Solid-state Type Patents (Class 313/498)
  • Patent number: 10809847
    Abstract: A touch screen having touch circuitry integrated into a display pixel stackup. The touch screen can include a transistor layer, an LED layer and a first layer. The first layer can operate as an LED cathode during a display phase and as touch circuitry during a touch sensing phase. The transistor layer can be at least partially utilized for transitioning between the display phase and the touch sensing phase. The touch screen can be fabricated to reduce or eliminate damage to the LED layer.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: October 20, 2020
    Assignee: Apple Inc.
    Inventors: Vasudha Gupta, Shih Chang Chang, Young-Bae Park, Ting-Kuo Chang
  • Patent number: 10794566
    Abstract: A light emitting device includes a light emitting element and a light flux controlling member. The light flux controlling member includes an incidence surface and an emission surface, and is disposed such that, in a cross section of the light emitting device, light emitted at least ?1=81° from a light emission center of the light emitting element is incident on the rear surface of the light flux controlling member, and the emission surface is formed such that, in the cross section of the light emitting device, a curve of a graph with an abscissa of ?1 and an ordinate of ?2 includes an inflection point, wherein ?2 is an angle between a line orthogonal to the optical axis and a tangent to the emission surface at a point P, the point P being an arrival point of light emitted from the light emission center at angle ?1.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: October 6, 2020
    Assignee: Enplas Corporation
    Inventors: Yasuyuki Fukuda, Kakeru Nakamura
  • Patent number: 10796814
    Abstract: Insulated winding wires, winding wire articles, and associated formation methods are described. An insulated winding wire may include a conductor and insulation formed around the conductor. In certain embodiments, the insulation may include a first layer including a first parylene material and a second layer including a second parylene material different from the first parylene material. In other embodiments, the insulation may include one or more layers containing parylene formed over base insulation.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: October 6, 2020
    Assignee: Essex Group LLC
    Inventors: Allan R. Knerr, David Marshall Cain
  • Patent number: 10788190
    Abstract: A light source unit provides enhanced control of a colour shift of white light reflected by a retro-reflector. The light source unit includes a pump light source, which emits laser pump light, a phosphor, which converts the laser pump light into white light, a retro-reflector, which has an output aperture that allows emission of part of the white light, the retro-reflector reflecting another part of the white light back to the phosphor, and scattering particles, which are adjusted to increase a blue light ratio of the white light.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: September 29, 2020
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Mattia Signoretto, Karl Peter Welna, Valerie Berryman-Bousquet, Koji Takahashi
  • Patent number: 10784452
    Abstract: The present disclosure provides a flexible substrate, a method for manufacturing the same, a method for manufacturing a display panel and a display device. The flexible substrate has sub-pixel regions and an inter-subpixel region between adjacent sub-pixel regions. The flexible substrate includes a support layer including a plurality of micro-grooves, and the plurality of micro-grooves are on one side of the support layer and in the inter-subpixel region.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: September 22, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mingche Hsieh, Jing Yang, Yuanzheng Guo
  • Patent number: 10777768
    Abstract: The present application discloses an organic light emitting diode assembly. The organic light emitting diode assembly includes a first base substrate; an organic light emitting diode on the first base substrate; and a second base substrate on a side of, the organic light emitting diode distal to the first base substrate. The organic light emitting diode and the second base substrate are spaced apart from each other by a tunable gap. A gap distance of the tunable gap is tunable such that a color of light emitted from the organic light emitting diode assembly is tunable in response to a change in the gap distance.
