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1. 发明授权

US11112650B2 Backlight module and display device 有权
公开(公告)号：US11112650B2
公开(公告)日：2021-09-07
申请号：US16961100
申请日：2019-11-25
申请人： Beijing BOE Display Technology Co., Ltd. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Hongli Zhu , Lili Jia , Bochang Wang , Haiwei Sun
IPC分类号： G02F1/13357 , G02F1/1335
摘要： Disclosed are a backlight module and a display device. The backlight module includes a substrate; a first circuit board and a second circuit board thereon, a gap portion is between the two circuit boards; a blocking member for blocking the gap portion; and an optical sheet on a side of the blocking member facing away from the substrate, wherein the blocking member includes a blocking portion, a space is provided between the blocking portion and the optical sheet, an orthographic projection of the blocking portion on the substrate covers that of the gap portion, and wherein the blocking portion includes a first inclined surface inclined with respect to the first circuit board and a second inclined surface inclined with respect to the second circuit board, and the two inclined surface converge in a direction toward a light exit side to reflect light incident thereon toward the light exit side.

2. 发明申请

US20180052312A1 TILED DISPLAY PANEL AND TILED DISPLAY DEVICE 审中-公开
公开(公告)号：US20180052312A1
公开(公告)日：2018-02-22
申请号：US15658381
申请日：2017-07-24
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Lili Jia , Hao Zhou , Weihao Hu , Liang Zhang , Yu Zhang
IPC分类号： G02B17/08 , G02B5/04 , G02B5/02 , G02F1/1333
CPC分类号： G02B17/086 , G02B5/0226 , G02B5/0231 , G02B5/04 , G02F1/13336 , G02F1/133524
摘要： A tiled display panel and a tiled display device are disclosed. The tiled display panel includes: at least first and second adjacent display areas; a splice area disposed between the first and second adjacent display areas; a first optical element and a second optical element respectively disposed on the first and second display areas and located on two sides of the splice area; and a reflective element disposed on the splice area. Each of the first optical element and the second optical element is configured to direct at least a portion of light emitted from its respective display area to the reflective element, such that the at least a portion of light is reflected by the reflective element and then emitted out from the splice area.

3. 发明申请

US20150331171A1 BACK LIGHT UNIT AND DISPLAY DEVICE 有权
标题翻译：背光单元和显示设备
公开(公告)号：US20150331171A1
公开(公告)日：2015-11-19
申请号：US14500552
申请日：2014-09-29
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Display Technology Co., Ltd.
发明人： Lili Jia , Wenjia Sun , Xiuyun Chen , Qing Ma , Daekeun Yoon
IPC分类号： F21V8/00
CPC分类号： G02B6/00 , G02B6/0031 , G02B6/0068 , G02B6/0085 , G02B6/009 , G02F1/133621
摘要： The general inventive concepts provide a side-light type backlight unit. The side-light type backlight unit comprises a light guide plate and a light source located at the side of the light incident surface of the light guide plate. The light source comprises a circuit board which comprises a first region opposite to the light incident surface of the light guide plate and a second region adjacent to the first region. The first region and the second region are provided with LED lamps. By arranging LED lamps in both the first region and the second region of the circuit board of the side-light type backlight unit, the incident light of the side-light type backlight unit is increased, thereby improving the luminance of the side-light type backlight unit in 3D state. The disclosure further provides a display device comprising such a side-light type backlight unit.
摘要翻译：总体发明构思提供了侧光型背光单元。侧光型背光单元包括导光板和位于导光板的光入射面侧的光源。光源包括电路板，其包括与导光板的光入射表面相对的第一区域和与第一区域相邻的第二区域。第一区域和第二区域设置有LED灯。通过在侧光式背光单元的电路板的第一区域和第二区域中配置LED灯，侧光型背光单元的入射光增加，从而提高侧光型的亮度背光单元处于3D状态。本公开还提供了一种包括这种侧光型背光单元的显示装置。

