Patents by Inventor Makoto Hayashi

Makoto Hayashi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10684730
    Abstract: According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: June 16, 2020
    Assignee: Japan Display Inc.
    Inventors: Kohei Azumi, Jouji Yamada, Hirofumi Nakagawa, Michio Yamamoto, Makoto Hayashi, Hiroshi Mizuhashi, Kozo Ikeno, Yoshitoshi Kida
  • Publication number: 20200174603
    Abstract: According to an example aspect, an electronic device comprises a substrate, pixels on the substrate, a first electrode overlapping the pixels in a plan view, and a second electrode overlapping an edge of the first electrode in a plan view. The first electrode has a first region that overlaps the second electrode in a plan view and a second region that does not overlap the second electrode in a plan view.
    Type: Application
    Filed: February 4, 2020
    Publication date: June 4, 2020
    Inventors: Hayato KURASAWA, Makoto HAYASHI, Naosuke FURUTANI
  • Patent number: 10671226
    Abstract: A touch-sensor-equipped display device has: a panel unit including a screen area in which units of detection constituting a touch-sensor function and pixels constituting a display function are formed in a matrix pattern; a plurality of shared electrodes which are formed in the screen area, parallel to an X-direction, and for both display drive and touch drive; a plurality of common electrodes for display drive which are parallel to the X-direction and respectively alternately disposed with the plurality of respective shared electrodes in a Y-direction; a plurality of detection electrodes which are parallel to the Y-direction and intersecting with the plurality of shared electrodes and the plurality of common electrodes; and the units of detection corresponding to respective capacitors formed by intersections of the plurality of shared electrodes and the plurality of detection electrodes.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: June 2, 2020
    Assignee: Japan Display inc.
    Inventor: Makoto Hayashi
  • Publication number: 20200153365
    Abstract: An electric motor according to an embodiment of the present disclosure includes a rotor unit provided with a rotation shaft, a stator unit radially facing the rotor unit, an electromagnetic brake configured to brake the rotation shaft, and a sensor incorporated in the electromagnetic brake to detect an energized state of the electromagnetic brake.
    Type: Application
    Filed: September 23, 2019
    Publication date: May 14, 2020
    Inventor: Makoto HAYASHI
  • Patent number: 10592059
    Abstract: According to an aspect, a display device with a touch sensor has a display function and a touch sensor function. The display device includes: a panel unit that comprises a first substrate, a second substrate, and a display function layer between the first substrate and the second substrate; a first electrode on the first substrate; a second electrode on the second substrate; a third electrode on the second substrate; and a capacitor for the touch sensor function. The capacitor is formed between either of the first electrode and the second electrode and the third electrode, or between both the first electrode and the second electrode and the third electrode. The frame portion outside the display area comprises, on the first substrate side thereof, a peripheral circuit, and the second electrode is provided in a position more distant upward from the peripheral circuit than the first electrode.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: March 17, 2020
    Assignee: JAPAN DISPLAY INC.
    Inventors: Hayato Kurasawa, Makoto Hayashi, Naosuke Furutani
  • Publication number: 20200012380
    Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 9, 2020
    Inventors: Naosuke FURUTANI, Hayato KURASAWA, Makoto HAYASHI
  • Publication number: 20190333718
    Abstract: A push switch includes a housing; a fixed contact member, including a fixed contact, placed inside the housing; a movable contact member, including a movable portion, placed inside the housing; a slider, which moves in a vertical direction, placed above the fixed contact member and the movable contact member; and an elastic member, having a restoring force in a direction in which the slider separates from the housing, placed between the housing and the slider. A movable member is placed between the housing and the slider and is in contact with a part of the slider and is movable as the slider moves. As the slider is pushed toward the housing, the movable member in contact with the slider moves, whereby the fixed contact and the movable portion are separated from each other, or the fixed contact and the movable portion are brought into contact with each other.
    Type: Application
    Filed: July 8, 2019
    Publication date: October 31, 2019
    Inventors: Makoto HAYASHI, Nobuyuki NINOMIYA, Tatsuaki KAWASE, Hisato SHIMOMURA
  • Patent number: 10452189
    Abstract: To provide a display device with a touch detection function capable of suppressing an increase of price. The display device includes a pixel array that has a plurality of pixels disposed in a matrix form, a plurality of scan lines that are disposed in each row of the pixel array and supply a scan signal to the plurality of pixels disposed in each corresponding row, a plurality of signal lines that are disposed in each column of the pixel array and supply an image signal to the plurality of pixels disposed in each corresponding column, and a plurality of drive electrodes that are disposed in the pixel array and supply a drive signal to the plurality of pixels at a time of displaying an image. A coil that generates a magnetic field is formed using the plurality of drive electrodes at a time of detecting an external proximity object.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: October 22, 2019
    Assignee: Japan Display Inc.
    Inventors: Hiroshi Mizuhashi, Hayato Kurasawa, Daichi Suzuki, Fumitaka Gotoh, Makoto Hayashi
  • Patent number: 10452193
    Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: October 22, 2019
    Assignee: Japan Display Inc.
