公开(公告)号：US20240264344A1

公开(公告)日：2024-08-08

申请号：US18021688

申请日：2022-03-01

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiang Li ,  Shi Shu ,  Yong Yu ,  Chuanxiang Xu ,  Yang Yue ,  Xiao Zhang ,  Mingxing Wang ,  Wei Li ,  Wei He ,  Haowei Zou ,  Qi Yao

IPC: G02B5/20

CPC classification number: G02B5/201

Abstract: A color film substrate and a method of manufacturing the same, a display substrate and a method of manufacturing the same and a display device are provided. The color film substrate includes: a base substrate; a plurality of pixel units arranged on the base substrate, each unit includes a plurality of sub-pixels; the pixel unit includes: a barrier including a first barrier arranged around a peripheral side of the pixel unit and a second barrier arranged between adjacent sub-pixels, and the plurality of sub-pixels include a first sub-pixel for color conversion and a second sub-pixel for scattering; a color conversion material layer arranged in the first sub-pixel; a scattering material layer arranged in the second sub-pixel; at least one of the first barrier and the second barrier is in a same layer as the scattering material layer (50), and has the same material as that of the scattering material layer.

公开(公告)号：US11895867B2

公开(公告)日：2024-02-06

申请号：US17047925

申请日：2019-12-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Kai Sui ,  Zhongyuan Sun ,  Yupeng Gao ,  Chao Dong ,  Chuanxiang Xu

IPC: H10K50/858 ,  H10K59/40 ,  H10K71/60 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38 ,  H10K50/86 ,  H10K50/856

CPC classification number: H10K50/858 ,  H10K50/856 ,  H10K50/865 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38 ,  H10K59/40 ,  H10K71/60

Abstract: A method of reducing color breakup of reflection of ambient light in a display panel having a color breakup-prevention structure is provided. The color breakup-prevention structure includes a high refractive index lens layer on a side of a plurality of light emitting elements away from a base substrate; a low refractive index modulation layer on a side of the high refractive index lens layer away from the base substrate; a first color filter layer in a plurality of subpixel regions, and spaced apart from the high refractive index lens layer by the low refractive index modulation layer; and a first black matrix layer in an inter-subpixel region, and spaced apart from the high refractive index lens layer by the low refractive index modulation layer. The high refractive index lens layer includes a plurality of lens portions spaced apart from each other and respectively in the plurality of subpixels.

公开(公告)号：US20240036386A1

公开(公告)日：2024-02-01

申请号：US18461652

申请日：2023-09-06

Applicant: BOE Technology Group Co., Ltd.

Inventor： Haitao Huang ,  Shi Shu ,  Chuanxiang Xu ,  Liuqing Li ,  Zhao Cui ,  Renquan Gu

IPC: G02F1/1335 ,  G02F1/1343 ,  C23C16/26 ,  C23C16/50 ,  G02F1/1368 ,  G03F7/00 ,  H10K59/122 ,  H10K71/00

CPC classification number: G02F1/133519 ,  G02F1/133548 ,  G02F1/134345 ,  C23C16/26 ,  C23C16/50 ,  G02F1/133514 ,  G02F1/1368 ,  G03F7/0007 ,  H10K59/122 ,  H10K71/00 ,  G02F1/133357

Abstract: A display panel is provided. The display panel includes a base substrate; a bank layer on the base substrate, the bank layer defining a plurality of bank apertures; a quantum dots material layer on the base substrate, the quantum dots material layer comprising a plurality of quantum dots blocks respectively in at least some of the plurality of bank apertures; a barrier coating layer in a respective one of the plurality of bank apertures; and an encapsulating layer on a side of the barrier coating layer closer to the base substrate. At least a portion of the barrier coating layer is in direct contact with a portion of the encapsulating layer.

