Patents Assigned to Japan Display Inc.
  • Patent number: 12124663
    Abstract: An input device is provided and includes substrate; first metal mesh shape electrodes provided on layer of substrate; second metal mesh shape electrodes provided on same layer of the substrate as first metal mesh shape electrodes; second metal connection electrodes each of which connects adjacent two of second metal mesh shape electrodes on same layer as first metal mesh shape electrodes; insulating film covering second metal connection electrodes; first transparent connection electrodes each of which connects adjacent two of first metal mesh shape electrodes on insulating film; and protective film covering first metal mesh shape electrodes, second metal mesh shape electrodes, and first transparent connection electrodes.
    Type: Grant
    Filed: July 11, 2023
    Date of Patent: October 22, 2024
    Assignee: Japan Display Inc.
    Inventors: Koji Ishizaki, Hayato Kurasawa, Hiroshi Mizuhashi
  • Patent number: 12124137
    Abstract: According to one embodiment, a display device includes a first display panel, a second display panel and an adhesive layer. The first display panel includes a first substrate with a first terminal area in which a first terminal part is formed, and a second substrate which is opposed to the first substrate and has a thickness different from that of the first substrate. The second display panel includes a third substrate with a second terminal area in which a second terminal part is formed, and a fourth substrate which is opposed to the third substrate and has a thickness different from that of the third substrate. The first terminal area and the second terminal area do not overlap with each other in a plan view.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: October 22, 2024
    Assignee: Japan Display Inc.
    Inventors: Yosuke Hyodo, Shinichiro Oka, Toshiharu Matsushima
  • Patent number: 12125855
    Abstract: According to one embodiment, a display device includes first semiconductor layers crossing a first scanning line in a non-display area, the first semiconductor layers being a in number, second semiconductor layers crossing a second scanning line in the non-display area, the second semiconductor layers being b in number, and an insulating film disposed between the first and second semiconductor layers and the first and second scanning lines, wherein a and b are integers greater than or equal to 2, and a is different from b, and the first and second semiconductor layers are both entirely covered with the insulating film.
    Type: Grant
    Filed: September 1, 2023
    Date of Patent: October 22, 2024
    Assignee: Japan Display Inc.
    Inventor: Masato Nakamura
  • Patent number: 12124123
    Abstract: According to one embodiment, a display device includes a liquid crystal display substrate and a color separation element substrate. The display substrate has a stripe structure in which different color filters are alternately arranged in a display area along a first direction and the same color filters are arranged along a second direction orthogonal to the first direction, and the different color filters are compartmentalized by frames along the first direction and the second direction. The element substrate has color separation grooves formed along the first direction in the display area, and grooves formed along the second direction in a region thereof where the color separation grooves are formed, so as to oppose the frame of the display substrate.
    Type: Grant
    Filed: March 28, 2023
    Date of Patent: October 22, 2024
    Assignee: Japan Display Inc.
    Inventors: Shuichi Osawa, Yoshikatsu Imazeki, Yoichi Kamijo, Koichi Miyasaka, Yoshifumi Kamei
  • Patent number: 12124145
    Abstract: According to one embodiment, a method of manufacturing a liquid crystal element, includes forming an alignment layer on a support, forming a cholesteric liquid crystal layer containing a plasticizer and having elasticity on the alignment layer, adhering a flexible substrate to the cholesteric liquid crystal layer via a first adhesive layer, peeling the cholesteric liquid crystal layer adhered to the flexible substrate, off from the support and the alignment layer, adhering the cholesteric liquid crystal layer to a rigid substrate via a second adhesive layer and removing the flexible substrate and the first adhesive layer.
    Type: Grant
    Filed: July 31, 2023
    Date of Patent: October 22, 2024
    Assignee: Japan Display Inc.
    Inventors: Hiroumi Kinjo, Koichi Igeta, Shinichiro Oka
  • Patent number: 12127337
    Abstract: According to one embodiment, a flexible substrate includes an insulating base including a first surface and a second surface on an opposite side to the first surface, a wiring layer provided on the second surface side of the insulating base and a resin layer including a support located on the first surface side of the insulating base and a coating layer located on the second surface side of the insulating base, the resin layer including a first area and a second area in planar view, the resin layer having a first elastic modulus in the first area and a second elastic modulus in the second area, and the first elastic modulus being greater than the second elastic modulus.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: October 22, 2024
    Assignee: Japan Display Inc.
    Inventor: Takumi Sano
  • Publication number: 20240347684
    Abstract: Performance of a display apparatus is improved. A display apparatus includes: an LED element and a diode element. An anode electrode of the diode element is connected to a cathode electrode of the LED element through a second terminal pattern and a second bump electrode. A cathode electrode of the diode element is connected to an anode electrode of the LED element through a first terminal pattern and a first bump electrode.
    Type: Application
    Filed: April 5, 2024
    Publication date: October 17, 2024
    Applicant: Japan Display Inc.
    Inventors: Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Shuichi OSAWA, Yoshifumi KAMEI
  • Publication number: 20240346978
    Abstract: According to one embodiment, an electronic device includes a display panel, a first sensor, a memory unit, and a controller. During a first period, the controller generates first image data, stores the first image data in the memory unit, and displays a first character in a display area of the display panel. During a second period, the controller generates second image data, and records the second image data in the memory unit. During a third period, the controller displays a second character instead of the first character, in the display area. The second character is a character obtained by flipping the first character.
    Type: Application
    Filed: April 9, 2024
    Publication date: October 17, 2024
    Applicant: Japan Display Inc.
    Inventor: Kentaro OKUYAMA
  • Publication number: 20240349543
    Abstract: A display device includes a first pixel electrode on an insulating surface, a second pixel electrode spaced apart from the first pixel electrode in a first direction, a third pixel electrode spaced apart from the first pixel electrode in a second direction, an organic insulating layer overlapping a part of the first pixel electrode and a part of the second pixel electrode in the first direction, a first common layer on the first pixel electrode, the second pixel electrode, the third pixel electrode, and the organic insulating layer, a first light emitting layer on the first common layer and continuously overlapping the first pixel electrode, the second pixel electrode, and the organic insulating layer, a second light emitting layer on the first pixel electrode and overlapping the third light emitting layer, and a counter electrode on the first light emitting layer and the second light emitting layer.
    Type: Application
    Filed: June 24, 2024
    Publication date: October 17, 2024
    Applicant: Japan Display Inc.
    Inventor: Kaichi FUKUDA
  • Publication number: 20240349577
    Abstract: According to one embodiment, a display device includes a substrate, an organic insulating layer provided over a display area which displays an image and a surrounding area located on an external side relative to the display area above the substrate, a lower electrode provided on the organic insulating layer in the display area, an organic layer provided on the lower electrode and including a light emitting layer, and an upper electrode provided on the organic layer. In the surrounding area, the organic insulating layer includes a removed portion and has a stepwise cross section in which a thickness decreases toward the removed portion.
    Type: Application
    Filed: March 15, 2024
    Publication date: October 17, 2024
    Applicant: Japan Display Inc.
    Inventors: Ryota TAKASAKI, Naoya IWAHASHI, Sho YANAGISAWA
  • Publication number: 20240348905
    Abstract: According to one embodiment, a camera module includes a liquid crystal panel which displays a coded-aperture pattern, an image sensor, and an optical system located between the liquid crystal panel and the image sensor. The liquid crystal panel includes a liquid crystal layer containing liquid crystal molecules and polymers.
    Type: Application
    Filed: June 21, 2024
    Publication date: October 17, 2024
    Applicant: Japan Display Inc.
    Inventors: Kasumi HASE, Koichi IGETA, Kentaro OKUYAMA
  • Publication number: 20240349530
    Abstract: A display device includes a display panel including a display region, a terminal region provided with a terminal, and a bending region located between the display region and the terminal region and capable of bending, the terminal region being located on a rear surface side opposite to a display surface side with respect to the display region based on the bending region bent and a protective coating provided on the display surface side of the bending region. When a direction in which the display region, the bending region, and the terminal region are arranged is defined as a first direction and a direction crossing the first direction is defined as a second direction, the bending region includes a bank portion located in the second direction with respect to the protective coating, projecting to the display surface side, and extending in the first direction.
    Type: Application
    Filed: June 25, 2024
    Publication date: October 17, 2024
    Applicant: Japan Display Inc.
    Inventor: Masumi NISHIMURA
  • Publication number: 20240349533
    Abstract: According to one embodiment, a display device includes a display area which displays an image, and a partition which includes a conductive lower portion and an upper portion protruding from a side surface of the lower portion and is provided in the display area. The display area has a first area surrounded by the partition. Further, a plurality of first subpixels which are arranged without an intervention of the partition are provided in the first area.
    Type: Application
    Filed: March 21, 2024
    Publication date: October 17, 2024
    Applicant: Japan Display Inc.
    Inventors: Hideyuki TAKAHASHI, Hiroyuki KIMURA, Hiroshi TABATAKE
  • Patent number: 12117612
    Abstract: According to an aspect, a display system includes: a display apparatus; and a mirror apparatus configured to reflect an image from the display apparatus and project the image on a projection plate. The mirror apparatus includes: a region configured to reflect the image and divided into a plurality of partial regions; a temperature sensor configured to detect a temperature of each of the partial regions; a liquid crystal mirror disposed facing the temperature sensor and configured to be switched between a reflective state in which incident light is reflected and a transmissive state in which incident light is transmitted; and a control circuit configured to control the reflective state and the transmissive state in each of the partial regions depending on the temperature detected in the partial region.
