Touch identification method and display apparatus based on infrared touch screen
An infrared touch screen and display device technology, applied in the input/output process of data processing, instruments, electrical and digital data processing, etc., can solve problems such as failure, inaccurate touch of touch points, etc., to shorten the time required and improve the response. Speed, accurate touch point effect
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[0039] Example one
[0040] image 3 It is a touch recognition method based on an infrared touch screen provided by an embodiment of the present invention. The method is applied to a display device including an infrared touch screen, such as figure 1 As shown, an infrared touch frame is set on an ordinary LCD screen. The infrared touch frame includes a long-side emitting tube, a short-side emitting tube, a long-side receiving tube, and a short-side receiving tube. The long-side emitting tube and the long-side receiving tube are arranged oppositely , The short-side transmitting tube and the short-side receiving tube are set relative to each other, such as image 3 As shown, the method may include:
[0041] Step 101: Scan the emission tube on the first direction side of the infrared touch screen to obtain at least one first touch point, and store the at least one first touch point.
[0042] Wherein, during the scanning process of the transmitting tube at the first direction side, the a...
Example Embodiment
[0076] Example two
[0077] Figure 7 Is a structural diagram of a display device 100 provided by an embodiment of the present invention, such as Figure 7 As shown, the display device 100 may include: an infrared touch screen 1011, an acquisition unit 1012, a storage unit 1013, a matching unit 1014, a determination unit 1015, and an output unit 1016;
[0078] Among them, the infrared touch screen 1011% figure 1 The rectangular structure shown includes a liquid crystal display screen and an infrared touch frame arranged around the liquid crystal display screen. The infrared touch frame includes a long-side emitting tube, a short-side emitting tube, a long-side receiving tube, and a short-side receiving tube, The long-side transmitting tube and the long-side receiving tube are arranged relative to each other, and the short-side transmitting tube and the short-side receiving tube are arranged relative to each other; the user's touch operations on or near it can be collected (for exa...
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