FR862819A - Perfectionnements aux radio-récepteurs directionnels - Google Patents

Perfectionnements aux radio-récepteurs directionnels

Info

Publication number
FR862819A
FR862819A FR862819DA FR862819A FR 862819 A FR862819 A FR 862819A FR 862819D A FR862819D A FR 862819DA FR 862819 A FR862819 A FR 862819A
Authority
FR
France
Prior art keywords
radio receivers
directional radio
directional
receivers
radio
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co 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
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR862819A publication Critical patent/FR862819A/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)
FR862819D 1939-02-08 1940-01-10 Perfectionnements aux radio-récepteurs directionnels Expired FR862819A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB862819X 1939-02-08

Publications (1)

Publication Number Publication Date
FR862819A true FR862819A (fr) 1941-03-17

Family

ID=10607925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR862819D Expired FR862819A (fr) 1939-02-08 1940-01-10 Perfectionnements aux radio-récepteurs directionnels

Country Status (1)

Country Link
FR (1) FR862819A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2603779A (en) * 1945-12-27 1952-07-15 Sperry Corp Radio guidance system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2603779A (en) * 1945-12-27 1952-07-15 Sperry Corp Radio guidance system

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