FR1080045A - Système de radar secondaire utilisable notamment pour l'identification des avions en vol - Google Patents

Système de radar secondaire utilisable notamment pour l'identification des avions en vol

Info

Publication number
FR1080045A
FR1080045A FR1080045DA FR1080045A FR 1080045 A FR1080045 A FR 1080045A FR 1080045D A FR1080045D A FR 1080045DA FR 1080045 A FR1080045 A FR 1080045A
Authority
FR
France
Prior art keywords
flight
aircraft
identification
radar system
secondary 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
Other languages
English (en)
French (fr)
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
Application filed by AC Cossor Ltd filed Critical AC Cossor Ltd
Application granted granted Critical
Publication of FR1080045A publication Critical patent/FR1080045A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • 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.

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
FR1080045D 1952-05-09 1953-05-07 Système de radar secondaire utilisable notamment pour l'identification des avions en vol Expired FR1080045A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB11779/52A GB734588A (en) 1952-05-09 1952-05-09 Improvements in or relating to secondary radar systems
GB1178052 1952-05-09

Publications (1)

Publication Number Publication Date
FR1080045A true FR1080045A (fr) 1954-12-06

Family

ID=26248514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1080045D Expired FR1080045A (fr) 1952-05-09 1953-05-07 Système de radar secondaire utilisable notamment pour l'identification des avions en vol

Country Status (5)

Country Link
US (1) US2824301A (enExample)
DE (2) DE1030876B (enExample)
FR (1) FR1080045A (enExample)
GB (1) GB734588A (enExample)
NL (1) NL6710682A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1124104B (de) * 1957-11-12 1962-02-22 Cossor Ltd A C Anwortgebende Radar-Relaisstation

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL113618C (enExample) * 1956-05-25
DE1153427B (de) 1958-06-25 1963-08-29 Cossor Ltd A C Radarsystem mit antwortgebender Relaisstation
NL253570A (enExample) * 1959-07-10
NL256422A (enExample) * 1959-10-01
US3122737A (en) * 1960-05-17 1964-02-25 Setrin Morton Apparatus for suppressing side-lobe interrogations in transponder beacon systems
BE622184A (enExample) * 1961-09-06
DE1237188B (de) * 1964-08-12 1967-03-23 Siemens Ag Mit veraenderbarer Reichweite arbeitendes Sekundaer-Radarsystem
US3341846A (en) * 1964-11-12 1967-09-12 Bendix Corp Transponder system
US4037227A (en) * 1966-04-11 1977-07-19 The United States Of America As Represented By The Secretary Of The Air Force Controlled deception jamming device
GB1239866A (en) * 1969-03-04 1971-07-21 Cossor Ltd A C Secondary radar system
US4137531A (en) * 1976-05-13 1979-01-30 Plessey Handel Und Investments Ag Radar selective interrogation system
SE419002B (sv) * 1979-12-11 1981-07-06 Ericsson Telefon Ab L M Forfarande for att i en radarfyr forhindra att fyren svarar pa mottagna radarpulser fran en sendarantens sidolober samt anordning for utforande av forfarandet

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2194070A (en) * 1936-09-02 1940-03-19 Associated Electric Lab Inc Sound translating device
GB566398A (en) * 1943-06-21 1944-12-28 Guy R Fountain Ltd Improvements in or relating to loud speakers and loud speaker horns
US2444426A (en) * 1943-10-26 1948-07-06 Standard Telephones Cables Ltd Repeater control system
US2624873A (en) * 1945-04-18 1953-01-06 Bess Leon Object locating identification system
US2606282A (en) * 1945-07-09 1952-08-05 Harry J Lipkin Pulse transponder
GB616364A (en) * 1947-06-20 1949-01-20 Robert Hanbury Brown Improvements in radio beacon and like equipment
US2594916A (en) * 1947-11-26 1952-04-29 Rca Corp Automatic gain control circuits
DE873925C (de) * 1950-05-20 1953-04-20 Philips Nv Verstellbare Befestigung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1124104B (de) * 1957-11-12 1962-02-22 Cossor Ltd A C Anwortgebende Radar-Relaisstation
DE1226175B (de) * 1957-11-12 1966-10-06 Cossor Ltd A C Antwortgebende Radar-Relaisstation

Also Published As

Publication number Publication date
US2824301A (en) 1958-02-18
GB734588A (en) 1955-08-03
NL6710682A (enExample) 1967-10-25
DE1030896B (de) 1958-05-29
DE1030876B (de) 1958-05-29

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