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公开(公告)号：US12039947B2
公开(公告)日：2024-07-16
申请号：US17416455
申请日：2020-12-29
发明人： Yinwei Chen , Guixin Yan , Jian Sang , Tiankuo Shi
IPC分类号： G09G3/36 , G02F1/13 , G02F1/1335 , G02F1/13357 , G02F1/1347 , G09G3/20
CPC分类号： G09G3/3607 , G02F1/1323 , G02F1/133531 , G02F1/13362 , G02F1/1347 , G09G3/2096 , G02F1/133504 , G09G2330/021 , G09G2358/00
摘要： The present disclosure discloses a display device and a driving method thereof. The driving method includes: when an anti-peep mode is enabled, generating M-frame sub-picture information and M-frame raster picture information according to information of a current picture frame to be displayed; controlling a sub-display panel in the display device to sequentially display M sub-pictures according to the M-frame sub-picture information, controlling pixel rows of the sub-pictures to be periodically arranged and displayed as first pixel groups, and controlling the first pixel groups of the pixel rows corresponding to the sub-pictures to be mutually misaligned; and controlling a sub-raster panel in the display device to sequentially display M raster pictures according to the M-frame raster picture information, and controlling pixel rows of the raster pictures to be periodically arranged and displayed as second pixel groups.
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公开(公告)号：US12032238B2
公开(公告)日：2024-07-09
申请号：US17265691
申请日：2020-07-22
发明人： Heling Zhu , Xin Li , Jian Sang , Shubai Zhang , Kangle Chang , Lu Yu
IPC分类号： G02F1/1335 , G02F1/13
CPC分类号： G02F1/133524 , G02F1/1323 , G02F1/133607
摘要： The present disclosure provides an optical adjusting film, a backlight module and a display device. The optical adjusting film according to the present disclosure includes a first substrate and a second substrate opposite to each other; a first electrode layer on a side of the first substrate facing the second substrate; a second electrode layer on a side of the second substrate facing the first substrate; a polymer dispersed liquid crystal layer between the first electrode layer and the second electrode layer; and an anti-adsorption surface layer on a side of the first substrate away from the second substrate, and/or a side of the second substrate away from the first substrate, and configured to suppress adsorption between the optical adjusting film and a solid surface.
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公开(公告)号：US11977287B2
公开(公告)日：2024-05-07
申请号：US17309489
申请日：2021-01-08
发明人： Heling Zhu , Jie Liu , Xin Li , Bo Han , Hai Tang , Jianwei Qin , Jian Sang , Lu Yu , Haiwei Sun
IPC分类号： G02F1/1333 , G02F1/13 , G02F1/1335 , G02F1/13357
CPC分类号： G02F1/133308 , G02F1/1323 , G02F1/133512 , G02F1/133528 , G02F1/133606
摘要： A display device is provided, including: a back plate; a plastic frame connected to the back plate; a backlight module; a privacy film on a light emitting side of the backlight module; and a dimming sheet on a side of privacy film away from the back plate, wherein the dimming sheet is configured to be capable of adjusting a viewing angle of the display device. The plastic frame includes a first surface and a side end face, the first surface is a surface of the plastic frame close to the dimming sheet, the side end face is a side face of the plastic frame close to the dimming sheet, the plastic frame further includes a chamfered portion at a transition position between the side end face and the first surface, and the chamfered portion has a rough surface that is configured for diffracting the light incident on the chamfered portion.
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公开(公告)号：US11663800B2
公开(公告)日：2023-05-30
申请号：US17748752
申请日：2022-05-19
发明人： Jingfu Tao , Pengfei Cheng , Lu Yu , Kangle Chang , Heling Zhu , Jian Sang , Chuandong Liao , Yinwei Chen , Jingang Liu
CPC分类号： G06V40/1376 , G06V40/1318
摘要： A texture recognition device and a display device are provided. The texture recognition device includes a backlight element, configured to provide first backlight; a light constraint element, configured to perform a light divergence angle constraint process on the first backlight to obtain second backlight with a divergence angle within a preset angle range, the second backlight being transmitted to a detection object; and a photosensitive element, configured to detect the second backlight reflected by a texture of the detection object to recognize a texture image of the texture of the detection object.
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公开(公告)号：US11537179B2
公开(公告)日：2022-12-27
申请号：US16956026
申请日：2019-10-22
发明人： Junjie Xie , Yezhou Tan , Zhenxing Luo , Bin Xiang , Jian Sang
摘要： A display panel includes an array substrate, a first flexible circuit board, a non-flexible circuit board, a control circuit board and a second flexible circuit board; the first flexible circuit board is electrically connected to the array substrate; the non-flexible circuit board is electrically connected to the first flexible circuit board; the control circuit board is provided on the non-flexible circuit board and is electrically connected with the non-flexible circuit board; the second flexible circuit board is electrically connected to the non-flexible circuit board.
