Patent ID: 9575396
Date: 2017-02-21
CPC Classifications: G03B,H04N

Claim:
1. A control method applied to an electronic device, comprising: obtaining posture information of the electronic device using a posture sensor when the electronic device is in a projection mode; and driving a motor module according to the posture information obtained by the posture sensor, in order to rotate a lens in a projection module to adjust an orientation of a projection by the projection module, wherein the motor module comprises a stepper motor, and wherein driving the motor module according to the posture information obtained by the posture sensor comprises: determining, according to the posture information obtained by the posture sensor, a pulse signal for triggering the stepper motor to rotate a respective angle; and sending the pulse signal, as a driving signal, to the stepper motor in the motor module, in order to rotate the lens in the projection module.