Patents by Inventor Wenqing ZHAO
Wenqing ZHAO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11409126Abstract: The present disclosure is related to a display panel. The display panel may include a plurality of pixel units. Each of the plurality of pixel units may include a first pixel unit or a second pixel unit. The first pixel unit may include a first light adjusting structure configured to adjust an angle of light that transmits through the first light adjusting structure. The second pixel unit may include a second light adjusting structure configured to adjust an angle of light that transmits through the second light adjusting structure. A plurality of first pixel units may be configured to display a left-eye image. A plurality of second pixel units may be configured to display a right-eye image.Type: GrantFiled: August 29, 2018Date of Patent: August 9, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhongxiao Li, Xue Dong, Xiaochuan Chen, Wenqing Zhao, Jinye Zhu, Chenyu Chen
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Patent number: 11403977Abstract: A display panel and a method of driving a display panel are provided. The display panel includes at least one display subpixel. The display subpixel includes a first display region located at a middle part of the display subpixel and a second display region located at a peripheral part of the display subpixel in a first direction; and the display subpixel is configured to enable brightness of the second display region to be greater than brightness of the first display region in a case of displaying an image.Type: GrantFiled: May 17, 2019Date of Patent: August 2, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhongxiao Li, Wenqing Zhao, Jinye Zhu, Xiaochuan Chen
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Patent number: 11402565Abstract: A display substrate is provided. The display substrate includes: an optical waveguide; a first buffer layer at a side of the optical waveguide, the first buffer layer including a first buffer pattern and a plurality of openings defined by the first buffer pattern; and a second buffer layer at a side of the optical waveguide provided with the first buffer layer and at least covering the plurality of openings, a refractive index of the first buffer pattern is less than a refractive index of the optical waveguide, and a refractive index of the second buffer layer is greater than the refractive index of the optical waveguide. A display panel and a display device are further provided.Type: GrantFiled: July 24, 2020Date of Patent: August 2, 2022Assignee: BOE Technology Group Co., Ltd.Inventors: Jifeng Tan, Xiandong Meng, Wenqing Zhao, Xiaochuan Chen
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Patent number: 11397475Abstract: A display device, an electronic device, and a method for driving a display device are provided. The display device includes a display panel and a plurality of image sensors. The display panel has a display side and a back side opposite to the display side, the plurality of image sensors are independent at a plurality of independent positions on the back side of the display panel, and the plurality of image sensors are configured to integrally obtain depth image information of a target to be detected on the display side of the display panel.Type: GrantFiled: January 14, 2019Date of Patent: July 26, 2022Assignee: BOE Technology Group Co., Ltd.Inventors: Pengpeng Wang, Haisheng Wang, Xiaoliang Ding, Wenqing Zhao, Yangbing Li, Yapeng Li, Likai Deng, Yuanyuan Ma, Lei Wang
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Patent number: 11398540Abstract: An array substrate is provided, including a substrate, wherein the substrate is provided with a plurality of electrodes and a plurality of first signal lines, each of the electrodes being correspondingly connected with a first signal line. In some examples, the first signal lines extend in the same direction. In some examples, at least two of the plurality of first signal lines are located in different layers of an insulating spacer from each other. In some examples, orthographic projections on the substrate of at least two of the first signal lines in the different layers at least partially overlap. Accordingly, a light field display device comprising the array substrate is also provided. The array substrate can reduce a light-emitting point size and increase a density distribution of light-emitting points.Type: GrantFiled: March 22, 2019Date of Patent: July 26, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ming Yang, Can Zhang, Minghua Xuan, Liang Chen, Xiaochuan Chen, Wenqing Zhao
