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1. 发明授权

US11430913B2 LED chip, LED light emitting substrate, display device and control method thereof 有权
公开(公告)号：US11430913B2
公开(公告)日：2022-08-30
申请号：US16063336
申请日：2017-12-07
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Huijuan Wang , Meili Wang , Zhenhua Lv , Fei Wang , Zezhou Yang
IPC分类号： H01L33/06 , H01L25/075 , H01L25/16 , H01L33/32 , H01L33/50 , H01L33/58 , G02F1/1335 , G02F1/13357 , G09G3/34
摘要： The present disclosure relates to the field of LED display technologies, and provides an LED chip, an LED light emitting substrate, a display device and a control method thereof. Specifically, the LED chip comprises: an N-type semiconductor layer, a P-type semiconductor layer, as well as a quantum well layer between the N-type semiconductor layer and the P-type semiconductor layer. The quantum well layer is made of indium gallium nitride, wherein indium atoms have a molar ratio of greater than or equal to 0.3 in the indium gallium nitride.

2. 发明授权

US11320574B2 Light guide plate, backlight module and display device 有权
公开(公告)号：US11320574B2
公开(公告)日：2022-05-03
申请号：US16332263
申请日：2018-09-14
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Yonglian Qi , Xue Dong , Huijuan Wang , Zezhou Yang , Hebin Zhao , Lianjie Qu , Shuai Liu
IPC分类号： F21V8/00 , G02F1/1335 , G02F1/13357
摘要： A light guide plate, a backlight module and a display device are provided. A plurality of blind holes is arranged at a surface of the light guide plate; the blind hole is filled with a light-converting unit; the light-converting unit includes an accommodating cavity made of a light-transmitting material, and a light-converting material located in the accommodating cavity; and a gap is between an outer wall of the accommodating cavity and an inner wall of the blind hole.

3. 发明授权

US10690834B2 Backlight device and manufacturing method thereof 有权
公开(公告)号：US10690834B2
公开(公告)日：2020-06-23
申请号：US16144188
申请日：2018-09-27
申请人： Beijing BOE Display Technology Co., Ltd. , BOE Technology Group Co., Ltd.
发明人： Huijuan Wang , Yunyun Tian , Zezhou Yang , Yonglian Qi , Dejiang Zhao , Minqi Chen , Tao Liu , Shi Shu
IPC分类号： G02B6/00 , F21V8/00
摘要： The present disclosure relates to the field of display technologies, and especially discloses a backlight device and a method for manufacturing the same. The backlight device includes a backlight source, a light guide plate, a reflective layer, an optical adhesive layer and an outcoupling structure. Specifically, in the backlight device, the reflective layer and the light guide plate are located on opposite sides of the backlight source respectively.

4. 发明授权

US11327207B2 Prism film, backlight module and display device 有权
公开(公告)号：US11327207B2
公开(公告)日：2022-05-10
申请号：US17161029
申请日：2021-01-28
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Liangliang Jin , Zezhou Yang , Ruoyu Ma , Qing Liu
IPC分类号： G02F1/13357 , G02B5/04 , F21V8/00 , G02B26/08 , G02F1/1335
摘要： 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.

5. 发明授权

US10642088B2 Liquid crystal display panel, display device and display method 有权
公开(公告)号：US10642088B2
公开(公告)日：2020-05-05
申请号：US16043773
申请日：2018-07-24
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Xiangxiang Zou , Zezhou Yang , Xiaolong Li
IPC分类号： G02F1/1335 , G02F1/017 , G02F1/13357
CPC分类号： G02F1/133509 , G02F1/133528 , G02F1/133555 , G02F2001/01791 , G02F2001/133616
摘要： The present disclosure relates to a liquid crystal display panel, a display device, and a display method. The liquid crystal display panel includes: a first substrate and a second substrate opposed to each other; a liquid crystal layer located between the first substrate and the second substrate; and a quantum dot layer located on a side of the second substrate away from the liquid crystal layer, and including a plurality of quantum dots of different dimensions.

