Appeal No. 1999-1621
Application No. 08/035,348
Reference is made to the brief and answer for the
respective positions of appellants and the examiner.
OPINION
All claims will stand or fall together in accordance with
apellants’ grouping at page 4 of the brief.
It is the examiner’s position that Remboski discloses the
instant claimed subject matter but for the “trended time
weighted version of the knock variable” but contends that it
would have been obvious to modify Remboski to detect the
engine knocking based on a trended time weighted version of a
knock variable “because such modification will avoid any
accuracy [sic, inaccuracy?] due engine aging [sic] or due
characteristic random [sic] behavior of the knock spectral
signal (column 3), thereby improving accuracy and engine
performance. The motivation...is that this avoids any
inaccuracy due to the multi-cylinder averaging, or due to the
characteristically random behavior of the knock spectra
signal” [answer-page 4].
The meaning of “trended time weighted version of said
-3–
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