Appeal No. 1998-2570
Application No. 08/381,156
15. A method of displaying a sequence of frames of video
information on a digital micromirror device having an array of
micromirrors that are disposed in rows and that are movable
between a first position and a second position, the video
information for a frame including a plurality of first multi-
bit video words, each micromirror corresponding to one of the
first multi-bit video words, each of the first multi-bit video
words including at least a most significant bit and a least
significant bit, comprising:
(a) moving micromirrors which correspond to first video
words whose least significant bit has a predetermined value
from their first positions to their second positions, the
micromirrors of a first one of the rows being moved before the
micromirrors of a last one of the rows;
(b) returning the micromirrors that were moved during
step (a) to their first positions, the micromirrors of the
first row being returned before the morcromirrors of the last
row; and
(c) steadily exposing the micromirrors to light at a
first level while step (a) is conducted and while step (b) is
conducted.
The Examiner relies on the following prior art:
Nathanson et al. (Nathanson) 3,896,338 Jul.
22,
1975
Schell 5,210,653 May 11,
1993
Sampsell 5,452,024 Sep. 19,
1995
(filed Nov. 01, 1993)
Claims 13 and 14 stand finally rejected under 35 U.S.C.
§ 103 as being unpatentable over Nathanson in view of Schell.
Claims 15-17 stand finally rejected under 35 U.S.C. § 102(e)
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