Patents Examined by James A. Dudek
  • Patent number: 11378856
    Abstract: A display substrate includes: a base substrate, as well as a first metal layer, a first insulating layer, a second metal layer, a second insulating layer, and a common electrode metal layer laminated on one side of the base substrate. The common electrode metal layer includes metal line segments and connecting line segments. The metal line segments include first metal line segments and second metal line segments. The connecting line segments connect the adjacent first and second metal line segments. Each connecting line segment is provided with a maintenance line segment. Orthographic projections of the maintenance line segments on the base substrate do not overlap those of gate lines and data lines on the base substrate. The spacing between the orthographic projections of the maintenance line segments and those of the gate lines and data lines is greater than or equal to a preset distance, which is greater than zero.
    Type: Grant
    Filed: June 22, 2021
    Date of Patent: July 5, 2022
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chen Lin, Jinliang Wang, Yisong Ruan, Bo Wang, Shujuan Li, Zhangxiang Huang, Liangzhen Lin, Xi Chen, Yuchun Feng, Qian Zhang, Bin Yue
  • Patent number: 11378854
    Abstract: The present disclosure provides a sub-pixel structure, a liquid crystal panel and a reflective liquid crystal display device. The sub-pixel structure includes a pixel electrode, and a first thin film transistor and a second thin film transistor integrated on an array substrate; the first thin film transistor and the second thin film transistor are respectively close to a first side and a second side, opposite to each other, of the pixel electrode, and are adjacent to and are connected to two scanning lines in the array substrate, respectively; and a length of a channel region of the first thin film transistor is greater than a first length threshold, and a length of a channel region of the second thin film transistor is greater than a second length threshold.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: July 5, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaojuan Wu, Xuan Zhong, Hongliang Yuan, Qi Zheng, Zhangxiang Cheng, Yao Bi, Zhiqiang Zhao, Jiaxing Wang, Donghua Zhang
  • Patent number: 11378843
    Abstract: A display device is provided. The display device includes a substrate and a plurality of pixels disposed on the substrate. One of the pixels includes a color conversion layer, a dielectric layer disposed on the color conversion layer, and a light filter layer disposed on the dielectric layer. The display device also includes a first light shielding layer, a second light shielding layer, and a plurality of light emitting diodes. The first light shielding layer defines a plurality of openings, wherein at least one of the color conversion layer, the dielectric layer and the light filter layer is disposed in the openings. The second light shielding layer is disposed on the substrate and at least partially overlapped with the first light shielding layer. The second light shielding layer defines another plurality of openings, and the light emitting diodes are disposed in the another openings.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: July 5, 2022
    Assignee: INNOLUX CORPORATION
    Inventors: Yi-An Chen, Kuan-Hung Kuo, Tsau-Hua Hsieh, Ming-I Chao, Shu-Ming Kuo, Chin-Lung Ting, Chih-Yung Hsieh
  • Patent number: 11372292
    Abstract: Included are: a semiconductor layer including a drain region, a channel region, and a second LDD region between the drain region and the channel region; a gate electrode disposed overlapping the channel region; a gate wiring line electrically coupled to the gate electrode; and a second light shielding portion disposed between the second LDD region and the gate wiring line and overlapping the second LDD region and the gate wiring line in plan view.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: June 28, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Satoshi Ito, Shotaro Izawa
  • Patent number: 11372291
    Abstract: A manufacturing method of an array substrate is provided, including steps: forming a light shield layer and a first metal layer on a transparent base to locate the light shield layer between the transparent base and the first metal layer and identify a pattern of the light shield layer and a pattern of the first metal layer, forming an insulating layer, a passageway layer and an ohmic contact layer sequentially on the first metal layer, forming a second metal layer on the ohmic contact layer, forming a passivation layer on the second metal layer and forming a contact hole in the passivation layer, and forming a pixel electrode layer on the passivation layer to allow the pixel electrode layer to connect the second metal layer through the contact hole. Moreover, an array substrate and a liquid crystal display panel are further provided.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: June 28, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: ChunHui Yang
  • Patent number: 11360361
    Abstract: An array substrate motherboard includes a plurality of array substrates and a plurality of connection lines. Each of the plurality of array substrates includes an electrical test region, and the electrical test region includes a first conductive terminal. The plurality of connection lines are electrically connected to first conductive terminals of electrical test regions of the plurality of array substrates to electrically connect the plurality of array substrates together.
