Patents Examined by Mariceli Santiago
  • Display device and manufacturing method thereof
    Patent number: 11409147
    Abstract: A novel foldable display device or an electronic device using the same, e.g., a portable information processor or a portable communication information device, is provided. A foldable display device of which a display panel can be folded n times (n?1, and n is a natural number) at a curvature radius of greater than or equal to 1 mm and less than or equal to 100 mm is obtained. The display device can be miniaturized by being foldable. In addition, in the state where the flexible display panel is opened, display which is unbroken and continuous over a plurality of housings is possible. The plurality of housings can store a circuit, an electronic component, a battery and the like inside as appropriate, and the thickness of each housing can be small.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: August 9, 2022
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Yoshiharu Hirakata
  • Display panel, manufacturing method thereof and display apparatus
    Patent number: 11409171
    Abstract: The present application discloses a display panel, a manufacturing method and a display apparatus. The display panel includes: a first substrate; a first metal layer formed on the first substrate; a second metal layer; and a black color resistance layer formed between the first metal layer and the second metal layer; the first metal layer is a scan line, the second metal layer is a data line, and an insulating layer and the black color resistance layer are disposed at the intersection of the scan line and the data line.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: August 9, 2022
    Assignee: HKC CORPORATION LIMITED
    Inventor: Chunhui Yang
  • Vehicle LED lamp having a bulb base tensioning spring
    Patent number: 11396988
    Abstract: The present subject matter relates to headlight bulb devices, systems, and methods for vehicle headlights in which a headlight bulb assembly includes a bulb mounting collar configured to be engaged with a bulb base cavity in a housing of the vehicle headlight; a bulb body comprising one or more LED element, wherein the bulb body is configured to be coupled to the bulb mounting collar, and wherein the bulb body is rotatable to a range of angular positions relative to the bulb mounting collar; and a tension spring configured to apply a biasing force that acts to retain one or both of the bulb mounting collar or the bulb body in a desired position with respect to the bulb base cavity.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: July 26, 2022
    Inventor: Yoshitaka Ishida
  • Light emitting apparatus, and method of adjusting emission spectrum thereof, backlight module and liquid crystal display apparatus
    Patent number: 11391989
    Abstract: A light emitting apparatus, a method of adjusting a light emission spectrum thereof, a backlight module and a liquid crystal display apparatus. The light emitting apparatus includes a light source and a color filter layer on a light exiting side of the light source. The color filter layer includes color filters of at least two colors arranged in an array, and the color filter layer is configured to have different transmissions to light of the at least two colors in white light emitted from the light source.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: July 19, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Donglong Lin, Peng Wu, Zeyuan Tong, Fujian Ren, Wenyang Li, Bin Long, Zhipeng Zhang, Dong Cui, Rui Han, Qing Ma
  • Display module and glue dispensing method hereof
    Patent number: 11385487
    Abstract: A display module and a glue dispensing method thereof are provided. The display module includes a display panel and a backlight module, and a polarizer is disposed between the display panel and the backlight module. The display module includes a blind hole for under-screen camera lighting in a display area, and the display panel includes a light transmission region and a light non-transmission region which are disposed corresponding to the blind hole. An aperture of the polarizer corresponding to the blind hole is reduced and blackened at an edge, thereby omitting the first glue dispensing process in the blind hole of the conventional structures.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: July 12, 2022
    Inventor: Wei Zhang
  • Microscale gas breakdown device and process
    Patent number: 11371960
    Abstract: A microscale gas breakdown device includes a first surface and a second surface. The first surface and the second surface define a gap distance. The device includes a perturbation on the first surface or the second surface. The perturbation is defined by a height value and a radius value. The device includes a current source or a voltage source configured to apply a current or a voltage across the first surface and the second surface. In response to the current or the voltage being applied, a resulting discharge travels along a first discharge path in response to being exposed to a high pressure and a second discharge path in response to being exposed to a low pressure.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: June 28, 2022
    Assignee: Board of Trustees of Michigan State University
    Inventors: Yangyang Fu, Peng Zhang, John P. Verboncoeur
  • Backlight module and manufacturing method of same
    Patent number: 11374156
