FR938180A - Système de modulation pour radio-phares - Google Patents

Système de modulation pour radio-phares

Info

Publication number
FR938180A
FR938180A FR938180DA FR938180A FR 938180 A FR938180 A FR 938180A FR 938180D A FR938180D A FR 938180DA FR 938180 A FR938180 A FR 938180A
Authority
FR
France
Prior art keywords
headlights
radio
modulation system
modulation
radio headlights
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
A Alford
G K Patterson
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 FR938180A publication Critical patent/FR938180A/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)
FR938180D 1943-11-15 1946-03-27 Système de modulation pour radio-phares Expired FR938180A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US938180XA 1943-11-15 1943-11-15

Publications (1)

Publication Number Publication Date
FR938180A true FR938180A (fr) 1948-09-07

Family

ID=22240907

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938180D Expired FR938180A (fr) 1943-11-15 1946-03-27 Système de modulation pour radio-phares

Country Status (1)

Country Link
FR (1) FR938180A (fr)

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