Patent ID: 9046964
Filing Date: 2015-06-02
Classification: G06F

Abstract:
1. A frame component for an infrared touch screen, which is installed on an upper surface of a printed circuit board of the infrared touch screen, an array of infrared emitting tubes and an array of infrared receiving tubes being arranged on the upper surface, the frame component comprising: a plurality of avoid holes or avoid slots for avoiding locations of the infrared emitting tubes; and a plurality of avoid holes or avoid slots for avoiding locations of the infrared receiving tubes; wherein a surface of the frame component facing toward the printed circuit board supports a non-electronic-device area of the upper surface of the printed circuit board in a surface contact manner; and wherein a portion of the frame component on a light path of the infrared touch screen is made of infrared light transmission material; the plurality of avoid holes or avoid slots for avoiding the locations of the infrared emitting tubes each having a shape comprising a rectangle and one of a triangle, a trapezoid, a semicircle, and a trapezoid with curved sides, wherein the rectangle is closer to an outer edge of the frame component than said one of the triangle, the trapezoid, the semicircle, and the trapezoid with curved sides; the plurality of avoid holes or avoid slots for avoiding the locations of the infrared receiving tubes each being of U-shaped structure, an opening of the U-shaped structure facing an outer edge of the frame component.