| 摘要 |
A portable terminal device, capable of receiving distribution data from a server, comprises a detection unit to detect an operation state of the portable terminal device, and a control unit configured to calculates operation state points to determine whether or not the portable terminal device is in the operation state on the basis of the state detection result from the detection unit to determine whether or not the portable terminal device is in the operation state on the basis of the fact whether or not the operation state points exceed a prescribed threshold.
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