Method and system for storing variable length records in the memory of a portable telephone through defragmentation
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United States of America Patent
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Jan 26, 1999
Grant Date -
N/A
app pub date -
Dec 18, 1996
filing date -
Dec 22, 1995
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A portable radio telephone apparatus and including a first memory and a second memory for storing variable length records and validity confirmation indicators, indicating confirmed or unconfirmed validity, associated with each record, and memory defragmentation for identifying a first record in the first memory which is adjacent an available memory fragment; providing a second record in the second memory which is a duplicate of the first record having its validity confirmation indicator set to unconfirmed validity; setting the validity confirmation indicator of the second record to confirmed validity; setting the validity confirmation indicator of the first record to unconfirmed validity; providing a third record in the first memory at the location of said available memory fragment having its validity confirmation indicator set to unconfirmed validity; setting the validity confirmation indicator of the third record to confirmed validity; and setting the validity confirmation indicator of the second record to unconfirmed validity.
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