公开(公告)号：US20210142722A1

公开(公告)日：2021-05-13

申请号：US16641072

申请日：2019-08-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Huajie Yan ,  Qingyu Huang ,  Xiaohu Li ,  Tun Liu ,  Liangliang Kang ,  Juan Zhang ,  Zhiqiang Jiao

IPC: G09G3/3225 ,  G09G3/3291 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: The present disclosure provides a display panel and a method for manufacturing the same, a pixel light emitting compensation method, and a display apparatus. The display panel comprises a plurality of pixel units arranged in an array, wherein each of the pixel units comprises: an array substrate comprising a pixel driving circuit; a pixel defining layer disposed on a first surface of the array substrate and having a via hole wherein the first surface is far away from a substrate of the array substrate; a light emitting unit disposed in the via hole, wherein the light emitting unit is electrically connected to an output terminal of the pixel driving circuit, so that driving current output by the pixel driving circuit drives the light emitting unit to emit light; and a photoelectric converter configured to receive the light emitted by the light emitting unit.

公开(公告)号：US10763448B2

公开(公告)日：2020-09-01

申请号：US16117781

申请日：2018-08-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang Jiao

IPC: H01L51/50 ,  H01L51/56

Abstract: This application relates to an OLED device, a manufacturing method thereof, and a display device. The OLED device includes a light emitting unit between an anode and a cathode. The light-emitting unit includes: a first carrier function layer for migration of first carriers, the first carrier function layer including a first material layer; a second carrier function layer for migration of second carriers having a polarity different from that of the first carriers, the second carrier function layer including a second material layer; a light emitting layer between the first material layer and the second material layer, the light emitting layer including a luminescent material; a first buffer layer between the light emitting layer and the first material layer. The first buffer layer is a mixed layer containing the luminescent material and the first material.

公开(公告)号：US09755162B2

公开(公告)日：2017-09-05

申请号：US14347866

申请日：2013-11-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang Jiao

IPC: H01L51/00 ,  H01L51/52 ,  H01L51/50

CPC classification number: H01L51/0078 ,  H01L51/0091 ,  H01L51/0092 ,  H01L51/5004 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5206 ,  H01L2251/552

Abstract: An organic light emitting device and a display device is provided. The organic light emitting device includes an anode, a cathode, and a light emitting layer disposed between the anode and the cathode; an electron transport layer disposed between the cathode and the light emitting layer, and the material of the electron transport layer is an organic metal chelate.

公开(公告)号：US09568764B2

公开(公告)日：2017-02-14

申请号：US14646131

申请日：2014-09-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhiqiang Jiao ,  Li Sun

IPC: G02F1/1335 ,  H01L51/52 ,  H01L27/32

CPC classification number: G02F1/133514 ,  G02B5/201 ,  G02F1/1335 ,  G02F1/133512 ,  G02F2202/16 ,  H01L27/32 ,  H01L27/3211 ,  H01L27/322 ,  H01L51/52 ,  H01L51/5215 ,  H01L51/5234 ,  H01L51/524 ,  H01L51/5275

Abstract: A display substrate, a display panel and a display device are disclosed. The display substrate includes: a base substrate (1), and a color film structure (2) and a transparent conductive oxide film layer (3) subsequently laminated on the base substrate (1). The color film structure (2) includes a plurality of color filter units arranged in a matrix and having different colors; at least one color of the color filter units in the color film structure (2) includes at least two layers of laminated color filter films, refractive indices of the color filter films gradually increase in a direction from the base substrate (1) towards the transparent conductive oxide film layer (3), and one layer of the color filter films adjacent to the base substrate (1) has refractive index larger than that of the base substrate (1), one layer of the color filter films adjacent to the transparent conductive oxide film layer (3) has refractive index less than that of the transparent conductive oxide film layer (3). The display substrate reduces the loss of light transmitted in the display panel, and thus the display brightness of the display device is increased.

Abstract translation: 公开了显示基板，显示面板和显示装置。 显示基板包括：基底基板（1）和随后层叠在基底基板（1）上的彩色薄膜结构（2）和透明导电氧化物膜层（3）。 彩色胶片结构（2）包括排列成矩阵并具有不同颜色的多个滤色器单元; 彩色胶片结构（2）中的滤色器单元的至少一种颜色包括至少两层层压滤色膜，滤色膜的折射率在从基底（1）向透明的方向上逐渐增加 导电氧化物膜层（3），与基底基板（1）相邻的一层滤色膜的折射率大于基底（1）的折射率，与透明导电体相邻的一层滤色膜 氧化膜层（3）的折射率小于透明导电氧化物膜层（3）的折射率。 显示基板减少了在显示面板中传输的光的损失，因此显示装置的显示亮度增加。

公开(公告)号：US20170018729A1

公开(公告)日：2017-01-19

申请号：US15121843

申请日：2015-07-15

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhiqiang Jiao ,  Huai-Ting Shih

IPC: H01L51/52 ,  H01L51/56

CPC classification number: H01L51/529 ,  H01L51/524 ,  H01L51/5253 ,  H01L51/56 ,  H01L2251/301 ,  H01L2251/558

Abstract: This disclosure provides an OLED substrate and a producing method thereof, a panel, and a display apparatus, and pertains to the field of OLED products and production. The OLED substrate comprises an OLED device and an encapsulating layer, which are located on a first substrate, wherein the encapsulating layer encapsulates the OLED device, and wherein the OLED substrate further comprises a heat-dissipating layer which is provided above the OLED device. By adding a heat-dissipating layer and by means of the good thermal conductivity of the heat-dissipating layer, the heat generated when OLED devices are lit is rapidly dissipated, so as to prolong the service life of OLED devices, such that the service life of OLED panel and in turn the service life of display apparatus are prolonged.