公开(公告)号：US11864415B2

公开(公告)日：2024-01-02

申请号：US17358016

申请日：2021-06-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Wenqu Liu ,  Feng Zhang ,  Qi Yao ,  Zhao Cui ,  Xiaoxin Song ,  Zhijun Lv ,  Dongfei Hou ,  Detian Meng ,  Liwen Dong ,  Libo Wang ,  Yang Yue ,  Haitao Huang ,  Chuanxiang Xu

IPC: H10K50/858 ,  H10K59/38 ,  H10K59/124 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K50/858 ,  H10K59/124 ,  H10K59/38 ,  H10K71/00 ,  H10K59/1201

Abstract: Provided are a display panel and a preparation method thereof, and a display apparatus. The display panel includes a first display region, and the first display region includes multiple sub-display regions and a first light transmittance region located between adjacent sub-display regions. Each first sub-display region of the multiple sub-display regions includes a first light-emitting element and a first filter unit disposed in a first light-emergence direction of the first light-emitting element. Each second sub-display region in the multiple sub-display regions includes a first collimating light extraction element disposed in a second light-emergence direction of the first light-emitting element and a second filter unit disposed in a light-emergence direction of the first collimating light extraction element.

公开(公告)号：US11832498B2

公开(公告)日：2023-11-28

申请号：US17043358

申请日：2020-03-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Haitao Huang ,  Shi Shu ,  Yang Yue ,  Xiang Li ,  Yong Yu ,  Chuanxiang Xu

IPC: H10K59/60 ,  H10K59/38 ,  H10K71/00

CPC classification number: H10K59/60 ,  H10K59/38 ,  H10K71/00

Abstract: The present disclosure relates to an organic light-emitting display substrate, manufacturing method thereof, and organic light-emitting display device. The organic light-emitting display substrate includes a base and a plurality of sub-pixel structures on the base, the sub-pixel structure includes: a first protrusion including a photoelectric sensing device and a second protrusion including a color filter layer, a protrusion height of the first protrusion relative to the base being smaller than that of the second protrusion relative to the base; a planarization layer on the first and second protrusions, and in contact with the first and second protrusions, a material wettability of the planarization layer with respect to the surface of the first protrusion being greater than that with respect to the surface of the second protrusion; and a white organic light-emitting diode on the planarization layer, and emitting light towards the first and second protrusions.

公开(公告)号：US11782304B2

公开(公告)日：2023-10-10

申请号：US17419685

申请日：2020-09-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Haitao Huang ,  Shi Shu ,  Chuanxiang Xu ,  Liuqing Li ,  Zhao Cui ,  Renquan Gu

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1368 ,  G03F7/00 ,  H10K59/122 ,  G02F1/1333 ,  H10K59/12 ,  C23C16/26 ,  C23C16/50 ,  H10K71/00 ,  H10K102/00

CPC classification number: G02F1/133519 ,  C23C16/26 ,  C23C16/50 ,  G02F1/1368 ,  G02F1/133514 ,  G02F1/133548 ,  G02F1/134345 ,  G03F7/0007 ,  H10K59/122 ,  H10K71/00 ,  G02F1/133357 ,  G02F2202/36 ,  H10K59/1201 ,  H10K2102/331

Abstract: A display panel is provided. The display panel includes a bank layer and a quantum dots material layer on a base substrate. The bank layer defines a plurality of bank apertures. The quantum dots material layer includes a plurality of quantum dots blocks respectively in at least some of the plurality of bank apertures. At least a portion of the bank layer between two adjacent bank apertures includes a first surface, a second surface opposite to the first surface, a third surface connecting the first surface and the second surface closer to a first bank aperture, and a fourth surface connecting the first surface and the second surface closer to a second bank aperture. At least a portion of a third surface or a fourth surface of a portion of the bank layer between two adjacent bank apertures is a wavy surface including alternating convex and concave portions.

公开(公告)号：US11721122B2

公开(公告)日：2023-08-08

申请号：US17232167

申请日：2021-04-16

Applicant: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. ,  BOE Technology Group Co., Ltd.

Inventor： Chuanxiang Xu ,  Shi Shu ,  Haitao Huang ,  Yang Yue ,  Yong Yu ,  Xiang Li ,  Qi Yao

IPC: H10K59/38 ,  H10K59/65 ,  G06V40/13 ,  H10K50/86 ,  H10K50/80 ,  H10K59/122 ,  G06F3/041 ,  H10K50/30 ,  H10K50/84 ,  H10K59/121

CPC classification number: G06V40/1318 ,  H10K50/865 ,  H10K50/868 ,  H10K59/122 ,  H10K59/38 ,  H10K59/65 ,  G06F3/0412 ,  H10K50/30 ,  H10K50/84 ,  H10K59/1213

Abstract: Provided are a display panel, a manufacturing method thereof and a display apparatus. The display panel includes a fingerprint identification sensor, a first light shield layer disposed on the fingerprint identification sensor and a color film layer disposed on the first light shield layer, wherein the color film layer includes color filters with different colors and light transmission parts disposed between the color filters with different colors; the first light shield layer includes first openings and light shield parts, the light transmission parts and the first openings are used for allowing fingerprint reflected light to transmit and reach the fingerprint identification sensor, and the light shield parts are used for blocking out stray light.

公开(公告)号：US20230116030A1

公开(公告)日：2023-04-13

申请号：US17047925

申请日：2019-12-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Kai Sui ,  Zhongyuan Sun ,  Yupeng Gao ,  Chao Dong ,  Chuanxiang Xu

IPC: H10K50/858 ,  H10K50/856 ,  H10K50/86 ,  H10K71/60 ,  H10K59/38 ,  H10K59/122 ,  H10K59/40 ,  H10K59/35

Abstract: A method of reducing color breakup of reflection of ambient light in a display panel having a color breakup-prevention structure is provided. The color breakup-prevention structure includes a high refractive index lens layer on a side of a plurality of light emitting elements away from a base substrate; a low refractive index modulation layer on a side of the high refractive index lens layer away from the base substrate; a first color filter layer in a plurality of subpixel regions, and spaced apart from the high refractive index lens layer by the low refractive index modulation layer; and a first black matrix layer in an inter-subpixel region, and spaced apart from the high refractive index lens layer by the low refractive index modulation layer. The high refractive index lens layer includes a plurality of lens portions spaced apart from each other and respectively in the plurality of subpixels.

公开(公告)号：US20230060696A1

公开(公告)日：2023-03-02

申请号：US17788849

申请日：2021-08-04

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiang Li ,  Shi Shu ,  Chuanxiang Xu ,  Yong Yu ,  Yang Yue ,  Haitao Huang ,  Wei Huang ,  Yujie Liu ,  Wei He ,  Qi Yao

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

Abstract: The embodiments of the present disclosure provide a display panel, including: a base substrate, a first electrode layer, a luminescent material layer, a second electrode layer, an elastic lens layer and at least one light wavelength conversion layer arranged in sequence. The luminescent material layer is configured to emit an excitation light, the at least one light wavelength conversion layer is configured to convert the excitation light emitted from the luminescent material layer into light of a predetermined color, and the elastic lens layer is configured to converge the excitation light emitted from the luminescent material layer. The embodiments of the present disclosure further provide an electronic device and a method of manufacturing a display panel.

公开(公告)号：US11444133B2

公开(公告)日：2022-09-13

申请号：US16624046

申请日：2019-05-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chuanxiang Xu ,  Guangcai Yuan ,  Shi Shu ,  Qi Yao

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

Abstract: Disclosed is a display apparatus, the display apparatus includes: a base, a display layer disposed on a side of the base, and a color filter layer disposed on a display side of the display layer. The display layer includes a plurality of sub-pixels. The color filter layer includes a plurality of color resistance portions in one-to-one correspondence with the plurality of sub-pixels. A thickness of any color resistance portion of the plurality of color resistance portions is decreased in a direction away from a reference line of the color resistance portion, and the reference line is a straight line passing through a geometric center of the color resistance portion and perpendicular to the base.