Appeal No. 1998-0460 Page 12
Application No. 08/480,765
The examiner fails to show a teaching or suggestion of
the limitations in the prior art. Although Cheung teaches
downloading, it does not teach downloading program
instructions or using the download to change a control program
executed by a processor. Rather than downloading program
instructions, the reference’s television receiver downloads
data that represent operating parameters. Specifically, a
“subscriber identification number, station identification
number and time of future special program broadcast is stored
....” Col. 9, ll. 11-14.
Instead of changing a control program, moreover, Cheung’s
receiver uses the downloaded data to tune into and descramble
a broadcast. Specifically, “the time of broadcast of the
special program as well as other identifying information,
transmitted with the subscriber identification number, is
stored in memory and recalled at the time of the special
broadcast for tuning the frequency associated with the special
broadcast.” Col. 2, ll. 40-45. In addition, “the
[receiver’s] memory 36 must have been previously programmed
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