14-01-2015 дата публикации
Номер: CN104281335A
Принадлежит:
The invention provides a multi-point touch control interactive large screen system, which comprises a screen, N projecting devices, N image pickup devices and a control device, wherein the screen is used for projecting video data, the N projecting devices are used for projecting visible light images into the screen for realizing video data display on the screen, the N image pickup devices are used for seizing actions on the screen, the control device is used for controlling the projecting devices to play video data to the screen and simultaneously receiving action information, collected by the image pickup devices, on the screen, an image pickup device is arranged above each projecting device in a matched way, the N projecting devices are connected with the control device through a maxtro multi-screen-protection screen splitter, and the N image pickup devices are connected with a controller. The multi-point touch control interactive large screen system and a control method of the multi-point ...
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