    Type: Grant
    Filed: September 8, 2023
    Date of Patent: October 15, 2024
    Assignee: Japan Display Inc.
    Inventor: Masashi Takahata
  • Patent number: 12117698
    Abstract: An intelligent reflecting surface includes a substrate having a first surface including a first side and a reflective region including a plurality of reflective elements arranged on the first surface, a plurality of reflective elements separated from each other by a first interval and arranged at a first pitch in a first direction and a second direction orthogonal to the first direction. Twice a distance from the first side to a first reflective element adjacent to the first side among the plurality of reflective elements is a sum of an integral multiple of the first pitch and the first interval.
    Type: Grant
    Filed: November 15, 2023
    Date of Patent: October 15, 2024
    Assignee: Japan Display Inc.
    Inventors: Shigesumi Araki, Mitsutaka Okita, Daiichi Suzuki, Shinichiro Oka
  • Patent number: 12117677
    Abstract: According to one embodiment, a display device including a display panel which displays images, a polarization axis rotation element located between the display panel and an observer, and a polarizer located between the display panel and the polarization axis rotation element, wherein the polarization axis rotation element includes a first area and a second area different from the first area, and an orientation of a first polarization axis of a first polarization component transmitted through the first area is different from an orientation of a second polarization axis of a second polarization component transmitted through the second area.
    Type: Grant
    Filed: December 23, 2022
    Date of Patent: October 15, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventor: Toshiharu Matsushima
  • Patent number: 12118167
    Abstract: According to an aspect, a touch panel includes, in sequence: a stretchable array substrate, a touch detection electrode; and a resin plate. The resin plate has: a facing surface facing the touch detection electrode; and a detection surface facing opposite to the facing surface. The facing surface or the detection surface has a recessed surface. The recessed surface is provided with a high permittivity layer having permittivity higher than permittivity of the resin plate. The touch detection electrode and the high permittivity layer overlap when viewed in a stacking direction in which the stretchable array substrate, the touch detection electrode, and the resin plate are stacked.
    Type: Grant
    Filed: July 11, 2023
    Date of Patent: October 15, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventor: Takumi Sano
  • Patent number: 12119358
    Abstract: A detection device includes: a substrate; photoelectric conversion elements provided to the substrate; transistors; and signal lines each of which is between adjacent photoelectric conversion elements. Each detection element includes one of the photoelectric conversion element and the transistors adjacent to the photoelectric conversion element. A first signal line among the signal lines is between the photoelectric conversion element of a first detection element and the photoelectric conversion element of a second detection element adjacent to one side of the first detection element and is coupled to the first detection element and the second detection element. A second signal line among the signal lines is between the photoelectric conversion element of the first detection element and the photoelectric conversion element of a third detection element adjacent to another side of the first detection element and is coupled to the first detection element and the third detection element.
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: October 15, 2024
    Assignee: Japan Display Inc.
    Inventor: Tadayoshi Katsuta
  • Patent number: 12119407
    Abstract: A semiconductor device includes a gate electrode on a substrate, a gate insulating film on the gate electrode, an oxide semiconductor film via the gate insulating film on the gate electrode, a source electrode and a drain electrode on the oxide semiconductor film, a protective film provided on the source electrode and the drain electrode; and a conductive layer provided on the protective film and overlapped on the oxide semiconductor layer. The protective film includes a first silicon oxide film and a first silicon nitride film. The first oxide film is in contact with the oxide semiconductor layer. The gate insulating film includes a second silicon nitride film and a second silicon oxide film. The second silicon oxide film is in contact with the oxide semiconductor layer. The oxide semiconductor layer has a first region located between the source electrode and the drain electrode in a plan view.
    Type: Grant
    Filed: February 1, 2023
    Date of Patent: October 15, 2024
    Assignee: Japan Display Inc.
    Inventors: Masashi Tsubuku, Michiaki Sakamoto, Takashi Okada, Toshiki Kaneko, Tatsuya Toda
  • Patent number: 12118954
    Abstract: According to one embodiment, a display device includes a pair of substrates including a display area in which pixels are arranged, pixel electrodes and memories provided in the pixels, signal lines supplied with digital signals, switching elements connecting the memories and the signal lines, scanning lines supplied with scanning signals, a first driver unit, and a second driver unit. The first driver unit is provided in a peripheral area around the display area, and supplies the digital signal to the signal line. The second driver unit is provided in the peripheral area, and supplies the scanning signal to the scanning line. In the display device, at least a part of the first driver unit is provided between the display area and the second driver unit.
    Type: Grant
    Filed: July 19, 2023
    Date of Patent: October 15, 2024
    Assignee: Japan Display Inc.
    Inventor: Takehiro Shima