US PATENT SUBCLASS 701 / 203
.~.~ Great circle route

Current as of: June, 1999
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701 /   HD   DATA PROCESSING: VEHICLES, NAVIGATION, AND RELATIVE LOCATION

200  DF  NAVIGATION {8}
201  DF  .~ Determination of travel data based on the start point and destination point {2}
203.~.~ Great circle route

DEFINITION

Classification: 701/203

Great circle route:

(under subclass 201) Determination of travel data wherein the course lies along the shortest line between two points on the surface of a sphere.