| 20100110051 | CONTROL METHOD FOR LENS DRIVE SCREEN - The present invention provides a control method and its system of lens drive screen, wherein a lens connected to electronic device is displaced, then a displacement signal is generated and sent to the microprocessor of electronic device for identification, and then the displacement signal is converted into a control signal to control the display screen of the electronic device; the system mainly comprising: a lens, used for acquiring initial images and shift images; a control program, loaded into an electronic device; it employs shape detection algorithm and target tracking algorithm to position the initial images and track the varying shift, rotation or zooming of the lens as well as the relative displacement, and convert it into a displacement signal to the electronic device; then, the microprocessor of the electronic device converts the displacement signal into a control signal so as to control on-screen operation by the application. | 05-06-2010 |
