Method and apparatus for upgrading features and functions of a set top box in the field
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Nov 28, 2000
Grant Date -
N/A
app pub date -
Dec 31, 1997
filing date -
Oct 22, 1997
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method and apparatus allow the function circuitry of a set top box to be readily upgraded or replaced in the field. Replacement or upgraded function circuitry is provided in a self-contained module. The set top box is provided with a port through which the module can be electrically connected to the set top box. Insertion of the module either bypasses existing function circuitry or is the only function circuitry available to the set top box.
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