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公开(公告)号：US20220093896A1
公开(公告)日：2022-03-24
申请号：US17478428
申请日：2021-09-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jinxiang XUE , Xiaolei ZHANG , Guoqiang WANG , Zhao CUI , Huili WU , Zhongyuan SUN , Kai SUI , Guangcai YUAN , Wenqi LIU , Yichi ZHANG
Abstract: A display panel includes a base; a plurality of display units disposed on a surface of the base, every two adjacent display units being provided with a gap therebetween; and a connection unit disposed in the gap and connected to the every two adjacent display units. The connection unit includes a first organic layer, a conductive layer and a second organic layer that are sequentially stacked. The first organic layer and the second organic layer are each configured to block stress causing the connection unit to deform.
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公开(公告)号：US20210406499A1
公开(公告)日：2021-12-30
申请号：US16767867
申请日：2019-06-14
Inventor： Jiabin WANG , Xiaoliang DING , Xueyou CAO , Wenjuan WANG , Jing LIU , Yichi ZHANG , Haisheng WANG , Lei WANG , Yingming LIU , Yingzi WANG
Abstract: A texture image acquisition circuit, a display panel and a texture image acquisition method. The texture image acquisition circuit includes a charge neutralization circuit and a first acquisition circuit, the charge neutralization circuit is electrically connected to the first acquisition circuit, the charge neutralization circuit receives a first control signal to cause a current flowing through the first acquisition circuit to be a first current, and the charge neutralization circuit is configured to receive a second control signal to cause a current flowing through the first acquisition circuit to be a second current, a direction of the second current and a direction of the first current are opposite to each other; the first acquisition circuit is configured to receive light from a texture and accumulate a first signal amount that is acquired after the light from the texture is converted, so as to acquire a first acquisition value.
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33.发明申请公开(公告)号：US20200286926A1
公开(公告)日：2020-09-10
申请号：US16630657
申请日：2019-01-03
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanan NIU , Jiushi WANG , Lei CHEN , Hongwei TIAN , Zhanfeng CAO , Feng GUAN , Feng ZHANG , Shi SHU , Kuanjun PENG , Yichi ZHANG , Qi QI
IPC: H01L27/12 , H01L21/02 , H01L29/66 , H01L29/786
Abstract: The present disclosure provides a display backplane and a method for manufacturing the same, a display panel, and a display device. The display backplane includes: a substrate; a first thin film transistor located on one side of the substrate; and a second thin film transistor located on the one side of the substrate, wherein: the first thin film transistor comprises a first active layer, the second thin film transistor comprises a second active layer, wherein the first active layer and the second active layer are located in a same layer, and a material of the first active layer is different from that of the second active layer.
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公开(公告)号：US20250151507A1
公开(公告)日：2025-05-08
申请号：US18261241
申请日：2022-06-30
Inventor： Youqin ZHU , Dong LI , Yichi ZHANG
IPC: H10K50/16 , H10K50/115 , H10K59/12 , H10K59/35 , H10K102/00
Abstract: A display panel includes a plurality of light-emitting devices. Any light-emitting device includes a first electrode, a second electrode, a quantum dot light-emitting layer, and at least two electron transporting layers. The quantum dot light-emitting layer is located between the first electrode and the second electrode. The at least two electron transporting layers are stacked and located between the second electrode and the quantum dot light-emitting layer. The plurality of light-emitting devices include a first light-emitting device used to emit light of a first color, and a second light-emitting device used to emit light of a second color; and a wavelength of the light of the first color is greater than a wavelength of the light of the second color. A number of electron transporting layers in the first light-emitting device is less than a number of electron transporting layers in the second light-emitting device.
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35.发明申请公开(公告)号：US20250093722A1
公开(公告)日：2025-03-20
申请号：US18578363
申请日：2022-07-26
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yunping DI , Chenyang ZHANG , Lizhong WANG , Yichi ZHANG , Haoliang ZHENG , Zhen ZHANG
IPC: G02F1/1368 , G02F1/1362 , H10D86/40 , H10D86/60
Abstract: An array substrate, a method for manufacturing an array substrate, a liquid crystal cell and a display apparatus are provided. The array substrate includes: a first base substrate; thin film transistors; a first planarization layer; a common electrode on a side of the first planarization layer away from the thin film transistors; a first dielectric layer on a side of the common electrode away from the first planarization layer; first pixel electrodes on a side of the first dielectric layer away from the common electrode; the first pixel electrodes are electrically connected to the thin film transistors in a one-to-one correspondence through first vias extending through the first dielectric layer and the first planarization layer; a surface of each first pixel electrode away from the first base substrate is provided with a first groove at least corresponding to a corresponding first via.
