Patent ID: 8639287
Filing Date: 2014-01-28
Classification: H04M,H04N

Abstract:
1. A mobile communication device comprising: an input device configured to receive user input, the user input directing playback of content by an entertainment device; a light detection circuit configured to detect light and measure an intensity of the detected light; a motion detector configured to determine a positional coordinate and a direction of motion of the mobile communication device relative to the light source based on the measured intensity of the detected light; a processor configured to generate a command based on the user input and the positional coordinates and direction of motion of the mobile communication device relative to the light source, the command compatible with the entertainment device; and a wireless transmitter configured to transmit the command to the entertainment device wherein the entertainment device is configured to utilize the command to output a cursor on a menu and direct playback of the content on a display device communicatively coupled to the entertainment device.