Patents Examined by Dung T. Nguyen
  • Patent number: 12353090
    Abstract: An electronic device includes a substrate and data lines, gate lines, spacers, a first light-shielding layer, a second light-shielding layer and a third light-shielding layer disposed on the substrate. The data lines and the gate lines respectively extend along a first direction and a second direction different from the first direction. The first light-shielding layer includes a plurality of first light-shielding elements arranged corresponding to the data lines respectively and extending along the first direction. The second light-shielding layer includes a plurality of second light-shielding elements arranged corresponding to the gate lines respectively and extending along the second direction. The third light-shielding layer is arranged corresponding to a part of the spacers.
    Type: Grant
    Filed: February 18, 2024
    Date of Patent: July 8, 2025
    Assignee: InnoLux Corporation
    Inventors: Chia-Hao Tsai, Ming-Jou Tai
  • Patent number: 12353101
    Abstract: An optical device includes a liquid crystal layer having a first plurality of liquid crystal molecules arranged in a first pattern and a second plurality of liquid crystal molecules arranged in a second pattern. The first and the second pattern are separated from each other by a distance of about 20 nm to about 100 nm along a longitudinal or a transverse axis of the liquid crystal layer. The first and the second plurality of liquid crystal molecules are configured as first and second grating structures that can redirect light of visible or infrared wavelengths.
    Type: Grant
    Filed: May 25, 2023
    Date of Patent: July 8, 2025
    Assignee: Magic Leap, Inc.
    Inventors: Chulwoo Oh, Mauro Melli, Christophe Peroz, Vikramjit Singh, Frank Xu, Michael Anthony Klug
  • Patent number: 12353091
    Abstract: An exemplary display device includes: a display panel; a color conversion panel overlapping the display panel; and an optical bonding layer positioned between the display panel and the color conversion panel. The color conversion panel includes: a substrate; a color conversion layer and a transmission layer positioned between the substrate and the display panel; a first capping layer having one side facing the color conversion layer and the transmission layer, and another side facing the display panel; a second capping layer positioned between the first capping layer and the display panel; and an optical layer positioned between the first capping layer and the second capping layer and/or between the second capping layer and the optical bonding layer. A refractive index of the optical layer is lower than at least one of a refractive index of the first capping layer and a refractive index of the second capping layer.
    Type: Grant
    Filed: October 27, 2023
    Date of Patent: July 8, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung-Jin Chu, Seung-Jin Baek, Young Min Kim, Hae Il Park, Kun Hee Jo
  • Patent number: 12345951
    Abstract: Provided is a wide-angle lens assembly including, in an order from an object side to an image side along an optical axis, a first lens element with negative refractive power, having an image-side surface being concave; a second lens element with negative refractive power, having an image-side surface being concave; a third lens element with negative refractive power; a fourth lens element with positive refractive power; a fifth lens element with a refractive power; a sixth lens element with positive refractive power, having an object-side surface being convex and an image-side surface being convex; a seventh lens element with negative refractive power; and an eighth lens element with positive refractive power, having an object-side surface being convex and an image-side surface being convex. The wide-angle lens assembly is characterized by small size, excellent resolution and great environmental tolerance.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: July 1, 2025
    Assignees: SINTAI OPTICAL (SHENZHEN) CO., LTD., ASIA OPTICAL CO., INC.
    Inventor: Yan-jie Syu
  • Patent number: 12345982
    Abstract: According to one embodiment, a display device including a liquid crystal layer containing strip-like polymers and liquid crystal molecules, a third transparent substrate, and a transparent layer disposed on the third transparent substrate and having a refractive index lower than that of the third transparent substrate, wherein the transparent layer includes strip portions which include first and second end portions, and a middle portion, the first end portion has a first width greater than a width of the middle portion, the second end portion has a second width greater than the width of the middle portion, and first wiring lines overlap the strip portions, respectively and extend in a same direction.
    Type: Grant
    Filed: June 28, 2024
    Date of Patent: July 1, 2025
    Assignee: Japan Display Inc.
    Inventors: Tenfu Nakamura, Kentaro Okuyama, Kojiro Ikeda
  • Patent number: 12349466
    Abstract: A display panel includes a first substrate and a second substrate disposed opposite to each other and spaced apart from each other, and a second semiconductor layer. The first substrate includes a first base substrate, a first metal layer, a first semiconductor layer, and a second metal layer. The first metal layer is disposed on the first base substrate. The first semiconductor layer is disposed on the first metal layer. The second metal layer is disposed on the first semiconductor layer. The second substrate includes a second base substrate and a third metal layer. The third metal layer is disposed on the second base substrate. The second semiconductor layer is disposed between the first metal layer and the third metal layer. The first semiconductor layer is insulated from the second semiconductor layer.
    Type: Grant
    Filed: April 13, 2022
    Date of Patent: July 1, 2025
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Lixia Li
  • Patent number: 12339544
    Abstract: A display panel, comprising open areas; a non-open area; an array substrate comprising a first substrate and gate lines, data lines, thin film transistors and raised portions located in the non-open area, wherein orthographic projections of the data lines on the first substrate have overlaps with orthographic projections of the gate lines on the first substrate, orthographic projections of the raised portions on the first substrate are located within the orthographic projections of the gate lines on the first substrate; and a color filter substrate comprising a second substrate and spacers located on a side of the second substrate; wherein orthographic projections of the spacers on the first substrate have overlaps with the orthographic projections of the raised portions and overlapping parts of the data lines and the gate lines on the first substrate.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: June 24, 2025
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yingying Qu, Jianhua Huang, Qiujie Su, Yifu Chen, Zhihua Sun, Yu Zhang, Jiantao Liu
  • Patent number: 12339546
    Abstract: A light adjustment device includes a panel unit in which a plurality of light adjustment panels are stacked in a first direction, each light adjustment panel including a first substrate and a second substrate, the first substrate including two or more terminal groups; and flexible printed circuits each coupled to one of the terminal groups of one of the light adjustment panels. When the panel unit is viewed in the first direction, a plurality of the terminal groups coupled to the flexible printed circuits are provided at each of an end part of the light adjustment panel in a second direction intersecting the first direction and an end part of the light adjustment panel in a third direction opposite the second direction, and the plurality of flexible printed circuits are not superimposed on each other.
    Type: Grant
    Filed: April 17, 2024
    Date of Patent: June 24, 2025
    Assignee: Japan Display Inc.
    Inventors: Koichi Nagao, Takeo Koito
  • Patent number: 12326548
    Abstract: A confocal scanner (21) according to the present disclosure includes a first pinhole array disk (211a), a second pinhole array disk (211b), a condensing element array disk (212) located between the first pinhole array disk (211a) and the second pinhole array disk (211b), a connecting shaft (213) connecting the first pinhole array disk (211a), the second pinhole array disk (211b), and the condensing element array disk (212), and a motor (214) configured, together with the connecting shaft (213), to rotate the first pinhole array disk (211a), the second pinhole array disk (211b), and the condensing element array disk (212). The first pinhole array disk (211a) is located at a first focal plane, the second pinhole array disk (211b) is located at a second focal plane, and a diameter of first pinholes and a diameter of second pinholes are different from each other.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: June 10, 2025
    Assignee: YOKOGAWA ELECTRIC CORPORATION
    Inventor: Takayuki Kei
  • Patent number: 12327823
    Abstract: A display panel and a display device are disclosed. The display panel includes: first pixels, second pixels and first pixel groups; each first pixel group includes a third pixel, and each first pixel includes a first sub-pixel opening region; each second pixel includes a second sub-pixel opening region; each third pixel includes a third sub-pixel opening region; a first ratio of an area of the first sub-pixel opening region to an area of a sub-pixel corresponding to the first sub-pixel opening region in a display region is less than a second ratio of an area of the second sub-pixel opening region to an area of a sub-pixel in the second pixel; a third ratio of an area of the third sub-pixel opening region to an area of a sub-pixel in the third pixel is not less than the first ratio; and the third ratio is less than the second ratio.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: June 10, 2025
    Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zecun Zeng, Tao Fang, Wenli Fan, Tianfeng Zhang, Xin Fang, Sangjin Park, Baoqiang Wang
  • Patent number: 12326542
    Abstract: The present disclosure relates to a lens optical system, which includes: a first lens group having a positive refractive power; a second lens group which performs focusing and has a negative refractive power; and a third lens group having a positive refractive power. A lens among lenses included in the first lens group, which is closest to an object, is a meniscus lens having a positive refractive power, the second lens group includes only a single lens, and a lens among lenses included in the third lens group, which is closest to an image, is a meniscus lens having a negative refractive power. When the second lens group performs focusing, the first lens group and the third lens group are fixed, have F number of 1.8 or lower, and have a half field of view within a range of 13 to 18 degrees.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: June 10, 2025
    Assignee: SAMYANG OPTICS CO., LTD
    Inventor: Moon Kyung Kim
  • Patent number: 12298612
    Abstract: An electronic device is provided. The electronic device includes a display panel, a light-controlling layer, a retardation layer, and a first linear polarizer. The light-controlling layer is disposed between the display panel and the retardation layer. The retardation layer is disposed between the light-controlling layer and the first linear polarizer. A first transmission direction of the first linear polarizer is different from a second transmission direction of at least a portion of an incident light. The incident light passes through the retardation layer so as to enter the first linear polarizer.
    Type: Grant
    Filed: September 6, 2023
    Date of Patent: May 13, 2025
    Assignee: INNOLUX CORPORATION
    Inventors: Jo-Hsin Wang, Hong-Sheng Hsieh
  • Patent number: 12292657
    Abstract: A manufacturing method of an electronic component includes preparing a first structure in which a first electrode is arranged on a first main surface of a first substrate, preparing a second structure in which a second electrode is arranged on a first main surface of a second substrate, and curing a bonding member while making the first main surface of the first substrate and the first main surface of the second substrate face each other via the bonding member and applying a force to the first structure and the second structure so as to pressurize the bonding member. At least one of the first electrode and the second electrode includes a window portion. In the curing, the bonding member is cured by irradiating the bonding member with light through the window portion.
    Type: Grant
    Filed: May 16, 2024
    Date of Patent: May 6, 2025
    Assignee: Canon Kabushiki Kaisha
    Inventor: Jun Tsukano
  • Patent number: 12292654
    Abstract: Provided is a liquid crystal display device that can achieve high-speed response in both rise time and fall time and has a high transmittance, a high contrast ratio, and excellent viewing angle characteristics. The liquid crystal display device provides color display using a field sequential driving system where each frame period includes subframe periods and includes: a liquid crystal display panel; a light source that irradiates the liquid crystal display panel with lights of multiple colors; and a controller that drives the light source to time-divisionally irradiate the liquid crystal display panel with the lights of multiple colors. The liquid crystal display panel includes, sequentially in the following order: a first substrate including pixel electrodes; a first alignment film; a liquid crystal layer; a second alignment film; and a second substrate including a common electrode.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: May 6, 2025
    Assignee: Sharp Display Technology Corporation
    Inventors: Shinichi Terashita, Kouichi Watanabe, Fumikazu Shimoshikiryoh
  • Patent number: 12287553
    Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes one start data line, N?1 intermediate data line and one end data line. The array substrate further includes a first driving circuit and a second driving circuit, the first driving circuit is arranged at a first side of the plurality of data lines, and the second driving circuit is arranged at a second side of the plurality of data lines opposite to the first side in a first direction. The first driving circuit is electrically connected to the first end of each of the plurality of data lines. The first driving circuit is electrically coupled to first ends of the plurality of data lines, a first end of the end data line is electrically coupled to a first end of the start data line, and the second driving circuit is electrically coupled to second ends of the plurality of data lines.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: April 29, 2025