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Patent number: 11375177Abstract: The present application provides a light-field display apparatus. The apparatus includes: a display screen, the display screen including N display regions, each display region of the N display regions including M light-emitting points, and light-emitting points at a corresponding position of the N display regions being a light-emitting point group; driving circuits, configured to drive the light-emitting points to emit light; a lens group including at least one lens, the light-emitting points in the N display regions forming view zones corresponding one by one to the N display regions by the lens group, wherein light-emitting points belonging to a same light-emitting point group in the N display regions are driven by a same driving circuit, the N view zones are not overlapped with each other, and both N and M are positive integers greater than 1.Type: GrantFiled: October 30, 2018Date of Patent: June 28, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jiayao Liu, Xue Dong, Xiaochuan Chen, Wenqing Zhao, Wei Wang, Ming Yang
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Patent number: 11374032Abstract: There is provided an array substrate including a plurality of pixel regions arranged in rows and columns. The plurality of pixel regions include a corresponding pixel electrode array and a corresponding pixel circuit associated with the corresponding pixel electrode array. Each of the pixel electrode arrays is arranged in rows and columns, and each pixel electrode array includes a plurality of pixel electrodes arranged in an array. The array substrate further includes a plurality of sets of gate lines extending in a row direction and a plurality of sets of data lines extending in a column direction. The plurality of sets of gate lines and rows of the pixel electrode arrays are alternately arranged with each other in the column direction. The plurality of sets of data lines and columns of the pixel regions are alternately arranged with each other in the row direction.Type: GrantFiled: February 27, 2019Date of Patent: June 28, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ming Yang, Minghua Xuan, Can Zhang, Can Wang, Han Yue, Ning Cong, Jiayao Liu, Wenqing Zhao, Li Xiao, Dongni Liu, Lei Wang, Liang Chen, Xiaochuan Chen, Shengji Yang, Pengcheng Lu
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Patent number: 11366340Abstract: A liquid crystal cell, a method of driving a liquid crystal cell, and a liquid-crystal-based spectacle lens are provided. The liquid crystal cell includes: a ring-like electrode layer, a liquid crystal layer, and an opposite electrode layer. The second ring-like electrode region is concentric with the first ring-like electrode region and surrounds the first ring-like electrode region; the first ring-like electrode region is configured to drive corresponding liquid crystal molecules in the liquid crystal layer, so as to form a first Fresnel zone plate region in the liquid crystal cell; the second ring-like electrode region is configured to drive corresponding liquid crystal molecules in the liquid crystal layer, so as to form a second Fresnel zone plate region of the liquid crystal cell; an order of the second Fresnel zone plate region is smaller than an order of the first Fresnel zone plate region.Type: GrantFiled: November 19, 2018Date of Patent: June 21, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhongxiao Li, Xiaochuan Chen, Wenqing Zhao, Weili Zhao, Haiyan Wang, Chen Yu Chen
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Patent number: 11347128Abstract: A display apparatus. The display apparatus includes a back light module; a light transmission direction controller on a light emitting side of the back light module; and a plurality of subpixels on a side of the light transmission direction controller away from the back light module, each individual one of the plurality of subpixels including a light transmissive part and a light blocking part. The back light module is configured to emit light toward the plurality of subpixels. The light transmission direction controller is configured to independently adjust a grayscale of each individual one of the plurality of subpixels by independently controlling a light distribution ratio between a first portion of light transmitted through the light transmissive part and a second portion of light blocked by the light blocking part in each individual one of the plurality of subpixels.Type: GrantFiled: November 23, 2018Date of Patent: May 31, 2022Assignee: BOE Technology Group Co., Ltd.Inventors: Jifeng Tan, Xiandong Meng, Wei Wang, Jian Gao, Wenqing Zhao, Xiaochuan Chen
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Patent number: 11347090Abstract: A liquid crystal display panel includes a first substrate, a second substrate, a liquid crystal layer between the first substrate and the second substrate, a first light source and a second light source. The liquid crystal display panel is configured to provide a brightness selected from a first set or a second set, and the first light and the second light are configured to not emit light simultaneously. A driving method of the liquid crystal display panel and a display device including the liquid crystal display panel are further provided.Type: GrantFiled: August 25, 2020Date of Patent: May 31, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhongxiao Li, Qian Wang, Wenqing Zhao, Song Yang