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16.发明申请公开(公告)号：US20210286965A1
公开(公告)日：2021-09-16
申请号：US16914656
申请日：2020-06-29
发明人： Jingfu Tao , Pengfei Cheng , Lu Yu , Jian Sang , Kangle Chang
摘要： The present disclosure discloses a fingerprint identification method and apparatus, an electronic device, and a computer-readable storage medium. The fingerprint identification method includes: acquiring a touch position of an object on a display panel comprising a backlight module having a plurality of light emitting elements arranged into an array, in response to the object on the display panel; lighting at least one of the plurality of light emitting elements according to the touch position; collecting fingerprint information from the display panel, wherein the fingerprint information is obtained based on light which is emitted by the at least one lit light emitting element and is reflected by the object; and performing fingerprint identification according to the fingerprint information.
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公开(公告)号：US20190331958A1
公开(公告)日：2019-10-31
申请号：US16394258
申请日：2019-04-25
发明人： Junjie MA , Zhen Wang , Jian Sang , Haiwei Sun , Mang Fu , Gongtao Zhang , Shubai Zhang , Jianbiao Ding , Zhonghua Li
IPC分类号： G02F1/1335 , F21V8/00
摘要： A light guide plate, a light source assembly, a display panel and a display device are provided. The light guide plate includes a light-emitting surface, a bottom surface opposite to the light-emitting surface and a light-entering surface intersecting with the light-emitting surface and the bottom surface; at least one of the light-emitting surface of the light guide plate and the bottom surface of the light guide plate includes a horizontal portion and an inclined portion protruding out of a plane where the horizontal portion is located along a direction away from both of the light-emitting surface and the bottom surface; the inclined portion is at an end, which is close to the light-entering surface, of the light guide plate, and the inclined portion has an included angle with respect to the horizontal portion.
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18.发明授权公开(公告)号：US10139557B2
公开(公告)日：2018-11-27
申请号：US15325379
申请日：2016-03-08
发明人： Liang Gao , Gongtao Zhang , Haiwei Sun , Jian Sang , Xiujun Cai , Shuanhu Di , Junjie Ma
摘要： The disclosure relates to a backlight module and a display device. The backlight module includes: a conductive adhesive tape configured for adhering the backlight module to a display panel to transfer electrostatic charges in the display panel to the backlight module; and a first wire configured to lead the electrostatic charges out from the backlight module, the electrostatic charges led out from the backlight module at least including the electrostatic charges transferred from the display panel to the backlight module, electrostatic charges generated in the backlight module, or a combination thereof. Electrostatic charges in the display panel are led into the backlight module through the conductive adhesive tape, and are led out via the first wire of the backlight module, so that no wire needs to be provided in the display panel for leading out the electrostatic charges, that is, it is not necessary to adjust wirings in the display panel.
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公开(公告)号：US11991825B2
公开(公告)日：2024-05-21
申请号：US16392112
申请日：2019-04-23
发明人： Yuanda Lu , Junjie Ma , Shipeng Wang , Ming Zhai , Jian Sang , Haiwei Sun , Dongjia Hao
CPC分类号： H05K1/118 , H01R12/65 , H05K1/028 , H05K1/111 , H05K2201/09372 , H05K2201/09409 , H05K2201/09418 , H05K2201/09781 , H05K2201/10378
摘要： The present disclosure provides a flexible circuit board, a light bar, a light source and a display device. The light source includes a flexible circuit board having at least one effective welding portion and a light bar having at least one effective pad, the at least one effective welding portion being in one-to-one correspondence with the at least one effective pad, and the effective welding portion being fixed to a corresponding effective pad to transmit a signal loaded by itself to the corresponding effective pad. The flexible circuit board further includes at least one auxiliary welding portion, the light bar further includes at least one auxiliary pad that is in one-to-one correspondence with the at least one auxiliary welding portion, and the auxiliary welding portion is fixed to a corresponding auxiliary pad to enhance the firm fixing between the flexible circuit board and the light bar.
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公开(公告)号：US11880058B2
公开(公告)日：2024-01-23
申请号：US17773589
申请日：2021-04-23
发明人： Pengfei Cheng , Jingfu Tao , Lu Yu , Kangle Chang , Jinzhao Zhou , Jian Sang , Heling Zhu , Yinwei Chen
IPC分类号： F21V8/00
CPC分类号： G02B6/0053 , G02B6/0036
摘要： A side-type backlight module includes a light guide plate and a reverse prism sheet that are stacked. The reverse prism sheet includes a first prism. A surface of the first prism proximate to the light guide plate includes a plurality of prism structures substantially parallel to each other. Each prism structure protrudes toward a direction approaching the light guide plate. A surface of the light guide plate proximate to the reverse prism sheet includes a plurality of strip-shaped microstructures substantially parallel to each other. Each strip-shaped microstructure protrudes toward a direction approaching the reverse prism sheet. An extending direction of the prism structure crosses an extending direction of the strip-shaped microstructure.
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