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公开(公告)号：US20210231978A1
公开(公告)日：2021-07-29
申请号：US16964499
申请日：2020-02-26
发明人： Haiyan Wang
摘要： A liquid crystal lens is provided and includes a first substrate, a second substrate opposite to the first substrate, and a liquid crystal layer between the first substrate and the second substrate, a first electrode on a side of the first substrate that faces the second substrate, and a second electrode on a side of the second substrate that faces the first substrate, and a Fresnel lens between the first substrate and the liquid crystal layer. The Fresnel lens including a flat first surface and a second surface provided with a teeth profile that are arranged opposite to each other, and the liquid crystal layer being on a side of the second surface that is away from the first surface. The first electrode is on a side of the Fresnel lens that faces the first substrate, and the first electrode includes a plurality of sub-electrodes separated from each other.
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公开(公告)号：US11067833B2
公开(公告)日：2021-07-20
申请号：US16301860
申请日：2018-02-22
发明人： Qian Wang , Xiaochuan Chen , Wenqing Zhao , Chenyu Chen , Haiyan Wang , Zhongxiao Li
摘要： The present disclosure relates to the technical field of liquid crystal display, and specifically discloses a liquid crystal lens and liquid crystal spectacles. The liquid crystal lens includes a first substrate and a second substrate arranged oppositely, a liquid crystal layer between the first substrate and the second substrate, and an electrode unit including a first electrode and a second electrode. At least one of the first electrode and the second electrode includes an annular electrode. The first electrode is located on a side of the first substrate facing the second substrate, and the second electrode is located on a side of the second substrate facing the first substrate. Under an effect of the first electrode and the second electrode, liquid crystals in the liquid crystal layer further form a Fresnel lens having an adjustable focal distance.
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公开(公告)号：US20210165267A1
公开(公告)日：2021-06-03
申请号：US15774959
申请日：2017-08-18
发明人： Zhongxiao Li , Xue Dong , Xiaochuan Chen , Wenqing Zhao , Haiyan Wang , Chen-Yu Chen , Xiaochen Niu , Jinye Zhu
IPC分类号： G02F1/1335 , G02F1/1362 , G02F1/1347 , G02F1/13357 , G02F1/1334 , G02F1/13 , G02F1/1343
摘要： Embodiments of the present disclosure provide a display device. The display device includes: a display panel including a plurality of sub-pixels, each of the sub-pixels including at least one display unit, each display unit including a first electrode, a second electrode and a liquid crystal layer, the liquid crystal layer being configured to deflect collimated light rays incident onto the display panel by controlling electric signals applied to the first electrode and the second electrode; and an optical member configured to convert collimated light rays emitted from the liquid crystal layer into divergent light rays.
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4.发明授权公开(公告)号：US10564510B2
公开(公告)日：2020-02-18
申请号：US15768625
申请日：2017-07-17
发明人： Zhongxiao Li , Xiaochuan Chen , Wenqing Zhao , Qian Wang , Ming Yang , Xiaochen Niu , Haiyan Wang , Dacheng Zhang
IPC分类号： G02F1/29
摘要： The present invention is related to a liquid crystal lens. The liquid crystal lens may comprise a plurality a liquid crystal lens units. At least one of the plurality of liquid crystal lens units may comprise a first substrate, a second substrate opposite the first substrate, a liquid crystal layer between the first substrate and the second substrate, and a scattering member on the first substrate at an edge of the liquid crystal lens unit. The scattering member may be configured to scatter crosstalk light at the edge of the liquid crystal lens unit.
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公开(公告)号：US11314110B2
公开(公告)日：2022-04-26
申请号：US16076046
申请日：2017-11-22
发明人： Xiaochen Niu , Xue Dong , Xiaochuan Chen , Wenqing Zhao , Haiyan Wang , Chenyu Chen
IPC分类号： G09G3/36 , G02F1/133 , G02F1/1335 , G02F1/13357 , G02F1/1337 , G02F1/1343 , G02F1/137
摘要： Embodiments of the present disclosure provide a liquid crystal display and a driving method thereof. In the liquid crystal display, orthographic projections of each of the light shielding structures and a corresponding light source on the lower substrate overlap. Light emitted from each of the light sources is incident into the liquid crystal layer in a collimated manner, and the first electrode and the second electrode are configured to form an electric field in response to voltages applied to the first electrode and the second electrode, so that liquid crystal molecules within an area of the electric field are deflected to form a convex lens structure.
