FR2699685B1 - Dispositif du type radar et procede de detection utilisant celui-ci. - Google Patents

Dispositif du type radar et procede de detection utilisant celui-ci.

Info

Publication number
FR2699685B1
FR2699685B1 FR8207409A FR8207409A FR2699685B1 FR 2699685 B1 FR2699685 B1 FR 2699685B1 FR 8207409 A FR8207409 A FR 8207409A FR 8207409 A FR8207409 A FR 8207409A FR 2699685 B1 FR2699685 B1 FR 2699685B1
Authority
FR
France
Prior art keywords
same
detection method
type device
radar type
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 - Fee Related
Application number
FR8207409A
Other languages
English (en)
Other versions
FR2699685A1 (fr
Inventor
Sinnock Peter James
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.)
Garrett Motion UK Ltd
Original Assignee
Racal MESL 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 GB8038602A external-priority patent/GB2268834B/en
Application filed by Racal MESL Ltd filed Critical Racal MESL Ltd
Publication of FR2699685A1 publication Critical patent/FR2699685A1/fr
Application granted granted Critical
Publication of FR2699685B1 publication Critical patent/FR2699685B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H01Q3/20—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is fixed and the reflecting device is movable
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
    • H01Q3/08—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
FR8207409A 1980-12-04 1982-04-27 Dispositif du type radar et procede de detection utilisant celui-ci. Expired - Fee Related FR2699685B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8038602A GB2268834B (en) 1980-12-04 1980-12-04 Radar arrangements and methods of detecting different types of targets
EP81305659 1981-12-01

Publications (2)

Publication Number Publication Date
FR2699685A1 FR2699685A1 (fr) 1994-06-24
FR2699685B1 true FR2699685B1 (fr) 1995-09-08

Family

ID=26082653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8207409A Expired - Fee Related FR2699685B1 (fr) 1980-12-04 1982-04-27 Dispositif du type radar et procede de detection utilisant celui-ci.

Country Status (1)

Country Link
FR (1) FR2699685B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1931980A (en) * 1931-12-16 1933-10-24 Int Communications Lab Inc Direction finding system with microrays
US3413637A (en) * 1967-04-12 1968-11-26 Hughes Aircraft Co Multifunction antenna having selective radiation patterns
US3848255A (en) * 1973-03-22 1974-11-12 Teledyne Inc Steerable radar antenna
DE2936372A1 (de) * 1978-09-08 1980-04-03 Marconi Co Ltd Antennensystem fuer eine bodenradaranlage

Also Published As

Publication number Publication date
FR2699685A1 (fr) 1994-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse