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21. 发明申请

US20180226602A1 ORGANIC LIGHT EMITTING DIODE AND MANUFACTURING METHOD OF THE SAME, AND DISPLAY DEVICE 审中-公开
公开(公告)号：US20180226602A1
公开(公告)日：2018-08-09
申请号：US15569100
申请日：2017-05-12
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Changyen WU , Juanjuan YOU , Yingying SONG , Guang YAN
IPC分类号： H01L51/50 , H01L51/52 , H01L51/56 , H01L27/32
摘要： The present disclosure provides an organic light emitting diode (OLED) and a manufacturing method of the same, and a display device. The OLED comprises a first portion and a second portion which are manufactured by different processes and sequentially stacked, wherein the first portion comprises a first carrier transport layer, a first light emitting layer, and a connecting layer between the first light emitting layer and the second portion, which are sequentially stacked, the second portion comprises a second carrier transport layer, the first light emitting layer comprises an N-type base material and a P-type base material, and the connecting layer comprises a material corresponding to carriers in the first carrier transport layer. The OLED provided by the present disclosure can not only make light emission stable, maintain a good efficiency of light emission, but obtain light with an ideal color and prevent a phenomenon of “unexpected emission of light”.

22. 发明申请

US20220123083A1 DISPLAY SUBSTRATE, DISPLAY PANEL AND DISPLAY DEVICE 有权
公开(公告)号：US20220123083A1
公开(公告)日：2022-04-21
申请号：US17418814
申请日：2020-11-13
申请人： BOE Technology Group Co., Ltd.
发明人： Ying HAN , Yicheng LIN , Pan XU , Xing ZHANG , Zhan GAO , Guang YAN
IPC分类号： H01L27/32 , H01L51/56
摘要： A display substrate (100), a display panel and a display apparatus. The display substrate (100) comprises a base (10), and a light-emitting device (21) and an optical compensation structure (30), which are located on the base (10), wherein the optical compensation structure (30) comprises a photoelectric sensor (31), a transistor (32) and a capacitor (33); the photoelectric sensor (31) is respectively electrically connected to the transistor (32) and the capacitor (33); the photoelectric sensor (31) comprises a first electrode (311), a photosensitive layer (312) located on a side of the first electrode (311) that is away from the base (10), and a second electrode (313) located on a side of the photosensitive layer (312) that is away from the base (10); the transistor (32) comprises a source electrode (324), a drain electrode (323), a gate electrode (322) and an active layer (321); the capacitor (33) comprises a first electrode plate (331) and a second electrode plate (332) located on a side of the first electrode plate (331) that is away from the base (10); neither of the orthographic projection of the source electrode (324) on the base (10) and the orthographic projection of the drain electrode (323) on the base (10) overlaps with the orthographic projection of the first electrode plate (331) on the base (10); and both the orthographic projection of the source electrode (324) on the base (10) and the orthographic projection of the drain electrode (323) on the base (10) overlap with the orthographic projection of the first electrode (311) on the base (10).

23. 发明申请

US20210384275A1 DISPLAY PANEL AND DISPLAY DEVICE 有权
公开(公告)号：US20210384275A1
公开(公告)日：2021-12-09
申请号：US16962679
申请日：2020-02-25
申请人： BOE Technology Group Co., Ltd.
发明人： Ling WANG , Yicheng LIN , Pan XU , Guoying WANG , Guang YAN
IPC分类号： H01L27/32
摘要： Disclosed are a display panel and a display device. The display panel includes a base substrate; a plurality of data signal lines on the base substrate, and a plurality of pixel units; and each pixel unit has a transparent area and a non-transparent area; the pixel unit includes a plurality of sub-pixels in the non-transparent area. All sub-pixels in the display panel are arranged in an array, each column of sub-pixels corresponds to a respective one of the data signal lines, and at least part of the data signal lines are arranged around the transparent areas

24. 发明申请

US20210233984A1 ARRAY SUBSTRATE AND FABRICATION METHOD THEREOF, AND DISPLAY DEVICE 有权
公开(公告)号：US20210233984A1
公开(公告)日：2021-07-29
申请号：US16652595
申请日：2019-04-19
申请人： BOE Technology Group Co., Ltd
发明人： Ling WANG , Yi-Cheng LIN , Guang YAN
IPC分类号： H01L27/32
摘要： The embodiment of the present disclosure discloses an array substrate, a fabrication method thereof, and a display device. The array substrate includes: a base substrate and a plurality of pixel units on the base substrate, wherein the pixel unit includes a plurality of sub-pixels; and the sub-pixel includes an electroluminescent component, a pixel circuit and a photo detection circuit; the pixel circuit includes a drive transistor for driving the electroluminescent component to emit light, and the drive transistor is a low temperature poly-si thin film transistor; and the photo detection circuit includes a detection switch transistor and a PIN-type photodiode, and the detection switch transistor is a metal oxide transistor.

25. 发明申请

US20210233964A1 DISPLAY SUBSTRATE, MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE 有权
公开(公告)号：US20210233964A1
公开(公告)日：2021-07-29
申请号：US15734826
申请日：2020-04-09
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Guang YAN , Changyen WU , Linlin WANG , Yongqi SHEN , Juanjuan YOU , Li SUN
IPC分类号： H01L27/32 , H01L51/56 , H01L51/52
摘要： A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate and a white OLED display unit on the base substrate, and further includes: an optical adjustment structure on a light emitting side of the white OLED display unit, where the optical adjustment structure is in a peripheral region of each pixel region. The optical adjustment structure is configured to absorb light in a first wavelength range or convert light in a first wavelength range into light in a second wavelength range.

26. 发明申请

US20210167310A1 QUANTUM DOT FILM, COLOR FILTER LAYER AND DISPLAY DEVICE 有权
公开(公告)号：US20210167310A1
公开(公告)日：2021-06-03
申请号：US16887531
申请日：2020-05-29
申请人： BOE Technology Group Co., Ltd.
发明人： Juanjuan YOU , Li SUN , Guang YAN
IPC分类号： H01L51/50 , H01L27/32 , H01L51/52 , G02F1/017 , G02F1/1335
摘要： The present disclosure provides a quantum dot film including a plurality of quantum dot material layers arranged in stack, the plurality of quantum dot material layers having refractive indices gradually ascending along a thickness direction of the quantum dot film. The present disclosure further provides a color filter layer and a display device.

27. 发明申请

US20200227490A1 PIXEL UNIT, DISPLAY PANEL, DISPLAY DEVICE AND METHOD OF MANUFACTURING PIXEL UNIT 审中-公开
公开(公告)号：US20200227490A1
公开(公告)日：2020-07-16
申请号：US16613133
申请日：2019-04-08
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Guang YAN , Wenjun HOU , Juanjuan YOU , Donghui YU , Chunjing HU , Yongqi SHEN , Dongfang YANG
IPC分类号： H01L27/32 , H01L33/24 , H01L33/06 , H01L51/56
摘要： A pixel unit, a display panel, a display device and a method of manufacturing a pixel unit. The pixel unit includes a first sub-pixel unit and a second sub-pixel unit, each sub-pixel unit includes a first electrode, an emission layer, and a second electrode stacked on a substrate. An emission lifespan of the emission layer of the first sub-pixel unit is smaller than that of the emission layer of the second sub-pixel unit. An area of an orthographic projection of the emission layer of the first sub-pixel unit on the substrate is equal to that of the emission layer of the second sub-pixel unit on the substrate. An area of an orthographic projection of the first electrode of the first sub-pixel unit on the substrate is greater than an area of an orthographic projection of the first electrode of the second sub-pixel unit on the substrate.

