NL179528B - COUPLING DEVICE FOR ACOUSTIC SURFACE WAVES. - Google Patents

COUPLING DEVICE FOR ACOUSTIC SURFACE WAVES.

Info

Publication number
NL179528B
NL179528B NLAANVRAGE7206096,A NL7206096A NL179528B NL 179528 B NL179528 B NL 179528B NL 7206096 A NL7206096 A NL 7206096A NL 179528 B NL179528 B NL 179528B
Authority
NL
Netherlands
Prior art keywords
coupling device
surface waves
acoustic surface
acoustic
waves
Prior art date
Application number
NLAANVRAGE7206096,A
Other languages
Dutch (nl)
Other versions
NL7206096A (en
NL179528C (en
Original Assignee
Secr Defence Brit
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 Secr Defence Brit filed Critical Secr Defence Brit
Publication of NL7206096A publication Critical patent/NL7206096A/xx
Publication of NL179528B publication Critical patent/NL179528B/en
Application granted granted Critical
Publication of NL179528C publication Critical patent/NL179528C/en

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)
NLAANVRAGE7206096,A 1971-05-05 1972-05-05 COUPLING DEVICE FOR ACOUSTIC SURFACE WAVES. NL179528C (en)

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 (3)

Publication Number Publication Date
NL7206096A NL7206096A (en) 1972-11-07
NL179528B true NL179528B (en) 1986-04-16
NL179528C NL179528C (en) 1986-09-16

Family

ID=26236161

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7206096,A NL179528C (en) 1971-05-05 1972-05-05 COUPLING DEVICE FOR ACOUSTIC SURFACE WAVES.

Country Status (8)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2235633A5 (en) * 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 (en) * 1979-07-06 1981-01-30 Thomson Csf MAGNETOSTATIC WAVE DEVICE HAVING AN EXCHANGE STRUCTURE WITH CONDUCTIVE BANDS
GB2181918B (en) * 1982-03-11 1987-11-18 Nobuo Mikoshiba Surface acoustic wave device
GB2181917B (en) * 1982-03-11 1987-11-18 Nobuo Mikoshiba Surface acoustic wave device
GB2120037B (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 (en) * 2019-09-25 2022-06-03 Lille Ecole Centrale Device for cleaning a support covered with a liquid

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
US3479572A (en) * 1967-07-06 1969-11-18 Litton Precision Prod Inc Acoustic surface wave device
US3568102A (en) * 1967-07-06 1971-03-02 Litton Precision Prod Inc Split surface wave acoustic delay line
DE1814955C3 (en) * 1968-12-16 1973-10-04 Siemens Ag, 1000 Berlin U. 8000 Muenchen Ultrasonic transmission line

Also Published As

Publication number Publication date
IT958792B (en) 1973-10-30
NL7206096A (en) 1972-11-07
DE2222229A1 (en) 1972-11-16
NO136017B (en) 1977-03-28
DE2222229C2 (en) 1986-10-23
NO136017C (en) 1977-07-06
GB1372235A (en) 1974-10-30
CA966588A (en) 1975-04-22
FR2135303B1 (en) 1973-07-13
NL179528C (en) 1986-09-16
JPS5635043B1 (en) 1981-08-14
FR2135303A1 (en) 1972-12-15

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Lapsed because of reaching the maximum lifetime of a patent