Appeal No. 1997-0014
Application No. 08/192,937
overlap pixels when thresholding pixels in a processing
channel near the extremities thereof;
said method also including the step of:
(c) compressing the thresholded pixels in each of the
processing channels in parallel along a direction which is
perpendicular to said successive non-transposed scan lines of
pixels through using reference rows which are parallel to
target rows of thresholded pixels, with each said target row
of thresholded pixels having only one pixel from each one of
said successive scan lines of pixels, with said splitting and
compressing steps, in addition to said thresholding step,
being initiated after said first scan line of pixels is
generated but before said last line of pixels is derived from
said scanning
said document using the document scanner.
The references relied on by the examiner are:
Rohrer 4,590,606 May 20,
1986
Asano et al. (Asano) 4,757,552 July 12,
1988
D’Aoust et al. (D’Aoust) 5,007,100 Apr.
9, 1991
Klein et al. (Klein) 5,093,871 Mar. 3,
1992
(filed Oct. 10, 1989)
Chatterjee 5,317,652 May 31,
1994
(filed June 5, 1991)
Claims 3, 5, 7, 8, 25 through 29, 42, 44 and 46 stand
rejected under 35 U.S.C. § 103 as being unpatentable over
D’Aoust in view of Asano, Klein, Chatterjee and Rohrer.
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