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公开(公告)号：US11796844B2
公开(公告)日：2023-10-24
申请号：US17504535
申请日：2021-10-19
发明人： Yong Deng , Sijun Lei , Yansheng Sun , Yuxu Geng , Hebing Ma , Chaojie Zhang , Wencheng Luo , Pingjia Yu , Jingru Hu , Jian Chen , Rong Huang , Haixu Zou , Xinzhi Shao , Song Liu , Lv Lv
IPC分类号： G02F1/13 , G02F1/1339 , G02F1/1347 , G02F1/1335
CPC分类号： G02F1/1323 , G02F1/1339 , G02F1/1347 , G02F1/133531 , G02F2202/28
摘要： A display device and a manufacturing method thereof are provided. The display device includes a first liquid crystal panel for displaying a picture, a second liquid crystal panel for switching between a privacy mode and a sharing mode, and a back light assembly for emitting light; the second liquid crystal panel is disposed on a light-emitting side of the back light assembly; the first liquid crystal panel is disposed on a side of the second liquid crystal panel away from the back light assembly, and a spacer film is disposed between the first liquid crystal panel and the second liquid crystal panel, and is attached to the second liquid crystal panel.
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公开(公告)号：US10809565B2
公开(公告)日：2020-10-20
申请号：US16343367
申请日：2018-08-02
发明人： Sen Tan , Sijun Lei , Liang Gao , Yansheng Sun , Hebing Ma , Wei Fu , Wencheng Luo , Qihai Du , Yuxu Geng , Qiangsheng Han , Song Liu
IPC分类号： G02F1/03 , G02F1/13357 , G02F1/1333 , G02F1/1335
摘要： A backlight module includes: light sources; a light guide plate disposed at a side of the light sources, the light guide plate including a second light guide portion disposed adjacent to the light sources and a first light guide portion disposed on a side of the second light portion away from the light sources, a thickness of the second light guide portion being greater than a thickness of the first light guide portion; and a back plate including a first back plate portion disposed at a side of the light sources away from the light guide plate and a second back plate portion disposed at a side of the light guide plate which is opposite to a light exit side of the light guide plate.
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公开(公告)号：US20190204686A1
公开(公告)日：2019-07-04
申请号：US16334193
申请日：2018-05-15
发明人： Sen Tan , Sijun Lei , Liang Gao , Yansheng Sun , Wencheng Luo , Wei Fu , Qihai Du , Song Liu , Yuxu Geng , Hebing Ma , Na Shao
IPC分类号： G02F1/1335 , H01S5/00 , H01S5/042
CPC分类号： G02F1/133621 , G02F1/1336 , H01S5/005 , H01S5/0425
摘要： The present disclosure provides a light source assembly, a backlight module, and a display device. The light source assembly includes: at least one semiconductor laser, at least one beam expander, and a package; the at least one semiconductor laser and the at least one beam expander are in one-to-one correspondence and are all encapsulated in the package; each of the at least one beam expander is disposed on a side of a light emitting surface of a corresponding one of the at least one semiconductor laser; light emitted by each of the at least one semiconductor laser is expanded by a corresponding one of the at least one beam expander and then emitted from the package.
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公开(公告)号：US11532286B2
公开(公告)日：2022-12-20
申请号：US17458185
申请日：2021-08-26
发明人： Pingjia Yu , Sijun Lei , Yansheng Sun , Shanbin Chen , Yuxu Geng , Yong Deng , Hebing Ma , Chaojie Zhang
摘要： The present disclosure relates to a backlight module, a display device and a control method thereof. The display device includes a first edge, a second edge, and N display areas. The N display areas are disposed between the first edge and the second edge and are arranged along the first direction; the first edge and the second edge are arranged along the first direction; the method includes: in response to a first control instruction for entering an anti-peeping display mode, controlling the display device to enter the anti-peeping display mode, wherein after the display device enters the anti-peeping display mode, among the display areas disposed between a central axis of the display device and the first edge, brightness of a display area closer to the first edge is lower than brightness of a display area closer to the central axis, and among the display areas disposed between the central axis and the second edge, brightness of a display area closer to the second edge is lower than brightness of a display area closer to the central axis, where the central axis is parallel to the first edge.
