INPUT DEVICE AND CONTROL METHOD OF THE SAME

摘要

Disclosed are an input device, a method of controlling the input device and a system including the input device and a display device. The input device may include: a communication unit operable to communicate with a display device; a sensor operable to sense a first signal containing noise and a scan signal generated from the display device, and a second signal containing the noise; a noise eliminator operable to compare the first signal and the second signal; and a controller operable to control the communication unit to output position information of the input device, wherein the position information is based on the comparing of the first signal and the second signal.