Patents by Inventor Sho Nakamura

Sho 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: 11567288
    Abstract: An endoscope apparatus has an endoscope and a video processor. The endoscope has a magnet and a coil, the magnet has a voice coil motor configured to be movable with respect to the coil and a Hall device disposed in the vicinity of the coil and configured to detect a magnetic field of the magnet in order to detect a position of the magnet. The video processor includes a position detection circuit configured to detect the position of the magnet from an outputted signal of the Hall device, an arithmetic operation section configured to correct a sensor output signal indicating the position of the magnet detected by the position detection circuit using correction information and output the sensor output signal, and a drive control circuit configured to control a current or a voltage to the coil based on an arithmetic operation result of the arithmetic operation section.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: January 31, 2023
    Assignee: OLYMPUS CORPORATION
    Inventors: Takehiko Iguchi, Sho Nakamura
  • Publication number: 20220214914
    Abstract: A parallel process apparatus connecting electronic controllers via buses includes: a process request acceptance section that accepts process requests to the electronic controllers; and a process execution section that, while multiple process requests are simultaneously accepted, arbitrates the multiple process requests being accepted, and parallelizes multiple processes in accordance with the multiple process requests.
    Type: Application
    Filed: March 28, 2022
    Publication date: July 7, 2022
    Inventors: Sho NAKAMURA, Yuzo HARATA, Kazuaki HAYAKAWA, Tatsuya SATO, Yasuo MORITA
  • Patent number: 11354114
    Abstract: An updating system includes a plurality of electronic control units and an updating management device. The updating management device is configured to request that the electronic control units respectively update programs and store update results of the programs transmitted from the electronic control units. The electronic control unit has a first storage region and a second storage region, and is configured to store an updated program in the second storage region and notify the updating management device of the update results according to a request from the updating management device, and is configured to start a predetermined control using the updated program stored in the second storage region when the update results stored in the updating management device indicate that the updating of the programs in the electronic control units is completed.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: June 7, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyasu Ishikawa, Sho Nakamura
  • Patent number: 11314549
    Abstract: A parallel process apparatus connecting electronic controllers via buses includes: a process request acceptance section that accepts process requests to the electronic controllers; and a process execution section that, while multiple process requests are simultaneously accepted, arbitrates the multiple process requests being accepted, and parallelizes multiple processes in accordance with the multiple process requests.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: April 26, 2022
    Assignee: DENSO CORPORATION
    Inventors: Sho Nakamura, Yuzo Harata, Kazuaki Hayakawa, Tatsuya Sato, Yasuo Morita
  • Patent number: 11213186
    Abstract: The endoscope apparatus includes an endoscope and a video processor. The endoscope apparatus has a voice coil motor provided in a distal end portion of an insertion portion of the endoscope and having a coil with a resistance component, and a signal wire inserted into the insertion portion and connected to both ends of the coil, detects at least one value of a current supplied to the signal wire and a voltage applied to the signal wire, calculates power consumption of the coil from the at least one value detected and resistance value information of the resistance component, and executes a predetermined process based on the calculated power consumption of the coil and power consumption threshold information.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: January 4, 2022
    Assignee: OLYMPUS CORPORATION
    Inventors: Tadashi Ito, Sho Nakamura
  • Patent number: 11141054
    Abstract: An endoscope includes a sensor, and a temperature compensation circuit configured to perform temperature compensation of an output signal of the sensor, in a distal end portion. The temperature compensation circuit includes a differential amplifying section configured to amplify an output signal of the sensor, and a temperature sensing section in which a resistance is connected in series to a parallel connection portion of a temperature sensing element and a resistance.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: October 12, 2021
    Assignee: OLYMPUS CORPORATION
    Inventor: Sho Nakamura
  • Publication number: 20210311724
    Abstract: An updating system includes a plurality of electronic control units and an updating management device. The updating management device is configured to request that the electronic control units respectively update programs and store update results of the programs transmitted from the electronic control units. The electronic control unit has a first storage region and a second storage region, and is configured to store an updated program in the second storage region and notify the updating management device of the update results according to a request from the updating management device, and is configured to start a predetermined control using the updated program stored in the second storage region when the update results stored in the updating management device indicate that the updating of the programs in the electronic control units is completed.
