Appeal No. 1999-0172
Application 08/334,733
tracking, cargo location, and so forth” (column 6, lines 48
through 50). In this vein, Mansell notes, for example, that
“freight hauling firms have always had a need for tracking the
vehicles in their fleets” (column 2, lines 2 and 3). In
general, the system consists of a set of mobile units 100
provided on respective vehicles 102 (e.g., delivery vehicles),
a control center 150 and a communications link 110 between the
mobile units and the control center. Each mobile unit
includes a Global Positioning System (GPS) receiver 314 and a
transceiver/antenna assembly 316, 316A, and the control center
includes a communications controller 170, a reference GPS
receiver for providing real-time error correction of the
vehicle location measurement using differential GPS techniques
(see column 7, line 42, through column 8, line 6) and displays
182 for graphically showing the locations of the vehicles on
maps. The system functions as described throughout the
Mansell disclosure to accurately track the real-time locations
of the vehicles.
Anticipation is established when a single prior art
reference discloses, expressly or under principles of
9
Page: Previous 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Next
Last modified: November 3, 2007