Method for updating a control program for an information processing apparatus, and an information processing apparatus for updating a control program of an associated rewritable memory or a memory disk
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United States of America Patent
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Mar 4, 1997
Issued Date -
N/A
app pub date -
May 9, 1994
filing date -
Mar 23, 1990
priority date (Note) -
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Abstract
An information processing system includes (i) a memory medium for storing a control program that includes a region for storing information indicative of its version and (ii) an apparatus for effecting at least one of recording of information on and reproduction of information from the memory medium. That apparatus includes (i) a rewritable memory for storing a control program for controlling that apparatus, the control program including a region for storing information indicative of its version, (ii) a comparing device for comparing the version of the control program stored in the rewritable memory with the version of the control program stored in the memory medium and (iii) a device for replacing a control program of an older version with a control program of a newer version, in conformity with the comparison.
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