Patent ID: 8948820
Filing Date: 2015-02-03
Classification: G06F,H04M

Abstract:
1. A portable electronic device comprising: a display; an input detection unit that detects an input to the display, and a lock control unit that sets or releases a locked state for a part or all functions of the portable electronic device, wherein an operation for releasing the locked state is set by at least two kinds of touch operations and an operation sequence of the at least two kinds of the touch operations, wherein both of a type of the touch operation and a number of times of the type of the touch operation is set for each of the at least two kinds of the touch operations, and wherein when the at least two kinds of the touch operations, with both the type of the touch operation and the number of times of the type of the touch operations is set, and is sequentially performed in the operation sequence, with independent confirmation of properly completing each part of the operation sequence, wherein an indication of each independent confirmation is displayed on the display, and then the locked state is released.