Patent ID: 8963871
Filing Date: 2015-02-24
Classification: G06F,H03K,H04M

Abstract:
1. A handheld device capable of automatically switching between a handheld mode and a non-handheld mode, comprising: a sensing unit, arranged for generating a sensing result based on whether a user touch is received or not; a control unit, arranged for sending out a periodic pulse to the sensing unit, and for making use of the periodic pulse to periodically charge and discharge the sensing unit; a counting module, coupled to the control unit and the sensing unit, arranged for counting a pulse number of the periodic pulse, and for outputting a counting value when the sensing result indicates that the user touch is received; an operating unit, coupled to the counting module, arranged for generating a mode control signal according to the counting value; and a mode control unit, coupled to the operating unit, arranged for controlling the handheld device to stay in the handheld mode or the non-handheld mode according to the mode control signal.