Patents Examined by Phu Vu
  • Patent number: 11156860
    Abstract: A display panel includes: a first substrate having a display area and a non-display area outside the display area, the display area having an imaginary corner, the first substrate having a first corner corresponding to the imaginary corner; and a second substrate including a first portion opposite a main face of the first substrate and a second portion extending out of the first substrate, the second substrate having a second corner corresponding to the imaginary corner, wherein the first corner is either chamfered or rounded.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: October 26, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Yohsuke Fujikawa
  • Patent number: 11150520
    Abstract: Each pixel has a reflection region to produce a display in reflection mode. The first substrate includes: a pixel electrode for each pixel; and a first vertical alignment film. The second substrate includes: an opposite electrode opposite the pixel electrodes; and a second vertical alignment film. Of the first and second vertical alignment films, only the second vertical alignment film exerts an alignment-regulating force that determines a pretilt angle. Each pixel electrode includes a plurality of subpixel electrodes. The opposite electrode has an opening in an area corresponding to one of four corners of at least one of the plurality of subpixel electrodes. Liquid crystal molecules in a thickness-wise middle portion of the liquid crystal layer on the subpixel electrode are oriented toward the opening.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: October 19, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Keiichi Ina, Takashi Satoh, Takahiro Sasaki
  • Patent number: 11143797
    Abstract: A display device is provided. The display device includes a display screen and an optical film structure arranged on a light exiting side of the display screen. The optical film structure includes a substrate layer and a first micro-lens array layer, where the substrate layer has a first surface and a second surface opposite to each other; the first micro-lens array layer is provided on at least one of the first surface and the second surface, and includes multiple micro-lenses arranged in sequence, each of the multiple micro-lenses has a size smaller than that of a sub-pixel, and edges of adjacent micro-lenses abut on each other.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: October 12, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yinwei Chen, Xuqing Feng, Zhenxing Luo, Liang Xiao, Guangquan Wang, Haiwei Sun, Fei Gao
  • Patent number: 11137642
    Abstract: A transparent liquid crystal display panel is provided, including a first substrate and a second substrate oppositely to each other, where the first substrate is configured to enable light incident therein to be transmitted through a reflection; a liquid crystal layer between the first substrate and the second substrate; a first grating layer between the liquid crystal layer and the first substrate, where the first grating layer includes a plurality of first gratings arranged in an array; a first electrode layer between the first grating layer and the liquid crystal layer, where the first electrode layer includes a plurality of first electrodes arranged in an array; and a second electrode layer between the liquid crystal layer and the second substrate; an orthographic projection of each of the first gratings onto the first substrate at least partially covers an area between orthographic projections of two adjacent first electrodes onto the first substrate; where the liquid crystal layer is configured to form
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: October 5, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Zhongxiao Li
  • Patent number: 11137651
    Abstract: To suppress a variation in characteristics of a transistor due to a released gas from an organic insulating film so that reliability of a display device is increased. The display device includes a transistor, an organic insulating film which is provided over the transistor in order to reduce unevenness due to the transistor, and a capacitor over the organic insulating film. An entire surface of the organic insulating film is not covered with components (a transparent conductive layer and an inorganic insulating film) of the capacitor, and a released gas from the organic insulating film can be released to the outside from exposed part of an upper surface of the organic insulating film.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: October 5, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Masatoshi Yokoyama, Shigeki Komori, Manabu Sato, Kenichi Okazaki, Shunpei Yamazaki
  • Patent number: 11126050
    Abstract: A pixel array substrate including a substrate, data lines, gate lines, pixels, and transfer lines is provided. The data lines are disposed on the substrate and arranged in a first direction. The gate lines are disposed on the substrate and arranged in a second direction interlaced with the first direction. The pixels are disposed on the substrate, each of which includes an active device electrically connected to one of the data lines and one of the gate lines and a pixel electrode electrically connected to the active device. The transfer lines are arranged in the first direction and electrically connected to the gate lines, respectively. The pixels include first pixels. In a top view of the pixel array substrate, at least one of the pixel electrodes of the first pixels is partially overlapped with one of the transfer lines. A driving method of a pixel array substrate is also provided.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: September 21, 2021
    Assignee: Au Optronics Corporation
    Inventors: Min-Tse Lee, Sheng-Yen Cheng, Yueh-Hung Chung, Kuang-Hsiang Liao, Yang-Chun Lee, Yan-Kai Wang, Ya-Ling Hsu, Yi-Ren Chen, Hung-Che Lin, Sheng-Ju Ho, Chien-Huang Liao, Chen-Hsien Liao
  • Patent number: 11126051
    Abstract: A pixel array substrate including a substrate, data lines, gate lines, pixels, and transfer lines is provided. The data lines are disposed on the substrate and arranged in a first direction. The gate lines are disposed on the substrate and arranged in a second direction interlaced with the first direction. The pixels are disposed on the substrate, each of which includes an active device electrically connected to one of the data lines and one of the gate lines and a pixel electrode electrically connected to the active device. The transfer lines are arranged in the first direction and electrically connected to the gate lines, respectively. The pixels include first pixels. In a top view of the pixel array substrate, at least one of the pixel electrodes of the first pixels is partially overlapped with one of the transfer lines. A driving method of a pixel array substrate is also provided.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: September 21, 2021
    Assignee: Au Optronics Corporation
    Inventors: Min-Tse Lee, Sheng-Yen Cheng, Yueh-Hung Chung, Kuang-Hsiang Liao, Yang-Chun Lee, Yan-Kai Wang, Ya-Ling Hsu, Yi-Ren Chen, Hung-Che Lin, Sheng-Ju Ho, Chien-Huang Liao, Chen-Hsien Liao
  • Patent number: 11119536
    Abstract: Provided are a flexible electronic device and a manufacturing method thereof. The flexible electronic device (200) comprises a flexible substrate (210) and a device layer formed on the flexible substrate (210). The device layer comprises a semiconductor structure (220) and a wire structure (230) connected to the semiconductor structure, the wire structure (230) having an extension direction same to a channel direction of the semiconductor structure (220). The extension direction of the first wire structure (230) forms an included angle smaller than 90° with respect to a stretching direction of the flexible substrate (210).
