公开(公告)号：US11073483B2

公开(公告)日：2021-07-27

申请号：US16419347

申请日：2019-05-22

申请人： CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

发明人： Binfeng Feng ,  Xiaoxia Liu

IPC分类号： G01N21/88 ,  G01N21/64 ,  G02F1/1333 ,  H01L51/00 ,  H01L51/50 ,  H01L51/52 ,  G06F3/041

摘要： A display device and a detection method are provided. The display device includes a display panel including an effective area and a peripheral area located around the effective area; and a cover plate attached to the display panel, the cover plate including a visible region, and the boundary of the visible region of the cover plate is located outside the boundary of the effective region of the display panel in a direction parallel to the display panel; at least one pair of light sensitive luminescent marks disposed on the display panel and located near mutually opposite edges of the display panel. Each of the at least one pair of light sensitive luminescent marks is disposed inside or outside an effective area of the display panel in a direction parallel to the display panel.