Patents Examined by Alexander P Gross
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Patent number: 11971619Abstract: A lighting system and method controls light to prioritize different elements of the beam of light that is output by a fixture. The LCD surface acts as a color occlusion filter that provides pixel level control of the beam of light transmitted by this layer. Internally an LED source is projected perpendicular to concave type reflector which can be moved on one axis and thus zoom to either widen or narrow the light emitted forward as a beam of light. The system also includes certain cooling features.Type: GrantFiled: February 9, 2022Date of Patent: April 30, 2024Assignee: Sandbox Light Engineering CorporationInventors: Christopher D. Ewington, Matthew E. Ward, Jeremy Hochman
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Patent number: 11966047Abstract: The present disclosure generally relates to the field of eye tracking systems. An eye tracking system is provided. The eye tracking system comprises an illuminator arrangement, including at least one light source, configured to illuminate an eye of a user. The eye tracking system is configured to enable a reduction of reflections from an optic arrangement (e.g., a pair of glasses) that is located in a light beam path between the illuminator arrangement and the eye when the eye tracking system is in use. The illuminator arrangement is configured to emit p-polarized light to be incident on a surface of the optic arrangement at an angle corresponding to, or substantially corresponding to, Brewster's angle.Type: GrantFiled: September 28, 2020Date of Patent: April 23, 2024Assignee: Tobii ABInventor: Magnus Arvidsson
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Patent number: 11966009Abstract: The present disclosure provides a display substrate, a method for preparing the same, and a flexible display device, and belongs to the technical field of display. Among them, the display substrate includes: a base substrate; a metal pattern located on the base substrate, and an anti-reflection pattern located on a surface of the metal pattern proximate to the base substrate; in which a material of the anti-reflection pattern includes molybdenum oxide doped with a refractory metal, and a melting point of the refractory metal is greater than a temperature threshold. The technical solution of the present disclosure is capable of reducing the reflection of ambient light by the display substrate.Type: GrantFiled: September 11, 2019Date of Patent: April 23, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoxiang Zhang, Hao Han, Yihe Jia, Lianjie Yang, Xiangqian Ding, Yongzhi Song
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Patent number: 11960168Abstract: A display device is provided, including a substrates, a circuit board, and a plurality of wires. The substrates has an upper surface, a lower surface opposite to the upper surface, and a first side connecting the upper surface and the lower surface. The circuit board is disposed on the upper surface, and the plurality of wires is disposed on the upper surface and electrically connects the circuit board. The first side has a vertical portion and a first inclined portion, the vertical portion is substantially vertical to the upper surface and a portion is concave in a cross-sectional view. An included angle between the first inclined portion and the lower surface is greater than 90 degrees and less than 180 degrees, and the first inclined portion is greater than the vertical portion in roughness.Type: GrantFiled: March 16, 2023Date of Patent: April 16, 2024Assignee: Innolux CorporationInventors: Luca Hung, Joe Huang
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Patent number: 11960164Abstract: Provided is a black matrix structure. The black matrix structure includes a plurality of black matrix strips that are intersected with each other, wherein a width the black matrix strip ranges from 2 to 2.5 microns, and a distance between any two adjacent black matrix strips in the plurality of black matrix strips ranges from 4 to 5 microns.Type: GrantFiled: June 8, 2021Date of Patent: April 16, 2024Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qiang Chen, Yezhou Fang, Gaofei Xia, Xiahong Bai
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Patent number: 11947221Abstract: The phase difference compensation element that is used in combination with a liquid crystal cell provided with a liquid crystal layer in which an optical axis of liquid crystal molecules is inclined and that compensates for a phase difference of light generated in the liquid crystal layer, the phase difference compensation element includes a substrate and a phase difference film having at least one oblique vapor deposition layer on at least one substrate surface of the substrate, and the phase difference compensation element is disposed in an aspect in which an intersecting angle between a slow-axis direction of the phase difference film and a fast-axis direction of the liquid crystal layer, which is a direction perpendicular to a direction in which the inclined optical axis of the liquid crystal molecules is projected onto the substrate surface, is ?25° to +25°.Type: GrantFiled: December 16, 2022Date of Patent: April 2, 2024Assignee: FUJIFILM CORPORATIONInventor: Hiroki Takahashi
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Patent number: 11948946Abstract: An array substrate, a method for manufacturing the array substrate, and a display panel are provided in the disclosure. The method for manufacturing the array substrate includes the following. A gate and a signal trace spaced apart from the gate are formed on a substrate. A gate insulation layer is formed on the substrate. An active layer to-be-processed is formed on the gate insulation layer. A first photoresist layer is formed on the active layer to-be-processed. The active layer to-be-processed is etched to form an active layer, where the first photoresist layer is on a side surface of the active layer away from the gate insulation layer. A second photoresist layer is formed on the gate insulation layer. The gate insulation layer is etched to define a through hole, where the through hole faces the signal trace.Type: GrantFiled: December 28, 2022Date of Patent: April 2, 2024Assignees: BEIHAI HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventors: Hejing Zhang, Zhen Liu, Jie Zhang, Je-hao Hsu, Haoxuan Zheng