    Type: Grant
    Filed: November 23, 2017
    Date of Patent: September 15, 2020
    Assignees: BOE Technology Group Co., Ltd., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Weilong Zhou, De Yuan
  • Patent number: 10775953
    Abstract: A in-cell touch display device includes first sensing lines, second sensing lines, first touch electrodes electrically connected to the first sensing lines respectively, second touch electrodes electrically connected to the second sensing lines respectively, first and second switches, and first and second touch testing pads. The first and second switches are disposed in a non-display area, in which the first switches have first terminals electrically connected to the first sensing lines, control terminals electrically connected to each other, and second terminals electrically connected to each other. The second switches have first terminals electrically connected to the second sensing lines, control terminals electrically connected to each other, and second terminals electrically connected to each other. The first touch testing pad is electrically connected to the second terminals of the first switches. The second touch testing pad is electrically connected to the second terminals of the second switches.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: September 15, 2020
    Assignees: HannStar Display (Nanjing) Corporation, HannStar Display Corporation
    Inventor: Cheng-Yen Yeh
  • Patent number: 10770621
    Abstract: A semiconductor wafer has, on one surface of a sapphire substrate, an element layer including an n-type layer, an active layer, and a p-type layer, and is characterized in that the surface of the element layer is bent in a convex way, and the curvature thereof is 530-800 km?1.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: September 8, 2020
    Assignee: Stanley Electric Co., Ltd.
    Inventor: Toshiyuki Obata
  • Patent number: 10770534
    Abstract: An active matrix organic light-emitting diode display panel is provided and includes a first metal layer, an interlayer dielectric layer, a second metal layer, a planarization layer and a transparent conductive layer sequentially located on a substrate. Second via holes are defined in the planarization layer. The transparent conductive layer is connected to the second metal layer through the second via holes. A contact surface of the second metal layer and the transparent conductive layer is a waved surface.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: September 8, 2020
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Caiqin Chen
  • Patent number: 10763414
    Abstract: A semiconductor light-emitting device includes a substrate having a base, a conductive layer and an insulating layer, a semiconductor light-emitting element and a resin member. The base has a pair of base first side surfaces and a pair of base third side surfaces. The conductive layer includes a front-surface segment and a side-surface segment. The front surface segment includes a front-surface first part. The insulating layer includes an insulating-layer first part and an insulating-layer second part. The resin member covers the insulating-layer first part and the insulating-layer second part of the insulating layer. A first thickness of the insulating-layer first part is greater than a second thickness of the insulating-layer second part.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: September 1, 2020
    Assignee: ROHM CO., LTD.
    Inventors: Tomoichiro Toyama, Hideaki Anzai, Kenya Hashimoto, Ryo Yatagai
  • Patent number: 10756154
    Abstract: A display device including a substrate that includes a circuit layer; an insulating layer on the substrate; a pixel defining layer on the insulating layer, the pixel defining layer having an opening exposing a region of a top surface of the insulating layer; a light blocking layer covering a top surface and a side surface of the pixel defining layer; and an organic electroluminescent element in the opening, wherein the organic electroluminescent element includes a first electrode on the region of the top surface of the insulating layer exposed through the opening; at least one organic layer on the first electrode; and a second electrode on the at least one organic layer.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: August 25, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung-chul Kim, Sujeong Kim, Kiyoung Yeon, Sun-kyu Joo, Chul Huh, Inok Kim, Hyeran Mun, Inseok Song, Wooyoung Lee, Yui-ku Lee
  • Patent number: 10756305
    Abstract: Disclosed is an electroluminescence display apparatus for increasing a micro-cavity effect and preventing a device characteristic from being reduced. The electroluminescence display apparatus including an active area where a plurality of pixels are provided includes a substrate, a circuit element layer on the substrate, a first electrode on the circuit element layer, a light emitting layer on the first electrode, a second electrode on the light emitting layer, and a first light compensation layer between the light emitting layer and the second electrode. Since the first light compensation layer having a refractive index lower than that of the light emitting layer is disposed between the light emitting layer and the second electrode, light may be repeatedly reflected thereby increasing light efficiency, which in turn increases the micro-cavity effect.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: August 25, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: HakMin Lee, HeeJin Kim, SungSoo Park
  • Patent number: 10756232
    Abstract: Disclosed is a semiconductor device comprising a thin film transistor and wirings connected to the thin film transistor, in which the thin film transistor has a channel formation region in an oxide semiconductor layer, and a copper metal is used for at least one of a gate electrode, a source electrode, a drain electrode, a gate wiring, a source wiring, and a drain wiring. The extremely low off current of the transistor with the oxide semiconductor layer contributes to reduction in power consumption of the semiconductor device. Additionally, the use of the copper metal allows the combination of the semiconductor device with a display element to provide a display device with high display quality and negligible defects, which results from the low electrical resistance of the wirings and electrodes formed with the copper metal.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: August 25, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Miyuki Hosoba, Suzunosuke Hiraishi
  • Patent number: 10747036
    Abstract: According to one embodiment, a display device includes a flexible base, a display area, first lines arranged in a first direction, pixel electrodes, and a first inorganic insulating layer contacting the lines. The display area includes a first area in which the lines are arranged in the first direction at a first pitch and a second area in which the lines are arranged in the first direction at a second pitch greater than the first pitch, and the second area is located between the first area and an edge of the base in the first direction. In the second area, the first inorganic insulating layer comprises a first slit extending along the lines between adjacent lines.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: August 18, 2020
    Assignee: Japan Display Inc.
    Inventor: Shigesumi Araki
  • Patent number: 10748975
    Abstract: A display device includes a substrate with a first subpixel area and a second subpixel area adjacent to one side of the first subpixel area; an insulating layer on the substrate having a first recessed portion on the first subpixel area, a second recessed portion on the second subpixel area and a convex portion between the first recessed portion and the second recessed portion; a reflective electrode on the insulating layer including first and second reflective electrodes on the first and second recessed portions, respectively; a first electrode including a first sub electrode on the first reflective electrode and a second sub electrode on the second reflective electrode; an organic light emitting layer on the first electrode; a bank provided between the first subpixel area and the second subpixel area while covering an end of the first electrode; a second electrode on the organic light emitting layer; and a light path change structure on the second electrode while being overlapping the bank.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: August 18, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Wooram Youn, Jaehyung Yu
  • Patent number: 10743386
    Abstract: A display device includes a pixel including a plurality of sub-pixels. Each of the plurality of sub-pixels includes: a light-emission region; and a non-light-emission region other than the light-emission region. The light-emission region includes one or more effective light-emitting parts in which a first electrode, a light emitting layer, and a second electrode are stacked in order, and a light guide provided on side of the one or more effective light-emitting parts on which light is extracted.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: August 11, 2020
    Assignee: JOLED INC.
    Inventors: Kaoru Abe, Kazuma Teramoto, Toshiaki Imai, Jiro Yamada, Takahide Ishii, Hideki Kobayashi
  • Patent number: 10734611
    Abstract: The present disclosure relates to an organic light emitting diode display device including: a substrate having an emitting area and a non-emitting area; an insulating layer on the substrate, the insulating layer including a plurality of convex portions, a plurality of connecting portions and at least one wall in the emitting area, a height of the at least one wall is greater than a height of the plurality of convex portions; a first electrode on the substrate; an emitting layer on the first electrode; and a second electrode on the emitting layer, the first electrode, the emitting layer and the second electrode constituting a light emitting diode.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: August 4, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Hyun-Soo Lim, Kang-Ju Lee, Soo-Kang Kim, Won-Hoe Koo, Min-Geun Choi
  • Patent number: 10727446
    Abstract: The present disclosure provides an OLED array substrate comprising a plurality of pixel units each including a plurality of sub-pixel units, each of the sub-pixel units comprising a light-emitting portion, each light-emitting portion having a first electrode, a second electrode and an organic light-emitting layer sandwiched between the first electrode and the second electrode, wherein the sub-pixel unit further comprises an organic film layer and a semi-reflecting mirror layer disposed successively on a light exit side of the second electrode, the first electrode comprises a reflective layer, the second electrode is a transparent electrode, a structure between the first electrode and the semi-reflecting mirror layer constitutes a microcavity structure, and organic film layers of the sub-pixel units of different colors of each pixel unit have different thicknesses. The present disclosure further provides an OLED display panel, an OLED display device, and a method of manufacturing the array substrate.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: July 28, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Li, Youngsuk Song, Jianye Zhang
  • Patent number: 10719284
    Abstract: Provided is a display system or a display device that is suitable for increasing in size. The display system includes a first display panel, a second display panel, a detection means, and a compensation means. The first display panel includes a first display region. The second display panel includes a second display region. The first display region and the second display region include a first region where they overlap. The detection means has a function of detecting the size of the first region. The compensation means has a function of compensating an image displayed on the first display region in accordance with the change in the size of the first region.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: July 21, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Yuichi Yanagisawa, Daiki Nakamura, Nozomu Sugisawa, Hisao Ikeda, Naoyuki Senda, Kensuke Yoshizumi
  • Patent number: 10705378
