Patents by Inventor Hiroyuki Nakamura

Hiroyuki Nakamura 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: 11985533
    Abstract: There are provided a plurality of radio devices detecting an interference source signal transmitted by an interference source and generating pieces of air time information showing whether the interference source signal exists or not for each predetermined time unit; and an aggregation device estimating air time of the interference source by acquiring the pieces of air time information from the plurality of radio devices and aggregating/integrating the acquired pieces of air time information for each predetermined unit time, matching timings.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: May 14, 2024
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Junichi Iwatani, Hiroyuki Nakamura, Tomoaki Ogawa, Makoto Umeuchi, Shinya Otsuki, Hiroshi Sakamoto, Masayoshi Nabeshima
  • Patent number: 11985529
    Abstract: A plurality of access points configured to communicate with a subordinate wireless LAN terminal, an information collecting device configured to collect a frame respectively transmitted and received between the plurality of access points and the wireless LAN terminal, and extract information on communication quality of an access point of the plurality of access points from a header of the frame, and an information collecting server configured to acquire the information on the communication quality of the access point from the information collecting device, analyze the information to determine whether the communication quality is good or bad for each of the plurality of access points, and execute processing of externally displaying or notifying a result that is determined are included.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: May 14, 2024
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Masayoshi Nabeshima, Hiroyuki Nakamura, Tomoaki Ogawa, Shinya Otsuki, Makoto Umeuchi, Junichi Iwatani, Hiroshi Sakamoto
  • Patent number: 11985773
    Abstract: Disclosed herein is a display device including a display panel having a display portion configured to display an image, a plate-shaped member having a first principal surface and a second principal surface, the display panel being disposed on a second principal surface side, the plate-shaped member including a screen portion disposed in a position corresponding to the display portion, an opaque frame member disposed at a peripheral edge of the screen portion, a bonding member that has transparency and is configured to bond the display panel and the plate-shaped member to each other, a holding member disposed on the second principal surface side of the plate-shaped member, and a fixing member configured to fix the frame member and the holding member to the plate-shaped member, the plate-shaped member further including a transparent peripheral edge portion disposed on an outside of the frame member.
    Type: Grant
    Filed: August 26, 2022
    Date of Patent: May 14, 2024
    Assignee: JOLED INC.
    Inventors: Hiroyuki Yamakita, Teruo Nanmoku, Masaki Kawasaki, Tetsuro Nakamura, Shunsuke Itakura
  • Publication number: 20240150122
    Abstract: In order to determine, without a trial, whether or not an article can be transferred and in order to reset the article in a case where the article cannot be transferred, provided is a transfer system including: a first determining section that determines whether or not a transferring section can hold and transfer an article, on the basis of a posture of the article an image of which has been captured by a camera section; and an adjusting section that, in a case where the first determining section determines that the transferring section cannot transfer the article, controls a driving section and a holding direction changing section so that the posture and a position of the article are adjusted to a posture and a position that allow the transferring section to transfer the article.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 9, 2024
    Applicant: DAIFUKU CO., LTD.
    Inventors: Atsushi MINOO, Hiroyuki KUSUBE, Yuichi UEDA, Masashi MORIKAWA, Tomokazu NAKAMURA
  • Patent number: 11979597
    Abstract: A picture coding device includes a coding information storage unit configured to initialize to fill a history-based motion vector predictor candidate list with history-based candidates having at least predetermined motion vector and reference index, a motion vector predictor candidate derivation unit configured to derive a history-based candidate included in the history-based motion vector predictor candidate list as a motion vector predictor, a motion vector subtraction unit configured to calculate a motion vector difference by subtracting the derived motion vector predictor from a motion vector by which inter prediction is performed, wherein the coding information storage unit adds the motion vector to the history-based motion vector predictor candidate list as a history-based candidate and updates the history-based motion vector predictor candidate list.
