FR7116473A FR7116473A FR2095556A5 FR 2095556 A5 FR2095556 A5 FR 2095556A5 FR 7116473 A FR7116473 A FR 7116473A FR 7116473 A FR7116473 A FR 7116473A FR 2095556 A5 FR2095556 A5 FR 2095556A5
Authority
FR
France
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
FR7116473A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR2095556A5 publication Critical patent/FR2095556A5/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F13/00—Amplifiers using amplifying element consisting of two mechanically- or acoustically-coupled transducers, e.g. telephone-microphone amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F7/00—Parametric amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (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)
  • Lasers (AREA)
FR7116473A 1970-06-30 1971-04-29 Expired FR2095556A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5128770A 1970-06-30 1970-06-30

Publications (1)

Publication Number Publication Date
FR2095556A5 true FR2095556A5 (fr) 1972-02-11

Family

ID=21970372

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7116473A Expired FR2095556A5 (fr) 1970-06-30 1971-04-29

Country Status (4)

Country Link
US (1) US3679985A (fr)
DE (1) DE2129381A1 (fr)
FR (1) FR2095556A5 (fr)
GB (1) GB1324069A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873858A (en) * 1972-05-23 1975-03-25 Massachusetts Inst Technology Acoustic surface wave phase shifter
US4025876A (en) * 1975-09-12 1977-05-24 Nasa Distributed feedback acoustic surface wave oscillator
US4005376A (en) * 1976-04-15 1977-01-25 The United States Of America As Represented By The Secretary Of The Navy Electronically variable surface acoustic wave phase shifter
JPS5448492A (en) * 1977-09-08 1979-04-17 Clarion Co Ltd Elastic surface wave transducer
JPS584485B2 (ja) * 1978-06-06 1983-01-26 クラリオン株式会社 周波数選択装置
JPS5544245A (en) * 1978-09-22 1980-03-28 Clarion Co Ltd Frequency selection unit
US4233530A (en) * 1978-10-05 1980-11-11 Clarion Co., Ltd. Elastic surface wave device
US4471255A (en) * 1978-10-05 1984-09-11 Clarion Co., Ltd. Surface acoustic wave parametric device
GB2056810B (en) * 1979-08-14 1984-02-22 Clarion Co Ltd Surface-acoustic-wave device
US4389590A (en) * 1981-08-26 1983-06-21 The United States Of America As Represented By The Secretary Of The Navy System for recording waveforms using spatial dispersion
DE3910164A1 (de) * 1989-03-29 1990-10-04 Siemens Ag Elektrostatischer wandler zur erzeugung von akustischen oberflaechenwellen auf nicht piezoelektrischem halbleitersubstrat
JPH0435203A (ja) * 1990-05-25 1992-02-06 Sumitomo Electric Ind Ltd マイクロ波デバイス
US5427638A (en) * 1992-06-04 1995-06-27 Alliedsignal Inc. Low temperature reaction bonding
US5407506A (en) * 1992-06-04 1995-04-18 Alliedsignal Inc. Reaction bonding through activation by ion bombardment
US20030072519A1 (en) * 2001-10-17 2003-04-17 Bolanos Miguel Holgado Photonic device, optical logic circuit incorporting the photonic device and method of manufacturing thereof
US7934424B2 (en) * 2006-07-25 2011-05-03 Luna Innovations Incorporated Ultrasonic material monitor for determining a characteristic of the material
US8901997B2 (en) 2011-11-16 2014-12-02 The Brain Window, Inc. Low noise photo-parametric solid state amplifier

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE624904A (fr) * 1961-11-17
US3388334A (en) * 1967-09-21 1968-06-11 Zenith Radio Corp Solid state traveling wave devices
US3582540A (en) * 1969-04-17 1971-06-01 Zenith Radio Corp Signal translating apparatus using surface wave acoustic device

Also Published As

Publication number Publication date
US3679985A (en) 1972-07-25
DE2129381A1 (de) 1972-01-05
GB1324069A (en) 1973-07-18

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Legal Events

Date Code Title Description
ST Notification of lapse