Abstract translation: 本公开提供了OLED基板及其制造方法，面板和显示装置，并且涉及OLED产品和生产领域。 OLED基板包括OLED器件和封装层，其位于第一衬底上，其中封装层封装OLED器件，并且其中OLED衬底还包括设置在OLED器件上方的散热层。 通过添加散热层，通过散热层的良好导热性，OLED器件点亮时产生的热量迅速消散，从而延长OLED器件的使用寿命，使其使用寿命 的OLED面板，从而延长显示设备的使用寿命。

公开(公告)号：US20150372256A1

公开(公告)日：2015-12-24

申请号：US14421389

申请日：2014-03-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhiqiang Jiao ,  Li Sun

IPC: H01L51/52 ,  H01L51/56 ,  H01L27/32

CPC classification number: H01L51/5253 ,  H01L27/3246 ,  H01L51/5259 ,  H01L51/56

Abstract: Embodiments of the present invention disclose a display back plate. The display back plate comprises: an array substrate; and a pixel define layer formed on the array substrate and for defining an organic light emitting unit. An accommodation space is provided in the pixel define layer and a water absorbent material is provided within the accommodation space; the accommodation space has an opening formed in an upper surface and/or a lower surface of the pixel define layer; and the accommodation space is separated from the organic light emitting unit such that the water absorbent material within the accommodation space is spaced away from the organic light emitting unit. Embodiments of the present invention enable absorption of water vapour inside the organic light emitting display device, to prevent the adverse affection of water vapour on performance of the organic light emitting display device, so as to prolong service life of the organic light emitting display device.

Abstract translation: 本发明的实施例公开了一种显示器背板。 显示背板包括：阵列基板; 以及形成在阵列基板上并用于限定有机发光单元的像素限定层。 在像素限定层中设置容纳空间，并且在容纳空间内设置吸水材料; 容纳空间具有形成在像素限定层的上表面和/或下表面中的开口; 并且容纳空间与有机发光单元分离，使得容纳空间内的吸水材料与有机发光单元间隔开。 本发明的实施方式能够吸收有机发光显示装置内的水蒸气，以防止水蒸汽对有机发光显示装置的性能的不良影响，从而延长有机发光显示装置的使用寿命。

公开(公告)号：US12289960B2

公开(公告)日：2025-04-29

申请号：US17642988

申请日：2021-05-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Huajie Yan ,  Zhiqiang Jiao ,  Lu Wang ,  Xiaohu Li

IPC: H01L21/78 ,  H10K50/856 ,  H10K50/858 ,  H10K59/122 ,  H10K71/00 ,  H10K50/115 ,  H10K59/12

Abstract: A display panel comprises a driving substrate (1), a light-emitting layer (2) and a light guide layer (3); the light-emitting layer (2) is arranged on one side of the driving substrate (1) and comprises a plurality of front light-emitting units (21) and a plurality of rear light-emitting units (22), each of the rear light-emitting units (22) comprising a light source part (221) and a light extracting part (222), and the front light-emitting units (21) and the light source parts (221) being configured for emitting light towards a side away from the driving substrate (1); and the light guide layer (3) comprises a plurality of light guide parts (31), each light guide part (31) being configured to guide light emitted by the light source part (221) of a corresponding rear light-emitting unit (22) to the light extracting part (222).

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：US20240373725A1

公开(公告)日：2024-11-07

申请号：US18026494

申请日：2022-06-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Zhongyuan Sun ,  Wenqi Liu ,  Che An ,  Qian Wu ,  Wei Huang ,  Zhiqiang Jiao ,  Guangcai Yuan ,  Chunyan Li ,  Jingjing Xu

IPC: H10K59/80 ,  H10K59/35 ,  H10K59/38 ,  H10K102/00

Abstract: A light emitting panela includes: a light emitting substrate including at least one light emitting region and a non-light-emitting region surrounding the light emitting region; and an encapsulation layer arranged on a light exiting side of the light emitting substrate, wherein the encapsulation layer includes a first film layer including a plurality of pillars separated from each other and a first medium arranged in gaps between the pillars; wherein a refractive index of the pillars is different from that of the first medium, and a volume ratio of the pillars to the first medium gradually increases or decreases along a first direction, so that an equivalent refractive index of the first film layer gradually decreases along the first direction, the first direction being a direction from a center of the light emitting region to an edge of the light emitting region.

公开(公告)号：US11963434B2

公开(公告)日：2024-04-16

申请号：US17414461

申请日：2020-12-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiaohu Li ,  Zhiqiang Jiao

IPC: H10K77/10 ,  H10K59/12 ,  H10K50/844 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K59/12 ,  H10K50/8445 ,  H10K71/00 ,  H10K2102/311

Abstract: The present disclosure provides a flexible base substrate, a display panel and a display device, and belongs to the field of display technologies. The flexible base substrate includes at least one substrate unit each having a middle region and an edge region; wherein the flexible base substrate includes: a first flexible layer, a second flexible layer, and an isolation layer disposed between the first flexible layer and the second flexible layer; the isolation layer includes a first surface in contact with the first flexible layer, and a second surface in contact with the second flexible layer; and wherein at least one of the first surface and the second surface has a segment difference on two sides of a junction between the middle region and the edge region.