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1. 发明公开

EP3343433A1 FINGERPRINT IDENTIFICATION DEVICE AND FINGERPRINT IDENTIFICATION SYSTEM 有权
公开(公告)号：EP3343433A1
公开(公告)日：2018-07-04
申请号：EP16801941.2
申请日：2016-01-21
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Optoelectronics Technology Co., Ltd.
发明人： GAO, Jian , LIU, Yingming , NIU, Xiaochen , CHEN, Xiaochuan , WANG, Haisheng , WANG, Qian , YANG, Ming , LU, Pengcheng
IPC分类号： G06K9/00
CPC分类号： G06K9/0004 , G06K9/00046 , G06K9/00053
摘要： A fingerprint identifying device and a fingerprint identifying system are provided. The fingerprint identifying device including: a substrate; a transparent cover plate, located right above the substrate; a detection light source, located on a first side of the transparent cover plate; and a photoelectric sensor, located on a side of a lower surface of the transparent cover plate, wherein, a refractive index of the transparent cover plate is less than a refractive index of a skin of a human fingerprint part, the transparent cover plate has a side surface on the first side, and an angle α between the side surface and an upper surface of the transparent cover plate is an acute angle, the detection light source is configured to provide a light beam towards the side surface of the transparent cover plate, so that the light beam is incident to the upper surface of the transparent cover plate through the side surface of the transparent cover plate, and the light beam is totally reflected on the upper surface of the transparent cover plate in a case that the upper surface of the transparent cover plate is in contact with air, the photoelectric sensor is configured to receive a light beam reflected from the upper surface of the transparent cover plate. The fingerprint identifying device is capable of improving the identifying accuracy thereof.

2. 发明授权

EP3306376B1 2D/3D SWITCHABLE DISPLAY PANEL, AND DISPLAY METHOD AND DISPLAY DEVICE THEREFOR 有权
公开(公告)号：EP3306376B1
公开(公告)日：2020-08-19
申请号：EP15893065.1
申请日：2015-09-10
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Optoelectronics Technology Co., Ltd.
发明人： LU, Pengcheng , DONG, Xue , CHEN, Xiaochuan , YANG, Ming , WANG, Qian
IPC分类号： H04N13/31

3. 发明公开

EP3306376A1 2D/3D SWITCHABLE DISPLAY PANEL, AND DISPLAY METHOD AND DISPLAY DEVICE THEREFOR 有权
标题翻译： 2D / 3D可切换显示面板，以及显示方法和显示装置
公开(公告)号：EP3306376A1
公开(公告)日：2018-04-11
申请号：EP15893065.1
申请日：2015-09-10
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Optoelectronics Technology Co., Ltd.
发明人： LU, Pengcheng , DONG, Xue , CHEN, Xiaochuan , YANG, Ming , WANG, Qian
IPC分类号： G02B27/22 , G02F1/13357
摘要： The embodiment of the present application discloses a 2D/3D switchable display panel, and a display method and a display device thereof, so as to solve the problem of poor display effect in 2D display mode of existing 2D/3D display panel. The 2D/3D switchable display panel includes a self-luminescent OLED display panel and a LCD panel provided with no color resistance layer, which LCD display panel is disposed on the display side of the OLED display panel. The OLED display panel is used for display images when the 2D/3D switchable display panel operates in 3D display mode while functions as a backlight source module when the 2D/3D switchable display panel operates in 2D display mode; whereas the LCD display panel functions as a grating when the 2D/3D switchable display panel operates in 3D display mode while displays images when the 2D/3D switchable display panel operates in 2D display mode.
摘要翻译：本申请实施例公开了一种2D / 3D可切换显示面板及其显示方法及显示装置，以解决现有2D / 3D显示面板在2D显示模式下显示效果差的问题。 2D / 3D可切换显示面板包括自发光OLED显示面板和没有色阻层的LCD面板，该LCD显示面板设置在OLED显示面板的显示侧。当2D / 3D可切换显示面板以3D显示模式操作时，OLED显示面板用于显示图像，而当2D / 3D可切换显示面板以2D显示模式操作时，OLED显示面板用作背光源模块的显示图像; 而当2D / 3D可切换显示面板以3D显示模式操作时LCD显示面板用作光栅，而当2D / 3D可切换显示面板以2D显示模式操作时显示图像。

4. 发明公开

EP3400484A1 BACKLIGHT MODULE, FABRICATION METHOD, AND DISPLAY APPARATUS 无效
公开(公告)号：EP3400484A1
公开(公告)日：2018-11-14
申请号：EP16816165.1
申请日：2016-07-01
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Optoelectronics Technology Co., Ltd.
发明人： DONG, Ruijun , CHEN, Dong , WANG, Guangquan , SUN, Haiwei , CHEN, Lili , ZENG, Zhihui , YU, Lu , WU, Jianjie , WANG, Qian , SUN, Wei , CHEN, Huijuan
IPC分类号： G02F1/13357 , G02F1/1335 , H01L33/00 , H01L33/06
CPC分类号： G02F1/133603 , G02F2001/133614 , G02F2202/36 , H01S5/005 , H01S5/0425 , H01S5/2202 , H01S5/341 , H01S5/34333 , H01S5/4093
摘要： A backlight module (01), which includes at least one quantum wire unit (12). The at least one quantum wire unit (12) is configured to have an effective wire width such that the at least one quantum wire unit (12) is capable of converting electric energy to emit light of a selected wavelength. Each of quantum wire unit (12) comprises a first electrode (10), disposed on a first side of a substrate layer (11); a first buffer layer (120), disposed on a second side of the substrate layer (11); an active layer (121), disposed over the first buffer layer (120); a second buffer layer (122), disposed over the active layer (121); and a second electrode (124) disposed over the second buffer layer (122). Each quantum wire unit (12), along with the substrate layer (11), forms a quantum wire laser generator (20), which is configured such that the active layer (121) emits light upon application of a voltage difference between the first electrode (10) and the second electrode (124).