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公开(公告)号：US20210215978A1
公开(公告)日：2021-07-15
申请号：US16762270
申请日：2019-12-04
发明人： Dengqian Li , Hebing Ma , Sijun Lei , Liang Gao , Yansheng Sun , Chaojie Zhang , Jian Chen
IPC分类号： G02F1/1335 , F21V8/00 , H05B45/10 , H05B47/155 , G09G3/34
摘要： A dual-die device, a display device and a driving method thereof are provided. The dual-die device includes: a first light emitting die for emitting light containing short-wave blue light; a second light emitting die for emitting light from which short-wave blue light is filtered out; and a control circuit. The control circuit is connected to the first light emitting die and the second light emitting die, and configured to control the first light emitting die or the second light emitting die to be turned on.
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公开(公告)号：US10551673B2
公开(公告)日：2020-02-04
申请号：US16334193
申请日：2018-05-15
发明人： Sen Tan , Sijun Lei , Liang Gao , Yansheng Sun , Wencheng Luo , Wei Fu , Qihai Du , Song Liu , Yuxu Geng , Hebing Ma , Na Shao
IPC分类号： H01S5/00 , G02F1/1335 , H01S5/042
摘要： The present disclosure provides a light source assembly, a backlight module, and a display device. The light source assembly includes: at least one semiconductor laser, at least one beam expander, and a package; the at least one semiconductor laser and the at least one beam expander are in one-to-one correspondence and are all encapsulated in the package; each of the at least one beam expander is disposed on a side of a light emitting surface of a corresponding one of the at least one semiconductor laser; light emitted by each of the at least one semiconductor laser is expanded by a corresponding one of the at least one beam expander and then emitted from the package.
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公开(公告)号：US11513394B2
公开(公告)日：2022-11-29
申请号：US16762270
申请日：2019-12-04
发明人： Dengqian Li , Hebing Ma , Sijun Lei , Liang Gao , Yansheng Sun , Chaojie Zhang , Jian Chen
IPC分类号： G09G3/34 , G02F1/1335 , H05B47/155 , H05B45/10 , F21V8/00
摘要： A dual-die device, a display device and a driving method thereof are provided. The dual-die device includes: a first light emitting die for emitting light containing short-wave blue light; a second light emitting die for emitting light from which short-wave blue light is filtered out; and a control circuit. The control circuit is connected to the first light emitting die and the second light emitting die, and configured to control the first light emitting die or the second light emitting die to be turned on.
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公开(公告)号：US11442299B2
公开(公告)日：2022-09-13
申请号：US17265546
申请日：2020-05-13
发明人： Pan Yuan , Sijun Lei , Liang Gao , Xianyong Gao , Yansheng Sun , Yunsong Li , Zhicai Xu , Yong Long , Ying Zhang , Dengqian Li , Guojian Zhang , Fanjian Zeng , Shanbin Chen , Sen Tan , Hebing Ma , Chaojie Zhang , Song Liu , Xinzhi Shao , Yong Deng , Xiangchao Chen , Genchuan Yan , Ying Yang , Xinyu Wang
IPC分类号： G02F1/1334 , G02F1/13 , G02F1/1333 , G02F1/13357 , G02F1/1339 , G02F1/1343 , G02F1/1347
摘要： Disclosed are a display module, a display device and a viewing-angle switching method. The display module includes a backlight module, a display panel, a lower polarizer sheet, a viewing-angle switching element and a transparent cover plate; the viewing-angle switching element and the transparent cover plate are arranged between the display panel and the lower polarizer sheet, and the transparent cover plate is arranged on a side of the viewing-angle switching element that is close to the lower polarizer sheet; the backlight module is configured to supply light that meets a preset condition, the viewing-angle switching element is configured to switch viewing-angle modes of the display module; the viewing-angle modes include; a first viewing-angle mode and a second viewing-angle mode; and a viewing-angle range of the first viewing-angle mode is smaller than a viewing angle range of the second viewing-angle mode.
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公开(公告)号：US10962829B1
公开(公告)日：2021-03-30
申请号：US16835815
申请日：2020-03-31
发明人： Fanjian Zeng , Hebing Ma , Xianyong Gao , Sijun Lei , Haijun Liao , Yunsong Li , Bo Ran , Huan Wu , Qiang Chen
IPC分类号： G02F1/13357 , F21S4/28 , F21Y115/10 , F21Y105/10 , G02F1/1335
摘要： The disclosure provides a light bar, a backlight module and a display device. The light bar includes a plurality of lamp beads, wherein each of the lamp beads is a dual-crystal lamp with two light-emitting crystals.
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