    Abstract: A backlight module and a manufacturing method of same are provided by this disclosure. The backlight module includes a frame, a thermoelectric device group, a first heat conductive layer and a lamp plate. The thermoelectric device group is disposed on a bottom surface inside the frame. The first heat conductive layer is disposed on a surface at a side of the thermoelectric device group away from the frame. The lamp plate is disposed on a surface at a side of the first heat conductive layer away from the frame.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: June 28, 2022
    Inventor: Weikang Hou
  • Liquid crystal display panel and manufacturing method of display module
    Patent number: 11366349
    Abstract: A liquid crystal display panel and a manufacturing method of a display module are provided. Cutting guide slots are formed on a transparent base of the liquid crystal display panel, and depths of the cutting guide slots are less than a thickness of the transparent base, which does not affect normal attachment of polarizers, so that after the polarizers are attached on the liquid crystal display panel, due to a presence of the cutting guide slots, strong laser energy is not required to realize cutting of the liquid crystal display panel, which improves cutting yield.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: June 21, 2022
    Inventor: Huihua Liao
  • Display equipment and method for manufacturing display equipment
    Patent number: 11360349
    Abstract: The display equipment includes: a housing, including a backplane and a side wall perpendicular to the backplane; a display component, placed parallel to the backplane, and covering the backplane and the side wall of the housing; and a fixing component, located between the backplane and the display component, and fixing the housing to the display component.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: June 14, 2022
    Assignee: Beijing Xiaomi Mobile Software Co., Ltd.
    Inventor: Zhaonan Liu
  • Flexible substrate, method for producing the same and flexible display device
    Patent number: 11360337
    Abstract: A flexible substrate is provided. The flexible substrate includes: a flexible layer, wherein the flexible layer has a plurality of notches which have a first maximum width along a stretching direction in a stretched state of the flexible layer and have a second maximum width along the stretch direction in an unstretched state of the flexible layer, and wherein the first maximum width is greater than the second maximum width. A flexible display apparatus including the above flexible substrate and a method for producing the flexible substrate are also provided.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: June 14, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pinfan Wang, Mingche Hsieh, Yuanzheng Guo
  • Backlight module, display device and method for manufacturing backlight module
    Patent number: 11353743
    Abstract: The present disclosure relates to a backlight module, a display device, and a method for manufacturing the backlight module. The backlight module includes: a substrate; an optical film layer disposed on one side of the substrate; and at least one photosensitive element disposed on the substrate and configured to sense light from one side of the optical film layer away from the substrate; wherein the optical film layer is provided with a micro-hole array, and an orthographic projection of the micro-hole array on the substrate at least partially overlaps with that of the at least one photosensitive element on the substrate.
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: June 7, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Pengpeng Wang, Haisheng Wang, Xiaoliang Ding, Yangbing Li, Ping Zhang, Likai Deng
  • Optical unit
    Patent number: 11353188
    Abstract: An optical unit includes a light source and a rotary reflector that rotates about an axis of rotation while reflecting light emitted from the light source. The rotary reflector is disposed such that the axis of rotation of the rotary reflector intersects a horizontal plane.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: June 7, 2022
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventor: Satoshi Yamamura
  • Chromaticity optimization method for liquid crystal display and liquid crystal display device
    Patent number: 11340499
    Abstract: The present invention discloses a chromaticity optimization method for a liquid crystal display and the liquid crystal display. Since there are different combinations between liquid crystal panels and backlight units, a cross-matching operation is conducted to get optimized results in matching pairs each made up of one of the liquid crystal panels and one of the backlight units, so that chromaticity coordinates (x, y) at a white point of each assembled liquid crystal display have a tolerance range of ±0.015. This effectively improves chromaticity errors of the assembled liquid crystal display and can be implemented in automated production.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: May 24, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yingbo Zheng
  • Field emission device
    Patent number: 11342153
    Abstract: Provided is a field emission device including a cathode electrode and an anode electrode, which are spaced apart from each other, an emitter disposed on the cathode electrode, a gate electrode disposed between the cathode electrode and the anode electrode and including a gate opening that overlaps the emitter, and a plurality of alignment electrodes disposed between the gate electrode and the cathode electrode. Here, the alignment electrodes surround a side surface of the emitter.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: May 24, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae-Woo Kim, Yoon-Ho Song, Eun Sol Ko
  • Lamp device for vehicle
    Patent number: 11339946