    Inventors: Naosuke Furutani, Hayato Kurasawa, Makoto Hayashi
  • Publication number: 20190302284
    Abstract: A scintillator array comprises: a first scintillator element; a second scintillator element; and a reflector provided between the first and second scintillator elements and having a width of 80 gm or less therebetween. Each scintillator element includes a polycrystal containing a rare earth oxysulfide phosphor, the polycrystal having a radiation incident surface of 1 mm or less×1 mm or less in area. An average crystal grain diameter of the polycrystal is not less than 5 ?m nor more than 30 ?m, the average crystal grain diameter being defined by an average intercept length of crystal grains in an observation image of the polycrystal with a scanning electron microscope. A maximum length or a maximum diameter of defects on the polycrystal is 40 ?m or less.
    Type: Application
    Filed: June 3, 2019
    Publication date: October 3, 2019
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MATERIALS CO., LTD.
    Inventors: Makoto HAYASHI, Hiroyasu Kondo, Hiroshi Ichikawa, Yoshitaka Adachi, Yukihiro Fukuta
  • Patent number: 10418204
    Abstract: A switch device includes a housing, an operating member, a fixed contact, and a moving contact. The moving contact is, while being in contact with the fixed contact, urged toward the fixed contact so as to be in elastic contact with the fixed contact. The fixed contact includes a plate portion and is held by the housing with a space on one surface side of the plate portion. The moving contact includes a first extended portion that extends so as to intersect the plate portion. When the moving contact and the fixed contact are in contact with each other, the first extended portion intersects the plate portion while being inclined relative to the plate portion, and the first extended portion is in elastic contact with a corner portion on a one surface side of an edge of the plate portion.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: September 17, 2019
    Assignee: ALPS ALPINE CO., LTD.
    Inventors: Makoto Hayashi, Hisato Shimomura, Hidekazu Kato, Tatsuaki Kawase
  • Patent number: 10379682
    Abstract: The touch sensor device and the display device include: a panel unit having a touch detection area in which a plurality of drive electrodes extend in an X-direction, a plurality of detection electrodes extend in a Y-direction, and a plurality of detection units each composed of a pair of the drive electrode and the detection electrode are formed in a matrix pattern; the drive electrodes each having a width forming two detection units in the Y-direction; and regions each formed by the intersection between one drive electrode and first to fourth detection electrodes. In this region, detection regions having a first sensitivity in which first to fourth detection units are provided and non-detection regions having a second sensitivity are alternately disposed. For example, the detection electrodes have different shapes between the detection region and the non-detection region.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: August 13, 2019
    Assignee: Japan Display Inc.
    Inventors: Makoto Hayashi, Tsutomu Harada
  • Publication number: 20190243490
    Abstract: A display device including: a plurality of pixels arranged in a matrix form and having a first side parallel to a row and a second side opposite to the first side; scanning lines arranged in each row of the pixels to supply a scanning signal to the pixels; signal lines arranged in each column of the pixels to supply an image signal to the pixels; a drive electrode circuit which is arranged along the first side; and a plurality of drive electrodes which are arranged in the direction of column of the pixels and to which a drive signal to detect an object is supplied from the drive electrode circuit, wherein the signal lines transmit the image signal in a display period, and at least one of the signal lines transmits a control signal to control the drive electrode circuit in a touch detection period.
    Type: Application
    Filed: April 18, 2019
    Publication date: August 8, 2019
    Inventors: Hiroshi MIZUHASHI, Makoto HAYASHI, Yasuyuki TERANISHI, Daisuke ITO
  • Patent number: 10339615
    Abstract: The present invention is to provide an automatic IP core generation system that can reduce the loads on both an IP core vendor and a user. The present invention provides an automatic IP core generation system that generates an IP core in accordance with parameter information input from a user. The automatic IP core generation system includes: a parameter acquisition unit that acquires the parameter information; a meta IP core information storage unit that stores a meta IP core model as a model for generating various IP cores; a component library information storage unit that stores a component to be used in the IP core and the meta IP core model; an IP core generation unit that generates a package containing the IP core in accordance with the parameter information; and a package output unit that outputs the package.
    Type: Grant
    Filed: January 18, 2016
    Date of Patent: July 2, 2019
    Assignees: PROFOUND DESIGN TECHNOLOGY CO., LTD.
    Inventors: Makoto Hayashi, Yasutaka Tsukamoto
  • Publication number: 20190138146
    Abstract: According to one embodiment, the touch drive device includes a plurality of drive electrodes arranged side by side to extend in a single direction, a detection electrode which extends in a direction crossing the direction in which the drive electrodes extend, and generates capacitances at intersections of the detection electrode and the drive electrodes, and a driver (DDI) which groups the drive electrodes into a plurality of drive electrode portions each including at least one drive electrode, and performs a touch scanning drive by supplying a touch drive signal (TSVCOM) having a pulse waveform for detection of a closely situated external object to a target drive electrode portion which is a selected one of the drive electrode portions. The number of the drive electrodes included in each of the drive electrode portions and the target drive electrode portion to which the touch drive signal. (TSVCOM) is supplied can be designated.
