Appeal No. 96-1709
Application 08/149,361
The examiner cites Shirochi as teaching a liquid crystal
display system in which a controller receives a video input
signal from a video tape recorder (VTR) and control signals
for controlling write and hold actions. Shirochi was also
cited by appellants as a teaching in generating noiseless
speed change reproduction in a VTR. Shirochi does not
disclose a display for each eye of the viewer. The examiner
cites Sakariassen as teaching the feature of separate displays
for the left and right eyes, and the examiner asserts the
obviousness of combining the teachings of Sakariassen with
those of Shirochi. This combination still lacks the
recitation in claim 1 of a single driver circuit. The
examiner cites Fujisawa as a teaching of a single driver for
driving two displays. According to the examiner, the
collective teachings of these three references meet all the
limitations recited in claim 1.
Although appellants make three specific arguments of
error in the examiner’s position, we are primarily concerned
with the error designated as the second error by appellants.
This error relates to the propriety of using Fujisawa in the
manner suggested by the examiner. Appellants argue that
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