FR2221743B1 - - Google Patents

Info

Publication number
FR2221743B1
FR2221743B1 FR7244358A FR7244358A FR2221743B1 FR 2221743 B1 FR2221743 B1 FR 2221743B1 FR 7244358 A FR7244358 A FR 7244358A FR 7244358 A FR7244358 A FR 7244358A FR 2221743 B1 FR2221743 B1 FR 2221743B1
Authority
FR
France
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
FR7244358A
Other languages
French (fr)
Other versions
FR2221743A1 (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.)
Telecommunications Radioelectriques et Telephoniques SA TRT
Original Assignee
Telecommunications Radioelectriques et Telephoniques SA TRT
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 Telecommunications Radioelectriques et Telephoniques SA TRT filed Critical Telecommunications Radioelectriques et Telephoniques SA TRT
Priority to FR7244358A priority Critical patent/FR2221743A1/fr
Publication of FR2221743A1 publication Critical patent/FR2221743A1/fr
Application granted granted Critical
Publication of FR2221743B1 publication Critical patent/FR2221743B1/fr
Granted 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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection

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)
FR7244358A 1972-12-13 1972-12-13 Intrusion radar ignores swinging targets - responds only to targets which approach steadily even if hesitant Granted FR2221743A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7244358A FR2221743A1 (en) 1972-12-13 1972-12-13 Intrusion radar ignores swinging targets - responds only to targets which approach steadily even if hesitant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7244358A FR2221743A1 (en) 1972-12-13 1972-12-13 Intrusion radar ignores swinging targets - responds only to targets which approach steadily even if hesitant

Publications (2)

Publication Number Publication Date
FR2221743A1 FR2221743A1 (en) 1974-10-11
FR2221743B1 true FR2221743B1 (ja) 1977-04-01

Family

ID=9108627

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7244358A Granted FR2221743A1 (en) 1972-12-13 1972-12-13 Intrusion radar ignores swinging targets - responds only to targets which approach steadily even if hesitant

Country Status (1)

Country Link
FR (1) FR2221743A1 (ja)

Also Published As

Publication number Publication date
FR2221743A1 (en) 1974-10-11

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Legal Events

Date Code Title Description
ST Notification of lapse