28. 发明申请

US20200058253A1 PIXEL CIRCUIT, DISPLAY PANEL, DISPLAY DEVICE, AND METHOD OF DRIVING PIXEL CIRCUIT 审中-公开
公开(公告)号：US20200058253A1
公开(公告)日：2020-02-20
申请号：US16413645
申请日：2019-05-16
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Yicheng LIN , Pan XU , Guang YAN , Dongfang YANG
IPC分类号： G09G3/3258 , H01L27/32 , H05B33/08
摘要： A pixel circuit comprising an organic light emitting diode; a driving transistor including a gate, a source connected to a first node, a drain connected to a second power supply terminal; and a photosensitive circuit connected between a second node and a third node, the second node configured to receive a reference voltage. The driving transistor is configured to, responsive to a gate voltage and a source voltage, control a magnitude of a driving current flowing through the organic light emitting diode. The photosensitive circuit is configured to sense an intensity of light emission of the organic light emitting diode and to set a potential at the third node according to the reference voltage and the intensity that was sensed, the potential that was set being detectable by an external circuit via a sense line.

29. 发明申请

US20160372525A1 DISPLAY SUBSTRATE, FABRICATING METHOD THEREOF AND DISPLAY APPARATUS 有权
标题翻译：显示基板，其制造方法和显示装置
公开(公告)号：US20160372525A1
公开(公告)日：2016-12-22
申请号：US14907235
申请日：2015-07-20
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Guang YAN , Changyen WU , Li SUN
IPC分类号： H01L27/32 , H01L51/00 , H01L51/56 , H01L51/52 , H01L51/50
CPC分类号： H01L27/3213 , H01L27/3211 , H01L51/001 , H01L51/5008 , H01L51/5012 , H01L51/504 , H01L51/5056 , H01L51/5072 , H01L51/5096 , H01L51/5206 , H01L51/5221 , H01L51/5265 , H01L51/56 , H01L2251/558
摘要： The present invention provide a display substrate, a fabricating method thereof, and a display apparatus, and belongs to the filed of display technology. The display substrate comprises a plurality of pixels, each of the pixels is divided into a plurality of light emitting units, each of the light emitting units comprises an anode, a cathode, a carrier transport layer, and a light emitting layer, wherein at least one of the plurality of light emitting units comprises a light emitting layer and at least one process auxiliary layer; the process auxiliary layer and the light emitting layer in other light emitting units are formed into an integral portion from a same material in a film forming process. Display resolution can be improved in the present invention.
摘要翻译：本发明提供一种显示基板，其制造方法和显示装置，属于显示技术领域。显示基板包括多个像素，每个像素被分成多个发光单元，每个发光单元包括阳极，阴极，载流子传输层和发光层，其中至少多个发光单元中的一个包括发光层和至少一个工艺辅助层; 其他发光单元中的工艺辅助层和发光层在成膜工艺中由相同的材料形成为整体部分。在本发明中可以改善显示分辨率。

30. 发明公开

US20240188350A1 LIGHT-EMITTING SUBSTRATE AND DISPLAY APPARATUS 审中-公开
公开(公告)号：US20240188350A1
公开(公告)日：2024-06-06
申请号：US17790193
申请日：2021-05-31
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Ying HAN , Yicheng LIN , Guang YAN , Pan XU , Mingi CHU , Dongfang YANG
IPC分类号： H10K59/13 , H10K59/131 , H10K59/80
CPC分类号： H10K59/13 , H10K59/131 , H10K59/80516
摘要： A light-emitting substrate includes a base substrate, an auxiliary electrode line, at least one light-emitting device, and at least one light-detecting device(s). The auxiliary electrode line is disposed on the base substrate. The at least one light-emitting device is disposed above the base substrate, and a light-emitting device includes a first electrode, a light-emitting functional layer and a second electrode that are sequentially stacked in a direction moving away from the base substrate. The at least one light-detecting device is disposed above the base substrate, and a light-detecting device includes a third electrode and a fourth electrode. The auxiliary electrode line is coupled to the fourth electrode and the second electrode.

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