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    • 1. 发明申请
    • Optical Touch System and Method for Optical Touch Location
    • 光学触摸系统和光学触摸定位方法
    • US20120075191A1
    • 2012-03-29
    • US13260648
    • 2010-03-24
    • Jingping YangKe ShangJames Rutledge
    • Jingping YangKe ShangJames Rutledge
    • G06F3/042G06F3/02
    • G06F3/0428
    • The present invention provides an optical touch system, applied to an electronic apparatus having at least a physical plane. It comprises: an optical unit set on the physical plane and configured to produce a first optical effect; an image acquisition unit set on the physical plane, at least a part of the optical unit being within an acquisition range of the image acquisition unit, a touch operation area being formed by the image acquisition unit and the optical unit; the image acquisition unit configured to capture an image having a second optical effect which is formed on the first optical effect after an operation body for operating the electronic apparatus enters the touch operation area; a processing unit being connected with the image acquisition unit and configured to determine the range of the operation body in the touch operation area according to the image having the second optical effect. The present invention also provides an optical touch input display apparatus and optical touch input positioning method. The touch system of the present invention is low-cost and highly reliable.
    • 本发明提供一种应用于至少具有物理平面的电子设备的光学触摸系统。 它包括:设置在物理平面上并被配置为产生第一光学效应的光学单元; 设置在所述物理平面上的图像获取单元,所述光学单元的至少一部分在所述图像获取单元的获取范围内;触摸操作区域,由所述图像获取单元和所述光学单元形成; 所述图像获取单元被配置为在用于操作所述电子设备的操作体进入所述触摸操作区域之后捕获具有形成在所述第一光学效果上的具有第二光学效果的图像; 处理单元与图像获取单元连接,并且被配置为根据具有第二光学效果的图像来确定触摸操作区域中的操作体的范围。 本发明还提供了一种光学触摸输入显示装置和光学触摸输入定位方法。 本发明的触摸系统是低成本且高度可靠的。