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Patent number: 11942338Abstract: An apparatus for manufacturing a display device includes a chamber, a heating member disposed inside the chamber to provide a thermal atmosphere inside the chamber, where the heating member includes a first heater and a second heater facing each other, a height adjustment member including an end disposed between the first heater and the second heater, and a driving unit which drives the end of the height adjustment member to move up or down such that the end of the height adjustment member is located at one of a first height and a second height which are different heights between the first heater and the second heater. Each of the first height and the second height is different from a height of a top surface of the first heater, and different from a height of a bottom surface of the second heater facing the top surface of the first heater.Type: GrantFiled: June 15, 2021Date of Patent: March 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jong Jang Park, Seok Soon Back, Sung Hune Yoo
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Patent number: 11934075Abstract: According to one embodiment, a display device includes a display portion, a first terminal, a second terminal located between the display portion and the first terminal, and an insulating film, in which each of the first terminal and the second terminal is a stacked layer body of a metal electrode and a first transparent electrode, in the first terminal, the first transparent electrode is in contact with an upper surface and a side surface of the metal electrode, in the second terminal, the insulating film is in contact with a side surface of the metal electrode, and the first transparent electrode is in contact with the upper surface of the metal electrode in an inside surrounded by the insulating film.Type: GrantFiled: July 8, 2021Date of Patent: March 19, 2024Assignee: Japan Display Inc.Inventors: Kentaro Kawai, Keita Sasanuma, Takayuki Kato
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Patent number: 11927847Abstract: A display panel and a display device are provided. The display panel includes a light-filtering layer, a color film substrate, a driving substrate, and a reflecting layer. The reflecting layer, the driving substrate, the light-filtering layer, and the color film substrate are stacked in sequence. The light-filtering layer includes a black matrix with multiple second openings, and each of the multiple second openings is filled with one light-filtering sub-pixel. The reflecting layer defines multiple first openings, and each of the multiple first openings is aligned with one second opening.Type: GrantFiled: December 21, 2022Date of Patent: March 12, 2024Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventors: Ye Wan, Rongrong Li
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Patent number: 11930675Abstract: An electronic device includes a substrate, a first signal line, a second signal line, a first conductive pattern and a second conductive pattern. The substrate has a top surface and a side surface surrounding the top surface. The first signal line and a second signal line are disposed on the top surface. The first conductive pattern is disposed on the side surface and electrically connected to the first signal line. The second conductive pattern is disposed on the side surface and electrically connected to the second signal line. The first conductive pattern and the second conductive pattern have different electrical resistances.Type: GrantFiled: June 1, 2021Date of Patent: March 12, 2024Assignee: InnoLux CorporationInventors: Jia-Yuan Chen, Tsung-Han Tsai
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Patent number: 11894355Abstract: A display device includes a first conductive layer disposed on a substrate, a passivation layer disposed on the first conductive layer, a second conductive layer disposed on the passivation layer, a via layer disposed on the second conductive layer, a third conductive layer disposed on the via layer, the third conductive layer including a first electrode, a second electrode, a connection pattern, the first electrode, the second electrode, and the connection pattern being spaced apart from each other, and a light emitting element, a first end and a second end of the light emitting element being disposed on the first electrode and the second electrode, respectively, wherein the connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer and the passivation layer.Type: GrantFiled: September 10, 2021Date of Patent: February 6, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Jin Jeon, So Young Koo, Eok Su Kim, Hyung Jun Kim, Yun Yong Nam, Jun Hyung Lim
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Patent number: 11874492Abstract: An illumination device (10) is attached to a gaming machine island including a plurality of gaming machines (40), and comprises LEDs (21a) that emit light, light guide plates (20), a rotating body (23), a plate-shaped member (24), a motor (31), a lower case (13), and a control unit 17. A plurality of light guide plates 20 are attached to the plate-shaped member 24. The light guide plates 20 each have an end surface 20a on which the light emitted from the LEDs 21a is incident, and a flat surface 20b from which the incident light is emitted. The rotating body 23 and the plate-shaped member 24 hold an LED board 21 and the light guide plates 20. The motor 31 rotates the rotating body 23 in the desired direction. The lower case 13 is provided with the motor 31, is connected to the rotating body 23 and the plate-shaped member 24 in a relatively rotatable state, and is installed on a gaming machine island that includes gaming machines 40.Type: GrantFiled: October 17, 2022Date of Patent: January 16, 2024Assignee: OMRON CORPORATIONInventors: Masaaki Sumi, Hiroyuki Onitsuka, Takahiro Ono
