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公开(公告)号：US11327207B2
公开(公告)日：2022-05-10
申请号：US17161029
申请日：2021-01-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Liangliang Jin , Zezhou Yang , Ruoyu Ma , Qing Liu
IPC: G02F1/13357 , G02B5/04 , F21V8/00 , G02B26/08 , G02F1/1335
Abstract: Embodiments of the present disclosure relate to a prism film, a backlight module, and a display device. The prism film includes a substrate and a plurality of prisms on a surface of the substrate, each of the plurality of prisms having a triangular cross section, and having a first optical surface, a second optical surface, and a third optical surface that are perpendicular to the triangular cross section, wherein the first optical surface is parallel to the surface of the substrate, the first optical surface and the second optical surface form a first bottom angle, the first optical surface and the third optical surface form a second bottom angle, and at least one of the first bottom angle and the second bottom angle of the plurality of prisms gradually changes.
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公开(公告)号：US20170017029A1
公开(公告)日：2017-01-19
申请号：US15124094
申请日：2015-05-07
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zezhou Yang , Qing Liu
IPC: F21V8/00
CPC classification number: G02B6/0026 , G02B6/0021 , G02B6/0023 , G02F1/1335
Abstract: The present disclosure provides a light source, a backlight module and a display apparatus. The light source includes: a light emitting diode chip; and a fluorescent powder layer arranged to face towards the light emitting diode chip and configured to receive a first light emitted from the light emitting diode chip and to emit a second light with a wavelength different from that of the first light, wherein the light emitting diode chip and the fluorescent powder layer are moveable with respect to each other such that quantity of fluorescent powder in the fluorescent powder layer excited by the light emitted from the light emitting diode chip increases or decreases. In the above solution, the light emitting diode chip and the fluorescent power layer are movable with respect to each other, so as to adjust color temperature of backlight conveniently.
Abstract translation: 本公开提供一种光源，背光模块和显示装置。 光源包括：发光二极管芯片; 以及荧光粉层，其布置成朝向所述发光二极管芯片并且被配置为接收从所述发光二极管芯片发射的第一光并发射具有与所述第一光不同的波长的第二光，其中所述发光二极管 芯片和荧光粉层相对于彼此可移动，使得由从发光二极管芯片发出的光激发的荧光粉末层中的荧光粉末的量增加或减少。 在上述解决方案中，发光二极管芯片和荧光功率层可以相对于彼此移动，以便方便地调节背光的色温。
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公开(公告)号：US10197834B2
公开(公告)日：2019-02-05
申请号：US15539208
申请日：2016-05-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qing Liu , Zhongbao Wu , Zezhou Yang
IPC: G02F1/1333 , G02B6/00 , G02F1/1335
Abstract: The present disclosure provides a curved-surface backlight source and a display device comprising the curved-surface backlight source. The curved-surface backlight source comprises: a frame, an optical film and a plurality of light source assemblies; the light source assemblies are disposed on the frame, the optical film is disposed on light emergent sides of the light source assemblies, and the light source assemblies and the optical film are in a curved shape.
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公开(公告)号：US09977283B2
公开(公告)日：2018-05-22
申请号：US15541903
申请日：2017-01-06
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qing Liu
IPC: G09F13/04 , G02F1/1335 , F21V8/00
CPC classification number: G02F1/133608 , G02B6/0068 , G02F1/133514
Abstract: A backlight module includes a light guide plate; a first light source arranged along a first side of the light guide plate; a plurality of second light sources arranged along at least one of the two sides perpendicular to the first side, wherein the plurality of second light sources have different color temperatures, and values of the color temperatures of the second light sources at different positions are determined according to the light absorption characteristics of the light guide plate so as to compensate for the light absorbed by the light guide plate corresponding to the color temperature of the second light source.
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公开(公告)号：US12014007B2
公开(公告)日：2024-06-18
申请号：US17435261
申请日：2020-11-30
Inventor： Chongguang Wei , Weifan Yang , Lei Liu , Qing Liu , Guojuan Zhao
IPC: G06F3/041 , G06F3/0482 , G06F3/0488 , G09G3/20
CPC classification number: G06F3/04184 , G06F3/0482 , G06F3/0488 , G09G3/2096 , G09G2310/0267 , G09G2320/0233 , G09G2330/021
Abstract: The present disclosure provides a display panel and a driving method thereof, and a display device. The display panel includes a display zone including at least one touch region and at least one non-touch region. The display panel further includes at least one touch button in the at least one touch region, and the at least one touch button is configured to enable the at least one touch region to display a predetermined screen for a touch operation when touched.
