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.)
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BAE Systems Aerospace Inc
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Hazeltine Corp
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Publication date
Application filed by Hazeltine CorpfiledCriticalHazeltine Corp
Application grantedgrantedCritical
Publication of FR938854ApublicationCriticalpatent/FR938854A/fr
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
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
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Physics & Mathematics
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General Physics & Mathematics
(AREA)
Radar, Positioning & Navigation
(AREA)
Remote Sensing
(AREA)
FR938854D1941-08-211946-11-29Dispositif pour la détermination de la position d'un objet dans l'espace
ExpiredFR938854A
(fr)