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Patent number: 11868006Abstract: A liquid crystal display device and an electronic equipment are provided. The liquid crystal display device includes a liquid crystal display panel and an adjustable diffusion sheet configured to improve a light transmissive rate of a light transmissive region. The adjustable diffusion sheet includes a first sub-section corresponding to the position of the light transmissive region. When the light transmissive region is in a transparent state, the first sub-section is in a transparent state. When the light transmissive region is in a display state, the first sub-section is in a fog state.Type: GrantFiled: August 27, 2020Date of Patent: January 9, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Shaojun Hou, Quan Tang, Wei Cheng, Guanghui Liu
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Patent number: 11869978Abstract: To provide a liquid crystal display device suitable for a thin film transistor which uses an oxide semiconductor. In a liquid crystal display device which includes a thin film transistor including an oxide semiconductor layer, a film having a function of attenuating the intensity of transmitting visible light is used as an interlayer film which covers at least the oxide semiconductor layer. As the film having a function of attenuating the intensity of transmitting visible light, a coloring layer can be used and a light-transmitting chromatic color resin layer is preferably used. An interlayer film which includes a light-transmitting chromatic color resin layer and a light-blocking layer may be formed in order that the light-blocking layer is used as a film having a function of attenuating the intensity of transmitting visible light.Type: GrantFiled: April 15, 2021Date of Patent: January 9, 2024Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Tetsuji Ishitani, Daisuke Kubota
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Patent number: 11868016Abstract: A light-emitting electrochromic device with both electrochromic properties and light-emitting properties is disclosed. The light-emitting electrochromic device also shows multiple color-switching properties.Type: GrantFiled: April 6, 2022Date of Patent: January 9, 2024Assignee: AMBILIGHT INC.Inventor: Jianguo Mei
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Patent number: 11867999Abstract: A color filter is provided. The color filter includes a substrate, a bank formed on a substrate to partition a plurality of pixel units into each other, a plurality of first structures formed on the pixel unit, and having a width narrower than a width of the pixel unit, and a height lower than a height of the bank, and an ink film filled in the pixel unit and having a height higher than the height of the first structures.Type: GrantFiled: August 18, 2021Date of Patent: January 9, 2024Assignee: SEMES CO., LTD.Inventors: Jun Seok Lee, Yoon-Ok Jang, Sung Ho Kim, Kwang Jun Choi, Hyun Min Lee
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Patent number: 11841573Abstract: The invention relates to a display panel, comprising a first substrate; a second substrate comprising a color resist layer, the color resist layer comprising a first color resist, a second color resist and a third color resist sequentially arranged in a first direction; and a display molecular layer disposed between the first substrate and the second substrate; wherein, in a second direction perpendicular to the first direction, the first color resist comprises a plurality of first color resist stripes, the second color resist comprises at least one second color resist stripe, the third color resist comprises at least one third color resist stripe, and a volume of the first color resist stripe is smaller than a volume of the second color resist stripe and smaller than a volume of the third color resist stripe, wherein the first color resist is a green color resist.Type: GrantFiled: November 13, 2018Date of Patent: December 12, 2023Assignee: AU OPTRONICS (KUNSHAN) CO., LTD.Inventors: Ken Ching Lin, Po-Chun Chiu
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Patent number: 11841523Abstract: A diffractive optical waveguide and a display device for optical pupil expansion are provided. The diffractive optical waveguide comprises a waveguide substrate; a coupling-in grating; and a coupling-out grating comprising first, second, and third coupling-out gratings that are arranged successively in a first direction. The second coupling-out grating is corresponding to a region that includes a first edge and a second edge spaced in a second direction orthogonal to the first direction. The second direction is orthogonal to the first direction. The first edge is closer to the coupling-in grating than the second edge. A first width of the first edge in the first direction is greater than a second width of the second edge in the first direction. The light output by the coupling-in grating is incident on the second coupling-out grating through the waveguide substrate, and is diffracted by the second coupling-out grating into a plurality of beam splits.Type: GrantFiled: April 11, 2023Date of Patent: December 12, 2023Assignee: JIAXING UPHOTON OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Yuming Song, Kehan Tian
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Patent number: 11829014Abstract: According to an aspect, a display device includes: a display panel; and a parallax formation panel disposed between the display panel and a viewpoint. The parallax formation panel includes first electrodes and second electrodes, the first electrodes being provided to be able to form light transmitting regions in accordance with positions of a plurality of predetermined viewpoints, the second electrodes being provided to be able to form light shielding regions that shield regions other than the light transmitting regions from light. A width of each first electrode in a first direction in which the plurality of viewpoints are arranged is longer than a length of each first electrode in a second direction orthogonal to the first direction and extending along a display surface of the display panel.Type: GrantFiled: June 6, 2023Date of Patent: November 28, 2023Assignee: Japan Display Inc.Inventors: Takeo Koito, Shuji Hayashi