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    • 8. 发明授权
    • Light detector, optical position detection apparatus, and display apparatus with position detection capability
    • 光检测器,光学位置检测装置和具有位置检测能力的显示装置
    • US08816960B2
    • 2014-08-26
    • US12852709
    • 2010-08-09
    • Yasunori Onishi
    • Yasunori Onishi
    • G06F3/033G09G5/08
    • G06F3/0428G01J1/02G01J1/0295G01J1/04G01J1/0437
    • A light detector includes: a light receiving device having a central optical axis and first and second directions perpendicular thereto, the light receiving device detecting incident light; a first light shield provided on a light incident side of the light receiving device and disposed on one side in the first direction with respect to the light receiving device; and a second light shield provided on the light incident side of the light receiving device and disposed on the other side in the first direction with respect to the light receiving device, wherein the first and second light shields form a light incident slit over an angular range including the direction in which the central optical axis of the light receiving device extends, and the width of the slit increases as the angle with respect to the central optical axis of the light receiving device increases.
    • 光检测器包括:光接收装置,具有中心光轴和与其垂直的第一和第二方向,光接收装置检测入射光; 设置在所述光接收装置的光入射侧并且相对于所述光接收装置在所述第一方向上的一侧设置的第一遮光板; 以及设置在所述光接收装置的光入射侧并相对于所述光接收装置在所述第一方向上的另一侧设置的第二遮光罩,其中,所述第一和第二遮光件在角度范围上形成光入射缝隙 包括光接收装置的中心光轴延伸的方向,并且随着光接收装置的中心光轴的角度的增加,狭缝的宽度增加。
    • 10. 发明授权
    • Projection display system and attaching device
    • 投影显示系统和附件
    • US09057477B2
    • 2015-06-16
    • US13096502
    • 2011-04-28
    • Kanechika KiyoseYasunori Onishi
    • Kanechika KiyoseYasunori Onishi
    • F16M13/02G06F3/041G06F3/042
    • G03B21/16F16M13/02F16M13/027G03B21/145G03B21/206G06F3/0418G06F3/0425G06F3/0428
    • A projection display system includes: an image projection device projecting an image on a projection surface; an optical detecting device; and an attaching device, wherein the optical detecting device includes an irradiating section emitting an irradiation light toward a detection region which is set along the projection surface, a light receiving section receiving a reflected light generated as a result of the irradiation light being reflected from the object, and a detecting section detecting position information of the object based on the result of the light received by the light receiving section, and the attaching device includes a first attaching section attached to a support supporting the attaching device, a second attaching section attached to the image projection device, and a third attaching section attached to the optical detecting device.
    • 一种投影显示系统,包括:图像投影装置,在投影面投影图像; 光学检测装置; 以及安装装置,其特征在于,所述光检测装置包括向沿着所述投影面设置的检测区域照射照射光的照射部,接收由于所述照射光而产生的反射光的光接收部, 物体和检测部,其基于受光部所接收的光的结果来检测物体的位置信息,所述安装装置包括:第一安装部,其安装在支撑所述安装装置的支撑件上;第二安装部, 图像投影装置和附接到光学检测装置的第三附接部。