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公开(公告)号：US20240407201A1
公开(公告)日：2024-12-05
申请号：US18801873
申请日：2024-08-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN , Yongfa DONG , Xiong YUAN , Hui TONG , Yu WANG
IPC: H10K59/122 , H10K59/12 , H10K59/35 , H10K71/00 , H10K102/00
Abstract: A display substrate, comprising: a first electrode layer, which is located on one side of a drive backplane and which comprises a plurality of first electrodes that are distributed in an array; a leakage cutoff layer, which is located on the side of the first electrode layer facing away from the drive backplane and is located between two adjacent first electrodes, the surface of the leakage cutoff layer on the side facing away from the drive backplane having a cutoff recess and cutoff protrusions located on both sides of the cutoff recess; a light-emitting functional layer, which is located on the side of the leakage cutoff layer and the first electrode layer facing away from the drive backplane; and a second electrode layer, which is located on the side of the light-emitting functional layer facing away from the drive backplane.
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公开(公告)号：US20230172003A1
公开(公告)日：2023-06-01
申请号：US17922088
申请日：2021-09-01
Applicant: BOE Technology Group Co., Ltd.
Inventor： Hongtao YU , Qing WANG , Kuanta HUANG , Hui WANG
IPC: H10K59/122 , H10K59/38 , H10K59/80
CPC classification number: H10K59/122 , H10K59/38 , H10K59/8792 , H10K59/873
Abstract: Provided are a display module and a display device having the same. The display module includes: a drive substrate, a pixel definition layer, an OLED device layer, a color filter layer including sub-filter regions arranged in one-to-one correspondence to sub-pixel regions, and at least one blocking layer disposed on a side of the OLED device layer away from the drive substrate. Each blocking layer includes opening regions disposed to face the sub-pixel regions along a thickness direction of the drive substrate, and light shielding regions disposed to face portions of two adjacent sub-filter regions at which the two sub-filter regions are connected, along the thickness direction of the drive substrate. A length of a connecting line between two ends of each light shielding region is less than an actual length of the light shielding region on a cross section perpendicular to the drive substrate.
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公开(公告)号：US20220384551A1
公开(公告)日：2022-12-01
申请号：US16970190
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dongsheng LI , Kuanta HUANG , Shengji YANG , Pengcheng LU , Yunlong LI , Qing WANG , Yongfa DONG , Xiaobin SHEN , Hui TONG , Xiong YUAN , Yu WANG , Xiaochuan CHEN
Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.
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公开(公告)号：US20220140287A1
公开(公告)日：2022-05-05
申请号：US17257860
申请日：2020-03-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yongfa DONG , Kuanta HUANG , Shipeng LI , Qing WANG , Xiong YUAN , Xiaobin SHEN , Hui TONG , Yu WANG
Abstract: Provided are a display substrate and a manufacturing method thereof, and a display apparatus. The display substrate includes: a display area and a peripheral area surrounding the display area. The display substrate includes: a base substrate, and a light emitting structure layer, a color filter layer, a first flat layer and an optical layer disposed on the base substrate; the color filter layer is located on one side of the light emitting structure layer away from the base substrate, the first flat layer is located on one side of the color filter layer away from the base substrate, and the optical layer is located on one side of the first flat layer away from the base substrate and is configured to collect light emitted from the color filter layer.
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公开(公告)号：US20210399056A1
公开(公告)日：2021-12-23
申请号：US16959298
申请日：2019-08-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN
Abstract: A display device, an electronic equipment, and a manufacture method for manufacturing the display device are provided. The display device includes: a substrate, a plurality of light-emitting elements arranged in an array, the plurality of light-emitting elements including a first light-emitting element and a second light-emitting element; and a color filter layer. In a second direction perpendicular to the surface of the substrate, a distance between the plurality of light-emitting elements and the color filter layer is a first distance; the display device has a color deviation prevention viewing angle on a reference plane determined by the first direction and the second direction perpendicular to the surface of the substrate; the color deviation prevention viewing angle is, an angle between a connection line and the second direction; and the first distance is configured to enable the color deviation prevention viewing angle to be greater than a preset angle.
