US PATENT SUBCLASS 701 / 210
.~.~.~.~ Route correction, modification, or verification

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

200  DF  NAVIGATION {8}
207  DF  .~ Employing position determining equipment {8}
208  DF  .~.~ For use in a map data base system {3}
209  DF  .~.~.~ Including route searching or determining device {1}
210.~.~.~.~ Route correction, modification, or verification

DEFINITION

Classification: 701/210

Route correction, modification, or verification:

(under subclass 209) Route searching system wherein the electrical data processing system or calculating computer is designed to either (a) alter the path of travel, (b) determine a supplemental path of travel, (c) provide instructions to resume to the original path of travel, or (d) validate vehicle position or course.