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Publication number: 20220163843Abstract: Provided are a display module, a display device and a display method. The display module includes a display panel and a lens layer on a light-exiting side of the display panel, and the display panel includes an array substrate and a color film substrate. The array substrate includes a plurality of pixel islands arranged in an array, and each pixel island includes a plurality of sub-pixels arranged in a first direction. The color film substrate includes a plurality of black matrices and a plurality of color filter elements, the black matrices and the color filter elements are arranged alternately, and each pixel island corresponds to one color filter element. The lens layer includes a plurality of cylindrical lenses arranged consecutively in the first direction, each cylindrical lens corresponds to a pixel island, and the pixel island is arranged on a focal plane of the corresponding cylindrical lens.Type: ApplicationFiled: November 2, 2021Publication date: May 26, 2022Inventors: Zhongxiao LI, Wenqing ZHAO, Jing YU, Kuanjun PENG
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Publication number: 20220155633Abstract: The present disclosure provides a display device including a liquid crystal layer having a first surface and a second surface opposite to each other, and the second surface has a light entrance region and a light outgoing region; a reflector within the liquid crystal layer and adjacent the first surface; a light absorbing layer on the first surface of the liquid crystal layer, the light absorbing layer including a first shielding layer, a second shielding layer and a filling layer therebetween, the second shielding layer is between the first shielding layer and the liquid crystal layer and has a first opening therein, and the liquid crystal layer is configured to modulate light incident from the light entrance region into first refracted light under a first voltage and modulate the light incident from the light entrance region into second refracted light under a second voltage different from the first voltage.Type: ApplicationFiled: February 14, 2021Publication date: May 19, 2022Inventors: Qingxun ZHANG, Qian WANG, Wenqing ZHAO, Zhongxiao LI, Song YANG
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Patent number: 11333938Abstract: A display panel, a driving method thereof, and a display device are provided. The display panel includes: a filter layer including a light shielding region and a light transmitting region in each sub-pixel region, the light transmitting region in each of the sub-pixel regions surrounding the light shielding region; a light extracting layer including a light extracting element in each of the sub-pixel regions, the light extracting element being configured to provide light rays propagating toward the light shielding region of the sub-pixel region where the light extracting element is; and a light transmitting layer configured to provide sub-pixel regions at a bright state gratings distributed in a first plane and a second plane, so that the light rays provided by the light extracting element are diverged in the first plane and the second plane.Type: GrantFiled: September 11, 2019Date of Patent: May 17, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhongxiao Li, Xue Dong, Xiaochuan Chen, Wenqing Zhao
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Patent number: 11323681Abstract: The present disclosure provides a 3D display device and a working method of the same, the 3D display device includes a display panel, a lens unit, an acquiring component and an adjusting component, the acquiring component is configured to acquire current positions of eyes of a viewer, and the adjusting component is configured to adjust a signal for driving the display panel according to the current positions so that display information of the display panel received by the eyes of the viewer at the current positions is the same as display information of the display panel received by the eyes of the viewer at preset positions.Type: GrantFiled: September 29, 2017Date of Patent: May 3, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengcheng Lu, Xiaochuan Chen, Shengji Yang, Lei Wang, Wenqing Zhao, Dongni Liu, Jie Fu, Han Yue, Li Xiao, Jian Gao, Haisheng Wang, Changfeng Li
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Patent number: 11314110Abstract: 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.Type: GrantFiled: November 22, 2017Date of Patent: April 26, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaochen Niu, Xue Dong, Xiaochuan Chen, Wenqing Zhao, Haiyan Wang, Chenyu Chen