    Abstract: An EL element including an EL light-emitting structure including a light-emitting layer on a transparent electrode, and a counter electrode on the light-emitting layer, a translucent substrate, and a light scattering layer between the EL light-emitting structure and the translucent substrate, the light scattering layer having a first surface on a transparent electrode side and a second surface on a side of the translucent substrate. The light scattering layer includes light scattering particles which includes particles that form agglomerates in a portion of the first surface such that the portion of the first surface has a concavo-convex shape. The light scattering particles further include particles positioned in order along the second surface such that the second surface is smoother than the portion of the first surface having the concavo-convex shape.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: July 7, 2020
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Kae Tochigi, Kohhei Moronaga
  • Patent number: 10693083
    Abstract: A condensed cyclic compound and an organic light-emitting device including the same, the condensed cyclic compound being represented by Formula 1:
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: June 23, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eunjae Jeong, Junha Park, Munki Sim, Hyoyoung Lee, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10686103
    Abstract: A light emitting apparatus includes at least one first light source and at least one second light source. The at least one first light source and at least one second light source may be configured to emit white light and cyan light, respectively, such that a ratio of luminous flux of the white light to luminous flux of the cyan light ranges from 19:1 to 370:1, based on a common magnitude of electrical current being applied to each of the at least one first light source and the at least one second light source.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: June 16, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Hye Yeon, Han Kyu Seong, Yong Il Kim, Jung Sub Kim
  • Patent number: 10680194
    Abstract: A light emitting device can include a light source, a first electrode, a second electrode, a first barrier layer, a second barrier layer, and an emitter layer between the first barrier layer and the second barrier layer. A method of controllably generating light can comprise two states: An ON state, wherein an emitter layer of a device (which includes a photoluminescent pixel) is illuminated with a light source in the absence of an electric field, and the emitter layer generates light through photoluminescence; and an OFF state, wherein an emitter layer of a device (which includes a photoluminescent pixel) is illuminated with a light source in the presence of a static or time-varying electric field, and the electric field or induced current results in quenching of the emitter photoluminescence.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: June 9, 2020
    Assignee: MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Patrick R. Brown, Geoffrey J. Supran, Jeffrey C. Grossman, Moungi G. Bawendi, Vladimir Bulovic
  • Patent number: 10680207
    Abstract: An electroluminescent display device includes a first substrate including an emissive area; an overcoat layer disposed over the first substrate and including a plurality of protruding portions and a plurality of depressed portions in the emissive area; a first electrode disposed over the overcoat layer and including an electrode portion which corresponds to each of the plurality of protruding portions and an opening which corresponds to each of the plurality of depressed portions; a light-emitting layer disposed over the electrode portion; a second electrode disposed over the light-emitting layer; and a reflective pattern disposed over each of the plurality of depressed portions.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: June 9, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Min-Geun Choi, Woo-Ram Youn
  • Patent number: 10673004
    Abstract: An electroluminescence display device, including a first electrode and a second electrode facing each other; a quantum dot emission layer disposed between the first electrode and the second electrode, the quantum dot emission layer including a plurality of quantum dots and not including cadmium, wherein the quantum dot emission layer includes a red emission layer disposed in a red pixel, a green emission layer disposed in a green pixel, and a blue emission layer disposed in a blue pixel, wherein the device has color reproducibility according to a DCI standard of greater than or equal to about 89%.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: June 2, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Hyung Kim, Eun Joo Jang, Dae Young Chung, Yong Wook Kim, Yuho Won, Oul Cho
  • Patent number: 10650730
    Abstract: A display panel and a display apparatus using the same are disclosed. A display panel includes a base substrate including a plurality of pixel regions having corresponding gate lines and data lines, and a plurality of pads arranged at an outer periphery of the base substrate. The display panel further includes a group of subminiature light emitting diodes (LEDs) in each of the pixel regions to display an image. The subminiature LEDs in one of the pixel regions are arranged at locations within the one of the pixel regions based on a location of the one of the pixel regions with respect to a center of the base substrate.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: May 12, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Jungeun Son, Hyeonho Son, Jinyeong Kim, Hanchul Park, Seonghwan Ju