    Type: Application
    Filed: January 3, 2019
    Publication date: May 9, 2019
    Applicant: Japan Display Inc.
    Inventors: Kohei AZUMI, Hidetoshi Komatsu, Jin Ota, Hiroshi Mizuhashi, Makoto Hayashi
  • Patent number: 10282048
    Abstract: A display device includes: a pixel array having pixels arranged in matrix and having a first side parallel to a row and a second side opposite to the first side; scanning lines arranged in each row of the pixel array to supply a scanning signal to the pixels arranged in a corresponding row; signal lines arranged in each column of the pixel array to supply an image signal to the pixels arranged in a corresponding column; drive electrodes arranged in a column of the pixel array and to which a drive signal to detect an external proximate object is supplied; and a first drive electrode circuit arranged along the first side and connected to control lines and the drive electrodes arranged in the pixel array to supply the drive signal to, among the drive electrodes, the drive electrode specified by a selection signal supplied via the control lines.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: May 7, 2019
    Assignee: Japan Display Inc.
    Inventors: Hiroshi Mizuhashi, Makoto Hayashi, Yasuyuki Teranishi, Daisuke Ito
  • Publication number: 20190073084
    Abstract: A display device with a touch sensor having a display function and a touch sensor function is provided. The display device includes a first substrate including a pixel electrode; a first electrode along a first direction; and a second substrate including a second electrode that includes patterns of electrodes along a second direction crossing the first direction and that faces the first electrode and the pixel electrode, wherein upon the display function being activated, the pixel electrode is supplied with a pixel signal, and the second electrode is supplied with common voltage, and upon the touch sensor function being activated, the first electrode is applied with a first signal and the second electrode is configured to receive the first signal to be a second signal as a touch detecting signal.
    Type: Application
    Filed: November 2, 2018
    Publication date: March 7, 2019
    Inventors: Naosuke FURUTANI, Hayato KURASAWA, Makoto HAYASHI
  • Publication number: 20190064982
    Abstract: A liquid crystal display device includes: a liquid crystal element array including liquid crystal display elements arranged in a matrix form; scan lines arranged in each row of the liquid crystal element array and configured to supply scan signals to the liquid crystal display elements arranged in a corresponding row; signal lines arranged in each column of the liquid crystal element array and configured to supply image signals to the liquid crystal display elements arranged in a corresponding column; a plurality of driving electrodes arranged in the liquid crystal element array and supplied with driving signals for detecting an external proximity object; a first voltage line of a first voltage; a second voltage line of a second voltage; and a third voltage line of a third voltage.
    Type: Application
    Filed: October 29, 2018
    Publication date: February 28, 2019
    Applicant: Japan Display Inc.
    Inventors: Daisuke ITO, Hiroshi MIZUHASHI, Makoto HAYASHI, Yasuyuki TERANISHI, Tadayoshi KATSUTA
  • Patent number: 10216324
    Abstract: According to one embodiment, the touch drive device includes a plurality of drive electrodes arranged side by side to extend in a single direction, a detection electrode which extends in a direction crossing the direction in which the drive electrodes extend, and generates capacitances at intersections of the detection electrode and the drive electrodes, and a driver (DDI) which groups the drive electrodes into a plurality of drive electrode portions each including at least one drive electrode, and performs a touch scanning drive by supplying a touch drive signal (TSVCOM) having a pulse waveform for detection of a closely situated external object to a target drive electrode portion which is a selected one of the drive electrode portions. The number of the drive electrodes included in each of the drive electrode portions and the target drive electrode portion to which the touch drive signal (TSVCOM) is supplied can be designated.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: February 26, 2019
    Assignee: Japan Display Inc.
    Inventors: Kohei Azumi, Hidetoshi Komatsu, Jin Ota, Hiroshi Mizuhashi, Makoto Hayashi
  • Patent number: 10191586
    Abstract: In a display apparatus, a touch panel where driving and sensing electrodes face each other across a dielectric substance outputs a detection signal from the sensing electrode in synchronization with a driving signal applied to the driving electrode. A pointing device points to a position on a touch surface of the touch panel. A detection assisting device includes an inverting circuit for obtaining a detection driving signal corresponding to the driving signal and inverting the phase thereof to generate an inversion signal, and outputs the inversion signal to the sensing electrode via the pointing device. A control device applies the driving signal to the driving electrode, obtains the detection signal generated at the sensing electrode according to the mutual capacitance between the driving and sensing electrodes and the inversion signal, and detects the pointing device in contact with or proximity to the touch panel based on the detection signal.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: January 29, 2019
    Assignee: Japan Display Inc.
    Inventors: Yoshitoshi Kida, Makoto Hayashi, Kohei Azumi, Shinya Iuchi, Fumitaka Gotoh