公开(公告)号：US20240188423A1

公开(公告)日：2024-06-06

申请号：US17781890

申请日：2021-05-25

申请人： Beijing BOE Technology Development Co., Ltd. ,  BOE Technology Group Co., Ltd.

发明人： Tieshi WANG

IPC分类号： H10K85/60 ,  C07D333/36 ,  C09K11/06 ,  H10K50/15 ,  H10K50/17

CPC分类号： H10K85/636 ,  C07D333/36 ,  C09K11/06 ,  C09K2211/1018 ,  H10K50/15 ,  H10K50/17 ,  H10K85/655

摘要： The present disclosure provides an organic compound and a light emitting device, and relates to the field of display technologies. A structure of the organic compound is as shown in Formula 1, Formula 2 or Formula 3. The present disclosure can improve a hole transport rate of the light emitting device.

公开(公告)号：US20240147747A1

公开(公告)日：2024-05-02

申请号：US17770153

申请日：2021-03-22

申请人： BOE Technology Group Co., Ltd.

发明人： Tieshi WANG

IPC分类号： H10K50/115 ,  H10K50/13 ,  H10K50/16

CPC分类号： H10K50/115 ,  H10K50/13 ,  H10K50/166

摘要： Disclosed are a quantum dot light-emitting device and a driving method thereof, and a display substrate. The quantum dot light-emitting device has a laminated structure, the laminated structure may be simplified into a quantum dot light-emitting device of one upright light-emitting structure and one inverted light-emitting structure, and the upright light-emitting structure and the inverted light-emitting structure are placed in a laminated mode through a layer of a common electrode.

公开(公告)号：US20240137484A1

公开(公告)日：2024-04-25

申请号：US18546289

申请日：2021-08-27

申请人： BOE Technology Group Co., Ltd.

发明人： Tieshi WANG ,  Kuanjun PENG ,  Xue DONG ,  Chunmiao ZHOU ,  Tao HONG ,  Hui ZHANG ,  Xin DUAN ,  Minglei CHU ,  Xiaochuan CHEN ,  Guangcai YUAN ,  Jing YU

IPC分类号： H04N13/383 ,  G09G3/36 ,  H04N13/246 ,  H04N13/296 ,  H04N13/332 ,  H04N13/398

CPC分类号： H04N13/383 ,  G09G3/3607 ,  H04N13/246 ,  H04N13/296 ,  H04N13/332 ,  H04N13/398 ,  G09G2300/0452 ,  G09G2300/0804 ,  G09G2310/0283 ,  G09G2310/0286 ,  G09G2354/00

摘要： Provided in the embodiments of the present disclosure are a display panel, a display apparatus and a driving method therefor, and an image rendering method. The display panel comprises: a first base substrate; a plurality of scanning lines, which are located on one side of the first base substrate, extend in a first direction and are arranged in a second direction, wherein the first direction intersects with the second direction; a plurality of data lines, which are located on the same side of the first base substrate as the scanning lines, extend in the second direction and are arranged in the first direction; and a plurality of sub-pixels, which are respectively located in regions divided by the plurality of scanning lines and the plurality of data lines, wherein the plurality of sub-pixels constitute a plurality of pixel islands, the plurality of pixel islands are dived into a plurality of control regions, each control region comprises at least one pixel island, and each control region is independently driven to emit light.

公开(公告)号：US20230410761A1

公开(公告)日：2023-12-21

申请号：US18037043

申请日：2020-11-20

申请人： BOE Technology Group Co., Ltd.

发明人： Shaolei ZONG ,  Jigang SUN ,  Weixin JIANG ,  Bin WANG ,  Wei SUN ,  Xin DUAN ,  Shuhuan YU ,  Kexin HAO ,  Jiaqi FAN ,  Zhaoyun GU ,  Shaoru ZHANG ,  Tieshi WANG ,  Kuanjun PENG ,  Xue DONG ,  Wei QIN ,  Weixing LIU

IPC分类号： G09G3/36 ,  H04N13/383 ,  G06T15/00

CPC分类号： G09G3/3674 ,  H04N13/383 ,  G06T15/00 ,  G09G2354/00

摘要： A display apparatus and a driving method therefor. The driving method includes: determining a gaze area and a non-gaze area of a user on a display apparatus in real time; and driving the gaze area for image displaying at a first resolution, and driving the non-gaze area for image displaying at a second resolution, wherein the first resolution is higher than the second resolution. By means of the display apparatus, image resolution can be adjusted according to different areas, so as to realize high-resolution image display in a display area at which a user gazes and realize low-resolution image display in other areas, thereby reducing power consumption and achieving reasonable allocation of resources on the premise of ensuring the user experience.

公开(公告)号：US20220165228A1

公开(公告)日：2022-05-26

申请号：US17353841

申请日：2021-06-22

申请人： BOE Technology Group Co., Ltd.

发明人： Weixing LIU ,  Tieshi WANG ,  Wei QIN ,  Zhiqiang XU ,  Chunfang ZHANG

IPC分类号： G09G3/36

摘要： Provided are a display panel, a drive method thereof and a display apparatus. The display panel includes a plurality of scan signal lines, a plurality of data signal lines and a plurality of sub-pixels; at least one sub-pixel includes switch assembly and a display unit, wherein the switch assembly at least includes a control terminal, an input terminal and an output terminal, wherein the input terminal is connected to the data signal line, the output terminal is connected to the display unit, and the control terminal or the input terminal is connected to the scan signal line; the display panel further includes at least one switch control line, which is connected to the control terminal of the switch assembly, and the switch control line is configured to control the input terminal and the output terminal of the switch assembly to be turned on or off.

公开(公告)号：US20210241697A1

公开(公告)日：2021-08-05

申请号：US17234873

申请日：2021-04-20

申请人： BOE TECHNOLOGY GROUP CO., LTD.

发明人： Tieshi WANG ,  Xueling GAO ,  Zhiqiang XU ,  Chengchung YANG ,  Haoran LIU

IPC分类号： G09G3/3258 ,  G09G3/3266 ,  G09G3/3233

摘要： A method of driving a pixel includes providing a driving transistor having a first end connected to a first node, a control end connected to a second node, and a second connected to the third node end; a writing circuit connected a data signal end, a first scanning end and the first node; a first control circuit connected to a first power end, a light emitting control end and the first node; a reset circuit connected to a reference signal end, a second scanning end, and the second node; a compensation circuit connected between the second node and the third node; a second control circuit connected to the third node, a light emitting element, and the light emitting control end; and an energy storage circuit connected between the first power end and the second node. The second end of the light emitting element receives a second voltage signal.

公开(公告)号：US20210142764A1

公开(公告)日：2021-05-13

申请号：US16623609

申请日：2019-05-24

申请人： BOE TECHNOLOGY GROUP CO., LTD.

发明人： Xueling GAO ,  Kuanjun PENG ,  Chengchung YANG ,  Zhiqiang XU ,  Wei QIN ,  Tieshi WANG ,  Xiaolong LI ,  Shengnan LI ,  Wanpeng TENG

IPC分类号： G09G5/10 ,  G09G3/3275

摘要： The present disclosure relates to a light-emission control signal generating device and a display device. The light-emission control signal generating device includes: a state detection circuit configured to detect whether a current frame is a static frame or a dynamic frame and output an indication signal indicating the static frame or the dynamic frame; and a plurality of light emission control signal generation circuits; wherein the plurality of light emission control signal generation circuits are divided into a plurality of blocks, and individual blocks are input with different light emission enable signals based on the indication signal to generate light emission control signals.

公开(公告)号：US20210027711A1

公开(公告)日：2021-01-28

申请号：US16829407

申请日：2020-03-25

申请人： BOE TECHNOLOGY GROUP CO., LTD.

发明人： Wei QIN ,  Zhiqiang XU ,  Xiaolong LI ,  Tieshi WANG ,  Weixing LIU ,  Kai GUO ,  Jintao PENG ,  Yanan NIU ,  Kuanjun PENG

IPC分类号： G09G3/3258 ,  G09G3/3291 ,  G06F3/041 ,  G06F3/044 ,  G06K9/00

摘要： A pixel circuit includes a sensing circuit, a gray-scale control circuit and a light-emitting switch circuit; the sensing circuit is configured to charge and discharge a sensing capacitor when a sensing capacitor is formed by a touch object and an anode layer of OLED; the gray-scale control circuit is configured to control the light-emitting intensity of the OLED; the light-emitting switch circuit is configured to control the OLED to emit light.

公开(公告)号：US20200264734A1

公开(公告)日：2020-08-20

申请号：US16761976

申请日：2019-10-16

申请人： BOE TECHNOLOGY GROUP CO., LTD.

发明人： Jinqian WANG ,  Tieshi WANG

IPC分类号： G06F3/044 ,  H01L27/32 ,  H01L51/00 ,  G06F3/041

摘要： A display panel and deformation sensing method thereof, and a display device are provided. The display panel includes a substrate, and a deformation sensing unit on the substrate; the deformation sensing unit includes a first electrode, a second electrode, and a third electrode, the second electrode and the third electrode being configured to form a first capacitor, the first electrode and the second electrode being configured to form a second capacitor, the first electrode and the third electrode being configured to form a third capacitor, and the first capacitor, the second capacitor, and the third capacitor being configured to determine a shape-state of the display panel.

公开(公告)号：US20180247577A1

公开(公告)日：2018-08-30

申请号：US15720038

申请日：2017-09-29

申请人： BOE TECHNOLOGY GROUP CO., LTD.

发明人： Dongxu HAN ,  Tieshi WANG ,  Pan XU ,  Wenchao BAO ,  Chi ZHANG ,  Zhongyuan WU

IPC分类号： G09G3/00 ,  G09G3/30

CPC分类号： G09G3/006 ,  G09G3/30 ,  G09G2320/0673 ,  G09G2320/0693 ,  G09G2360/145

摘要： A gamma voltage debugging method for an electroluminescent display device, including: turning on sub-pixels in a test region to a maximum luminance value, and recording a driving current of an electroluminescent element at this time as a maximum reference current; calculating reference current values corresponding to respective gray scales according to the maximum reference current and a preset formula; and driving the sub-pixels in the test region to emit light, and for each driving current equal to a reference current value, recording a driving voltage value corresponding to the gray scale value as a gamma voltage resulted from the debugging.