    Type: Grant
    Filed: October 10, 2022
    Date of Patent: May 7, 2024
    Assignee: JVCKENWOOD CORPORATION
    Inventors: Hideki Takehara, Hiroya Nakamura, Satoru Sakazume, Shigeru Fukushima, Toru Kumakura, Hiroyuki Kurashige
  • Patent number: 11979562
    Abstract: A picture coding device for coding a moving picture using inter prediction based on inter prediction information in units of blocks into which each picture of moving pictures is divided and forming a bitstream, the picture coding device includes a coding information storage unit configured to add the inter prediction information used in the inter prediction to a history-based motion vector predictor candidate list in a FIFO scheme, a history-based motion vector predictor candidate derivation unit configured to derive history-based motion vector predictor candidates from the history-based motion vector predictor candidate list and add the history-based motion vector predictor candidates to a motion vector predictor candidate list as a motion vector predictor candidate, and a history-based merging candidate derivation unit configured to derive history-based merging candidates from the history-based motion vector predictor candidate list and add the history-based merging candidates to a merging candidate list as
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: May 7, 2024
    Assignee: JVCKENWOOD CORPORATION
    Inventors: Hideki Takehara, Hiroya Nakamura, Satoru Sakazume, Shigeru Fukushima, Toru Kumakura, Hiroyuki Kurashige
  • Publication number: 20240147723
    Abstract: A memory device includes source-level material layers including a source contact layer, an alternating stack of insulating layers and electrically conductive layers located over the source-level material layers, a memory opening vertically extending through the alternating stack and the source contact layer, and a memory opening fill structure located in the memory opening and including a vertical semiconductor channel including an intrinsic or first conductivity type semiconductor material, a memory film surrounding the vertical semiconductor channel, and a conical source pedestal in contact with the source contact layer and in contact with a bottom surface of the vertical semiconductor channel, such that at least portion of the conical source pedestal includes a second conductivity type semiconductor material.
    Type: Application
    Filed: July 12, 2023
    Publication date: May 2, 2024
    Inventors: Motoo OHAGA, Tadashi NAKAMURA, Takashi YUDA, Nobuyuki FUJIMURA, Hiroyuki OGAWA
  • Publication number: 20240139913
    Abstract: A substrate holding member includes: a base body including an outer peripheral region and an upper surface including an outer periphery, a vent hole close to the outer periphery, a concentric imaginary circle passing through the vent hole, the outer peripheral region on an outer side of the imaginary circle; and a plurality of pin-shaped convex portions protruding upward from the base body; wherein at least a part of the pin-shaped convex portions arranged in the outer peripheral region are first pin-shaped convex portions that each include a first convex element and a second convex element, the first convex element protruding upward from the base body, and the second convex element protruding upward from an upper end surface of the first convex element and having an upper end surface whose area is smaller than an area of the upper end surface of the first convex element.
    Type: Application
    Filed: October 30, 2023
    Publication date: May 2, 2024
    Inventors: Kazuaki OOYACHI, Hiroyuki NAKAMURA
  • Publication number: 20240145929
    Abstract: A frequency selective reflector including a reflecting member reflecting the electromagnetic waves; and a dielectric layer that: is disposed at an incident side of the electromagnetic waves with respect to the reflecting member; includes a concave and convex structure in which a plurality of a unit structure including a thickness distribution of increasing thickness in a predetermined direction is arranged; and transmits the electromagnetic waves, wherein the unit structure of the dielectric layer includes a plurality of cell regions of which thickness differs from one another; the dielectric layer includes, as the unit structure, at least a first unit structure including three or more of the cell regions of which thickness differs from one another; and a reflection direction of the electromagnetic waves is controlled by controlling a relative reflection phase distribution of the electromagnetic waves by the thickness distribution of the dielectric layer.
    Type: Application
    Filed: March 4, 2022
    Publication date: May 2, 2024
    Applicant: DAI NIPPON PRINTING CO., LTD
    Inventors: Yuichi MIYAZAKI, Hiroyuki ASAKURA, Atsuo NAKAMURA, Takeshi SEKIGUCHI, Shigeki KAWANO
  • Publication number: 20240135155
    Abstract: In a data processing device, a fixed-point position control unit determines, as first control. The fixed-point position control unit causes a detection calculation unit to perform calculation processing on processing target data at a processing point in time. The saturation rate control unit instructs, as second control to be repeated by the fixed-point position control unit, the fixed-point position control unit to move at least the fixed-point position as control to increase a lower limit saturation rate proportional to a magnitude of a counted lower limit counter value with respect to a result of the first control. The fixed-point position control unit performs, as the second control, a predetermined determination on the basis of the instruction from the saturation rate control unit and the metadata, determines the fixed-point position moved for each layer, and causes calculation processing to be performed.
