Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 26, 2007
Patent Application Number
10650983
Date Filed
August 29, 2003
Patent Primary Examiner
Patent abstract
A power control method for a portable electronic device. The portable electronic device comprises a power supply unit and a volatile memory for storing data when the power supply unit supplies power thereto. First, the portable electronic device is set to enter a deep sleep mode. Then, data accessed from the volatile memory is transferred to a non-volatile memory. Finally, except for maintaining sufficient power to restore the device, the power supply unit is turned off.
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