    Type: Application
    Filed: June 18, 2021
    Publication date: October 7, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyasu ISHIKAWA, Sho NAKAMURA
  • Patent number: 11109743
    Abstract: An endoscope apparatus includes an endoscope including an observation optical system including a lens drive mechanism and a video processor connected to the endoscope, and the endoscope apparatus includes a voice coil motor provided in the endoscope and configured to drive a lens relating to the lens drive mechanism and a position detecting apparatus provided in the endoscope and configured to detect a position of the lens. The video processor is configured to determine whether or not the position detecting apparatus is in a heat generating state, and halt actuation of the position detecting apparatus if the video processor determines that the position detecting apparatus is in the heat generating state.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: September 7, 2021
    Assignee: OLYMPUS CORPORATION
    Inventor: Sho Nakamura
  • Patent number: 11106409
    Abstract: A feed instruction apparatus includes a reception unit and a transmission unit. The reception unit receives a print job for printing an image on a plurality of recording media. The transmission unit transmits, upon reception of the print job, a plurality of feed instructions for feeding two or more recording media of a number smaller than a total number of recording media subjected to printing based on the one received print job. Each time the feed instruction is received by a feeding unit, recording medium of a number based on the received feed instruction are fed one by one to a conveyance unit by the feeding unit. In processing the one print job, an image based on the one print job is printed on the recording media by a printing unit. The recording media is configured to be conveyed via the conveyance unit based on the plurality of feed instructions.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: August 31, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventor: Sho Nakamura
  • Publication number: 20210247975
    Abstract: A program update system includes a vehicle including a plurality of in-vehicle devices, and a server provided outside the vehicle. Each of the in-vehicle devices of the vehicle includes a storage unit configured to store one or more programs, an in-vehicle device communication unit configured to perform communication with the server, and an update execution unit configured to update the programs stored in the storage unit. The server includes a server communication unit configured to perform communication with each of the in-vehicle devices, and an update management unit configured to specify the in-vehicle device to be updated in a set of the in-vehicle devices and a program to be updated and execute update processing that makes the server communication unit transmit update data for updating the program to be updated to the in-vehicle device to be updated.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 12, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyasu ISHIKAWA, Sho NAKAMURA
  • Publication number: 20210212551
    Abstract: A power supply apparatus for an endoscope includes a plurality of power supply circuits, a plurality of power changeover switches, and a power control circuit. The power control circuit performs an operation to determine, when one power changeover switch provided on one power supply line connecting one power supply circuit of the plurality of power supply circuits and one electronic part of the plurality of electronic parts in each order of the power-on sequence is set to off, whether an output voltage of the one power supply circuit is normal or not and an operation to start a supply of one drive voltage required to drive the one electronic part according to a judgement result that the output voltage of the one power supply circuit is normal.
    Type: Application
    Filed: March 31, 2021
    Publication date: July 15, 2021
    Applicant: OLYMPUS CORPORATION
    Inventor: Sho NAKAMURA
  • Patent number: 11023223
    Abstract: A program update system includes a vehicle including a plurality of in-vehicle devices, and a server provided outside the vehicle. Each of the in-vehicle devices of the vehicle includes a storage unit configured to store one or more programs, an in-vehicle device communication unit configured to perform communication with the server, and an update execution unit configured to update the programs stored in the storage unit. The server includes a server communication unit configured to perform communication with each of the in-vehicle devices, and an update management unit configured to specify the in-vehicle device to be updated in a set of the in-vehicle devices and a program to be updated and execute update processing that makes the server communication unit transmit update data for updating the program to be updated to the in-vehicle device to be updated.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: June 1, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyasu Ishikawa, Sho Nakamura
  • Publication number: 20210100427
    Abstract: An endoscope apparatus includes an endoscope having a lens, an actuator, and an endoscope memory, and a processor having a driving circuit and a processor memory and connected to the endoscope. The processor judges whether there is abnormality or not in at least one of the actuator or the driving circuit by using information on a signal transmitted from the driving circuit to the actuator, first judgement information read from the endoscope memory, and second judgement information read from the processor memory.
