GB1355199A - Ultrasonic delay lines - Google Patents

Ultrasonic delay lines

Info

Publication number
GB1355199A
GB1355199A GB3621371A GB3621371A GB1355199A GB 1355199 A GB1355199 A GB 1355199A GB 3621371 A GB3621371 A GB 3621371A GB 3621371 A GB3621371 A GB 3621371A GB 1355199 A GB1355199 A GB 1355199A
Authority
GB
United Kingdom
Prior art keywords
delay line
aug
acoustic
delay lines
components
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
GB3621371A
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of GB1355199A publication Critical patent/GB1355199A/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
    • H03H9/36—Time-delay networks with non-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)
GB3621371A 1970-08-28 1971-08-02 Ultrasonic delay lines Expired GB1355199A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702042865 DE2042865B2 (de) 1970-08-28 1970-08-28 Ultraschallverzoegerungsleitung

Publications (1)

Publication Number Publication Date
GB1355199A true GB1355199A (en) 1974-06-05

Family

ID=5781028

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3621371A Expired GB1355199A (en) 1970-08-28 1971-08-02 Ultrasonic delay lines

Country Status (6)

Country Link
US (1) US3735292A (enExample)
AU (1) AU452627B2 (enExample)
BE (1) BE771655A (enExample)
DE (1) DE2042865B2 (enExample)
FR (1) FR2104888B1 (enExample)
GB (1) GB1355199A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2596593A1 (fr) * 1986-03-25 1987-10-02 Thomson Csf Procede de suppression des echos parasites dans les lignes a retard electroacoustiques a ondes de volume, et ligne a retard mettant en oeuvre ce procede

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2839731A (en) * 1953-01-14 1958-06-17 Bell Telephone Labor Inc Multi-facet ultrasonic delay line
US3071741A (en) * 1960-10-31 1963-01-01 Joseph B Braucr Microwave acoustic delay line
US3522557A (en) * 1963-07-19 1970-08-04 Bell Telephone Labor Inc Acoustic delay line
US3568104A (en) * 1968-12-20 1971-03-02 Gen Electric Sonic delay line device

Also Published As

Publication number Publication date
DE2042865B2 (de) 1972-03-09
AU3236971A (en) 1973-02-22
FR2104888B1 (enExample) 1976-09-03
AU452627B2 (en) 1974-09-12
BE771655A (fr) 1971-12-31
FR2104888A1 (enExample) 1972-04-21
DE2042865A1 (enExample) 1972-03-09
US3735292A (en) 1973-05-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee