公开(公告)号：US20150380655A1

公开(公告)日：2015-12-31

申请号：US14416957

申请日：2014-05-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD. ,  JILIN OLED MATERIAL TECH CO., LTD.

Inventor： Peng Zhang ,  Xiaoyu Ma ,  Hui Wang ,  Lujiang Huangfu

IPC: H01L51/00 ,  C07C17/02 ,  C09K11/06 ,  C07C15/28 ,  C07C1/30

CPC classification number: H01L51/0058 ,  C07C1/30 ,  C07C1/321 ,  C07C15/28 ,  C07C17/02 ,  C07C2531/24 ,  C07C2603/24 ,  C09K11/06 ,  C09K2211/1011 ,  H01L51/5012 ,  H01L51/5056 ,  H01L51/5088

Abstract: Provided are anthracene derivative, method for preparing the same, use thereof, and an organic light emitting device. The anthracene derivative represented by a formula:

Abstract translation: 提供蒽衍生物，其制备方法，其用途和有机发光装置。 由下式表示的蒽衍生物：

公开(公告)号：US08987466B2

公开(公告)日：2015-03-24

申请号：US14164668

申请日：2014-01-27

Applicant: BOE Technology Group Co., Ltd. ,  JiLin OLED Material Tech. Co., Ltd.

Inventor： Yinan Liang ,  Xiaoyu Ma ,  Hui Wang ,  Wenyu Ma

IPC: C07F7/08 ,  C07F7/10 ,  H01L51/00

CPC classification number: C07F7/0805 ,  C07F7/0812 ,  H01L51/0058 ,  H01L51/0072 ,  H01L51/0094 ,  H01L51/5012

Abstract: The invention provides a silicon-containing bianthracene derivative, a production process and use thereof, and an organic electroluminescent device. The invention belongs to the technical field of organic electroluminescence, and can give a blue light-emitting material being able to form a dense film. The silicon-containing bianthracene derivative has a molecular structure of the following general formula, wherein R group represents an aryl group having a carbon atom number of 6-14, an aromatic heterocyclic group having a carbon atom number of 8-18, a fused-ring aromatic group having a carbon atom number of 9-15, a fluorenyl group, or a triarylamino group. The silicon-containing bianthracene derivative mentioned in the invention can be used in an organic electroluminescent device.

Abstract translation: 本发明提供含硅的双蒽衍生物，其制备方法及其用途以及有机电致发光器件。 本发明属于有机电致发光技术领域，能够形成能够形成致密膜的蓝色发光材料。 含硅的蒽蒽衍生物具有以下通式的分子结构，其中R基团表示碳原子数为6-14的芳基，碳原子数为8-18的芳族杂环基， 碳原子数为9〜15的芳香族芳基，芴基或三芳基氨基。 本发明中提及的含硅双蒽衍生物可用于有机电致发光器件中。

公开(公告)号：US20140343291A1

公开(公告)日：2014-11-20

申请号：US14164668

申请日：2014-01-27

Applicant: JiLin OLED Material Tech. Co., LTD. ,  BOE Technology Group Co., LTD.

Inventor： Yinan Liang ,  Xiaoyu Ma ,  Hui Wang ,  Wenyu Ma

IPC: H01L51/00

CPC classification number: C07F7/0805 ,  C07F7/0812 ,  H01L51/0058 ,  H01L51/0072 ,  H01L51/0094 ,  H01L51/5012

Abstract: The invention provides a silicon-containing bianthracene derivative, a production process and use thereof, and an organic electroluminescent device. The invention belongs to the technical field of organic electroluminescence, and can give a blue light-emitting material being able to form a dense film. The silicon-containing bianthracene derivative has a molecular structure of the following general formula, wherein R group represents an aryl group having a carbon atom number of 6-14, an aromatic heterocyclic group having a carbon atom number of 8-18, a fused-ring aromatic group having a carbon atom number of 9-15, a fluorenyl group, or a triarylamino group. The silicon-containing bianthracene derivative mentioned in the invention can be used in an organic electroluminescent device.

Abstract translation: 本发明提供含硅的双蒽衍生物，其制备方法及其用途以及有机电致发光器件。 本发明属于有机电致发光技术领域，能够形成能够形成致密膜的蓝色发光材料。 含硅的蒽蒽衍生物具有以下通式的分子结构，其中R基团表示碳原子数为6-14的芳基，碳原子数为8-18的芳族杂环基， 碳原子数为9〜15的芳香族芳基，芴基或三芳基氨基。 本发明中提及的含硅双蒽衍生物可用于有机电致发光器件中。

公开(公告)号：US20140203258A1

公开(公告)日：2014-07-24

申请号：US14158100

申请日：2014-01-17

Applicant: BOE Technology Group Co., Ltd. ,  Hefei BOE Optoelectronics Technology Co., Ltd.

Inventor： Yuanhui Guo ,  Hui Wang ,  Chun Wang ,  Yisan Zhang

IPC: H01L51/52

CPC classification number: H01L51/5268

Abstract: An electroluminescent device, comprising: a substrate; a first electrode and a second electrode disposed on the substrate; and an electroluminescent layer sandwiched between the first electrode and the second electrode, wherein at least one of the first and second electrodes is configured to have a grating structure; and wherein the grating structure has a grating period within a range of 0.9˜1.1 times of a wavelength of a light wave generated in the electroluminescent layer.

Abstract translation: 一种电致发光器件，包括：衬底; 设置在所述基板上的第一电极和第二电极; 以及夹在第一电极和第二电极之间的电致发光层，其中第一和第二电极中的至少一个被配置为具有光栅结构; 并且其中所述光栅结构具有在所述电致发光层中产生的光波的波长的0.9-1.1倍范围内的光栅周期。

公开(公告)号：US12216366B2

公开(公告)日：2025-02-04

申请号：US17912911

申请日：2022-04-29

Applicant: Hefei BOE Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Qianqian Zhang ,  Chun Wang ,  Yuqi Liu ,  Hui Wang ,  Hongmei Yang ,  Wei Ren

IPC: G02F1/1343 ,  G02F1/1368 ,  H01L27/12

Abstract: Provided is a pixel structure. The pixel structure includes: a first electrode, a second electrode, and a liquid crystal layer that are disposed on one side of a substrate and successively stacked, wherein one of the first electrode and the second electrode is a pixel electrode and the other of the first electrode and the second electrode is a common electrode, and the second electrode includes a plurality of electrode branches sequentially arranged in a first direction, wherein each of the electrode branches includes a first end portion, a body portion, and a second end portion that are successively connected in a second direction, the body portion including at least one body segment.

公开(公告)号：US12205507B2

公开(公告)日：2025-01-21

申请号：US18271840

申请日：2022-07-01

Applicant: Wuhan BOE Optoelectronics Technology Co.,Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Hui Wang ,  Rongcheng Liu

IPC: G09G3/20

Abstract: A display panel driving method, a display panel and a display apparatus. The display panel driving method comprises: according to a data signal transmitted in a data line, determining whether a grayscale value difference of a data signal input by a pixel unit of an nth row and a data signal input by a pixel unit of an (n−1)th row is greater than a threshold, n being a positive integer less than or equal to N; if the grayscale value difference between the data signal input by the pixel unit of the nth row and the data signal input by the pixel unit of the (n−1)th row is greater than the threshold, then adjusting the phase of a clock signal input by the nth shift register, such that the falling of the pull-up node of the nth shift register is delayed along with time, to output a phase-delayed scan signal.