4. 发明授权

US11570867B2 Method of controlling driving circuit, driving circuit, and light-emitting substrate 有权
公开(公告)号：US11570867B2
公开(公告)日：2023-01-31
申请号：US17364679
申请日：2021-06-30
申请人： Beijing BOE Display Technology Co., Ltd. , BOE Technology Group Co., Ltd.
发明人： Wei Hao , Lingyun Shi , Wenchieh Huang , Feifei Wang , Wengang Su , Rui Shi , Xingce Shang , Junwei Zhang , Kaimin Yin , Qibing Gu , Lili Jia , Xiurong Wang
IPC分类号： H05B45/46 , H05B45/18 , H05B45/14
摘要： A method of controlling a driving circuit applicable to a light-emitting substrate which includes a light-emitting assembly including a plurality of light-emitting-element strings connected in parallel, each of the plurality of light-emitting strings comprising a plurality of light-emitting-elements connected in series, the driving circuit connected to the plurality of light-emitting-element strings via a wiring, wherein the method comprises: obtaining a wiring IR drop, a light-emitting element string IR drop, a voltage deviation, and a channel IR drop; obtaining a target power supply voltage according to the wiring IR drop, the light-emitting element string IR drop, the voltage deviation, and the channel IR drop; comparing the target power supply voltage with an output voltage to obtain a comparison result; generating an adjustment signal according to the comparison result; and adjusting the output voltage according to the adjustment signal. A driving circuit and a light-emitting substrate are further provided.

5. 发明授权

US10208918B2 Backlight module and display device 有权
公开(公告)号：US10208918B2
公开(公告)日：2019-02-19
申请号：US14437179
申请日：2014-08-27
申请人： BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
发明人： Lili Jia , Xiuyun Chen , Qing Ma , Daekeun Yoon
IPC分类号： F21V3/04 , F21S8/00 , F21V5/08 , G02B27/22 , G02F1/13357 , G09G3/34 , G09G3/00
摘要： The present disclosure provides a backlight module and a display device. The backlight module includes a plurality of first light sources and a diffusion plate. In a 3D display mode, the first light sources belong to different scanning areas, each of which corresponds to a display area. The backlight module further includes a barrier structure provided corresponding to the respective scanning areas and configured to prevent light emitted by first light sources in the scanning areas other than a current scanning area from entering into a display area corresponding to the current scanning area. In the backlight module of the present disclosure, the barrier structure is provided corresponding to each scanning area, which can prevent light emitted by first light sources in other scanning areas from entering into the display area corresponding to the current scanning area.

6. 发明授权

US09535203B2 Back light unit and display device 有权
标题翻译：背光单元和显示设备
公开(公告)号：US09535203B2
公开(公告)日：2017-01-03
申请号：US14500552
申请日：2014-09-29
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Display Technology Co., Ltd.
发明人： Lili Jia , Wenjia Sun , Xiuyun Chen , Qing Ma , Daekeun Yoon
IPC分类号： F21V8/00 , G02B6/00 , G02F1/1335
CPC分类号： G02B6/00 , G02B6/0031 , G02B6/0068 , G02B6/0085 , G02B6/009 , G02F1/133621
摘要： The general inventive concepts provide a side-light type backlight unit. The side-light type backlight unit comprises a light guide plate and a light source located at the side of the light incident surface of the light guide plate. The light source comprises a circuit board which comprises a first region opposite to the light incident surface of the light guide plate and a second region adjacent to the first region. The first region and the second region are provided with LED lamps. By arranging LED lamps in both the first region and the second region of the circuit board of the side-light type backlight unit, the incident light of the side-light type backlight unit is increased, thereby improving the luminance of the side-light type backlight unit in 3D state. The disclosure further provides a display device comprising such a side-light type backlight unit.
摘要翻译：总体发明构思提供了侧光型背光单元。侧光型背光单元包括导光板和位于导光板的光入射面侧的光源。光源包括电路板，其包括与导光板的光入射表面相对的第一区域和与第一区域相邻的第二区域。第一区域和第二区域设置有LED灯。通过在侧光式背光单元的电路板的第一区域和第二区域中配置LED灯，侧光型背光单元的入射光增加，从而提高侧光型的亮度背光单元处于3D状态。本公开还提供了一种包括这种侧光型背光单元的显示装置。

7. 发明授权

US11102888B2 Substrate, display panel and fabrication method thereof, and spliced screen 有权
公开(公告)号：US11102888B2
公开(公告)日：2021-08-24
申请号：US16336567
申请日：2018-05-30
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Wei Zhang , Lili Jia , Weihao Hu , Hao Zhou , Zheng Wang , Jin Han , Hai Chi , Yu Zhang
IPC分类号： H05K1/00 , H05K1/18 , H05K3/32
摘要： At least one embodiment of the present disclosure relates to a substrate, a display panel and a fabrication method thereof, and a spliced screen. The substrate includes a base having a display region and a non-display region, and the non-display region includes a bonding region arranged at an end-side of the base.