    Type: Application
    Filed: December 28, 2020
    Publication date: April 25, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Saki HATTA, Hiroyuki UZAWA, Shuhei YOSHIDA, Daisuke KOBAYASHI, Yuya OMORI, Ken NAKAMURA, Koyo NITTA
  • Patent number: 11965758
    Abstract: An object of the present invention is to provide a Brillouin optical sensing device and an optical sensing method capable of reducing introduction costs. The Brillouin optical sensing device according to the present invention includes: a sensing fiber 90 in which a plurality of optical fibers having Brillouin frequency shift characteristics different from each other are arranged in parallel; an optical measuring instrument 11 that launches an optical pulse into at least two of the optical fibers of the sensing fiber 90 to generate Brillouin scattering lights and measures a beat frequency of a beat signal between the Brillouin scattering lights at any position of the sensing fiber 90; and an arithmetic processing unit 12 that acquires a physical quantity of the sensing fiber 90 at said any position based on the beat frequency acquired by the optical measuring instrument 11.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: April 23, 2024
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Atsushi Nakamura, Chihiro Kito, Daisuke Iida, Junichi Kawataka, Hiroyuki Oshida
  • Patent number: 11966008
    Abstract: The present invention provides an optical film having a liquid crystal layer having excellent durability, and a liquid crystal film. The optical film of the present invention has an organic base material and a liquid crystal layer disposed on the organic base material, the liquid crystal layer contains a photo-alignment compound, and in the liquid crystal layer, the photo-alignment compound is unevenly distributed on a side of the organic base material.
    Type: Grant
    Filed: August 1, 2022
    Date of Patent: April 23, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Kazushige Nakagawa, Hideyuki Nishikawa, Masato Nakao, Shunya Katoh, Hiroyuki Hagio, Yutaka Nozoe, Kunihiro Kasezawa, Yuki Nakamura
  • Publication number: 20240127726
    Abstract: A display control device for performing control on a display of a display configured to display an image of content laid out in a virtual space as viewed from a predetermined position, the display being mounted on portions of eyes by a user. The device detects an orientation, with respect to the display, of a head portion of a person other than the user and determines whether a position of the content needs to be changed based on a detection-result and the position of the content in the virtual space. A position change destination of the content in the virtual space is set based on a distance between the position change destination of the content in the virtual space and a position at a current point in time of the content and to change the position of the content when the position of the content is to be changed.
    Type: Application
    Filed: February 22, 2022
    Publication date: April 18, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yasuo MORINAGA, Nozomi MATSUMOTO, Hiroyuki FUJINO, Tatsuya NISHIZAKI, Reo MIZUTA, Yuki NAKAMURA
  • Publication number: 20240128117
    Abstract: A substrate holding member includes a flat-plate-shaped base body that has at least one vent hole and a grooved portion, the at least one vent hole opening in an upper surface, the grooved portion communicating with the at least one vent hole and opening in a lower surface; a plurality of upper-surface convex portions that are formed so as to protrude upward from the upper surface of the base body; and an upper-surface ring-shaped convex portion that is formed in a ring shape along an outer periphery of the upper surface of the base body so as to protrude upward from the upper surface, wherein a cross-sectional area of the grooved portion in a direction perpendicular to a flow path direction is 1.2 mm2 or greater.
    Type: Application
    Filed: October 10, 2023
    Publication date: April 18, 2024
    Inventors: Kazuaki OOYACHI, Hiroyuki NAKAMURA
  • Publication number: 20240118635
    Abstract: Provided is an electrophotographic photosensitive member that achieves satisfactory transferability. An electrophotographic photosensitive member including a charge generating layer, a charge transporting layer, and a protection layer laminated on a support in the stated order, wherein the protection layer contains a binder resin and particles, and wherein when an average thickness of the protection layer in a site free of the particles is represented by T and a volume-average particle diameter of the particles is represented by Dm in a cross-section of the protection layer, the following formula (a) is satisfied.
