Laser pointer simply opens the video window

The method of starting the laser pointer on the video wall The laser pointer receives the first instruction from the user by the preset and inserts the window video wall through the detector to detect the received laser and the coordinates of the laser point and correspond to the moment according to the coordinates of the Laser point video, by the click method of a certain user on the laser pointer, it is recognized that the user does not need a small hand pen and the platform can suck the pen, the pen and the video window can be easily opened in the automatic video operation, the user operation is simple and easy to understand . . Existing display technology is evolving in a more refined, thinner, and more advanced direction. Current users use a wireless mouse to control the video wall, but the wireless cell phone must open a horizontal operating platform to operate, resulting in inflexible user operations.