20150222839 | METHOD, DEVICE AND SYSTEM FOR LIGHT REMOTE CONTROL POSITIONING - A method, a device and a system for light remote control positioning. Position coordinates of a light beam spot can be obtained by a light sensing film, so that remote control of interface elements can be realized. The method comprises the following steps: sensing, by means of a light sensing film covered on a display screen of a receiving terminal device, a light beam spot formed on the light sensing film by a light beam that is emitted by a transmitting terminal device (S | 08-06-2015 |