Patents by Inventor JIAN SANG

JIAN SANG 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).

  • Publication number: 20250210602
    Abstract: A display panel includes a plurality of sub-panels tiled in sequence along a first direction. The sub-panels have a first edge and a second edge in the first direction. The sub-panels include a column of first pixels closest to the first edge, a column of second pixels closest to the second edge, and a plurality of columns of third pixels between the column of first pixels and the column of second pixels. A sum of a distance between effective display bodies in the first pixels and the first edge and a distance between effective display bodies in the second pixels and the second edge is smaller than a spacing between effective display bodies in two adjacent columns of the third pixels.
    Type: Application
    Filed: March 13, 2025
    Publication date: June 26, 2025
    Inventors: Gongtao ZHANG, Haiwei SUN, Jian SANG, Fang WANG
  • Patent number: 12272683
    Abstract: A display panel includes a plurality of sub-panels tiled in sequence along a first direction. The sub-panels have a first edge and a second edge in the first direction. The sub-panels include a column of first pixels closest to the first edge, a column of second pixels closest to the second edge, and a plurality of columns of third pixels between the column of first pixels and the column of second pixels. A sum of a distance between effective display bodies in the first pixels and the first edge and a distance between effective display bodies in the second pixels and the second edge is smaller than a spacing between effective display bodies in two adjacent columns of the third pixels.
    Type: Grant
    Filed: December 6, 2023
    Date of Patent: April 8, 2025
    Assignees: BOE MLED Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Gongtao Zhang, Haiwei Sun, Jian Sang, Fang Wang
  • Publication number: 20240428610
    Abstract: 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.
    Type: Application
    Filed: August 27, 2024
    Publication date: December 26, 2024
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingfu TAO, Pengfei CHENG, Lu YU, Kangle CHANG, Heling ZHU, Jian SANG, Chuandong LIAO, Yinwei CHEN, Jingang LIU
  • Patent number: 12158641
    Abstract: A backlight module, including: a surface light source; a first light guide plate laminated with the surface light source in a thickness direction, wherein the first light guide plate is on a light-exiting side of the surface light source, and a side of the first light guide plate proximal to the surface light source comprises a plurality of first networks; and a first light source on a side surface of the first light guide plate, in which an orthographic projection of the first light source onto a plane, where a light-exiting surface of the surface light source is located, does not overlap with that of the first light guide plate onto the plane.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: December 3, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Heling Zhu, Yue Zhai, Jian Sang, Rui Han, Dong Cui, Zhipeng Zhang
  • Publication number: 20240395970
    Abstract: A display substrate includes a base, a plurality of light-emitting devices disposed on a side of the base, and a light adjustment layer. The plurality of light-emitting devices are spaced apart from each other. At least part of the light adjustment layer is located in gaps among the plurality of light-emitting devices, so that side walls of at least one of the plurality of light-emitting devices are surrounded by the light adjustment layer. A material of the light adjustment layer includes a light-absorbing material. The light adjustment layer is configured to absorb light incident on the light adjustment layer.
    Type: Application
    Filed: July 31, 2024
    Publication date: November 28, 2024
    Inventors: Kangle CHANG, Pei LI, Jinpeng LI, Lu YU, Jian SANG, Haiwei SUN, Ming CHEN
  • Patent number: 12106600
    Abstract: 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.
    Type: Grant
    Filed: March 28, 2023
    Date of Patent: October 1, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingfu Tao, Pengfei Cheng, Lu Yu, Kangle Chang, Heling Zhu, Jian Sang, Chuandong Liao, Yinwei Chen, Jingang Liu
  • Patent number: 12095011
    Abstract: A display substrate includes a base substrate, a plurality of light-emitting units, a protecting layer and a connecting line. The base substrate is a transparent substrate, and the plurality of light-emitting units, the protecting layer and the connecting line are laminated in sequence along a direction distal from the base substrate. A via is arranged in the protecting layer, one end of the connecting line is connected to the plurality of light-emitting units through the via, and the other end of the connecting line is configured to connect to a driving circuit of a display apparatus.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: September 17, 2024
    Assignees: BOE MELD Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Enkai Dong, Haiwei Sun, Pei Li, Ming Zhai, Jian Sang, Lu Yu, Chao Liu
  • Patent number: 12074250
    Abstract: A display substrate includes a base, a plurality of light-emitting devices disposed on a side of the base, and a light adjustment layer. The plurality of light-emitting devices are spaced apart from each other. At least part of the light adjustment layer is located in gaps among the plurality of light-emitting devices, so that side walls of at least one of the plurality of light-emitting devices are surrounded by the light adjustment layer. A material of the light adjustment layer includes a light-absorbing material. The light adjustment layer is configured to absorb light incident on the light adjustment layer.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: August 27, 2024
    Assignees: BOE MLED TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kangle Chang, Pei Li, Jinpeng Li, Lu Yu, Jian Sang, Haiwei Sun, Ming Chen
  • Patent number: 12039947
    Abstract: 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.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: July 16, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yinwei Chen, Guixin Yan, Jian Sang, Tiankuo Shi
  • Patent number: 12032238
    Abstract: 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.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: July 9, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Heling Zhu, Xin Li, Jian Sang, Shubai Zhang, Kangle Chang, Lu Yu
  • Publication number: 20240184150
    Abstract: A backlight module, including: a surface light source; a first light guide plate laminated with the surface light source in a thickness direction, wherein the first light guide plate is on a light-exiting side of the surface light source, and a side of the first light guide plate proximal to the surface light source comprises a plurality of first networks; and a first light source on a side surface of the first light guide plate, in which an orthographic projection of the first light source onto a plane, where a light-exiting surface of the surface light source is located, does not overlap with that of the first light guide plate onto the plane.