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Patent Agency Ranking
公开(公告)号：US20250013112A1
公开(公告)日：2025-01-09
申请号：US18278414
申请日：2022-11-28
Inventor： Xiaojuan WU , Cuiyu CHEN , Jiaxing WANG , Feng LIU , Dawei FENG , Jinshuai DUAN , Zhiqiang YU , Danxing HOU , Ning WANG , Yichi ZHANG
IPC: G02F1/137 , G02F1/1335 , G02F1/1337 , G02F1/1343
Abstract: A display panel including: a first substrate and a second substrate disposed oppositely and a liquid crystal layer disposed between the first substrate and the second substrate; a material of the liquid crystal layer includes a cholesteric liquid crystal; the display panel further includes: a microstructure optical film layer located on a side of the second substrate facing away from the first substrate; incident light is incident from a side of the microstructure optical film layer, reflected by the cholesteric liquid crystal, and then emerged from the microstructure optical film layer; the microstructure optical film layer includes multiple wedge structures; at least part of the wedge structures have different angles and sizes, so that light emerged from side view angles with different emergent angles are adjusted to a center view angle.
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公开(公告)号：US20240276756A1
公开(公告)日：2024-08-15
申请号：US18570144
申请日：2022-08-24
Inventor： Zhigao LU , Yichi ZHANG , Hui GUO
IPC: H10K50/17 , H10K50/15 , H10K71/12 , H10K71/60 , H10K102/00
CPC classification number: H10K50/171 , H10K50/15 , H10K71/12 , H10K71/60 , H10K2102/351
Abstract: A display panel (100), a method for manufacturing a display panel and a display apparatus are provided. The display panel (100) includes a first electrode layer (2), an electron transport layer (3), a light emitting layer (4), a hole transport layer (5), a hole injection layer (6) and a second electrode layer (7), which are sequentially stacked; a material of the hole injection layer (6) includes a first metal oxide and a second metal oxide, the first metal oxide and the second metal oxide each include a first metal element, and an outermost electron number of the first metal element in the first metal oxide is different from that of the first metal element in the second metal oxide. That is, the valences of the first metal element in the two metal compounds are different from each other, so that the hole injection capability is improved.
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公开(公告)号：US20240224573A1
公开(公告)日：2024-07-04
申请号：US18602672
申请日：2024-03-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Wenhai MEI , Yichi ZHANG
IPC: H10K50/165 , H10K50/11 , H10K50/115 , H10K59/12 , H10K59/35 , H10K71/00 , H10K101/00 , H10K101/30 , H10K101/40 , H10K102/00
CPC classification number: H10K50/165 , H10K50/11 , H10K59/35 , H10K71/00 , H10K50/115 , H10K59/1201 , H10K2101/30 , H10K2101/40 , H10K2101/80 , H10K2102/00 , H10K2102/331
Abstract: A light-emitting device includes: a first electrode and a second electrode that are superposed; a light-emitting layer (EML) located between the first electrode and the second electrode; and an electron transport layer (ETL) located between the first electrode and the EML. The ETL includes a first surface proximate to the EML and a second surface proximate to the first electrode, the ETL includes oxygen vacancies, and a concentration of oxygen vacancies in the first surface is greater than a concentration of oxygen vacancies in the second surface.
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39.发明申请公开(公告)号：US20230138242A1
公开(公告)日：2023-05-04
申请号：US17432422
申请日：2021-02-22
Inventor： Kui LIANG , Tuo SUN , Yichi ZHANG
IPC: H01L31/0224 , H01L31/042 , H01L31/18
Abstract: A photoelectric detection substrate and a manufacturing method thereof, and a photoelectric detection device are provided. The photoelectric detection substrate includes: a base substrate and a semiconductor layer arranged on the base substrate, wherein the semiconductor layer is configured to convert an optical signal into an electrical signal.
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40.发明申请公开(公告)号：US20220310957A1
公开(公告)日：2022-09-29
申请号：US17611930
申请日：2020-10-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhigao LU , Yichi ZHANG
Abstract: A light-emitting substrate includes a base; a first material layer and a second material layer that are disposed on the base, and an etch stop layer between the first material layer and the second material layer. The first material layer is closer to the base than the second material layer. The second material layer includes a plurality of patterns, and each pattern and the first material layer have an overlapping region therebetween. The etch stop layer includes at least portions in respective overlapping regions. A portion of the etch stop layer located in each overlapping region is in contact with the first material layer and the second material layer. Energy level(s) of the portion of the etch stop layer located in each overlapping region are matched with energy levels of the first material layer and the second material layer at corresponding positions.
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