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11.发明申请公开(公告)号：US20190013336A1
公开(公告)日：2019-01-10
申请号：US15745574
申请日：2017-06-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can ZHANG , Shengji YANG , Xiaochuan CHEN
CPC classification number: H01L27/1225 , H01L27/1259 , H01L27/127 , H01L27/3244 , H01L27/3281 , H01L51/5012 , H01L51/5056 , H01L51/5072 , H01L51/5092 , H01L51/5206 , H01L51/5209 , H01L51/5221 , H01L51/5225 , H01L2251/5353 , H01L2251/5392 , H01L2251/558
Abstract: An organic light emitting diode array substrate, a manufacturing method thereof, and a display device are provided. The organic light emitting diode array substrate includes a base substrate; a first electrode pattern (102) and an insulating layer (101) disposed on the base substrate (100), wherein the first electrode pattern (102) includes a plurality of first electrodes (1021) of strip shape, the first electrodes (1021) protrude above the insulating layer (101) to form a step therebetween; an anti-oxidant conductive film (103) disposed on the first electrode pattern (102) and the insulating layer (101), wherein the anti-oxidant conductive film (103) is disconnected at the step between the first electrodes (1021) and the insulating layer (101). The anti-oxidant conductive film (103) can avoid the problem of uneven distribution of charge carrier caused by local oxidation of the first electrode (1021).
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公开(公告)号：US20180356567A1
公开(公告)日：2018-12-13
申请号：US15562571
申请日：2017-03-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can WANG , Yafeng YANG , Jian GAO , Can ZHANG , Xinli MA , Wei WANG , Jifeng TAN , Xiaochuan CHEN
CPC classification number: G02B3/0056 , G02B27/0018 , G02B27/01 , G02F1/29
Abstract: A near eye display device and method are provided. The near eye display device including: a display panel and a lens module. The display panel includes a plurality of display areas arranged in an array, each of the display areas includes at least one pixel unit; and the lens module includes a plurality of micro-lenses arranged in an array, which include a plurality of deflection micro-lenses, an end of the deflection micro-lenses close to a center of the lens module is closer to the display panel than an end of the deflection micro-lenses far away from the center of the lens module, each of the display areas corresponds to at least one of the micro-lenses, and an adjacent portion of two adjacent display areas of the display areas corresponds to two different micro-lenses of the micro-lenses and the two different micro-lenses include at least one of the deflection micro-lenses.
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13.发明申请公开(公告)号：US20180315948A1
公开(公告)日：2018-11-01
申请号：US15739941
申请日：2017-06-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can ZHANG
CPC classification number: H01L51/5212 , H01L27/3246 , H01L51/001 , H01L51/0021 , H01L51/0023 , H01L51/52 , H01L51/5221 , H01L51/56 , H01L2251/533
Abstract: Embodiments of the disclosure provide an organic light-emitting diode component and a manufacturing method, a display panel and a display device. The organic light-emitting diode component includes: a first electrode layer, a light-emitting layer and a second electrode layer in sequence. The organic light-emitting diode component further includes an insulation layer and an auxiliary electrode layer. The insulation layer is above the second electrode layer. The auxiliary electrode layer is above the insulation layer and electrically connected to the first electrode layer. According to embodiments of the disclosure, while improving a problem of uneven light emission, the auxiliary electrode layer is prevented from blocking the light emitted by the organic light-emitting diode component. Also, an etching process is not necessary for forming the auxiliary electrode layer.
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公开(公告)号：US20170069693A1
公开(公告)日：2017-03-09
申请号：US15146452
申请日：2016-05-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can ZHANG , Xiaodan JIN
Abstract: An OLED pixel structure is provided, it includes a plurality of pixel units arranged in a matrix form. Each pixel unit includes at least two subpixels arranged in an identical row and adjacent to each other, or at least two subpixels arranged in an identical column and adjacent to each other. Each subpixel includes a transparent region and a nontransparent region where a display element is arranged. In each pixel unit, the nontransparent regions of the at least two subpixels arranged in an identical row and adjacent to each other have their central lines in a row direction located on different straight lines parallel to each other, or the nontransparent regions of the at least two subpixels arranged in an identical column and adjacent to each other have their central lines in a column direction located on different straight lines parallel to each other.
Abstract translation: 提供OLED像素结构，其包括以矩阵形式布置的多个像素单元。 每个像素单元包括布置在相同行中并且彼此相邻的至少两个子像素，或者布置在相同列中并且彼此相邻的至少两个子像素。 每个子像素包括透明区域和布置显示元件的非透明区域。 在每个像素单元中，布置成相同行并且彼此相邻的至少两个子像素的非透明区域具有位于彼此平行的不同直线上的行方向上的中心线，或至少两个非透明区域 布置在同一列中并且彼此相邻的两个子像素具有位于彼此平行的不同直线上的列方向上的中心线。
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公开(公告)号：US20250078726A1
公开(公告)日：2025-03-06
申请号：US18022173
申请日：2022-06-17
Applicant: BOE Technology Group Co., Ltd.
Inventor： Can ZHANG , Ning CONG , Can WANG , Jinfei NIU , Jingjing ZHANG , Minghua XUAN , Xiaochuan CHEN
IPC: G09G3/32
Abstract: A pixel circuit, a driving method thereof, a display substrate and a display device are disclosed. The pixel circuit includes a driving circuit and a light-emitting element, the driving circuit is configured to provide a driving current and control a conducting duration of a current pathway between the first power supply terminal and the second power supply terminal; the light-emitting element is configured to receive the driving current in the current pathway and emit light; the driving circuit includes a current control sub-circuit and a duration control sub-circuit; the current control sub-circuit is configured to provide a driving current to the first node under the control of the first scanning signal terminal, the first data signal terminal and the first power supply terminal in a display stage and a non-display stage.