    Type: Grant
    Filed: December 25, 2019
    Date of Patent: June 14, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Dan Jia
  • Patent number: 11353760
    Abstract: A pixel structure includes a first sub-pixel that includes a first thin film transistor (T1), a first common electrode (C1), and a first pixel electrode (Pix1) that is coupled to the first thin film transistor (T1); a second sub-pixel that includes a second thin film transistor (T2), a second common electrode (C2), and a second pixel electrode (Pix2) that is coupled to the second thin film transistor (T2); a discharge device that includes a control terminal, an input terminal, and an output terminal; and a gate line (GATE). The first thin film transistor (T1), the second thin film transistor (T2), and the control terminal of the discharge device are coupled to the gate line (GATE).
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: June 7, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Hongfei Cheng
  • Patent number: 11347097
    Abstract: A display device is provided. The display device includes a first conductor; a first insulating layer covering the first conductor; and a first semiconductor layer and a second conductor, both disposed on the first insulating layer, wherein the first conductor includes a gate line, a gate electrode connected to the gate line, and a storage line separated from the gate line, wherein the first semiconductor layer includes a channel region overlapping the gate electrode and a first antireflective pattern overlapping the storage line, and wherein the second conductor includes a data line, a source electrode at least partially disposed on the channel region and connected to the data line, and a drain electrode at least partially disposed on the channel region and separated from the source electrode.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: May 31, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventor: Yun Seok Lee
  • Patent number: 11340502
    Abstract: A display panel includes: a first substrate having a top surface and a side surface, the top surface including a display area and a non-display area outside the display area; a second substrate facing the first substrate; a first insulating structure disposed between the second substrate and the first substrate, wherein the first insulating structure overlaps the non-display area without overlapping the display area; an organic light emitting diode between the first substrate and the second substrate and overlapping the display area; a thin film encapsulation layer on the organic light emitting diode; a signal line having a side surface substantially aligned with the side surface of the first substrate, wherein the signal line is disposed on the first substrate; a second insulating structure overlapping the signal line and disposed between the first substrate and the first insulating structure, wherein the second insulating structure has a side surface substantially aligned with the side surface of the first
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: May 24, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seungki Song, Chansol Yoo, Jinjoo Ha, Joonhyeong Kim
  • Patent number: 11342359
    Abstract: The present application proposes a display panel, including a display area and a non-display area surrounding the display area, wherein the display panel includes: a plurality of metal traces and a plurality of color resist blocks located in the display area; and a test key located in the non-display area, wherein the test key includes a plurality of color resist patterns and a plurality of metal patterns, each of the color resist patterns corresponds to a corresponding one of the color resist blocks, each of the metal patterns corresponds to one of the metal traces, and each of the color resist patterns is disposed correspondingly between adjacent ones of the metal patterns.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: May 24, 2022
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Fan Deng, Xiaohui Yao, Ilgon Kim
  • Patent number: 11333944
    Abstract: An array substrate includes a base, at least one common electrode, at least one signal line and at least one conductive connecting line. The at least one common electrode is formed on the base, and a signal line arranged correspondingly to each of the at least one common electrode is formed on the base. The signal line includes a light absorbing layer and a metal layer that are stacked in a direction away from the base. Conductivity of the light absorbing layer is less than conductivity of molybdenum. Each of the at least one conductive connecting line is electrically connected to both a common electrode and a metal layer in the corresponding signal line.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: May 17, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mingxuan Liu, Xiaoxiang Zhang, Xiangqian Ding, Yongzhi Song, Xiangmeng Zhang, Xiao Han, Honggang Liang
  • Patent number: 11333941
    Abstract: According to one embodiment, an electronic apparatus includes a first liquid crystal panel, a second liquid crystal panel, a camera overlapping the first liquid crystal panel and the second liquid crystal panel and receiving light via the first liquid crystal panel and the second liquid crystal panel. The first liquid crystal panel includes a first liquid crystal layer, a first pixel electrode not overlapping the camera, and a second pixel electrode overlapping the camera. The second liquid crystal panel includes first transparent electrodes overlapping the camera, a second transparent electrode overlapping the first transparent electrodes, and a second liquid crystal layer disposed between the first transparent electrodes and the second transparent electrode.
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: May 17, 2022
    Assignee: Japan Display Inc.
    Inventor: Takeo Koito
  • Patent number: 11327361
    Abstract: A display panel, and a display device and a drive method thereof are provided. The display panel includes a first array substrate and a second array substrate cell-assembled with each other, and a liquid crystal layer between the first array substrate and the second array substrate. The display panel further includes a plurality of sub-pixel units, and each of the sub-pixel units includes a color film pattern on the first array substrate, an electroluminescent layer on the second array substrate, and driving electrodes for driving the liquid crystal layer and the electroluminescent layer; and the driving electrodes comprise a reflective electrode on the second array substrate and below the electroluminescent layer, a transparent electrode on the electroluminescent layer, and a pixel electrode on the first array substrate.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: May 10, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Wei Qin
  • Patent number: 11327367
    Abstract: A display panel includes a first substrate, a second substrate, a display medium layer, a sealant and a conductor. The first and second substrates are assembled via the sealant that surrounds the display medium layer disposed between the first and second substrates. The second substrate includes a second conductive layer and a passivation layer disposed on the second conductive layer. The passivation layer reveals a portion of the second conductive layer. The conductor electrically connects a first conductive layer of the first substrate to the revealed portion of the second conductive layer and is disposed between the sealant and an edge of the display panel. A first conductive protrusion and a second conductive protrusion are sequentially disposed on one of the first and second substrates to form the conductor. A material of the second conductive protrusion may be formed from a conductive composite material, that may include a curable material.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: May 10, 2022
    Assignee: Himax Display, Inc.