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Patent number: 11303878Abstract: The present disclosure provides a three-dimensional display panel, a display method thereof, and a display device. The three-dimensional display panel includes: a first display panel, a second display panel, and a microlens array stacked sequentially; the first display panel and the second display panel have a same light exit direction, and the microlens array is located in the light exit direction; a distance between the first display panel and the microlens array is greater than a focal length of the microlens array; a distance between the second display panel and the microlens array is less than the focal length of the microlens array; and the second display panel is a transmissive display panel.Type: GrantFiled: February 2, 2018Date of Patent: April 12, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaochen Niu, Chenyu Chen, Xue Dong, Xiaochuan Chen, Wenqing Zhao
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Patent number: 11269224Abstract: An optical assembly, a display device and a method for driving the same are provided. The optical assembly includes two substrates disposed opposite to each other, and electrodes are disposed on the two substrates respectively. Voltages are applied to the electrodes to form a transverse electric field being configured for driving liquid crystal molecules proximal to the substrates to deflect, so that liquid crystal proximal to the two substrates both form liquid crystal lenses, thereby forming a double-layer liquid crystal lens structure. Since the two substrates of a liquid crystal cell have high alignment accuracy, the electrodes on the two substrates are consistent in spatial distribution, thereby solving mura problem.Type: GrantFiled: February 6, 2018Date of Patent: March 8, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qian Wang, Xiaochuan Chen, Wenqing Zhao, Zhongxiao Li, Xiaochen Niu
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Patent number: 11272169Abstract: The present application provides a viewpoint controllable three-dimensional image display apparatus. The viewpoint controllable three-dimensional image display apparatus includes a display panel having a light emitting side; a back light for providing a light source for image display in the display panel; a first grating on a side of the light emitting side distal to the back light; a second grating between the display panel and the back light; and a controller configured to alternately turn on and off the first grating and the second grating in a time-division driving mode including a first mode and a second mode, thereby presenting a three-dimensional image to a user. In the first mode, the controller is configured to turn off the second grating, and turn on the first grating. In the second mode, the controller is configured to turn off the first grating, and turn on the second grating.Type: GrantFiled: August 31, 2018Date of Patent: March 8, 2022Assignee: BOE Technology Group Co., Ltd.Inventors: Zhongxiao Li, Xue Dong, Xiaochuan Chen, Wenqing Zhao, Jinye Zhu
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Publication number: 20220050343Abstract: A display panel includes: a first substrate and a second substrate; and a liquid crystal layer. The first substrate includes a first base, and a light extraction portion and a light conversion portion that are disposed on a first side and located in each sub-pixel region. The first base has the first side facing the second substrate. A refractive index of the light extraction portion is greater than or equal to a refractive index of the first base, and a refractive index of a portion of the light conversion portion in direct contact with the first base is less than the refractive index of the first base. The second substrate includes a second base, and at least one light reflecting structure and at least one light absorbing structure that are disposed at a side of the second base facing the first substrate and located in the sub-pixel region.Type: ApplicationFiled: July 16, 2020Publication date: February 17, 2022Inventors: Qian WANG, Xue DONG, Qingxun ZHANG, Xiaochuan CHEN, Wenqing ZHAO, Zhongxiao LI
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Patent number: 11226514Abstract: A display panel includes a light guide plate, a substrate, a reflector and a liquid crystal layer. A refractive index of the liquid crystal layer can vary between a minimum liquid crystal refractive index and a maximum liquid crystal refractive index. One side, facing the substrate, of the light guide plate includes a light entry region, light at least partially enters the liquid crystal layer through the light entry region and is propagated towards the reflector. The maximum liquid crystal refractive index is greater than a refractive index of the reflector, and the minimum reflective index is not greater than the refractive index of the reflector. When the refractive index of the liquid crystal layer is greater than the reflective index of the reflector, the reflector reflects at least a part of light entering the liquid crystal layer from the light entry region to the light guide plate.Type: GrantFiled: May 29, 2020Date of Patent: January 18, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Sen Ma, Qian Wang, Zhongxiao Li, Qingxun Zhang, Wenqing Zhao, Xiaochuan Chen