-
公开(公告)号：US11762235B2
公开(公告)日：2023-09-19
申请号：US17265061
申请日：2020-03-30
发明人： Zhiqiang Wang , Fangyu Song , Xin Ma , Qiuli Wang , Jianfeng Yao , Chuan Sun
IPC分类号： G02F1/13357 , G02F1/1335 , G02F1/017
CPC分类号： G02F1/133603 , G02F1/133607 , G02F1/133614 , G02F1/01791
摘要： A backlight module and a display device are disclosed. The backlight module includes a light emitting element array including a plurality of light emitting elements that emit blue light; a quantum dot film disposed on a light-emergent side of the light emitting element array and having a middle area and an edge area, the edge area surrounding the middle area; and a light conversion layer disposed on the light-emergent side of the light emitting element array, wherein an orthographic projection of the light conversion layer on the quantum dot film is located in the edge area of the quantum dot film, a material of the light conversion layer includes a first light conversion material configured to emit red light under excitation of light from the light emitting element and a second light conversion material configured to emit green light under excitation of light from the light emitting element.
-
公开(公告)号：US11635656B2
公开(公告)日：2023-04-25
申请号：US17344054
申请日：2021-06-10
发明人： Qiuli Wang , Lei Chen , Zhiqiang Wang , Xin Ma , Chuan Sun , Jianfeng Yao , Xinyu Wang , Dingyang Tan
IPC分类号： G02F1/1335 , F21V8/00
摘要： The present disclosure discloses a backlight module and a display apparatus. A microprism film layer is further arranged on a light emitting side of a light guide plate, and the microprism film layer is located in a range of a preset distance by which the light guide plate extends from a side close to a light source to a side away from the light source; and the microprism film layer includes a plurality of first microprism structures, and the first microprism structures are configured to make an incident angle of light at a first interface when entering the first microprism structures greater than an emitting angle of the light at the first interface when exiting from the first microprism structures when the light in the light guide plate enters the first microprism structures from the light guide plate and then enters the light guide plate from the first microprism structures.
-
公开(公告)号：US10663796B2
公开(公告)日：2020-05-26
申请号：US16099545
申请日：2018-02-12
发明人： Pengfei Cheng , Lei Chen , Xuqing Feng , Fei Gao , Xin Ma , Xuerong Wang , Lu Yu , Chuan Sun
IPC分类号： G02F1/1335 , F21V8/00 , G02B26/08 , G09G3/34 , G02F1/13357
摘要： A backlight module, a controlling method thereof, and a display device are disclosed. The backlight module includes a light guide plate and at least one digital micro-mirror device located on a side of the light guide plate away from a light exiting surface. The at least one digital micro-mirror device includes a plurality of micro-mirrors, and a reflective surface of each of the plurality of micro-mirrors faces the light guide plate. A local brightness of the backlight module is adjusted by controlling the micro-mirrors in the digital micro-mirror device.
-
公开(公告)号：US11620932B2
公开(公告)日：2023-04-04
申请号：US17202852
申请日：2021-03-16
发明人： Zhiqiang Wang , Lin Xu , Xin Ma , Qiuli Wang , Chuan Sun , Jianfeng Yao , Dingyang Tan , Xinyu Wang
IPC分类号： G09G3/20 , G02F1/1362 , G09G3/3208 , G09G3/36 , H01L27/32 , G09G3/18 , G02F1/1343 , G05D25/02
摘要： A displaying device and a driving method thereof, wherein the displaying device includes a first display panel, a second display panel and a driving circuit; the first display panel includes a plurality of first pixel units that are able to display a color, wherein each of the first pixel units includes a plurality of sub-pixel units; and the second display panel is provided on a light exiting side of the first display panel, including a plurality of second pixel units; wherein a distribution density of the plurality of second pixel units is greater than a distribution density of the plurality of sub-pixel units.
-
公开(公告)号：US20200096552A1
公开(公告)日：2020-03-26
申请号：US16382975
申请日：2019-04-12
发明人： Zhiqiang Wang , Xuerong Wang , Xin Ma , Chuan Sun , Lei Chen , Fei Gao , Bochao Rui , JinLong Zheng
摘要： Embodiments of the present disclosure provide a line detecting tool and method for a light emitting diode substrate. The line detecting tool for a light emitting diode substrate includes a detecting light source and a liquid crystal plate. The liquid crystal plate is configured to be arranged between the detecting light source and a light emitting diode substrate to be detected and to be in contact with each set of positive electrode and negative electrode of the light emitting diode substrate, so as to transform from a light transmission state to a light shielding state or from the light shielding state to the light transmission state after energizing the each set of positive electrode and negative electrode of the light emitting diode substrate to be detected. The detecting light source is configured to illuminate the liquid crystal plate.
-
公开(公告)号：US11796155B2
公开(公告)日：2023-10-24
申请号：US17765071
申请日：2021-05-20
发明人： Jianfeng Yao , Qiuli Wang , Lei Chen , Zhiqiang Wang , Xin Ma , Chuan Sun , Xinyu Wang , Dingyang Tan
IPC分类号： G02F1/1335 , F21V9/30 , F21Y113/10
CPC分类号： F21V9/30 , G02F1/133607 , G02F1/133614 , F21Y2113/10
摘要： There are provided a backlight assembly (1) and a display device, the backlight assembly (1) includes a light source substrate (10), a microstructure film layer (30) and a backlight film material layer (20); the backlight film material layer (20) is located on a light outgoing side of the light source substrate (10), the microstructure film layer (30) is provided between the light source substrate (10) and the backlight film material layer (20), the microstructure film layer (30) includes a light transmission layer (301) and a microstructure region (302); the microstructure region (302) is provided at an edge position of the microstructure film layer (30).
-
公开(公告)号：US20220068187A1
公开(公告)日：2022-03-03
申请号：US17202852
申请日：2021-03-16
发明人： Zhiqiang Wang , Lin Xu , Xin Ma , Qiuli Wang , Chuan Sun , Jianfeng Yao , Dingyang Tan , Xinyu Wang
IPC分类号： G09G3/20 , G02F1/1362 , H01L27/32 , G09G3/36 , G09G3/3208
摘要： A displaying device and a driving method thereof, wherein the displaying device includes a first display panel, a second display panel and a driving circuit; the first display panel includes a plurality of first pixel units that are able to display a color, wherein each of the first pixel units includes a plurality of sub-pixel units; and the second display panel is provided on a light exiting side of the first display panel, including a plurality of second pixel units; wherein a distribution density of the plurality of second pixel units is greater than a distribution density of the plurality of sub-pixel units.
-
公开(公告)号：US10884051B2
公开(公告)日：2021-01-05
申请号：US16382975
申请日：2019-04-12
发明人： Zhiqiang Wang , Xuerong Wang , Xin Ma , Chuan Sun , Lei Chen , Fei Gao , Bochao Rui , JinLong Zheng
摘要： Embodiments of the present disclosure provide a line detecting tool and method for a light emitting diode substrate. The line detecting tool for a light emitting diode substrate includes a detecting light source and a liquid crystal plate. The liquid crystal plate is configured to be arranged between the detecting light source and a light emitting diode substrate to be detected and to be in contact with each set of positive electrode and negative electrode of the light emitting diode substrate, so as to transform from a light transmission state to a light shielding state or from the light shielding state to the light transmission state after energizing the each set of positive electrode and negative electrode of the light emitting diode substrate to be detected. The detecting light source is configured to illuminate the liquid crystal plate.
-
-
-
-
-
-
-
搜索结果
8 条记录 (耗时 0.02 秒)
