G01S 1/68 Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information
Introduced: September 1968
Full Title
Full titles differ between systems:
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 > Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information
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 (position fixing by co-ordinating a plurality of determinations of direction or position lines G01S5/00) > using radio waves (G01S19/00 takes precedence) > Marker, boundary, call-sign, or like beacons transmitting signals not carrying directional information
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
Navigate with arrow keys, Enter to open