Patents Examined by Donald L Raleigh
  • Patent number: 11592344
    Abstract: A stretchable strain sensor may exhibit wavelength selectivity according to a thickness change of a thickness of the stretchable strain sensor, in a thickness direction extending parallel to the thickness of the stretchable strain sensor, due to elongation of the stretchable strain sensor in an elongation direction extending perpendicular to the thickness direction. The stretchable strain sensor may have an emission spectrum that changes according to strain variation of a strain on the stretchable strain sensor.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: February 28, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Gae Hwang Lee, Youngjun Yun
  • Patent number: 11585702
    Abstract: A temperature detection device includes: a temperature detection element; a constant current circuit configured to supply a driving current to the temperature detection element; and a temperature signal generation unit configured to convert a voltage of the temperature detection element when the driving current is supplied to the temperature detection element into a temperature signal. The temperature detection device includes a driving current monitoring circuit configured to monitor change in the driving current outputted from the constant current circuit. The driving current monitoring circuit includes a current-voltage conversion unit voltage of which changes corresponding to a change in the driving current, and outputs by a switching circuit the voltage when the driving current is supplied from the constant current circuit to the current-voltage conversion unit.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: February 21, 2023
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Shinsuke Fujikawa
  • Patent number: 11585501
    Abstract: Disclosed is a junction device for joining adjacent housing sections of a light fixture housing assembly, having a junction body structure formed from at least one junction body segment. A plurality of coupling units, each with at least one first boundary including at least one male portion or at least one female portion. The male and/or female portions are configured to enable each corresponding portion a first of the coupling units to receive the male portion of a second of the coupling units. Each of at least two of the coupling units including a first segment formed with the at least one junction body segment at respective first boundaries with the corresponding male or female portions extending therefrom. Each of the male and female portions is configured to be associated with a first locking structure to lock the female and male portions together to form the assembled light fixture housing.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: February 21, 2023
    Assignee: Axis Lighting Inc.
    Inventors: Howard Yaphe, Andrew Miles, Stephane Beland, Jean Gagne
  • Patent number: 11587999
    Abstract: A display device includes: a first display panel configured to emit light in a first direction from first display elements to display an image, the first display panel including a main display area and a component area; a second display panel arranged under the first display panel and including a second display area configured to emit light in the first direction from second display elements to display an image; and a component arranged below the first display panel and configured to receive light from outside of the display device.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: February 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seunglyong Bok, Youngran Son
  • Patent number: 11580782
    Abstract: Embodiments of the present invention provide a display panel, including a display region, wherein the display region includes an iris recognition region; the display panel further includes a light conversion layer disposed in the iris recognition region, the light conversion layer is configured to convert visible light incident on the light conversion layer into infrared light, and the infrared light is emitted from a display side of the display panel.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: February 14, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Qing Wang, Shengji Yang, Xiaochuan Chen, Kuanta Huang
  • Patent number: 11579473
    Abstract: A display device includes a display panel including: a display area at which an image is displayed and a bezel area which is adjacent to the display area, and a pixel including a pixel circuit and a light emitting layer, the pixel circuit defining a stacked structure; a window; and a pattern film between the display panel and the window, the pattern film including: a first film including a first area and a second area which respectively correspond to the display area and the bezel area of the display panel, and a pattern layer on the second film in the second area thereof. The pattern layer of the pattern film includes a same stacked structure as the stacked structure defined by the pixel circuit of the display panel.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: February 14, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Dong-su Yee
  • Patent number: 11579491
    Abstract: A reflective display includes a display, a thin-diaphragm transistor backplate, a front-light guiding module, and a front-light unit. The thin-diaphragm transistor backplate is arranged to reflect light, the front-light guiding module is located between the display and the thin-diaphragm transistor backplate, and the front-light unit is provided on the side of the front-light guiding module to irradiate the front-light guiding module. The front-light guiding module includes reflective diaphragms arranged in order along the irradiation direction of the front-light unit. The angle between a reflective diaphragm and the display is between 0 and 90 degrees. By using an array of reflective coating structures for the front-light guiding module, the present invention can better reflect the light from the front-light source to the thin-diaphragm transistor backplate, thereby increasing self-illumination of the reflective display.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: February 14, 2023
    Assignee: JRD Communication (Shenzhen) LTD.
    Inventors: Ke Lin, Yang Yu, Zhuwei Qiu, Ping Chen
  • Patent number: 11581373
    Abstract: The disclosure is related to creating different functional micro devices by integrating functional tuning materials and creating an encapsulation capsule to protect these materials. Various embodiments of the present disclosure also related to improve light extraction efficiencies of micro devices by mounting micro devices at a proximity of a corner of a pixel active area and arranging QD films with optical layers in a micro device structure.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: February 14, 2023
    Assignee: VueReal Inc.
