GB1300697A - Improvements in or relating to interrogation-reply systems - Google Patents

Improvements in or relating to interrogation-reply systems

Info

Publication number
GB1300697A
GB1300697A GB2411071A GB2411071A GB1300697A GB 1300697 A GB1300697 A GB 1300697A GB 2411071 A GB2411071 A GB 2411071A GB 2411071 A GB2411071 A GB 2411071A GB 1300697 A GB1300697 A GB 1300697A
Authority
GB
United Kingdom
Prior art keywords
code
interrogation
computer
stores
responder
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
GB2411071A
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1300697A publication Critical patent/GB1300697A/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

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)
GB2411071A 1970-02-06 1971-04-19 Improvements in or relating to interrogation-reply systems Expired GB1300697A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702005448 DE2005448C3 (de) 1970-02-06 1970-02-06 Antwortgerät für ein Funk-Rückstrahl-Abfrage-Antwort-System mit zeitabhängigen Abfragecodes

Publications (1)

Publication Number Publication Date
GB1300697A true GB1300697A (en) 1972-12-20

Family

ID=5761627

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2411071A Expired GB1300697A (en) 1970-02-06 1971-04-19 Improvements in or relating to interrogation-reply systems

Country Status (3)

Country Link
DE (1) DE2005448C3 (de)
FR (1) FR2079292B1 (de)
GB (1) GB1300697A (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1461732A (fr) * 1964-11-12 1966-02-25 Bendix Corp Système répondeur notamment pour l'aéronautique
FR1519832A (fr) * 1967-02-23 1968-04-05 Aero Etudes Conseils Perfectionnements aux systèmes d'identification des véhicules

Also Published As

Publication number Publication date
DE2005448B2 (de) 1973-08-09
DE2005448A1 (de) 1971-08-19
FR2079292B1 (de) 1974-06-21
FR2079292A1 (de) 1971-11-12
DE2005448C3 (de) 1974-03-14

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee