Appeal No. 1998-0625
Application No. 08/570,605
processor (column 1, lines 67-68) and driver controlled
programming device "for providing personalized data to the
display screen" (column 2, lines 5-7). "To operate the
electronic display system with an electronic message that can
be scrolled, flashed, animated, etc., the program unit 118 is
connected to CPU 106. Program unit 118 includes a keyboard
.... The user enters one or messages into the CPU 106, via
said keyboard" (column 4, lines 29-35). Thus, Fahs teaches
using a computer with a keyboard to control the display screen
so that the user can personalize messages and so that the
messages can be scrolled, flashed, or animated. Therefore, it
would have been obvious to the skilled artisan to substitute a
computer with a keyboard for the program unit of Hutchison.
Consequently, claims 1 and 2 would have been obvious over
Hutchison in view of Fahs.
Regarding claim 3, Fahs teaches (column 3, line 62-
column 4, line 7) that when the vehicle is stationary, power
can be provided from an external power source. However, when
the vehicle is moving, a dc/ac inverter is used to provide the
necessary wattage from the vehicle battery to the CPU and
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