    Inventor: Po-Hung Pan
  • Patent number: 11327380
    Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes, a base substrate, a thin film transistor layer, a first passivation layer, a quantum dot layer, a color filter layer, a planarization layer and a metal wire grid polarizing layer that are sequentially disposed on the base substrate. The quantum dot layer is located in a display region of the array substrate, and an orthographic projection of the color filter layer on the base substrate is within an orthographic projection of the color filter layer on the base substrate.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: May 10, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Shi Shu, Xiang Li, Chuanxiang Xu, Yong Yu, Haitao Huang, Yang Yue, Qi Yao, Rui Huang, Ge Shi, Kang Guo
  • Patent number: 11320689
    Abstract: The present disclosure provides a display device, which is divided into a camera placement area and a non-camera placement area, including a backlight module, a display module, and a camera. The display module includes an array substrate and a color filter substrate opposite to the array substrate. The array substrate and the color filter substrate together form a cell. Wherein, the display module provides fingerprint sensors corresponding to the camera placement area of the display device.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: May 3, 2022
    Inventor: Yong Yang
  • Patent number: 11314117
    Abstract: A display assembly, a display device, and a control method thereof are disclosed. The display assembly includes: a polymer dispersed liquid crystal layer; a first electrode layer and a second electrode layer for providing an electric field for the polymer dispersed liquid crystal layer; and a birefringent lens grating that is closer to a display side of the display assembly than the polymer dispersed liquid crystal layer. The birefringent lens grating is configured to transmit collimated light of a first polarization direction emitted from the polymer dispersed liquid crystal layer along an original optical path of the collimated light, and to refract collimated light of a second polarization direction emitted from the polymer dispersed liquid crystal layer to left and right eyes of an user, respectively. The first polarization direction is perpendicular to the second polarization direction.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: April 26, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Wei Wei
  • Patent number: 11307684
    Abstract: A touch array substrate, a display panel and a display device are provided. The touch array substrate includes a plurality of first electrodes disposed in a row direction and a column direction to form a plurality of electrode rows and a plurality of electrode columns. An edge of the plurality of first electrodes in the column direction includes a convex shape and a concave shape, the convex shape of an edge of one of two adjacent ones of the plurality of electrode columns extends into the concave shape of an edge of the other of the two adjacent ones of the plurality of electrode columns. The touch array substrate can avoid deficiencies such as a vertical line and the like in a macroscopic manner.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: April 19, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ruichen Zhang, Kaixuan Wang, Xiaoqing Peng, Dong Liang, Feifei Wang, Wenjun Xiao, Xingyou Luo
  • Patent number: 11300839
    Abstract: A display panel and a display device using the same are provided. The display panel includes: a first substrate including a display area and a wiring area, wherein active switches and pixel units are disposed on the display area of the first substrate, and the pixel units are coupled to the active switches, respectively; a second substrate disposed opposite the first substrate; a first drive line portion disposed in the wiring area and including first circuit leads; a second drive line portion disposed in the wiring area and including second circuit leads; and a first interface unit disposed between the first drive line portion and the second drive line portion. The first interface unit connects the first circuit leads to the second circuit leads, respectively, and the second drive line portion is electrically coupled to the first drive line portion to form a parallel circuit.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: April 12, 2022
    Assignee: HKC Corporation Limited
    Inventor: Beizhou Huang
  • Patent number: 11300822
    Abstract: The present disclosure provides a display panel, a method for manufacturing the same, and a display device. A display panel comprising a first substrate, a second substrate, a light source layer, an optical sensor, and an imaging section; wherein, the optical sensor, the first substrate, the imaging section, and the second substrate are sequentially stacked on a side of the light source layer; or the optical sensor, the light source layer, the imaging section, and the second substrate are sequentially stacked on a side of the first substrate, and the imaging section includes at least one through hole that allows light to pass through, and the imaging section is configured to image a surface of an object located near a surface of the display panel onto the optical sensor by way of pin hole imaging.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: April 12, 2022
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xinli Ma, Bingyang Liu, Xueqiang Qian, Dongchuan Chen, Kaixuan Wang