FR1226383A - Radiophare répondant utilisable dans les systèmes de radars secondaires - Google Patents

Radiophare répondant utilisable dans les systèmes de radars secondaires

Info

Publication number
FR1226383A
FR1226383A FR796827A FR796827A FR1226383A FR 1226383 A FR1226383 A FR 1226383A FR 796827 A FR796827 A FR 796827A FR 796827 A FR796827 A FR 796827A FR 1226383 A FR1226383 A FR 1226383A
Authority
FR
France
Prior art keywords
radar systems
secondary radar
responding
usable
beacon usable
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
FR796827A
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.)
AC Cossor Ltd
Original Assignee
AC Cossor Ltd
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
Priority claimed from GB3520957A external-priority patent/GB904653A/en
Application filed by AC Cossor Ltd filed Critical AC Cossor Ltd
Application granted granted Critical
Publication of FR1226383A publication Critical patent/FR1226383A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/02—Details
    • H01L31/0224—Electrodes
    • 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
    • G01S13/762—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with special measures concerning the radiation pattern, e.g. S.L.S.
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR796827A 1957-11-12 1959-06-08 Radiophare répondant utilisable dans les systèmes de radars secondaires Expired FR1226383A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3520957A GB904653A (en) 1958-06-09 1957-11-12 Improvements in or relating to transponder devices for use in secondary radar systems
GB1837858A GB906221A (en) 1958-06-09 1958-06-09 Improvements in or relating to transponders for use in secondary radar systems

Publications (1)

Publication Number Publication Date
FR1226383A true FR1226383A (fr) 1960-07-11

Family

ID=32472187

Family Applications (1)

Application Number Title Priority Date Filing Date
FR796827A Expired FR1226383A (fr) 1957-11-12 1959-06-08 Radiophare répondant utilisable dans les systèmes de radars secondaires

Country Status (5)

Country Link
US (2) US3048835A (fr)
CH (1) CH372355A (fr)
DE (2) DE1226175B (fr)
FR (1) FR1226383A (fr)
NL (2) NL240008A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2121675A1 (fr) * 1971-01-07 1972-08-25 Int Standard Electric Corp
FR2549324A1 (fr) * 1983-06-13 1985-01-18 Dassault Electronique Procede et dispositif de reception a antenne adaptative en particulier pour transmission a modulation d'amplitude par impulsions

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL130962C (fr) * 1957-11-12
US3237153A (en) * 1959-09-21 1966-02-22 Schlumberger Well Surv Corp Detection of acoustic signals
US3870996A (en) * 1963-09-16 1975-03-11 Us Navy Jamming cancellation device
US4350982A (en) * 1974-06-03 1982-09-21 The United States Of America As Represented By The Secretary Of The Navy Frequency-agile transponder
US6614381B1 (en) * 1978-10-30 2003-09-02 Northrop Grumman Corporation Dual common channel cross-track system (U)
GB0515523D0 (en) * 2005-07-28 2005-12-07 Bae Systems Plc Transponder

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2509207A (en) * 1944-04-26 1950-05-30 Standard Telephones Cables Ltd Signal comparison system
US2948854A (en) * 1945-09-17 1960-08-09 Bess Leon Pulse decoder having pulse width and pulse spacing discriminating means
US2706810A (en) * 1945-09-18 1955-04-19 Andrew B Jacobsen Coded data decoder
US2800651A (en) * 1948-11-30 1957-07-23 Rca Corp Radio beacon
US2797410A (en) * 1950-07-28 1957-06-25 Rca Corp Radar moving target indication method and system
GB734588A (en) * 1952-05-09 1955-08-03 Derek Alfred Levell Improvements in or relating to secondary radar systems
US2741759A (en) * 1952-10-14 1956-04-10 Carlyle V Parker Artificial antenna beam sharpening system
NL130962C (fr) * 1957-11-12

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2121675A1 (fr) * 1971-01-07 1972-08-25 Int Standard Electric Corp
FR2549324A1 (fr) * 1983-06-13 1985-01-18 Dassault Electronique Procede et dispositif de reception a antenne adaptative en particulier pour transmission a modulation d'amplitude par impulsions

Also Published As

Publication number Publication date
NL130962C (fr)
NL240008A (fr)
US3160884A (en) 1964-12-08
DE1226175B (de) 1966-10-06
DE1124104B (de) 1962-02-22
US3048835A (en) 1962-08-07
CH372355A (de) 1963-10-15

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