8. 发明授权

US09236026B2 Color temperature tuning method, color temperature tuning apparatus and display apparatus 有权
标题翻译：色温调节方法，色温调节装置和显示装置
公开(公告)号：US09236026B2
公开(公告)日：2016-01-12
申请号：US14236217
申请日：2013-05-27
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Lili Jia , Xiuyun Chen , Lingyu Sun , Hongli Zhu , Yu Zhang
IPC分类号： G09G5/06 , G09G3/34
CPC分类号： G09G5/06 , G09G3/3413 , G09G2320/0666
摘要： Embodiments of the present invention relate to a color temperature tuning method, a color temperature tuning apparatus, and a display apparatus. The color temperature tuning method includes the steps of: matching an input color temperature signal with a color temperature value in the color temperature lookup table, and extracting a current signal corresponding to the color temperature value matching with the input color temperature signal from the color temperature lookup table; and controlling a light emitting device to emit light according to the current signal. According to embodiments of the present invention, intermediate calculation process is omitted and time for tuning the color temperature is shorten. Currents flowing through the blue and green light emitting elements are controlled to emit lights to excite red fluorescent powder, so that the LED emits lights having various color temperatures, and tuning accuracy of the color temperature and user experience are improved.
摘要翻译：本发明的实施例涉及色温调节方法，色温调节装置和显示装置。色温调节方法包括以下步骤：将输入色温信号与色温查找表中的色温值进行匹配，并从色温提取与输入色温信号匹配的色温值对应的电流信号查找表; 以及根据当前信号控制发光器件发光。根据本发明的实施例，省略了中间计算处理，并缩短了色温调整的时间。控制流经蓝色和绿色发光元件的电流以发光以激发红色荧光粉末，使得LED发射具有各种色温的光，并提高色温和用户体验的调谐精度。

9. 发明申请

US20140292837A1 COLOR TEMPERATURE TUNING METHOD, COLOR TEMPERATURE TUNING APPARATUS AND DISPLAY APPARATUS 有权
标题翻译：彩色温度调节方法，彩色温度调节装置和显示装置
公开(公告)号：US20140292837A1
公开(公告)日：2014-10-02
申请号：US14236217
申请日：2013-05-27
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Lili Jia , Xiuyun Chen , Lingyu Sun , Hongli Zhu , Yu Zhang
IPC分类号： G09G3/36
CPC分类号： G09G5/06 , G09G3/3413 , G09G2320/0666
摘要： Embodiments of the present invention relate to a color temperature tuning method, a color temperature tuning apparatus, and a display apparatus. The color temperature tuning method includes the steps of: matching an input color temperature signal with a color temperature value in the color temperature lookup table, and extracting a current signal corresponding to the color temperature value matching with the input color temperature signal from the color temperature lookup table; and controlling a light emitting device to emit light according to the current signal. According to embodiments of the present invention, intermediate calculation process is omitted and time for tuning the color temperature is shorten. Currents flowing through the blue and green light emitting elements are controlled to emit lights to excite red fluorescent powder, so that the LED emits lights having various color temperatures, and tuning accuracy of the color temperature and user experience are improved.
摘要翻译：本发明的实施例涉及色温调节方法，色温调节装置和显示装置。色温调节方法包括以下步骤：将输入色温信号与色温查找表中的色温值进行匹配，并从色温提取与输入色温信号匹配的色温值对应的电流信号查找表; 以及根据当前信号控制发光器件发光。根据本发明的实施例，省略了中间计算处理，并缩短了色温调整的时间。控制流经蓝色和绿色发光元件的电流以发光以激发红色荧光粉末，使得LED发射具有各种色温的光，并提高色温和用户体验的调谐精度。

10. 发明申请

US20220317517A1 BACKLIGHT MODULE AND DISPLAY DEVICE 有权
公开(公告)号：US20220317517A1
公开(公告)日：2022-10-06
申请号：US17310391
申请日：2020-10-16
申请人： BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD.
发明人： Honghao Yu , Lili Jia , Donglei Li , Ying Chen , Hui Liu , Jie Gao , Jiaxin Li
IPC分类号： G02F1/13357 , G02F1/1335
摘要： A backlight module and a display device are provided, and the backlight module includes: a substrate; a plurality of light-emitting elements arranged in an array on the substrate; and a reflective supporting structure on the substrate, wherein the reflective supporting structure has a plurality of openings, the plurality of openings correspond to the plurality of light-emitting elements one-to-one, and each of the plurality of light-emitting elements is accommodated in one of the plurality of openings, wherein the reflective supporting structure is configured to reflect light from the plurality of light-emitting elements, so that an angle between an exit direction of the reflected light and a first direction perpendicular to the substrate is less than a predetermined angle.

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