Television remote control method, device and system based on touchpad remote control

The invention is applicable to the field of remote control technology, and provides a television remote control method, device and system based on touchpad remote control. The method comprises the following steps: detecting the number of touch points, and turning into a corresponding operation mode; in the current operation mode, detecting the motion track of the touch points; and sending a corresponding operation instruction to the television according to the motion track of the touch points. According to the invention, remote control on various functions of the television is realized by detecting the user operation on the touchpad based on a touchpad remote control adopting multi-point touch technology; compared with the traditional method for realizing remote control on television by use of different keys of the remote control, the method provided by the invention remarkably simplifies the operation steps, improves the operation convenience and enhances the user experience.