5. 发明公开

EP3351998A1 3D DISPLAY APPARATUS AND DRIVING METHOD THEREFOR 有权
公开(公告)号：EP3351998A1
公开(公告)日：2018-07-25
申请号：EP15892063.7
申请日：2015-12-23
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Optoelectronics Technology Co., Ltd.
发明人： YANG, Ming , DONG, Xue , CHEN, Xiaochuan , YANG, Shengji , LU, Pengcheng , WANG, Qian , GAO, Jian , NIU, Xiaochen , WANG, Lei , XU, Rui , LIU, Yingming
IPC分类号： G02B27/22 , H04N13/04
CPC分类号： H04N13/32 , G02B27/2214 , G02B27/2264 , H04N13/30 , H04N13/312 , H04N13/398 , H04N2213/001
摘要： The present invention provides a 3D display device and a driving method thereof, and relates to a display technology field for solving a problem that a 3D picture crosstalk is large due to a low contrast between a bright grating unit and a dark grating unit in the grating. Wherein the 3D display device comprises a grating and a display panel, the grating is divided into a bright grating cell and a dark grating cell, the grating comprising a substrate and a plurality of OLED light-emitting devices arranged on the substrate, At least a part of the plurality of OLED light emitting devices emit light to apply the operating voltage to form the bright grating cells, and the non-light emitting OLED light-emitting devices form the dark grating cells. The 3D display device is for displaying a 3D picture.

6. 发明公开

EP3486716A1 LIQUID CRYSTAL GRATING AND CONTROL METHOD THEREFOR 审中-公开
公开(公告)号：EP3486716A1
公开(公告)日：2019-05-22
申请号：EP17823007.4
申请日：2017-06-15
申请人： BOE Technology Group Co., Ltd.
发明人： WANG, Qian , DONG, Xue , CHEN, Xiaochuan , ZHAO, Wenqing
IPC分类号： G02F1/1343
摘要： Embodiments of the present disclosure relate to a liquid crystal grating and a method for controlling the same. The liquid crystal grating includes: a first polarizer and a second polarizer arranged opposite to each other; a liquid crystal layer arranged between the first polarizer and the second polarizer; a plurality of first electrodes disposed on a side of the first polarizer adjacent to the liquid crystal layer; and a second electrode disposed on a side of the second polarizer adjacent to the liquid crystal layer, wherein, a width of each first electrode of the plurality of first electrodes is at nanoscale. The liquid crystal grating provided in embodiments of the present disclosure has a grating constant of nanometers, and then is able to produce interference and diffraction of light.

7. 发明公开

EP3619574A1 LIQUID CRYSTAL LENS AND MANUFACTURING METHOD THEREOF AND NAKED EYE THREE-DIMENSIONAL DISPLAY PANEL 审中-公开
公开(公告)号：EP3619574A1
公开(公告)日：2020-03-11
申请号：EP17866357.1
申请日：2017-07-17
申请人： BOE Technology Group Co., Ltd.
发明人： LI, Zhongxiao , CHEN, Xiaochuan , ZHAO, Wenqing , WANG, Qian , YANG, Ming , NIU, Xiaochen , WANG, Haiyan , ZHANG, Dacheng
IPC分类号： G02F1/29 , G02B27/22

8. 发明公开

EP4213214A1 DISPLAY PANEL AND DISPLAY DEVICE 审中-实审
公开(公告)号：EP4213214A1
公开(公告)日：2023-07-19
申请号：EP20963903.8
申请日：2020-12-02
申请人： BOE Technology Group Co., Ltd. , Chengdu BOE Optoelectronics Technology Co., Ltd.
发明人： DENG, Lei , WEI, Yue , TANG, Xia , DENG, Wei , WANG, Qian , DAI, Junxiu , ZHOU, Yang , ZHANG, Xin , QU, Yi
IPC分类号： H01L27/32
摘要： Provided are a display panel and a display device. The display panel comprises: a via hole penetrating through the display panel; a cutting residual area, which is located on the periphery of the via hole and comprises a base substrate, and a packaging layer located on one side of the base substrate; and at least one annular relief structure located between the packaging layer and the base substrate of the cutting residual area. The at least one annular relief structure is sequentially distributed around the via hole. The smallest distance between a first relief structure and the outer edge of the via hole is 0-30 micrometers. At least one relief structure is provided with a surface facing away from the base substrate, and a side face connected to the surface, wherein at least one of the surface and the side face is of a relief shape. The first relief structure is the relief structure, the distance from which to the center of the via hole is the smallest.

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