  • Patent number: 10642314
    Abstract: To provide a display device that is suitable for increasing in size, a display device in which display unevenness is suppressed, or a display device that can display an image along a curved surface. The display device includes a first display panel and a second display panel each including a pair of substrates. The first display panel and the second display panel each include a first region which can transmit visible light, a second region which can block visible light, and a third region which can perform display. The third region of the first display panel and the first region of the second display panel overlap each other. The third region of the first display panel and the second region of the second display panel do not overlap each other.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: May 5, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hiroyuki Miyake, Hisao Ikeda
  • Patent number: 10644078
    Abstract: An object of the present invention is to provide an organic EL display device having high luminance while maintaining an excellent effect of suppressing external light reflection.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: May 5, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Takashi Miyahara, Yuya Hamaguchi
  • Patent number: 10629843
    Abstract: A light-emitting element, a bonding layer, and a frame-like partition are formed over a substrate. The partition is provided to surround the bonding layer and the light-emitting element, with a gap left between the partition and the bonding layer. A pair of substrates overlap with each other under a reduced-pressure atmosphere and then exposed to an air atmosphere or a pressurized atmosphere, whereby the reduced-pressure state of a space surrounded by the pair of substrates and the partition is maintained and atmospheric pressure is applied to the pair of substrates. Alternatively, a light-emitting element and a bonding layer are formed over a substrate. A pair of substrates overlap with each other, and then, pressure is applied to the bonding layer with the use of a member having a projection before or at the same time as curing of the bonding layer.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: April 21, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Akihiro Chida
  • Patent number: 10613388
    Abstract: A backlight module includes a plurality of light emitting elements and a plurality of lens structures. Each light emitting element has a light emitting surface. The plurality of lens structures covers each light emitting element. Each lens structure has a light exit surface having a curved shape. The light exit surface has a vertex and a focal point located between the vertex and the light emitting element. The distance between the focal points of two adjacent lens structures is a first distance, and each light emitting element has a light emitting width. The ratio of the first distance to the light emitting width is greater than or equal to 10.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: April 7, 2020
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Ming-Lung Chen, Ming-Chun Hsu, Li-Jia Chen
  • Patent number: 10603889
    Abstract: A light emitting device can further improve light extraction efficiency. A method of manufacturing such a light emitting device can also prove advantageous. The light emitting device includes a light emitting element, a light-transmissive member which is disposed on a light extracting surface side of the light emitting element, and a reflecting layer disposed on an element bonding surface of the light transmissive member where the light emitting element is disposed and adjacent to the light emitting element. The light-transmissive member, in a plan view, has a planar dimension greater than the light extracting surface of the light emitting element.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: March 31, 2020
    Assignee: NICHIA CORPORATION
    Inventors: Daisuke Sanga, Masatsugu Ichikawa, Shunsuke Minato, Toru Takasone, Masahiko Sano
  • Patent number: 10608061
    Abstract: Disclosed are a light emitting display device and a method of manufacturing the same, which prevent a lifetime of a light emitting layer from being shortened and prevent occurrence of a turn-on defect. The light emitting display device includes a plurality of pixels each including a transistor having a gate electrode, an active layer overlapping the gate electrode, a source electrode connected to one side of the active layer, and a drain electrode connected to another side of the active layer. The pixels further include a light emitting device having a first electrode, a light emitting layer disposed on the first electrode, and a second electrode disposed on the light emitting layer. The light emitting display device includes a contact hole, and the first electrodes of at least two of the pixels are positioned on and electrically connected to respective source electrodes or to respective drain electrodes in the contact hole.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: March 31, 2020
    Assignee: LG Display Co., Ltd.