公开(公告)号：US20240414955A1

公开(公告)日：2024-12-12

申请号：US18808175

申请日：2024-08-19

Applicant: Yunnan Invensight Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Shengji YANG ,  Xiaochuan Chen ,  Xue Dong ,  Hui Wang ,  Dacheng Zhang ,  Kuanta Huang ,  Pengcheng Lu ,  Zhiqiang Jiao

IPC: H10K59/122 ,  H10K59/12 ,  H10K71/60

Abstract: A display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting layer and a second electrode. The first electrode layer is disposed on one side of the driving backplane and includes a plurality of first electrodes. The pixel definition layer is arranged on the side, same as the first electrode layer, of the driving backplane and being provided with a pixel opening exposing each of the first electrodes. The pixel definition layer is provided with a separation slot formed between adjacent ones of the first electrodes; and a first cut-off slot is provided on a sidewall of the pixel definition layer. The light-emitting layer covers the cut-off layer and the first electrode layer. The second electrode covers the light-emitting layer.

公开(公告)号：US20240306476A1

公开(公告)日：2024-09-12

申请号：US18028043

申请日：2022-04-27

Applicant: Yunnan Invensight Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Hongtao Yu ,  Weiliang Bu ,  Yunhao Zhang ,  Dongdong Su ,  Yuhao Lee ,  Zongshun Yang ,  Hui Tong ,  Kuanta Huang ,  Xiaochuan Chen ,  Hui Wang ,  Fushuang Zhang ,  Chao Yang ,  Qinshan Cai ,  Lingang Wen

IPC: H10K59/80 ,  H10K59/38

CPC classification number: H10K59/879 ,  H10K59/38

Abstract: A display panel includes: a light-emitting baseplate including a plurality of light-emitting components arranged in array; a first light extraction layer located at a light-emitting side of the light-emitting baseplate and including a plurality of first light extraction patterns, orthographic projections of the plurality of first light extraction patterns on the light-emitting baseplate covering at least part area of the light-emitting components; a color filter layer including a plurality of filter patterns, orthographic projections of the plurality of filter patterns on the light-emitting baseplate covering orthographic projections of the plurality of light-emitting components on the light-emitting baseplate; and a second light extraction layer including a plurality of second light extraction patterns, orthographic projections of the second light extraction patterns on the light-emitting baseplate being within the orthographic projections of the plurality of filter patterns on the light-emitting baseplate.

公开(公告)号：US12029065B2

公开(公告)日：2024-07-02

申请号：US16959757

申请日：2019-08-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengcheng Lu ,  Kuanta Huang ,  Xiaochuan Chen ,  Shengji Yang ,  Xue Dong ,  Hui Wang ,  Yanming Wang

IPC: H10K50/856 ,  H10K59/123 ,  H10K59/126 ,  H10K71/00 ,  H10K59/12 ,  H10K77/10

CPC classification number: H10K50/856 ,  H10K59/123 ,  H10K59/126 ,  H10K71/00 ,  H10K59/1201 ,  H10K77/10

Abstract: A display device, a manufacturing method thereof and a driving substrate are provided. The display device includes: a base substrate, an active area and an edge area; the active area includes a plurality of sub-pixels on the base substrate; each sub-pixel includes: a first reflecting electrode, a light-emitting element a second electrode layer, an insulating layer, a pixel circuit, and a storing capacitor. The edge area includes a plurality of second reflecting electrodes and a light shielding layer.

公开(公告)号：US11903258B2

公开(公告)日：2024-02-13

申请号：US16902288

申请日：2020-06-16

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shengji Yang ,  Hui Wang ,  Xiaochuan Chen ,  Kuanta Huang ,  Pengcheng Lu ,  Yuncui Zhao

IPC: H10K59/122 ,  H10K59/38 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/38 ,  H10K71/00 ,  H10K59/1201

Abstract: Provided are a display substrate and a preparation method thereof, and a display device. The display substrate includes a plurality of pixel units arranged in a matrix, wherein the pixel units each include a plurality of sub-pixels, the sub-pixels each include a micro-cavity modulation layer and an emitting structure layer, the micro-cavity modulation layer is provided with a reflective electrode, the emitting structure layer includes a first electrode, an emitting layer and a semi-transparent and semi-reflective second electrode which are sequentially disposed on the micro-cavity modulation layer, and a distance between the second electrode and the reflective electrode is different in each sub-pixel.