    Inventor: Gholamreza Chaji
  • Patent number: 11573466
    Abstract: A transparent device for use in optical applications, and methods for using and manufacturing the device are disclosed. The device generally requires several layers, including (i) a first layer comprising a transparent conductive oxide (such as indium tin oxide (ITO)), (ii) a second layer comprising a transparent semiconductor (e.g., a pn-heterojunction or a pn-homojunction), the second layer having a surface facing the first layer, (iii) a third layer comprising a liquid crystal (such as E7), the third layer having a surface facing the second layer, and (iv) a fourth layer comprising either a second transparent conductive oxide or a second transparent semiconductor, the fourth layer having a surface facing the third layer. When light illuminates a surface of the transparent metal oxide pn-heterojunction or transparent metal oxide pn-homojunction, it induces photoconductivity, modifying the surface charges.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: February 7, 2023
    Assignee: United States of America as represented by the Secretary of the Air Force
    Inventors: Ighodalo U. Idehenre, Dean R. Evans
  • Patent number: 11569308
    Abstract: A color-converting substrate includes a color-converting part including a wavelength-converting particle configured to change a wavelength of an incident light to emit a light having a color different from the incident light, a color filter pattern filtering the light emitted from the color-converting part, and a light-reflective layer disposed between the color-converting part and the color filter pattern to selectively reflect a light having a wavelength same as the wavelength of the incident light.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: January 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyunbae Park, Seunghee Lee, Wal Jun Kim, Kiwan Ahn, Joosun Yoon
  • Patent number: 11569083
    Abstract: In the excimer lamp according to the present invention, a flat discharge vessel having a substantially rectangular cross-sectional shape and comprising a pair of planar parts and a pair of side-surface parts has a pair of external electrodes disposed on the respective outer surfaces of the planar parts. The end parts of the external electrodes are provided with an auxiliary electrode extending to a region that is made smaller than the distance between the planar parts. A lead that supplies electricity to the external electrode is connected to the auxiliary electrode in the region that is made smaller than the distance between the planar parts.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: January 31, 2023
    Assignee: Ushio Denki Kabushiki Kaisha
    Inventors: Shigeki Fujisawa, Kazuyuki Mori
  • Patent number: 11567311
    Abstract: An electronic device may include a display and an optical sensor formed underneath the display. The electronic device may include a plurality of transparent windows that overlap the optical sensor. Each transparent window may be devoid of thin-film transistors and other display components. The plurality of transparent windows is configured to increase the transmittance of light through the display to the sensor. The transparent windows may have non-periodic portions to mitigate diffraction artifacts in light that passes through the display to the optical sensor. The transparent windows may be shifted by a random amount in a random direction relative to a grid defining point and/or may be randomly rotated to increase the non-periodicity. A transparency gradient may be formed between the transparent windows and the surrounding opaque portion of the display. The transparent windows may be defined by non-linear edges.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: January 31, 2023
    Assignee: Apple Inc.
    Inventors: Yi Qiao, Jean-Pierre S. Guillou, Ming Xu, Yue Cui
  • Patent number: 11561435
    Abstract: A system for uniform optical illumination of an image light provider in a smaller (compact) configuration than conventional implementations includes a lightguide having: a first external surface and a second external surface mutually parallel, and a first sequence of facets, at least a portion of which are: a plurality of parallel, partially reflecting, and polarization selective surfaces, at an oblique angle relative to the first and second external surfaces, and between the first and second external surfaces, and a front-lit reflective polarization rotating image modulator: deployed to spatially modulate light coupled-out from the first external surface, outputting reflected light corresponding to an image, and deployed such that the reflected light traverses the lightguide from the first external surface via the first sequence of facets to the second external surface.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: January 24, 2023
    Assignee: LUMUS LTD.
    Inventors: Elad Sharlin, Yochay Danziger
  • Patent number: 11529802
    Abstract: A manufacturing method of a flexible electronic substrate and a substrate structure are disclosed. The manufacturing method includes: providing a first substrate comprising a first surface and a second surface which are opposite; forming a separation layer on the first surface of the first substrate, the separation layer being in a film form; providing a second substrate on the separation layer, the second substrate being configured as a flexible substrate; and processing the separation layer, such that at least a part of the separation layer is cracked from the film form, thereby separating the second substrate from the first substrate.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: December 20, 2022
    Assignee: Beijing BOE Technology Development Co., Ltd.