    Inventor: JongSung Kim
  • Patent number: 10600856
    Abstract: A display device includes a first flexible substrate; a low reflection layer on the first flexible substrate; a second flexible substrate on the low reflection layer; a thin film transistor and an organic light emitting diode on the second flexible substrate; an upper protective member configured to encapsulate the thin film transistor and the organic light emitting diode; and an electrically conductive interconnection configured to electrically connect the low reflection layer with a surface of the upper protective member.
    Type: Grant
    Filed: October 4, 2017
    Date of Patent: March 24, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Eunah Kim, Sangcheon Youn, Saemleenuri Lee, Mireum Lee
  • Patent number: 10600893
    Abstract: An approach for heat dissipation in integrated circuit devices is provided. A method includes forming an isolation layer on an electrically conductive feature of an integrated circuit device. The method also includes forming an electrically conductive layer on the isolation layer. The method additionally includes forming a plurality of nanowire structures on a surface of the electrically conductive layer.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: March 24, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Alan B. Botula, Max L. Lifson, James A. Slinkman, Theodore G. Van Kessel, Randy L. Wolf
  • Patent number: 10559732
    Abstract: A surface-mounted light-emitting device is fabricated by epitaxial growth: forming the LED epitaxial structure over a growth substrate through epitaxial growth; chip fabrication: determining P and N electrode regions and an isolating region over the LED epitaxial structure surface and fabricating the P and N electrode pads and the insulator over the P and N electrode regions and the isolating region, wherein the P and N electrode pads have sufficient thicknesses to support the LED epitaxial structure, and the insulator is formed between the P and N electrode pads to prevent the P and N electrode pads from a short circuit; removing the growth substrate and unitizing the LED epitaxial structure to form the chip; and SMT packaging: providing the supporting substrate and directly mounting the P and N electrode pads of the chip over the supporting substrate through SMT packaging to thereby form the surface-mounted LED light-emitting device.
    Type: Grant
    Filed: December 3, 2016
    Date of Patent: February 11, 2020
    Assignee: XIAMEN SANAN OPTO ELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shaohua Huang, Xiaoqiang Zeng, Chih-Wei Chao
  • Patent number: 10553828
    Abstract: A substrate (100) is a light-transmitting substrate. A light-transmitting first electrode (110) is formed over the substrate (100). An insulating layer (150) is formed over the substrate (100) and the first electrode (110) and includes an opening (152) overlapping the first electrode (110). An organic layer (120) is located within at least the opening (152). A light-transmitting second electrode (130) is formed over the organic layer (120). An intermediate layer (200) is formed in at least a portion of a region of a lateral side of the first electrode (110) overlapping the first electrode (110). A refractive index of the intermediate layer (200) is between a refractive index of the substrate (100) and a refractive index of the first electrode (110).
