GB1362036A - Variable delay lines for very high frequency operation - Google Patents

Variable delay lines for very high frequency operation

Info

Publication number
GB1362036A
GB1362036A GB5324071A GB5324071A GB1362036A GB 1362036 A GB1362036 A GB 1362036A GB 5324071 A GB5324071 A GB 5324071A GB 5324071 A GB5324071 A GB 5324071A GB 1362036 A GB1362036 A GB 1362036A
Authority
GB
United Kingdom
Prior art keywords
crystal
electrode
electrodes
output
nov
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.)
Expired
Application number
GB5324071A
Other languages
English (en)
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 GB1362036A publication Critical patent/GB1362036A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
GB5324071A 1970-11-17 1971-11-16 Variable delay lines for very high frequency operation Expired GB1362036A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7041170A FR2114133A5 (https=) 1970-11-17 1970-11-17

Publications (1)

Publication Number Publication Date
GB1362036A true GB1362036A (en) 1974-07-30

Family

ID=9064268

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5324071A Expired GB1362036A (en) 1970-11-17 1971-11-16 Variable delay lines for very high frequency operation

Country Status (4)

Country Link
US (1) US3753029A (https=)
DE (1) DE2157129A1 (https=)
FR (1) FR2114133A5 (https=)
GB (1) GB1362036A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886503A (en) * 1974-01-28 1975-05-27 Thomson Csf Device for storing high frequency signals
FR2396581A2 (fr) * 1977-07-05 1979-02-02 Renault Cabine de peinture comportant un dispositif de recuperation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2307438A (en) * 1940-09-04 1943-01-05 Rca Corp Piezoelectric device
US2508098A (en) * 1945-06-15 1950-05-16 Chilowsky Constantin Method and apparatus for improving the response of radio-sensitive salts
BE480427A (https=) * 1947-02-27
US2941110A (en) * 1958-08-15 1960-06-14 Sylvania Electric Prod Delay line

Also Published As

Publication number Publication date
US3753029A (en) 1973-08-14
FR2114133A5 (https=) 1972-06-30
DE2157129A1 (de) 1972-05-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees