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Publication of NL81622CpublicationCriticalpatent/NL81622C/xx
G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
G01C21/20—Instruments for performing navigational calculations
G01C21/22—Plotting boards
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
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Engineering & Computer Science
(AREA)
Radar, Positioning & Navigation
(AREA)
Remote Sensing
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Physics & Mathematics
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General Physics & Mathematics
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Computer Networks & Wireless Communication
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Automation & Control Theory
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Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies
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Control Of Driving Devices And Active Controlling Of Vehicle
(AREA)