    Type: Application
    Filed: April 21, 2021
    Publication date: June 6, 2024
    Inventors: Heling Zhu, Yue Zhai, Jian Sang, Rui Han, Dong Cui, Zhipeng Zhang
  • Patent number: 11991825
    Abstract: 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.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: May 21, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuanda Lu, Junjie Ma, Shipeng Wang, Ming Zhai, Jian Sang, Haiwei Sun, Dongjia Hao
  • Patent number: 11977287
    Abstract: 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.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: May 7, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Heling Zhu, Jie Liu, Xin Li, Bo Han, Hai Tang, Jianwei Qin, Jian Sang, Lu Yu, Haiwei Sun
  • Publication number: 20240105691
    Abstract: A display panel includes a plurality of sub-panels tiled in sequence along a first direction. The sub-panels have a first edge and a second edge in the first direction. The sub-panels include a column of first pixels closest to the first edge, a column of second pixels closest to the second edge, and a plurality of columns of third pixels between the column of first pixels and the column of second pixels. A sum of a distance between effective display bodies in the first pixels and the first edge and a distance between effective display bodies in the second pixels and the second edge is smaller than a spacing between effective display bodies in two adjacent columns of the third pixels.
    Type: Application
    Filed: December 6, 2023
    Publication date: March 28, 2024
    Inventors: Gongtao ZHANG, Haiwei SUN, Jian SANG, Fang WANG
  • Patent number: 11892667
    Abstract: The present disclosure discloses a display panel which includes a substrate with varied reflectivity dependent upon different wavelengths; a plurality of light emitting diodes located on the substrate; and a light adjusting layer located on the substrate, wherein the light adjusting layer and the plurality of light emitting diodes are located on the same side of the substrate, the transmittance of material forming the light adjusting layer is varied dependent upon different wavelengths, and the transmittance change of the light adjusting layer at different wavelengths is inversely correlated with the change of the reflectivity of the substrate at the corresponding wavelengths.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: February 6, 2024
    Assignees: BOE MLED Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jingfu Tao, Jian Sang, Lu Yu, Haiwei Sun
  • Patent number: 11886077
    Abstract: A backlight module (0), a display module (1) and control method thereof, and a storage medium, in the field of display technology. The backlight module (0) includes m backlight components (01), wherein m is larger than or equal to 2 and is an integer, the m backlight components (01) are capable of emitting light alternately, and the light rays emitted by any two of the m backlight components (01) do not overlap. The present disclosure solves the problem that the backlight module (0) has lower working stability. The working stability of the backlight module (0) is favorably improved. The backlight module (0) is used for the display module (1).
    Type: Grant
    Filed: May 13, 2022
    Date of Patent: January 30, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shubai Zhang, Guangquan Wang, Haiwei Sun, Jian Sang, Xuerong Wang, Zhiyang Cui, Junjie Ma, Zhonghua Li, Zhen Wang, Junjie Xie
  • Patent number: 11880058
    Abstract: 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.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: January 23, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengfei Cheng, Jingfu Tao, Lu Yu, Kangle Chang, Jinzhao Zhou, Jian Sang, Heling Zhu, Yinwei Chen
  • Patent number: 11862617
    Abstract: A display panel includes a plurality of sub-panels tiled in sequence along a first direction. The sub-panels have a first edge and a second edge in the first direction. The sub-panels include a column of first pixels closest to the first edge, a column of second pixels closest to the second edge, and a plurality of columns of third pixels between the column of first pixels and the column of second pixels. A sum of a distance between effective display bodies in the first pixels and the first edge and a distance between effective display bodies in the second pixels and the second edge is smaller than a spacing between effective display bodies in two adjacent columns of the third pixels.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: January 2, 2024
    Assignees: BOE MLED Technology Co., Ltd, BOE Technology Group Co., Ltd.
    Inventors: Gongtao Zhang, Haiwei Sun, Jian Sang, Fang Wang
  • Publication number: 20230350242
    Abstract: 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.
    Type: Application
    Filed: January 8, 2021
    Publication date: November 2, 2023
    Inventors: Heling Zhu, Jie Liu, Xin Li, Bo Han, Hai Tang, Jianwei Qin, Jian Sang, Lu Yu, Haiwei Sun
  • Patent number: 11783738
    Abstract: A spliced display panel includes: a spliced substrate having first openings, spliced screen units disposed on a side of the spliced substrate, electronic devices disposed on a side of the spliced substrate away from the spliced screen units, and circuit components. The spliced screen units are divided into spliced screen unit groups, and each spliced screen unit group includes at least one spliced screen unit. A first opening corresponds to a spliced screen unit group, and exposes a part of a whole of the at least one spliced screen unit in the spliced screen unit group. A circuit component passes through one first opening, an end of the circuit component is electrically connected to a spliced screen unit, and another end thereof is electrically connected to at least one electronic device.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: October 10, 2023
    Assignees: BOE MLED Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Gongtao Zhang, Haiwei Sun, Jian Sang, Yezhou Tan, Fang Wang, Shipeng Wang