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenpeng Ma, Yinlong Zhang, Zhihua Sun, Shulin Yao, Pengfei Hu, Qi Li, Xibin Shao, Yanping Liao
  • Patent number: 12287548
    Abstract: A display device includes: a plurality of first colored particles contained in a space between a first substrate and a second substrate; a light-emitting portion having a first light-emitting element provided on the first substrate, and a first-light-emitting-element driving circuit provided on the first substrate and configured to drive the first light-emitting element; a first transparent portion disposed in a direction along a main surface of the first substrate with respect to the light-emitting portion; a first electrode provided in the light-emitting portion; and a second electrode provided in the first transparent portion and being nckudestransparent. The display device is capable of switching between a light-transmitting state of the first transparent portion in which the first electrode attracts the plurality of first colored particles, and a light-blocking state of the first transparent portion in which the second electrode attracts the plurality of first colored particles.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: April 29, 2025
    Assignee: Sharp Display Technology Corporation
    Inventors: Kimiaki Nakamura, Masakazu Shibasaki, Yasuhiro Haseba, Koji Murata
  • Patent number: 12282227
    Abstract: The present disclosure relates to an array substrate. At least one of a pixel electrode and a common electrode in the array substrate has an electrode structure. The electrode structure includes: first and second electrode portions, and a conductive connection portion. The first electrode portion includes a first connection bar and first electrode bars. The second electrode portion includes a second connection bar and second electrode bars. No common line is provided in each of the sub-pixel regions.
    Type: Grant
    Filed: December 26, 2023
    Date of Patent: April 22, 2025
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yifu Chen, Yingying Qu, Ting Dong, Jianhua Huang, Lingdan Bo, Feng Qu
  • Patent number: 12282237
    Abstract: The present application discloses a display device, the display device includes: a display panel and a printed circuit board. A first bonding region is disposed on the display panel. The first bonding region includes a first bonding terminal. A second bonding region is disposed on the printed circuit board. The second bonding region includes a second bonding terminal. The first bonding terminal is connected to and contacts the second bonding terminal. The display device provided by the present application can reduce a width of a frame of the display device and improve a screen ratio of the display device.
    Type: Grant
    Filed: April 14, 2023
    Date of Patent: April 22, 2025
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Xialing Liu, Changwen Ma, Zhou Zhang
  • Patent number: 12276886
    Abstract: A curved display panel includes a first substrate, pixel units disposed on the first substrate, and black matrices disposed on a side of the sub-pixel away from the first substrate. Each of the pixel units includes a plurality of sub-pixels disposed in an array along a first direction and a second direction, each of the sub-pixels includes a long side and a short side, the long side extends along the first direction, the short side extends along the second direction. Each of the black matrices includes a first sub-part and a second sub-part, an orthographic projection of the first sub-part on the first substrate is located at an interval between orthographic projections of two adjacent sub-pixels on the first substrate, and an orthographic projection of the second sub-part on the first substrate overlaps with an orthographic projection of the short side of the sub-pixel on the first substrate.
    Type: Grant
    Filed: September 20, 2023
    Date of Patent: April 15, 2025
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Jing Lv, Teng Wu, Li Zhang
  • Patent number: 12271074
    Abstract: The present application discloses a liquid crystal display panel and a method of manufacturing the same. The liquid crystal display panel includes a pixel area, and further includes: a glass substrate serving as a light guide plate; a reflective layer disposed on a side of the light guide plate; a grating structure disposed on a side of the light guide plate away from the reflective layer, and corresponding to the pixel area; a planarization layer disposed on a side of the grating structure away from the light guide plate; and a thin-film transistor layer disposed on a side of the planarization layer away from the light guide plate.
    Type: Grant
    Filed: February 29, 2024
    Date of Patent: April 8, 2025
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bingkun Yin, Changchih Huang, Guanghui Liu