公开(公告)号：US20120305746A1

公开(公告)日：2012-12-06

申请号：US13236999

申请日：2011-09-20

申请人： Chang-Yun MOON ,  Hee-Seong JEONG ,  Sun-Hwa KIM

发明人： Chang-Yun MOON ,  Hee-Seong JEONG ,  Sun-Hwa KIM

IPC分类号： F21V14/06

CPC分类号： G02B7/36 ,  G09G3/006

摘要： An auto-focusing apparatus and method, the apparatus including an emission unit, the emission unit being configured to irradiate light on the organic light-emitting display apparatus; an optical system between the organic light-emitting display apparatus and the emission unit, the optical system being configured to adjust a position of the optical system on an optical axis and focus the irradiated light on the pixel unit; a light-receiving unit, the light-receiving unit being configured to receive light reflected by the organic light-emitting display apparatus and measure an intensity and a wavelength of the reflected light; and a controller, the controller being configured to receive the intensity of light measured by the light-receiving unit, control the position of the optical system, determine that the auto-focusing apparatus is focusing light onto the pixel unit when the intensity of light received by the light-receiving unit is a maximum value, and determine the position of the optical system as an optimal focal length.

摘要翻译： 一种自动对焦装置和方法，所述装置包括发射单元，所述发射单元被配置为将光照射在所述有机发光显示装置上; 所述有机发光显示装置与所述发光单元之间的光学系统，所述光学系统被配置为调整所述光学系统在光轴上的位置并将所述照射光聚焦在所述像素单元上; 光接收单元，其被配置为接收由有机发光显示装置反射的光并测量反射光的强度和波长; 以及控制器，所述控制器被配置为接收由所述光接收单元测量的光的强度，控制所述光学系统的位置，确定当所接收到的光的强度时所述自动聚焦装置将光聚焦到所述像素单元上 由光接收单元是最大值，并将光学系统的位置确定为最佳焦距。