FR69867E - Systèmes de navigation radioélectrique - Google Patents

Systèmes de navigation radioélectrique

Info

Publication number
FR69867E
FR69867E FR69867DA FR69867E FR 69867 E FR69867 E FR 69867E FR 69867D A FR69867D A FR 69867DA FR 69867 E FR69867 E FR 69867E
Authority
FR
France
Prior art keywords
navigation systems
radio navigation
radio
systems
navigation
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)
Inventor
Charles William Earp
Dennis Leslie Cooper-Jones
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR69867E publication Critical patent/FR69867E/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/52—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal
    • G01S3/54—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal the apparent movement of the antenna being produced by coupling the receiver cyclically and sequentially to each of several fixed spaced antennas

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR69867D 1955-05-20 1955-05-20 Systèmes de navigation radioélectrique Expired FR69867E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69867T 1955-05-20

Publications (1)

Publication Number Publication Date
FR69867E true FR69867E (fr) 1959-01-09

Family

ID=8701644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR69867D Expired FR69867E (fr) 1955-05-20 1955-05-20 Systèmes de navigation radioélectrique

Country Status (1)

Country Link
FR (1) FR69867E (fr)

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