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: September 14, 2021
    Assignees: KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER CO., LTD., KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD.
    Inventors: Qi Shan, Kun Hu, Li Lin, Shixing Cai, Shengfang Liu
  • Patent number: 11119357
    Abstract: A display apparatus (1) comprises: a display panel (3); an optical sheet (4) having rectangular shape; and a support member (5) having a slider (S) supporting at least one side (41a) of the optical sheet, wherein the support member (5) has a support part (51) to which the slider (S) is slidably mounted, the optical sheet (4) has a fixing part to be fixed to the slider (S), the fixing part being provided along an end region positioned from a central region of the at least one side (41a) of the optical sheet (4) toward an end of the at least one side (41a) of the optical sheet (4), and the slider (S) slides with respect to the support part (51) in accordance with expansion and contraction of the optical sheet (4) in a direction along the at least one side (41a) of the optical sheet (4).
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: September 14, 2021
    Assignee: SAKAI DISPLAY PRODUCTS CORPORATION
    Inventor: Kazuki Nakamichi
  • Patent number: 11119375
    Abstract: A display panel and an electronic device are provided. The display panel includes a plurality of data lines positioned in a display region and arranged along a first direction; a plurality of scan lines; a plurality of sub-pixels; a plurality of light-shielding electrodes positioned in the display region and arranged along the first direction; a plurality of connection lines positioned in a non-display region; wherein each of the light-shielding electrodes overlaps corresponding one of the data lines, openings are provided between each two of the light-shielding electrodes so that each two of the light-shielding electrodes are not connected to each other, and each of the connection lines is connected to one of the light-shielding electrodes.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: September 14, 2021
    Inventor: Yinfeng Zhang
  • Patent number: 11119350
    Abstract: The present application discloses a display panel and a display apparatus. The display panel includes: a first substrate; a second substrate; and a plurality of spacers, supporting the first substrate and the second substrate, and disposed between the first substrate and the second substrate, where the spacers are disposed at an interval, and the spacers includes a first spacer and a second spacer, a height gap is formed between the first spacer and the second spacer.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: September 14, 2021
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yu-Jen Chen
  • Patent number: 11106068
    Abstract: A method of manufacturing a display device includes fixing a display panel to a stage, attaching a printed circuit board to a first side surface of the fixed display panel, and irradiating the first side surface of the display panel with light from a first lighting and irradiating a second side surface of the display panel opposite the first side surface of the display panel with light from a second lighting to check alignment of the printed circuit board.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: August 31, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Si Joon Song, Eui Jeong Kang, Byoung Yong Kim, Dae Hyuk Im, Young Min Park
  • Patent number: 11106067
    Abstract: To provide a display device that implements highly reliable waterproofness without reducing the ratio of a display member in a housing. The display device includes a display member having a flat-plate shape, a frame provided on a peripheral edge of a back surface facing a display surface of the display member, and a housing member provided on a side surface of the display member to surround the display surface, in which the housing member is provided with adhesive members on surfaces substantially parallel to the display surface and different from each other on a long side and a short side of the housing member, and at least one or more corners of four corners of the display surface are provided with a connecting adhesive member that connects the adhesive member of the long side of the housing member and the adhesive member of the short side of the housing member.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: August 31, 2021
    Assignee: SONY CORPORATION
    Inventors: Kiyohito Fujita, Takuya Inaba, Takashi Arai, Hiroshi Kubo, Yasuhiro Kageyama, Tomohito Oda, Koichiro Takashima
  • Patent number: 11106094
    Abstract: A liquid crystal display comprises a plurality of pixels, wherein the pixels comprise first pixels, second pixels, and third pixels, each of the third pixels comprises a third/first pixel and a third/second pixel including spacers that are different from each other, each of the pixels comprises a transistor and an opening exposing at least part of the transistor, at least one of the first pixel and the second pixel comprises a first spacer, the third/first pixel comprises a second spacer having a smaller area than the first spacer in a plan view, the third/second pixel comprises a third spacer having a different height from the first spacer and the second spacer, the first spacer and the second spacer overlap the opening of the pixel in which the first spacer and the second spacer are respectively disposed, and the third pixels corresponds to different colors from the first pixel and the second pixel.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: August 31, 2021
    Inventor: Yong Hee Lee
  • Patent number: 11099448
