| 摘要 |
<P>PROBLEM TO BE SOLVED: To enable a user to use a desired function at desired timing without putting a burden upon the user. <P>SOLUTION: A portable terminal includes: a battery that supplies electric power for executing a function owned by the portable terminal; a battery level measurement section that measures a battery level that is a battery residual quantity; a storage section that stores a history of the battery level measured by the battery level measurement section; an analysis section that determines whether or not the use of the function owned by the portable terminal should be restricted, based on the battery level measured by the battery level measurement section and the history of the battery level stored in the storage section; and a control section that restricts the use of the function owned by the portable terminal according to determination of the analysis section. <P>COPYRIGHT: (C)2013,JPO&INPIT |
