Patent ID: 6938175
Filing Date: 2005-08-30
Classification: G06F

Abstract:
1. A computer apparatus, comprising: a power control unit for generating a control signal corresponding to a power mode selected from among a normal power mode and a standby power mode, said power control unit storing power mode information corresponding to said selected power mode, said normal power mode corresponding to a full-on power mode selected for normal operation of said computer apparatus, said standby power mode corresponding to a power saving mode selected for saving power and retaining data, the retained data corresponding to data that was being processed by said computer apparatus when said power saving mode was selected; a power supply unit for supplying normal power when said normal power mode is selected, and for supplying standby power when said standby power mode is selected, in dependence upon said control signal of said power control unit; a first memory comprising a volatile memory for storing standby information corresponding to said standby power mode when said standby power mode is selected; and a controller for determining whether said standby information is stored in said first memory when said control unit indicates that said standby power mode was selected, said controller performing said determining during a re-booting operation of said computer apparatus, said controller performing a normal booting when said standby information is not stored in said first memory.