FR534902A - Directed transmitter for wireless telegraphy - Google Patents

Directed transmitter for wireless telegraphy

Info

Publication number
FR534902A
FR534902A FR534902DA FR534902A FR 534902 A FR534902 A FR 534902A FR 534902D A FR534902D A FR 534902DA FR 534902 A FR534902 A FR 534902A
Authority
FR
France
Prior art keywords
wireless telegraphy
directed transmitter
transmitter
directed
telegraphy
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR534902A publication Critical patent/FR534902A/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)
FR534902D 1921-03-22 1921-03-22 Directed transmitter for wireless telegraphy Expired FR534902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR534902T 1921-03-22

Publications (1)

Publication Number Publication Date
FR534902A true FR534902A (en) 1922-04-05

Family

ID=8925822

Family Applications (1)

Application Number Title Priority Date Filing Date
FR534902D Expired FR534902A (en) 1921-03-22 1921-03-22 Directed transmitter for wireless telegraphy

Country Status (1)

Country Link
FR (1) FR534902A (en)

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