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Patent Agency Ranking
公开(公告)号：US10930708B2
公开(公告)日：2021-02-23
申请号：US16458612
申请日：2019-07-01
Applicant: BOE Technology Group Co., Ltd.
Abstract: An OLED display substrate, a method for manufacturing the same, and a display device are provided. The OLED display substrate includes multiple sub-pixels, and at least one sub-pixel includes: an anode, a cathode, and a light-emitting layer between the anode and the cathode. The anode includes: a light-reflective layer and a first transparent conductive layer covering the light-reflective layer, and the first transparent conductive layer is located between the light-reflective layer and the light-emitting layer. First vertical distances between first surfaces of the first transparent conductive layers of the subpixels of different colors facing the respective cathodes and the respective cathodes are the same, and second vertical distances between the first surfaces of the first transparent conductive layers of the subpixels of different colors and second surfaces of the respective light-reflective layers facing the respective cathodes are different.
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公开(公告)号：US10921497B2
公开(公告)日：2021-02-16
申请号：US16199733
申请日：2018-11-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Liangliang Jin , Zezhou Yang , Ruoyu Ma , Qing Liu
IPC: G02B5/04 , F21V8/00 , G02B26/08 , G02F1/13357
Abstract: Embodiments of the present disclosure relate to a prism film, a backlight module, and a display device. The prism film includes a substrate and a plurality of prisms on a surface of the substrate, each of the plurality of prisms having a triangular cross section, and having a first optical surface, a second optical surface, and a third optical surface that are perpendicular to the triangular cross section, wherein the first optical surface is parallel to the surface of the substrate, the first optical surface and the second optical surface form a first bottom angle, the first optical surface and the third optical surface form a second bottom angle, and at least one of the first bottom angle and the second bottom angle of the plurality of prisms gradually changes.
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公开(公告)号：US10270068B2
公开(公告)日：2019-04-23
申请号：US15321617
申请日：2016-03-15
Inventor： Wei Quan , Chia-Hao Chang , Qing Liu
IPC: G02B6/12 , B05D5/06 , C08F2/46 , H01L51/56 , B32B7/12 , B32B37/10 , H01L51/52 , B29C63/00 , B29C63/02 , B29L31/34
Abstract: Embodiments of the present application provide a packaging apparatus and a method for packaging a display substrate, which belong to the technical field of display. The packaging apparatus includes a load bearing table arranged to load a substrate to be packaged, wherein the load bearing table includes at least one movable portions that are movable in a direction perpendicular to the substrate to be packaged. The present application can reduce the stripes on the surface of the substrate to be packaged and to enhance display effects.
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公开(公告)号：US10246264B2
公开(公告)日：2019-04-02
申请号：US15703637
申请日：2017-09-13
Inventor： Baiyu Chen , Wei Chen , Maosheng He , Qing Liu , Pengfei Fan , Yaojun Lv
Abstract: A roller train and a substrate conveying device are provided. The roller train is used for a substrate and includes a first roller including a first delimitation part, and a second roller including a second delimitation part. An axial line of the first roller is parallel to that of the second roller; the first roller and the second roller contact an upper surface and a lower surface of the substrate, respectively; and, the first delimitation part and the second delimitation part are arranged on the first axis and the second axis, respectively, and configured to delimit axial displacement of the first roller and the second roller, respectively. The first delimitation part and the second delimitation part cooperate to prevent misalignment between the first roller and the second roller.
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公开(公告)号：US10126483B2
公开(公告)日：2018-11-13
申请号：US14913097
申请日：2015-08-03
Applicant: BOE Technology Group Co., Ltd.
IPC: F21V8/00 , G02F1/1335
Abstract: Embodiments of the present invention disclose a light guide plate assembly. The light guide plate assembly includes a light guide plate and an optical coupling member attached to the light guide plate. The optical coupling member includes a plate-like part and a plurality of prism parts formed on the plate-like part. Each of the plurality of prism parts has a planar top surface, the top surface engaging with a light exiting surface of the light guide plate, and each of the plurality of prism parts has a reflective side surface which is configured to reflect incident light towards a light exiting surface of the optical coupling member through total reflection. The present disclosure further discloses a display apparatus including the said light guide plate assembly.
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