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: February 4, 2020
    Assignees: PIONEER CORPORATION, TOHOKU PIONEER CORPORATION
    Inventors: Junji Taguchi, Hiroki Tan, Noriaki Waki, Masaki Takahashi
  • Patent number: 10541509
    Abstract: A semiconductor light emitting device includes a substrate a semiconductor light emitting element that is disposed on the substrate and that emits light along a direction substantially parallel to a main surface of the substrate a wavelength conversion element that is disposed on a light emitting side of the semiconductor light emitting element, that absorbs a portion of the light emitted from the semiconductor light emitting element, and that emits light having a wavelength different from that of the absorbed light; and a holding member that is disposed on the substrate and holds the wavelength conversion element.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: January 21, 2020
    Assignee: SONY CORPORATION
    Inventors: Hidekazu Kawanishi, Masahiro Murayama
  • Patent number: 10529952
    Abstract: An organic light-emitting display apparatus includes a display substrate and a thin film encapsulation layer on the display substrate. The display substrate includes at least one hole, a thin film transistor, a light-emitting portion electrically connected to the thin film transistor, and a plurality of insulating layers. The light-emitting portion includes a first electrode, an intermediate layer, and a second electrode. The display substrate includes an active area, an inactive area between the active area and the hole, and a plurality of insulating dams. Each insulating dam includes at least one layer. The inactive area includes a first area different from a laser-etched area and a second laser-etched area.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: January 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sunkwang Kim, Kinyeng Kang, Suyeon Sim, Jonghyun Choi
  • Patent number: 10522721
    Abstract: A light-emitting device includes a light-emitting element, a wavelength conversion layer, a light pervious element and a light-reflecting enclosure. The light-emitting element includes a top surface, a bottom surface, and a side surface between the top surface and the bottom surface. The wavelength conversion layer covers the top surface of the light-emitting element, and includes a plurality of wavelength conversion particles having an equivalent particle diameter D50. The light pervious element includes a recess structure and an outer wall. The light-reflecting enclosure surrounds the outer wall. The D50 of the wavelength conversion particles is not great than 10 ?m. The recess structure is laterally overlapped with the side surface of the light-emitting element and the wavelength conversion layer.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: December 31, 2019
    Assignee: EPISTAR CORPORATION
    Inventors: Ching-Tai Cheng, Chun-Hua Shih, Yih-Hua Renn
  • Patent number: 10522712
    Abstract: A micro light-emitting diode chip includes an epitaxial structure, a first electrode, and a second electrode. The epitaxial structure includes a first type doped semiconductor layer, a light emitting layer, and a second type doped semiconductor layer, and the epitaxial structure further includes a first surface, side surface and a second surface opposite to the first surface. The first electrode is disposed on the first surface, and is electrically connected to the first type doped semiconductor layer and contacted the first type doped semiconductor layer on a portion of the first surface. The second electrode is disposed on the first surface and the side surface, and is electrically connected to the second type doped semiconductor layer and contacted the second type doped semiconductor layer on a portion of the side surface. A length of a diagonal of the micro light-emitting diode chip is greater than 1 micrometer and is less than or equal to 140 micrometers.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: December 31, 2019
    Assignee: PlayNitride Inc.
    Inventors: Yu-Hung Lai, Yu-Yun Lo, Tzu-Yang Lin
  • Patent number: 10504923
    Abstract: A display unit of the present disclosure includes a plurality of pixel circuits each including a light-emitting element, a drive transistor that has a drain and a source and supplies a current to the light-emitting element, and a control transistor connected to the drain or the source of the drive transistor. One channel portion is formed for two control transistors in respective adjacent two of the pixel circuits.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: December 10, 2019
    Assignee: Sony Corporation
    Inventors: Naoya Kasahara, Michihiro Kanno
  • Patent number: 10500720
    Abstract: A control system, method and computer program product cooperate to assist control for an autonomous robot. An interface receives recognition information from an autonomous robot, said recognition information including candidate target objects to interact with the autonomous robot. A display control unit causes a display image to be displayed on a display of candidate target objects, wherein at least two of the candidate target objects are displayed with an associated indication of a target object score.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: December 10, 2019
    Assignee: Sony Corporation
    Inventors: Kenta Kawamoto, Yoshiaki Iwai, Satoru Shimizu
  • Patent number: 10497789
    Abstract: A transistor structure is configured as a vertical type transistor. The transistor structure has a patterned electrode located between a gate electrode and a channel region of the transistor structure. The patterned electrode has one or more regions of discontinuity of the electrode. The patterned source electrode has at least two layers having at least a first and second barriers for injection of charge carriers into the channel region. The patterned electrode is configured such that a second layer having a second, higher, barrier for injection of charge carriers is configured to provide a physical barrier for flow of charge carriers from the electrode into the channel region.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: December 3, 2019
    Assignee: Technion Research & Development Foundation Limited
    Inventors: Nir Tessler, Ariel Jacques Ben Sasson, Michael Greenman
  • Patent number: 10493728
    Abstract: A method for supplying an electronic component of a laminated glazing unit with electrical power, the laminated glazing unit including at least two superposed glass sheets with, interposed, at least one thermoplastic interlayer, the electronic component being housed between the two glass sheets. The electronic component is connected to an electrical current source by an electrically conductive circuit that is housed between the glass sheets. Duration of activation of the electrical current source is controlled by a microcontroller.