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公开(公告)号：US11169421B2
公开(公告)日：2021-11-09
申请号：US15780071
申请日：2017-11-13
发明人： Xiaochen Niu , Xue Dong , Xiaochuan Chen , Wenqing Zhao , Chenyu Chen , Haiyan Wang
IPC分类号： G02F1/1343 , G02F1/1335 , G02F1/13357 , G02F1/1337 , G09G3/36
摘要： A liquid crystal display and a driving method thereof are provided. The liquid crystal display includes a backlight source, a lower substrate at a light exit side of the backlight source, an upper substrate opposite to the lower substrate, and a liquid crystal layer between the two substrates. The backlight source includes a plurality of light sources, and light emitted from each light source is collimated light. The liquid crystal display further includes at least one first electrode and at least one second electrode between the lower substrate and the liquid crystal layer and a light shielding structure, orthographic projections of the light source and the light shielding structure on the lower substrate overlapping. The first and second electrodes are configured to receive different voltages to form an electric field, so that liquid crystal molecules within the electric field are deflected to form convex lens structures.
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公开(公告)号：US11150398B2
公开(公告)日：2021-10-19
申请号：US16013692
申请日：2018-06-20
发明人： Xiandong Meng , Xue Dong , Xiaochuan Chen , Jifeng Tan , Haiyan Wang , Wei Wang , Jian Gao , Wenqing Zhao
IPC分类号： F21V8/00
摘要： An edge-lit type backlight module and a display device are provided. The edge-lit type backlight module includes a light guide plate having a first surface and a second surface opposite to each other, as well as a first end and a second end opposite to each other, the first end and a second end having a distribution orientation parallel to the first surface; a light source disposed on the first surface of the light guide plate and being close to the first end of the light guide plate; a metal grating disposed on the second surface of the light guide plate, an orthographic projection of the metal grating on the first surface covering an orthogonal projection of the light source on the first surface.
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公开(公告)号：US11143882B2
公开(公告)日：2021-10-12
申请号：US16737533
申请日：2020-01-08
发明人： Haiyan Wang , Hui Li , Yunyun Tian , Zheng Fang , Hyun-Sic Choi
IPC分类号： G02B30/27 , G02F1/1333 , G02F1/1343 , G02F1/137 , G02F1/29 , G02F1/35
摘要： The present disclosure provides a liquid crystal lens and a display apparatus. The liquid crystal lens includes a first substrate and a second substrate arranged to be opposite to each other, a common electrode being provided on the second substrate; a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules; liquid crystal lens units, each of which includes a first group of strip-shaped electrodes and a second group of strip-shaped electrodes parallel to each other and spaced apart thereon, upon applying a voltage among the first and second groups, and the common electrode, a planoconvex lens is formed within the liquid crystal molecules between them, wherein each of the first and second groups includes layers of sub-electrodes insulated from each other, the sub-electrodes of the first and second groups are applied with a voltage, so as to adjust symmetry of the planoconvex lens.
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公开(公告)号：US10884262B2
公开(公告)日：2021-01-05
申请号：US15577794
申请日：2017-07-12
发明人： Haiyan Wang , Zhongxiao Li
IPC分类号： G02B30/27 , G02F1/29 , G02F1/1343
摘要： This disclosure provides a liquid crystal lens, a method for producing the same, and a display apparatus. This liquid crystal lens comprises: a first substrate and a second substrate, wherein a plurality of prism units are provided between the first substrate and the second substrate, each of the prism units comprises a first electrode and a second electrode group, the second electrode group comprises a plurality of second electrodes, a liquid crystal layer is provided between the first electrode and the second electrode group, a transparent insulating separation structure is provided between two adjacent prism units, and the refractive index of the separation structure is the same as that of the long axis of the liquid crystal molecule constituting the liquid crystal layer. The liquid crystal lens in this disclosure is used for a naked-eye 3D display apparatus.
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公开(公告)号：US10678089B2
公开(公告)日：2020-06-09
申请号：US16079716
申请日：2017-12-19
发明人： Zhongxiao Li , Wenqing Zhao , Ming Yang , Qian Wang , Haiyan Wang , Xiaochen Niu , Can Wang , Dacheng Zhang
IPC分类号： G02F1/1335 , G02B26/00 , G02B27/09 , G02F1/13 , G02F1/29 , G02B30/00 , G02B30/27 , G02F1/133
摘要： A liquid crystal lens, a manufacturing method thereof, and a display device are disclosed. The liquid crystal lens includes a liquid layer located between a first substrate and a second substrate, the liquid layer includes a liquid crystal layer and a filler layer, the filler layer is filled in a square between the first substrate and the second substrate except the liquid crystal layer; the liquid crystal layer is made of a material different from the filler layer.
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