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Precision Farming and Global Positioning Systems Review

Across
Needed to reduce incoming noise.
Involves using SPD technologies to optimize farming practices for increased efficiency and productivity.
Acts as a moving reference point at a known location relative to the on ground reference point.
Typically includes GPS as well as GLONASS, BeiDou, Galileo, and any other constellation systems. SPATIAL_POSITION_DETERMINATION - involves accurately determining the coordinates of a point on the earth’s surface.
Using the existing networks of CORS and software to spoof a reference station where the roving receiver is.
Generalized world datum.
involves accurately determining the coordinates of a point on the earth’s surface.
There are two ways GPS accuracy is expressed; year to year and __________.
Down
Mathematical model that approximates the shape of the Earth to enable accurate position.
Receives the signals from the satellites.
A value of probability for the geometrical effect on GPS.
The most accepted method used for improving accuracy.
Commonly used to describe positions in agriculture.
The gradual loss of signal intensity as it passes through obstructions.
Uses known angles to calculate unknown distances.
When radio signals “bounce” around before getting to the receiver.
The difference between where the base knows where it is and the position where the satellite signals calculate it to be.
Visible ionized particles in the atmosphere.
Equator is the longest line.
Monitors the GPS signals, clock errors and orbits of the satellites.
Prime meridian is the main line.