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: December 3, 2019
    Assignee: AGC GLASS EUROPE
    Inventor: Jonathan Vivier
  • Patent number: 10497764
    Abstract: A substrate, a method of preparing the substrate and a display device are provided. The substrate includes: a base substrate; a pixel defining layer on the base substrate, the pixel defining layer defining a plurality of opening regions arranged in an array, each of the plurality of opening regions having a plurality of sidewalls; and a barrier structure attached to at least one sidewall of at least one opening region. A distance from an upper surface of the barrier structure to the base substrate is less than a distance from an upper surface of the pixel defining layer to the base substrate, and at least a part of surfaces of the barrier structure are lyophobic.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: December 3, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huifeng Wang, Jing Gan
  • Patent number: 10497902
    Abstract: An organic light-emitting display apparatus includes a substrate, a display unit formed on the substrate and including a plurality of emission regions, an encapsulant formed on the display unit and including at least one organic layer and at least one inorganic layer; and a plurality of reflectors formed on the encapsulant and disposed to respectively overlap at least regions around the plurality of emission regions.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: December 3, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeongwoo Moon, Sangho Park, Joonyoup Kim, Joungkeun Park
  • Patent number: 10490710
    Abstract: Different wavelength conversion materials, or different concentrations of a wavelength conversion material are used to encapsulate the light emitting elements of different colors of a hybrid light emitting module. In an embodiment of this invention, the light emitting elements of a particular color are encapsulated with a transparent encapsulant, while the light emitting elements of a different color are encapsulated with a wavelength conversion encapsulant. In another embodiment of this invention, a particular set of light emitting elements of different colors is encapsulated with a different encapsulant than another set of light emitting elements.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: November 26, 2019
    Assignee: Lumileds LLC
    Inventors: Wouter Anthon Soer, Rene Helbing, Guan Huang
  • Patent number: 10483330
    Abstract: There is provided an electro-optical device including a first pixel, a second pixel, a third pixel, a first light shielding portion provided between the first pixel and the second pixel, a second light shielding portion provided between the second pixel and the third pixel, in which a width of the first light shielding portion and a width of the second light shielding portion are different.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: November 19, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Hitoshi Ota
  • Patent number: 10482305
    Abstract: An electronic device may have transparent structures. The transparent structures may include a transparent member such as a transparent button member. The transparent member may have an inner surface that is covered with an opaque masking layer. The opaque masking layer may be white and may include a white porous inorganic layer covered with an opaque layer that increases the optical density of the opaque masking layer. The white porous inorganic layer may be formed by depositing a metal or other material using physical vapor deposition followed by an annealing process in the presence of oxygen. The opaque layer may be an optically dense inorganic layer such as a metal oxide layer. The button member may be located within an opening in a display cover layer. A fingerprint sensor may be attached to the opaque layer on the button member.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: November 19, 2019
    Assignee: Apple Inc.
    Inventors: Naoto Matsuyuki, Matthew S. Rogers
  • Patent number: 10453875
    Abstract: A method of manufacturing a display apparatus includes separating a light-emitting diode (“LED”) chip from a base substrate; disposing the separated light-emitting diode chip in a solution; disposing a substrate including a first electrode thereon, in the solution; with the separated light-emitting diode chip and the substrate including the first electrode thereon in the solution, applying a negative voltage to the substrate to attract the separated light-emitting diode chip to the first electrode on the substrate; mounting the light-emitting diode chip attracted to the first electrode, on the first electrode; and removing the substrate with the light-emitting diode chip mounted on the first electrode from the solution and drying the removed substrate, to form the display apparatus.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jongsung Bae, Mugyeom Kim