Appeal No. 1997-2314
Application No. 08/349,728
opening of a door” (paper number 2, page 4). A change in
video recording speed based upon the alarm activation is not
discussed by Cotton.
Einbinder discloses another video surveillance system in
which a single video camera 11 and a VCR 20 record the
activity in a surveillance area 10. The VCR uses a time lapse
recording speed when nothing of note is occurring in the area
10, and a normal recording speed based upon a sensed condition
in the area 10 (column 3, lines 12 through 57). During the
time lapse recording, Einbinder records video images from the
video camera at a rate “between a frame a minute and a frame
per several minutes” (column 3, lines 12 through 18).
Appellant admits (Brief, page 8) that “Einbinder teaches the
concept of recording an image at a slower rate without sound
and at a faster rate with sound.”
In the absence of a challenge by appellant to the
examiner’s assessment of the teachings of Gormley, we agree
with the examiner (paper number 2, page 4) that “it would have
been obvious to one of ordinary skill in the art to multiplex
the camera output signals [presumably from Feher] into a
single frame of the video recorder . . . . to obtain a
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