BE836726A - Systeme d'identification d'objets equipes d'un repondeur automatique - Google Patents

Systeme d'identification d'objets equipes d'un repondeur automatique

Info

Publication number
BE836726A
BE836726A BE162815A BE162815A BE836726A BE 836726 A BE836726 A BE 836726A BE 162815 A BE162815 A BE 162815A BE 162815 A BE162815 A BE 162815A BE 836726 A BE836726 A BE 836726A
Authority
BE
Belgium
Prior art keywords
identification system
object identification
answering machine
system equipped
automatic answering
Prior art date
Application number
BE162815A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE836726A publication Critical patent/BE836726A/xx

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
    • G01S13/782—Secondary Surveillance Radar [SSR] in general using multimoding or selective addressing
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/36—Means for anti-jamming, e.g. ECCM, i.e. electronic counter-counter measures

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)
BE162815A 1974-12-18 1975-12-17 Systeme d'identification d'objets equipes d'un repondeur automatique BE836726A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7441801A FR2295434A1 (fr) 1974-12-18 1974-12-18 Systeme d'identification d'objets equipes d'un repondeur automatique

Publications (1)

Publication Number Publication Date
BE836726A true BE836726A (fr) 1976-06-17

Family

ID=9146352

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162815A BE836726A (fr) 1974-12-18 1975-12-17 Systeme d'identification d'objets equipes d'un repondeur automatique

Country Status (9)

Country Link
US (1) US4075631A (xx)
BE (1) BE836726A (xx)
CA (1) CA1070003A (xx)
DE (1) DE2556625B2 (xx)
FR (1) FR2295434A1 (xx)
GB (1) GB1503978A (xx)
IT (1) IT1052856B (xx)
LU (1) LU74032A1 (xx)
NL (1) NL7514705A (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4067011A (en) * 1976-10-22 1978-01-03 Motorola, Inc. Digital transponder universal pulse assembly
DE2826902C3 (de) * 1978-06-20 1980-12-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Ausschaltung von f ruit-Störungen in einem Sekundär-Radar-System mit Gleichkanalbetrieb und Abfragestationsmarkierung
US4316192A (en) * 1979-11-01 1982-02-16 The Bendix Corporation Beam forming network for butler matrix fed circular array
DE3012616C2 (de) * 1980-04-01 1982-11-04 Standard Elektrik Lorenz Ag, 7000 Stuttgart Flughafenüberwachungseinrichtung
US5223837A (en) * 1981-11-12 1993-06-29 The United States Of America As Represented By The Secretary Of The Army Anti-exploitation method and apparatus for controlling aircraft IFF
US4642648A (en) * 1982-02-22 1987-02-10 Litchstreet Co. Simple passive/active proximity warning system
ES8607594A1 (es) * 1983-12-06 1986-05-16 Mars Inc Un dispositivo de comunicacion con una ficha de almacenamiento de datos
US4837575A (en) * 1985-11-04 1989-06-06 Motorola, Inc. Identification system
US5159344A (en) * 1991-03-22 1992-10-27 North Atlantic Air, Inc. Aircraft theft detection and location system
US5367303A (en) * 1993-09-17 1994-11-22 Alliedsignal Inc. Parallel observer spatial evaluator
DE4337637A1 (de) * 1993-11-04 1995-05-11 Licentia Gmbh Transponder und Datenkommunikationssystem
GB9410959D0 (en) * 1994-06-01 1994-07-20 Coveley Michael Radio ranging finder
FR2746926B1 (fr) * 1996-03-28 1998-06-12 Lorenceau Etienne Dispositif electronique de detection de brouillage electromagnetique, notamment pour transpondeur de vehicule automobile
FR2903254B1 (fr) * 2006-06-29 2011-04-01 Thales Sa Procede et systeme permettant la reorganisation sequentielle de signaux
US8224189B1 (en) 2007-02-02 2012-07-17 Sunlight Photonics Inc. Retro-directive target for free-space optical communication and method of producing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3945006A (en) * 1952-04-04 1976-03-16 The United States Of America As Represented By The Secretary Of The Navy Radio frequency coding system
FR2078175A5 (xx) * 1970-02-06 1971-11-05 Siemens Ag
US3870994A (en) * 1972-12-22 1975-03-11 Bendix Corp Geographic addressing by interrogation for controlling airport ground traffic

Also Published As

Publication number Publication date
DE2556625C3 (xx) 1979-11-29
CA1070003A (en) 1980-01-15
FR2295434A1 (fr) 1976-07-16
DE2556625A1 (de) 1976-07-15
US4075631A (en) 1978-02-21
FR2295434B1 (xx) 1981-01-09
NL7514705A (nl) 1976-06-22
LU74032A1 (xx) 1977-07-01
DE2556625B2 (de) 1979-04-05
GB1503978A (en) 1978-03-15
IT1052856B (it) 1981-07-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: THOMSON CSF

Effective date: 19921231