GB1077424A - Improvements in secondary radar systems - Google Patents

Improvements in secondary radar systems

Info

Publication number
GB1077424A
GB1077424A GB887465A GB887465A GB1077424A GB 1077424 A GB1077424 A GB 1077424A GB 887465 A GB887465 A GB 887465A GB 887465 A GB887465 A GB 887465A GB 1077424 A GB1077424 A GB 1077424A
Authority
GB
United Kingdom
Prior art keywords
pulse
gate
register
output
reply
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
GB887465A
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.)
Electronique & Radio Ind
Original Assignee
Electronique & Radio Ind
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 Electronique & Radio Ind filed Critical Electronique & Radio Ind
Publication of GB1077424A publication Critical patent/GB1077424A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
    • G01S13/781—Secondary Surveillance Radar [SSR] in general
    • G01S13/784—Coders or decoders therefor; Degarbling systems; Defruiting systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB887465A 1964-03-03 1965-03-02 Improvements in secondary radar systems Expired GB1077424A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR965879A FR1395699A (fr) 1964-03-03 1964-03-03 Perfectionnements aux radars secondaires

Publications (1)

Publication Number Publication Date
GB1077424A true GB1077424A (en) 1967-07-26

Family

ID=8824534

Family Applications (1)

Application Number Title Priority Date Filing Date
GB887465A Expired GB1077424A (en) 1964-03-03 1965-03-02 Improvements in secondary radar systems

Country Status (6)

Country Link
CH (1) CH425911A (nl)
DE (1) DE1263875B (nl)
FR (1) FR1395699A (nl)
GB (1) GB1077424A (nl)
NL (1) NL141297B (nl)
SE (1) SE344371B (nl)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914934A1 (de) * 1978-04-26 1979-11-29 Hollandse Signaalapparaten Bv Codedetektor fuer ein abfrage-/antwortsystem
DE1961914C1 (de) * 1969-12-10 1984-05-24 Siemens AG, 1000 Berlin und 8000 München Abfrage-Antwort-System fuer Sekundaerradargeraete mit Freund-Feind-Identifizierung

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1514099A (fr) * 1966-03-22 1968-02-23 Electronique & Radio Ind Perfectionnements aux radars secondaires

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1961914C1 (de) * 1969-12-10 1984-05-24 Siemens AG, 1000 Berlin und 8000 München Abfrage-Antwort-System fuer Sekundaerradargeraete mit Freund-Feind-Identifizierung
DE2914934A1 (de) * 1978-04-26 1979-11-29 Hollandse Signaalapparaten Bv Codedetektor fuer ein abfrage-/antwortsystem

Also Published As

Publication number Publication date
SE344371B (nl) 1972-04-10
FR1395699A (fr) 1965-04-16
CH425911A (fr) 1966-12-15
DE1263875B (de) 1968-03-21
NL6502707A (nl) 1965-09-06
NL141297B (nl) 1974-02-15

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