GB1419448A - Frequency memory device - Google Patents

Frequency memory device

Info

Publication number
GB1419448A
GB1419448A GB4583873A GB4583873A GB1419448A GB 1419448 A GB1419448 A GB 1419448A GB 4583873 A GB4583873 A GB 4583873A GB 4583873 A GB4583873 A GB 4583873A GB 1419448 A GB1419448 A GB 1419448A
Authority
GB
United Kingdom
Prior art keywords
amplifier
band
frequency
network
radar
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
GB4583873A
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 GB1419448A publication Critical patent/GB1419448A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B9/00—Generation of oscillations using transit-time effects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/767—Responders; Transponders
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB4583873A 1972-10-03 1973-10-01 Frequency memory device Expired GB1419448A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7234991A FR2201580B1 (enExample) 1972-10-03 1972-10-03

Publications (1)

Publication Number Publication Date
GB1419448A true GB1419448A (en) 1975-12-31

Family

ID=9105123

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4583873A Expired GB1419448A (en) 1972-10-03 1973-10-01 Frequency memory device

Country Status (3)

Country Link
DE (1) DE2349768A1 (enExample)
FR (1) FR2201580B1 (enExample)
GB (1) GB1419448A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2356065C2 (ru) * 2007-05-08 2009-05-20 Государственное образовательное учреждение высшего профессионального образования "Томский политехнический университет" Способ наносекундной радиолокации с резонансной компрессией импульса передатчика

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3218561A (en) * 1962-05-02 1965-11-16 Sanders Associates Inc Frequency storage circuit and method
US3537077A (en) * 1967-06-13 1970-10-27 Scope Inc Recirculating frequency memory system

Also Published As

Publication number Publication date
FR2201580A1 (enExample) 1974-04-26
DE2349768A1 (de) 1974-04-25
FR2201580B1 (enExample) 1976-08-20

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees