FR938634A - Directional radio-tracking device - Google Patents

Directional radio-tracking device

Info

Publication number
FR938634A
FR938634A FR938634DA FR938634A FR 938634 A FR938634 A FR 938634A FR 938634D A FR938634D A FR 938634DA FR 938634 A FR938634 A FR 938634A
Authority
FR
France
Prior art keywords
tracking device
directional radio
directional
radio
tracking
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
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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine Corp
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 Hazeltine Corp filed Critical Hazeltine Corp
Application granted granted Critical
Publication of FR938634A publication Critical patent/FR938634A/en
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)
FR938634D 1941-12-18 1946-10-03 Directional radio-tracking device Expired FR938634A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US938634XA 1941-12-18 1941-12-18

Publications (1)

Publication Number Publication Date
FR938634A true FR938634A (en) 1948-10-20

Family

ID=22241319

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938634D Expired FR938634A (en) 1941-12-18 1946-10-03 Directional radio-tracking device

Country Status (1)

Country Link
FR (1) FR938634A (en)

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