Details of signals used for control of position, course, altitude or attitude of land, water, air or space vehicles

Classification Context

Section:

PHYSICS

Class:

CONTROLLING; REGULATING

Subclass:

SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES

Child Classifications

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• G05D 111/1 Optical signals
• G05D 111/2 Acoustic signals, e.g. ultrasonic signals
• G05D 111/3 Radio signals
• G05D 111/4 Inductive-loop type signals
• G05D 111/5 Internal signals, i.e. from sensors located in the vehicle, e.g. from compasses or angular sensors
• G05D 111/6 Combination of two or more signals