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Patent Agency Ranking
公开(公告)号：US20240363798A1
公开(公告)日：2024-10-31
申请号：US18028791
申请日：2022-04-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jingjing ZHANG , Can ZHANG , Can WANG , Wei LI , Jinfei NIU , Ning CONG
CPC classification number: H01L33/20 , H01L33/382 , H01L33/505 , H01L33/62 , H01L2933/0016 , H01L2933/0041
Abstract: A light-emitting diode chip includes: epitaxial structures on one side of substrate, a gap existing between any two adjacent epitaxial structures, first semiconductor patterns of epitaxial structures coupled to form first semiconductor layer; first light-blocking layer on a side of the first semiconductor layer away from substrate, first light-blocking layer having accommodating holes in one-to-one correspondence with epitaxial structures, the light-emitting patterns and the second semiconductor patterns of epitaxial structures being in accommodating holes; second light-blocking layer on a side of first light-blocking layer away from substrate, second light-blocking layer having pixel openings in one-to-one correspondence with accommodating holes; orthographic projections of pixel opening and corresponding accommodating hole on substrate overlap with each other; light processing pattern is in at least one pixel opening; light processing pattern includes color conversion pattern configured to convert light of preset color emitted by light-emitting pattern into light of other color.
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公开(公告)号：US20240296782A1
公开(公告)日：2024-09-05
申请号：US18027494
申请日：2022-06-22
Inventor： Ning CONG , Minghua XUAN , Can ZHANG , Can WANG , Jinfei NIU , Jingjing ZHANG , SeungWoo HAN
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0842 , G09G2300/0861 , G09G2310/08
Abstract: Embodiments of the present disclosure provide a pixel circuit, a driving method therefor and a display apparatus. The pixel circuit includes: an input circuit, configured to input data signals loaded to a first data signal terminal into corresponding input nodes in response to signals loaded to 2N−1 first scanning signal terminals; a control circuit, configured to control signals of 2N control nodes respectively in response to signals of at least two input nodes in the 2N−1 input nodes; an output circuit, configured to provide a signal of an men selection control signal terminal in 2N selection control signal terminals to an output node in response to a signal of an mth control node in the 2N control nodes; and a light-emitting drive circuit, configured to drive a to-be-driven device to work in response to a signal of the output node.
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公开(公告)号：US20230141443A1
公开(公告)日：2023-05-11
申请号：US17772595
申请日：2021-05-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Wei Li , Yichi ZHANG , Can ZHANG , Can WANG , Lijun YUAN , Ning CONG , Jinfei NIU , Jingjing ZHANG , Minghua XUAN
IPC: H10K59/38 , H10K59/122 , H10K59/12
CPC classification number: H10K59/38 , H10K59/122 , H10K59/1201
Abstract: The present disclosure provides a display panel, having a light emitting layer, a transparent spacing layer on the light emitting layer, and a wavelength converting layer on the transparent spacing layer, wherein according to the luminance change ratios of the wavelength converting units of adjacent pixels and the light path property of the transparent spacing layer, the cross color issue in wavelength-conversion type display panels is at least partially solved by controlling the intensity proportions of the light arriving at the wavelength converting units of adjacent sub-pixels within a certain range.
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公开(公告)号：US20230010646A1
公开(公告)日：2023-01-12
申请号：US17787681
申请日：2021-09-01
Applicant: BOE Technology Group Co., Ltd.
Inventor： Can ZHANG , Ning CONG , Minghua XUAN , Xiaochuan CHEN
IPC: G09G3/3233 , G09G3/20
Abstract: A display substrate, a driving method therefor, and a display device are provided. The display substrate includes: a base substrate, provided with multiple pixel islands discretely provided, the pixel islands including multiple subpixels distributed in an array; a plurality of pixel circuits, arranged in the subpixels respectively, each of the pixel circuits including a driving transistor and a light-emitting component, a first electrode of the driving transistor being electrically connected to a first power supply end, a second electrode of the driving transistor being electrically connected to an anode of the light-emitting component, and a cathode of the light-emitting component being electrically connected to a second power supply end; and multiple light emission control circuits, each arranged at a gap between adjacent pixel islands, the light emission control circuit being electrically connected between the first power supply end and the first electrode of the driving transistor.
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公开(公告)号：US20220398965A1
公开(公告)日：2022-12-15
申请号：US17613985
申请日：2020-12-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Lijun Yuan , Can ZHANG , Ning CONG , Can WANG , Jinfei NIU , Minghua XUAN
IPC: G09G3/20 , G09G3/3233
Abstract: A display panel includes: a plurality of light emitting signal lines. Under a control of switching signals provided from a plurality of switching signal lines and control signals provided from a plurality of control signal lines, working gray scale level signals corresponding to respective display gray scales are written to corresponding sub-pixels in an order from small to large in working gray scale sequentially by a plurality of times in one frame display time through the plurality of light emitting signal lines. Different working gray scale level signals indicate have different durations, and each of the working gray scale level signals is provided to the organic light emitting diode via the second transistor through a light emitting signal line, and a final display gray scale is a gray scale caused by superimposing different working gray scale level signals.
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