发明名称 PORTABLE INFORMATION EQUIPMENT AND DATA MANAGEMENT METHOD
摘要 <p>PROBLEM TO BE SOLVED: To prevent the disappearance of important data stored in a volatile memory by effectively using less storage capacity for backup. SOLUTION: In this portable information equipment in which the content of RAM 3 is kept with power supplied from a battery, conditions for backing up information stored in RAM 3 in a flash memory 4 (the presence or absence of the execution of backup at the time of consuming the battery and the designation of information being a backup object) are set and information stored in RAM 3 is backed up in the flash memory 4 in accordance with the conditions for executing backup when a power monitoring part 13 detects that the condition becomes a prescribed one or when the execution of backup is instructed at arbitrary timing.</p>
申请公布号 JPH11149332(A) 申请公布日期 1999.06.02
申请号 JP19970313713 申请日期 1997.11.14
申请人 TOSHIBA CORP 发明人 GUNJI MASANORI
分类号 G06F1/28;G06F1/30;G06F15/02;(IPC1-7):G06F1/30 主分类号 G06F1/28
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