Built-in infrared touch screen
An infrared touch screen, built-in technology, applied in the direction of instruments, electrical digital data processing, data processing input/output process, etc., can solve the problems of circuit board warping, easy warping, circuit board deformation, etc., to achieve Ensure flatness, reduce thickness and enhance strength
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[0028] In this specification, for the convenience of description, in the state after the infrared touch screen is assembled, the state is observed from the front, and the side on which the infrared emitting tube or the infrared receiving tube is installed on the printed circuit board is called the upper surface of the printed circuit board, and the other side is called the upper surface of the printed circuit board. One side is called the lower surface of the printed circuit board, the support above the printed circuit board is called the upper support, and the support below the printed circuit board is called the lower support.
[0029] Attached below Figure 1 to Figure 7 The specific structure of the built-in infrared touch screen in the first embodiment of the present invention will be described in detail.
[0030] exist figure 1 , Figures 2 to 3 The built-in infrared touch screen of the first embodiment of the present invention shown in the figure includes an infrared ...
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Abstract
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