IT958792B - Dispositivo a onda acustica di superficie - Google Patents

Dispositivo a onda acustica di superficie

Info

Publication number
IT958792B
IT958792B IT6839072A IT6839072A IT958792B IT 958792 B IT958792 B IT 958792B IT 6839072 A IT6839072 A IT 6839072A IT 6839072 A IT6839072 A IT 6839072A IT 958792 B IT958792 B IT 958792B
Authority
IT
Italy
Prior art keywords
acoustic wave
surface acoustic
wave device
wave
acoustic
Prior art date
Application number
IT6839072A
Other languages
English (en)
Italian (it)
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 filed Critical
Application granted granted Critical
Publication of IT958792B publication Critical patent/IT958792B/it

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
    • H03H9/30—Time-delay networks
    • H03H9/42—Time-delay networks using surface acoustic waves
    • H03H9/423—Time-delay networks using surface acoustic waves with adjustable delay time
    • 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
    • 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
    • H03H9/02685—Grating lines having particular arrangements
    • H03H9/02771—Reflector banks
    • 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
    • H03H9/0296—Surface acoustic wave [SAW] devices having both acoustic and non-acoustic properties
    • H03H9/02976—Surface acoustic wave [SAW] devices having both acoustic and non-acoustic properties with semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/42—Time-delay networks using surface acoustic waves
    • H03H9/44—Frequency dependent delay lines, e.g. dispersive delay lines
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/66—Phase shifters
    • H03H9/68—Phase shifters using surface acoustic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
IT6839072A 1971-05-05 1972-05-04 Dispositivo a onda acustica di superficie IT958792B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1312571 1971-05-05
GB74972*[A GB1372235A (en) 1971-05-05 1972-01-07 Acoustic surface wave devices

Publications (1)

Publication Number Publication Date
IT958792B true IT958792B (it) 1973-10-30

Family

ID=26236161

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6839072A IT958792B (it) 1971-05-05 1972-05-04 Dispositivo a onda acustica di superficie

Country Status (8)

Country Link
JP (1) JPS5635043B1 (no)
CA (1) CA966588A (no)
DE (1) DE2222229C2 (no)
FR (1) FR2135303B1 (no)
GB (1) GB1372235A (no)
IT (1) IT958792B (no)
NL (1) NL179528C (no)
NO (1) NO136017C (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2235633A5 (no) * 1973-06-29 1975-01-24 Thomson Csf
GB1445782A (en) * 1974-03-05 1976-08-11 Standard Telephones Cables Ltd Surface acoustic wave filter device
FR2461368A1 (fr) * 1979-07-06 1981-01-30 Thomson Csf Dispositif a ondes magnetostatiques comportant une structure d'echange a bandes conductrices
GB2181917B (en) * 1982-03-11 1987-11-18 Nobuo Mikoshiba Surface acoustic wave device
US4511816A (en) * 1982-03-11 1985-04-16 Nobuo Mikoshiba Surface acoustic wave device using an elastic substrate and an aluminum nitride piezoelectric film
GB2181918B (en) * 1982-03-11 1987-11-18 Nobuo Mikoshiba Surface acoustic wave device
GB2139442A (en) * 1983-05-05 1984-11-07 Gen Electric Co Plc Surface acoustic wave device
GB2160379A (en) * 1984-06-15 1985-12-18 Philips Electronic Associated Surface-propagating acoustic wave device
US7729945B1 (en) 1998-03-11 2010-06-01 West Corporation Systems and methods that use geographic data to intelligently select goods and services to offer in telephonic and electronic commerce
FR3100998B1 (fr) * 2019-09-25 2022-06-03 Lille Ecole Centrale Dispositif pour nettoyer un support recouvert d’un liquide

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3500461A (en) * 1967-03-16 1970-03-10 Itt Research Institute Kinetomagnetic,piezoelectric and piezoresistive tapping techniques for non-magnetic delay lines
US3568102A (en) * 1967-07-06 1971-03-02 Litton Precision Prod Inc Split surface wave acoustic delay line
US3479572A (en) * 1967-07-06 1969-11-18 Litton Precision Prod Inc Acoustic surface wave device
DE1814955C3 (de) * 1968-12-16 1973-10-04 Siemens Ag, 1000 Berlin U. 8000 Muenchen Ultraschall Übertragungsleitung

Also Published As

Publication number Publication date
GB1372235A (en) 1974-10-30
FR2135303B1 (no) 1973-07-13
NL179528C (nl) 1986-09-16
DE2222229A1 (de) 1972-11-16
NO136017C (no) 1977-07-06
CA966588A (en) 1975-04-22
NL179528B (nl) 1986-04-16
NO136017B (no) 1977-03-28
FR2135303A1 (no) 1972-12-15
DE2222229C2 (de) 1986-10-23
NL7206096A (no) 1972-11-07
JPS5635043B1 (no) 1981-08-14

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