    Type: Application
    Filed: November 30, 2023
    Publication date: April 11, 2024
    Inventors: TOMOHITO ISHIDA, SHUNTARO WATANABE, NOBUHIRO NAKAMURA, TATSUYA YAMAAI, HIROYUKI WATANABE, MASATADA HIROTA
  • Publication number: 20240119605
    Abstract: A calculation unit (22) sets each frame, of a moving image including a plurality of frames, as a target frame, calculates a motion vector with reference to a reference frame over an entirety of the target frames, and calculates an index indicating a magnitude of change between a key frame and the target frame, which is represented by using the motion vector, a judgement unit (25) judges whether or not the calculated index is equal to or greater than a predetermined threshold value, a first detection unit (27) detects a region indicating an object from the target frame by using an object detection model in a case in which the index is equal to greater than the threshold value, a second detection unit (28) detects a region on the target frame, which is obtained by correcting a position of a region detected in the reference frame by using the motion vector in a case in which the index is less than the threshold value, and an output unit (30) outputs information of the region detected by the first detection unit
    Type: Application
    Filed: February 9, 2021
    Publication date: April 11, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Ken NAKAMURA, Hiroyuki UZAWA, Daisuke KOBAYASHI, Saki HATTA, Yuya OMORI, Shuhei YOSHIDA
  • Publication number: 20240118634
    Abstract: The electrophotographic photosensitive member includes a support and a photosensitive layer on the support, in which a surface layer of the electrophotographic photosensitive member contains a particle, the surface layer has a particle partially exposed from the surface layer among the particle contained in the surface layer, the particle has a volume average particle diameter of 50.0 nm or more and 350.0 nm or less; in a cross-section of the surface layer, the number of the particle partially exposed from the surface layer is 80% by number or more based on a total number of the particle contained in the surface layer; and a total volume of an exposed portion of the particle partially exposed from the surface layer is 30% by volume or more and 80% by volume or less based on an entire volume of the particle contained in the surface layer.
    Type: Application
    Filed: November 30, 2023
    Publication date: April 11, 2024
    Inventors: SHUNTARO WATANABE, TOMOHITO ISHIDA, NOBUHIRO NAKAMURA, HIROYUKI WATANABE, TATSUYA YAMAAI, MASATADA HIROTA
  • Patent number: 11953610
    Abstract: Movement information is calculated with high accuracy, without being influenced by the number of GNSS signals receivable by each of a plurality of antennas. A movement information calculating device includes a plurality of antennas, a clock generator, a plurality of GNSS receivers, and an arithmetic logical unit. The plurality of antennas, each receives a GNSS signal. The clock generator generates a clock signal. The plurality of GNSS receivers are connected to the respective antennas, and share the clock signal from the clock generator and calculate GNSS observed values by using the shared clock signal and the GNSS signals, respectively. The arithmetic logical unit calculates movement information including a speed of a movable body based on the GNSS observed values from the plurality of GNSS receivers.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: April 9, 2024
    Assignee: Furuno Electric Co., Ltd.
    Inventors: Tatsuya Sonobe, Hiraku Nakamura, Hiroyuki Toda
  • Publication number: 20240114796
    Abstract: A piezoelectric element includes a substrate; and a first electrode, a first piezoelectric film, a second electrode, a second piezoelectric film, and a third electrode which are provided on the substrate in this order, in which both the first piezoelectric film and the second piezoelectric film contain a perovskite-type oxide containing Pb Zr, Ti, and M, as a main component, Pb composition ratios in the perovskite-type oxides contained in the first piezoelectric film and the second piezoelectric film are different from each other, and polarization-electric field hysteresis measured for the first piezoelectric film with the first electrode grounded and the second electrode as a drive electrode, and polarization-electric field hysteresis measured for the second piezoelectric film with the second electrode grounded and the third electrode as a drive electrode are shifted in the same electric field direction with respect to origins thereof.
    Type: Application
    Filed: August 23, 2023
    Publication date: April 4, 2024
    Inventors: Seigo NAKAMURA, Hiroyuki KOBAYASHI, Shinya SUGIMOTO, Tsutomu SASAKI
  • Publication number: 20240114793
    Abstract: A piezoelectric element includes a substrate; and a first electrode, a first piezoelectric film, a second electrode, a second piezoelectric film, and a third electrode which are provided on the substrate in this order, in which both the first piezoelectric film and the second piezoelectric film contain PZT having a metal element M doped thereto, as a main component, one piezoelectric film of the first piezoelectric film and the second piezoelectric film has a spontaneous polarization aligned in a film thickness direction, and in a case where in a hysteresis curve showing polarization-voltage characteristics of the one piezoelectric film, a coercive voltage Vcf+ on a positive side and a coercive voltage Vcf? on a negative side, and in polarization-voltage characteristics of the other piezoelectric film, a coercive voltage Vcr+ on a positive side and a coercive voltage Vcr? on a negative sid, |Vcr++Vcr?|<|Vcf++Vcf?|?0.2 is satisfied.
    Type: Application
    Filed: August 29, 2023
    Publication date: April 4, 2024
    Inventors: Hiroyuki KOBAYASHI, Seigo NAKAMURA, Shinya SUGIMOTO, Tsutomu SASAKI