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Patent Agency Ranking
公开(公告)号：US20220367581A1
公开(公告)日：2022-11-17
申请号：US17765451
申请日：2021-05-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN , Yongfa DONG , Xiong YUAN , Hui TONG , Yu WANG
Abstract: A display substrate, comprising: a first electrode layer, which is located on one side of a drive backplane and which comprises a plurality of first electrodes that are distributed in an array; a leakage cutoff layer, which is located on the side of the first electrode layer facing away from the drive backplane and is located between two adjacent first electrodes, the surface of the leakage cutoff layer on the side facing away from the drive backplane having a cutoff recess and cutoff protrusions located on both sides of the cutoff recess; a light-emitting functional layer, which is located on the side of the leakage cutoff layer and the first electrode layer facing away from the drive backplane; and a second electrode layer, which is located on the side of the light-emitting functional layer facing away from the drive backplane.
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公开(公告)号：US20220344419A1
公开(公告)日：2022-10-27
申请号：US17432416
申请日：2021-02-02
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yu WANG , Kuanta HUANG , Qing WANG , Yongfa DONG , Chao YANG , Shipeng LI , Hui TONG , Shangquan SHI , Xiong YUAN , Dongsheng LI , Xiaobin SHEN
Abstract: A display panel includes a drive backplane, a first electrode layer, a light-emitting function layer, and a second electrode. The first electrode layer is provided on a surface of the drive backplane and includes a plurality of first electrodes. The first electrode includes a flat middle part and an edge part surrounding the middle part. The edge part includes a horizontal part surrounding the middle part and a climbing part connecting the middle part and the horizontal part. The light-emitting function layer covers the middle part. The second electrode covers the light-emitting function layer and includes a separating part and a plurality of flat parts separated by the separating part. Orthographic projections are located within the first electrodes. The separating part includes a protruding area and first recessed areas connecting the protruding area and the flat parts. Orthographic projections of the first recessed areas are outside the middle parts.
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公开(公告)号：US20220140282A1
公开(公告)日：2022-05-05
申请号：US17258433
申请日：2020-03-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN , Dacheng ZHANG
Abstract: Provided are a display substrate and a preparation method thereof, and a display device. The display substrate includes a base substrate, a light-emitting element disposed on the base substrate, and an encapsulation layer disposed on the light-emitting element, the display substrate further comprises a driving circuit connected with the light-emitting element and configured to drive the light-emitting element, the driving circuit comprises a driving transistor which comprises an active layer located inside the base substrate; the encapsulation layer comprises a first gradient layer and a second gradient layer stacked along a direction away from the base substrate, a content of oxygen element in the first gradient layer gradually decreases, and a content of carbon element in the second gradient layer gradually increases along the direction away from the base substrate.
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公开(公告)号：US20220131109A1
公开(公告)日：2022-04-28
申请号：US16772937
申请日：2019-08-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hui TONG , Yongfa DONG , Qing WANG , Kuanta HUANG
Abstract: Disclosed are a display panel, a manufacturing method thereof, and a display device. The display panel includes a base substrate and sub-pixels thereon. At least one sub-pixel includes: a light emitting element including a first electrode, a luminous functional layer and a second electrode sequentially stacked, the first electrode being closer to the base substrate than the second electrode; a metal reflective layer, between the base substrate and the first electrode; a silicon nitride layer, between the first electrode and the metal reflective layer, and including a first via hole through which the first electrode is connected with the metal reflective layer; a driving circuit including a driving transistor and a storage capacitor between the base substrate and the metal reflective layer, the driving transistor including a gate electrode connected with the storage capacitor, and source and drain electrodes, one of which is connected with the metal reflective layer.
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公开(公告)号：US20200035755A1
公开(公告)日：2020-01-30
申请号：US16457876
申请日：2019-06-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qingchao ZHOU , Qing WANG , Shengji YANG , Xiaochuan CHEN
Abstract: A display substrate includes a base substrate and a filter conversion layer disposed on the base substrate. The filter conversion layer includes a light conversion material capable of absorbing light with a wavelength less than a preset wavelength range, and converting the absorbed light into light with a wavelength in the preset wavelength range. The filter conversion layer is configured to allow the light with the wavelength in the preset wavelength range to pass through.
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