发明名称 INFORMATION PROCESSING DEVICE, POSITION RECORDING METHOD, AND PROGRAM
摘要 An information processing device includes a main function unit which realizes main functions of the information processing device and is operated by being switched between a normal operation mode and a power-saving mode in which less power is consumed than in the normal operation mode, a position acquisition unit which acquires positional information indicating the current position, and a logging controller which causes a first storage unit to record movement trace information obtained by making the positional information acquired by the position acquisition unit correspond to the time when the positional information is acquired in the state where the main function unit is switched to the power-saving mode.
申请公布号 US2012122493(A1) 申请公布日期 2012.05.17
申请号 US201113268079 申请日期 2011.10.07
申请人 YATO CHITOKU;SONY CORPORATION 发明人 YATO CHITOKU
分类号 H04W52/02;H04W24/00 主分类号 H04W52/02
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