6. 发明申请

US20170017029A1 Light Source, Backlight Module And Display Apparatus 有权
标题翻译：光源，背光模块和显示设备
公开(公告)号：US20170017029A1
公开(公告)日：2017-01-19
申请号：US15124094
申请日：2015-05-07
申请人： BOE Technology Group Co., Ltd.
发明人： Zezhou Yang , Qing Liu
IPC分类号： F21V8/00
CPC分类号： G02B6/0026 , G02B6/0021 , G02B6/0023 , G02F1/1335
摘要： 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.
摘要翻译：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。

7. 发明授权

US10197834B2 Curved-surface backlight source and display device 有权
公开(公告)号：US10197834B2
公开(公告)日：2019-02-05
申请号：US15539208
申请日：2016-05-23
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Qing Liu , Zhongbao Wu , Zezhou Yang
IPC分类号： G02F1/1333 , G02B6/00 , G02F1/1335
摘要： 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.

8. 发明授权

US09763525B2 Transparent display device 有权
公开(公告)号：US09763525B2
公开(公告)日：2017-09-19
申请号：US14422880
申请日：2014-07-31
申请人： BOE Technology Group Co., Ltd.
发明人： Zhongbao Wu , Ruoyu Ma , Zezhou Yang
IPC分类号： A47F3/00 , A47B23/04 , G02F1/1335 , F21S4/20
CPC分类号： A47F3/001 , A47B23/042 , A47F3/002 , A47F3/005 , F21S4/20 , G02F1/133615 , G02F2001/133616
摘要： A transparent display device, comprising a display panel for transparency display, a base and a system light source; one side edge of the display panel being mounted to the base; the system light source comprising a first light source; wherein the first light source is mounted on a side edge of the display panel away from the base, and/or is mounted to the base and located at the light incident side of the display panel, light emitted from the first light source is irradiated onto the display panel after reflection by an object placed at the light incident side of the display panel to form a spatial light.

9. 发明申请

US20170139498A1 OPTICAL TOUCH DEVICE AND TOUCH DISPLAY DEVICE HAVING THE SAME 审中-公开
公开(公告)号：US20170139498A1
公开(公告)日：2017-05-18
申请号：US15107088
申请日：2015-12-28
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Xiangxiang Zou , Zezhou Yang , Chunfang Zhang , Zhongbao Wu
IPC分类号： G06F3/042
CPC分类号： G06F3/042 , G06F3/0421 , G06F2203/04109
摘要： The present application discloses an optical touch device comprising a light transmission layer comprising a first total internal reflection (TIR) surface and a second TIR surface facing the first TIR surface, a first side surface for connecting the first TIR surface and the second TIR surface on a first side, and a second side surface for connecting the first TIR surface and the second TIR surface on a second side opposite to the first side; a light source on a side of the first TIR surface distal to the second TIR surface for emitting a light beam, the light source is proximal to the first side; and a detector on the side of the first TIR surface distal to the second TIR surface, for detecting the light beam passed through the light transmission layer and transmitted into the detector, the detector is proximal to the second side. A first side angle between the first side surface and the first TIR surface is an acute angle. A second side angle between the second side surface and the first TIR surface is an acute angle.

10. 发明授权

US10132987B2 Backlight module, liquid crystal display device and display 有权
公开(公告)号：US10132987B2
公开(公告)日：2018-11-20
申请号：US15207819
申请日：2016-07-12
申请人： BOE TECHNOLOGY GROUP CO., LTD.
发明人： Zezhou Yang
IPC分类号： F21V8/00 , G02F1/1335
摘要： The embodiments of the present invention provide a backlight module, a liquid crystal display device and a display; laser is used as the light source of the backlight module, improving the utilization of light and realizing high color gamut display. The backlight module comprises a laser light source and several light guide devices provided on a light output side of the laser light source; the several light guide devices are arranged in a first direction; each light guide device comprises several light guide elements and transflective films arranged alternately in a second direction; the transflective films are configured to reflect laser from the laser light source into a third direction; the third direction is perpendicular to the first direction and the second direction.

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