    Abstract: A lamp device applied to a vehicle may include a flow change generation device which accelerates an air flow in a space around a heat sink dissipating the heat due to the radiation of the light of a light source of an optical module to form the flow enhancing heat-dissipation efficiency of the heat sink, and generates the flow by the shake due to any one of an inertia force of a vehicle, a magnetic force, and a combination of the inertial force of the vehicle and the magnetic force, enhancing heat-dissipation efficiency by the heat dissipation using a change in the flow around a heat source together with the heat dissipation due to the heat sink.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: May 24, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Seung-Pyo Hong
  • Wiring system for ground mounted lighting fixtures
    Patent number: 11333337
    Abstract: A wiring system for ground mounted lighting fixtures comprises a base of the lighting fixture that is located on top of the ground surface. The above-ground base includes a wiring box and construction of the base resists sprinkler water and rain from entering the wiring box. A connector device is mounted in the wiring box and has multiple ports for interconnecting the wires of the incoming power cable with wires of the outgoing power cable and interconnecting those wires with the wires of the power cable of the light source in the fixture. The connector device includes an internal circuit that provides a parallel connection of the light source cable with the incoming and outgoing power cables. Spring lever clamps are used to secure the various wires in the connector device ports and in connection with the internal circuit. The wiring box is thus integral with the light fixture.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: May 17, 2022
    Inventor: Paul E. Britt
  • Display device, illumination device, and light guiding member
    Patent number: 11333818
    Abstract: According to an aspect, a display device includes: a display panel configured to transmit light; and an illumination device provided on a rear surface side of the display panel. The illumination device includes a plurality of light sources configured to emit light, and a light guiding member that has translucency and is arranged between the light sources on the rear surface side of the display panel. The light guiding member has a plurality of holes each of which opens in a first direction intersecting with a rear surface of the display panel and in each of which a corresponding one of the light sources is disposed, and a light guiding portion surrounding the holes. A rear surface of the light guiding portion is provided with a first inclined surface inclined with respect to the first direction and a plane orthogonal to the first direction.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: May 17, 2022
    Assignee: Japan Display Inc.
    Inventors: Koji Hiramoto, Masafumi Okada, Hiroshi Nakamoto, Ken Kagabu, Ken Sugiyama
  • Spotlight illumination system using optical element
    Patent number: 11326758
    Abstract: An illumination system for a vehicle includes a light source to emit light along an optical path and into an environment. A lens is positioned along the optical path and configured to collimate the light to a light beam. An optical element, having a body comprising four sides and a reflective member within the body, is positioned along the optical path and configured to redirect the light beam. The optical element is configured to move around an optical element axis to change a direction the light beam is transmitted into the environment. The illumination system is configured to receive a target position within the environment and move the optical element to fixate the light beam onto the target position.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: May 10, 2022
    Assignee: VEONEER US, INC.
    Inventor: Bernard de Mersseman
  • Display device
    Patent number: 11329255
    Abstract: A display device is disclosed, wherein the display device comprises a hole area on a substrate, a buffer area configured to surround the hole area, and a display area configured to surround the buffer area, wherein the display area includes a thin film transistor including a gate electrode, a source electrode, and a drain electrode on the substrate, the buffer area is provided with a damage preventing portion configured to control damages generated in a process of forming the hole area from extending to the display area, and the damage preventing portion is formed of a same material as a material of the source and drain electrodes.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: May 10, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: SangHyun Lim, MinJi Kang, SeHwan Na
  • Optical device for an automobile vehicle
    Patent number: 11320112
    Abstract: The present invention relates to an optical device that includes a light guide; at least a first and a second light source; at least a first and a second optical coupler; and at least one collimator to generate a first collimated light beam and a second collimated light beam. The at least one first optical coupler is configured to receive the first collimated light beam that is directed along a first optical axis towards a first region of the light exit face producing a first photometric function. The at least one second optical coupler is configured to receive the second collimated light beam that is directed along a second optical axis towards a second region of the light exit face producing a second photometric function.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: May 3, 2022
    Assignee: Valeo North America, Inc.
    Inventors: Charles Crespin, Lionel Floc′h