FR990055A - Appareillage radar - Google Patents

Appareillage radar

Info

Publication number
FR990055A
FR990055A FR990055DA FR990055A FR 990055 A FR990055 A FR 990055A FR 990055D A FR990055D A FR 990055DA FR 990055 A FR990055 A FR 990055A
Authority
FR
France
Prior art keywords
radar apparatus
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR990055A publication Critical patent/FR990055A/fr
Expired 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR990055D 1948-07-06 1949-07-04 Appareillage radar Expired FR990055A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL990055X 1948-07-06

Publications (1)

Publication Number Publication Date
FR990055A true FR990055A (fr) 1951-09-17

Family

ID=19866609

Family Applications (1)

Application Number Title Priority Date Filing Date
FR990055D Expired FR990055A (fr) 1948-07-06 1949-07-04 Appareillage radar

Country Status (1)

Country Link
FR (1) FR990055A (fr)

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