    Abstract: A switchable backlight for a switchable privacy display apparatus comprises a collimated backlight arranged to provide two off-axis beams and at least one polar control liquid crystal retarder arranged between parallel polarisers. The alignment layers of the liquid crystal retarder are rotated with respect to the electric vector transmission direction of the polarisers. In use in the centre stack of a vehicle, in one mode of operation high image luminance and high image visibility is provided for the passenger while the image is invisible to the driver. In another mode of operation an image is provided to the driver with low stray light to the passenger for night time operation. In a third mode of operation both passenger and driver can see an image with high luminance and image visibility.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: August 24, 2021
    Assignee: RealD Spark, LLC
    Inventors: Graham J. Woodgate, Michael G. Robinson, Jonathan Harrold
  • Patent number: 11086167
    Abstract: A liquid crystal display panel includes in the following order: a first substrate including pixel electrodes; a first vertical alignment film; a liquid crystal layer containing liquid crystal molecules; a second vertical alignment film; and a second substrate including a counter electrode. The liquid crystal display panel includes pixels each including four alignment regions which provide different tilt azimuths to the liquid crystal molecules and are arranged in a longitudinal direction of each pixel. The liquid crystal display panel includes first, second, third, and fourth alignment regions providing the respective specific alignment azimuths. The liquid crystal molecules are aligned in a direction substantially perpendicular to the first and second vertical alignment films and at a tilt in the respective tilt azimuth directions with no voltage applied to the liquid crystal layer and are to be more tilted in the respective tilt azimuth directions upon application of voltage to the liquid crystal layer.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: August 10, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Fumikazu Shimoshikiryoh, Takehisa Yoshida
  • Patent number: 11079646
    Abstract: A display device comprising a spatial light modulator having a display polariser arranged on one side of the spatial light modulator is provided with an additional polariser arranged on the same side as the display polariser and polar control retarders between the additional polariser and the display polariser. The polar control retarders include a liquid crystal retarder having two surface alignment layers disposed adjacent to a layer of liquid crystal material on opposite sides. The surface alignment layers provide alignment in the adjacent liquid crystal material with an in-plane component, wherein the angle of said in-plane component changes monotonically along a predetermined axis across the display device, providing reduction of luminance in directions that are offset from a viewing axis, increasing uniformity in the reduction of luminance in directions that are offset from a viewing axis.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: August 3, 2021
    Assignee: RealD Spark, LLC
    Inventors: Michael G. Robinson, Graham J. Woodgate
  • Patent number: 11079625
    Abstract: A reflection sheet stacked on a mounting surface of a light source substrate on which light sources are mounted includes an insulating sheet and a reflection layer. The insulating sheet is made of an insulating material. The reflection layer includes a metal thin film stacked on the insulating sheet. Holes are drilled through the reflection layer and the insulating sheet in a stacking direction in which the reflection layer is stacked on the insulating sheet so that the light sources are exposed therethrough. The reflection layer is divided into divided reflection areas by slits. The holes are formed in the divided reflection areas, respectively.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: August 3, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hisashi Watanabe, Hirotoshi Yasunaga, Youzou Kyoukane, Takeshi Masuda
  • Patent number: 11067849
    Abstract: A liquid crystal display apparatus includes a quadrangular liquid crystal panel, a light guiding plate formed in a quadrangular shape substantially the same as that of the liquid crystal panel and having a pair of convex portions that protrude outward from a pair of end surfaces, and a frame having a light source holding plate in which a light source is mounted on a light source fixing plate, the light source fixing plate facing the one end surface, the back-side portion being formed in a quadrangular shape substantially the same as that of the liquid crystal panel. Bent side plate portions, which face the pair of end surfaces, are respectively provided on a pair of side portions of the back-side portion. Notches, into which the convex portions are fitted, are provided in the pair of bent side plate portions.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: July 20, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shuji Yamashita, Hisanori Sasaki, Satoru Shibata
  • Patent number: 11067852
    Abstract: The present disclosure describes a liquid crystal display device. The liquid crystal display device includes a back plate, a middle frame and a diffusion plate. The back plate includes a bottom portion, and a side wall perpendicular to the bottom portion. The middle frame includes a first support portion and a second support portion which are disposed in opposite, and a middle frame connection portion. The middle frame connection portion connects the first support portion and the second support portion. The first support portion is parallel to the bottom portion. The first support portion, the second support portion and the middle frame connection portion form a recess. A portion of the diffusion plate is within the recess.
    Type: Grant
    Filed: February 17, 2020
    Date of Patent: July 20, 2021
    Assignee: HISENSE VISUAL TECHNOLOGY CO., LTD.
    Inventors: Guangwei Yan, Zhiqiang Tang, Ningning Cheng, Jianguo Han