    Inventor: Ce Zhao
  • Patent number: 11533800
    Abstract: An illumination source includes a laser driver unit configured to emit a plasma sustaining beam. An ingress collimator receives the plasma sustaining beam and produces a collimated ingress beam. A focusing optic receives the collimated ingress beam and produce a focused sustaining beam. A sealed lamp chamber contains an ionizable media that, once ignited, forms a high intensity light emitting plasma having a waist size smaller than 150 microns. The sealed lamp chamber further includes an ingress window configured to receive the focused sustaining beam and an egress window configured to emit the high intensity light. An ignition source is configured to ignite the ionizable media, and an exit fiber is configured to receive and convey the high intensity light. The high intensity light is white light with a black body spectrum, and the exit fiber has a diameter in the range of 200-500 micrometers.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: December 20, 2022
    Assignee: Excelitas Technologies Singapore Pte. Ltd.
    Inventor: Rudi Blondia
  • Patent number: 11527378
    Abstract: It is a CNT device (1) (carbon-metal structure) equipped with a carbon nanotube layer (2) (CNT layer 2; same hereafter) on a metal pedestal (4). The metal pedestal (4) is brazed to the CNT layer (2) with a brazing material layer (3) interposed therebetween. When manufacturing the CNT device (1), firstly, the CNT layer (2) is formed on a heat-resistant textured substrate (6). Next, the metal pedestal (4) is brazed to the CNT layer (2) that is on the heat-resistant textured substrate (6) with the brazing material layer (3) interposed therebetween. Then, the metal pedestal (4) (and the CNT layer 2) is peeled off the heat-resistant textured substrate (6) to transfer the CNT layer (2) from the heat-resistant textured substrate (6) to the metal pedestal (4).
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: December 13, 2022
    Assignees: WASEDA UNIVERSITY, MEIDENSHA CORPORATION
    Inventors: Suguru Noda, Sae Kitagawa, Kotaro Yasui, Hisashi Sugime, Daizo Takahashi, Yuichi Nishikiori, Hayato Ochi, Rena Takahashi, Toshimasa Fukai
  • Patent number: 11521845
    Abstract: The present invention provides a lamp device comprising: a glass tube configured to cover a discharge space in which a pair of electrodes are arranged so as to face each other; and a bayonet cap portion provided in an end portion of the glass tube and electrically connected to one electrode of the pair of electrodes, wherein the bayonet cap portion is formed to have a shape including a bottom surface and a peripheral surface, and includes, in the bottom surface, a first opening configured to supply a gas to an inside of the bayonet cap portion and a second opening configured to exhaust the gas from the inside of the bayonet cap portion.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: December 6, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Hideki Matsumoto, Yasushi Sugiyama, Kohei Suzuki, Yukihiro Yokota, Shunsuke Ota
  • Patent number: 11522042
    Abstract: A method of manufacturing a tiled display device is provided. In the method of manufacturing a tiled display device, a plurality of display panels are provided. Next, a plurality of alignment marks are provided. Afterwards, the plurality of display panels are tiled with reference to the plurality of alignment marks. The alignment marks are so arranged that the display panels are tiled to make all the same interpitches.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: December 6, 2022
    Assignee: Innolux Corporation
    Inventors: Jui-Jen Yueh, Kuan-Feng Lee
  • Patent number: 11512843
    Abstract: The present invention provides a lamp capable of preventing an increase in weight and dissipating heat of the LED module. The lamp of the present invention includes an LED module serving as a light source, a heat transfer unit, a light distribution unit, a casing including an opening, and a light transmissive cover. The LED module includes plural LEDs and an LED substrate having an LED-mounting surface on which the plural LEDs are mounted. The light distribution unit is disposed on a light emitting side of the LED module. The LED module and the light distribution unit are disposed in the casing. The light transmissive cover is disposed over the opening of the casing. The LED module is disposed in the casing to be distanced from the casing. The heat transfer unit is disposed such that heat of the LED module can be dissipated into the casing.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: November 29, 2022
    Assignee: HotaluX, Ltd.
    Inventor: Norimasa Mizobe
  • Patent number: 11515363
    Abstract: A display apparatus includes: an organic light emitting diode (OLED) structure including in which at least one blue light-emitting unit and at least one green light-emitting unit are stacked to provide incident light in which the blue incident light and the green incident light are mixed; a first pixel, a second pixel, and a third pixel disposed on the OLED structure; color conversion layers disposed on at least two of the first, the second, or the third pixels, and including quantum dots for converting the mixed incident from the OLED structure into light of a predetermined color; and first, second, and third color filters disposed on the first, the second, and the third pixels, respectively, to absorb or block light of a predetermined wavelength band, wherein a conversion value of an area of a spectrum in a wavelength region of 380 nanometers to 780 nanometers of the green incident light with respect to a difference between a wavelength at the maximum transmittance of the second color filter and the medial
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: November 29, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seungyeon Kwak, Byungjoon Kang, Hyungjun Kim, Myungsun Sim, Kum Hee Lee, Banglin Lee, Sunghun Lee, Byoungki Choi, Kyuyoung Hwang