    Type: Application
    Filed: December 17, 2020
    Publication date: April 8, 2021
    Applicant: OLYMPUS CORPORATION
    Inventor: Sho NAKAMURA
  • Patent number: 10908890
    Abstract: A vehicle system includes: a reprogramming slave device implemented by an electronic control unit (hereinafter “ECU”) to be a target of updating an update file of a program stored among a plurality of the ECUs; a reprogramming master device that transmits the update file to the reprogramming slave device to control the update of the program stored in the reprogramming slave device according to a request from a terminal operable by a vehicle user; and a determination unit determines the progress of update processing on the update file. A vehicle device functions as the reprogramming master that includes: an obtaining unit for obtaining the progress determined by the determination unit; and a notification command unit for commanding a notification medium to notify the progress obtained by the obtaining unit.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: February 2, 2021
    Assignee: DENSO CORPORATION
    Inventors: Sho Nakamura, Yuzo Harata, Kazuhiro Uehara
  • Patent number: 10868992
    Abstract: An endoscope apparatus includes an endoscope including a cable and a sensor and a processor. The endoscope includes a differential amplifying section configured to differentially amplify an output signal from the sensor. The processor includes a power supply circuit configured to generate a reference voltage supplied to the differential amplifying section. The reference voltage generated by the power supply circuit of the processor is supplied to the differential amplifying section of the endoscope via the cable. An output signal of the differential amplifying section is detected by the processor via the cable.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: December 15, 2020
    Assignee: OLYMPUS CORPORATION
    Inventor: Sho Nakamura
  • Publication number: 20200268233
    Abstract: An endoscope system includes an endoscope having a position/angle sensor and an amplifying circuit, a memory configured to store output error sensitivity data and a first wiring resistance value, and a processor including a signal processing circuit configured to process an output signal from the amplifying circuit. The signal processing circuit corrects an error of the output signal based on a value obtained by multiplying a difference between the first wiring resistance value and a processor wiring resistance value by the output error sensitivity data.
    Type: Application
    Filed: February 3, 2020
    Publication date: August 27, 2020
    Applicant: OLYMPUS CORPORATION
    Inventors: Masanori SHIMOYAMA, Rintaro NISHIHARA, Sho NAKAMURA
  • Patent number: 10739548
    Abstract: An optical unit includes: a cylindrical fixing member configured to retain at least one of an object-side fixed lens group and an image-side fixed lens group; a cylindrical movable member configured to retain a movable lens group between the groups and arranged on a radial-direction inner side of the fixing member slidablly with respect to the fixing member, the cylindrical movable member having a same central axis as the cylindrical fixing member; a voice coil motor including: a coil arranged in the fixing member; and magnets arranged on the movable member and magnetically polarized in a direction intersecting with the central axis, the voice coil motor being capable of moving the movable member relative to the fixing member along a direction of the central axis; and a rotation restricting member configured to restrict rotation of the movable member about the central axis with respect to the fixing member.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: August 11, 2020
    Assignee: OLYMPUS CORPORATION
    Inventors: Takehiko Iguchi, Takeshi Saito, Sho Nakamura
  • Publication number: 20200174245
    Abstract: An endoscope system includes an endoscope in which an actuator moves a movable lens and a position sensor outputs a position detection signal, and a processor including a driver circuit configured to drive the actuator and a driving control circuit configured to subject a deviation of the position detection signal to first correction based on individual processor correction data stored in a processor memory and controls the driver circuit based on a target position and the position detection signal subjected to the first correction.
    Type: Application
    Filed: November 22, 2019
    Publication date: June 4, 2020
    Applicant: OLYMPUS CORPORATION
    Inventors: Rintaro NISHIHARA, Sho NAKAMURA
  • Patent number: 10653301
    Abstract: An optical unit includes: a fixed portion configured to hold at least one of an object side fixed lens group and an image side fixed lens group; a movable portion configured to hold a movable lens group between the object side fixed lens group and the image side fixed lens group; and a voice coil motor configured to relatively move the movable portion with respect to the fixed portion in a direction of a central axis, the voice coil motor including a coil arranged on the fixed portion, and magnets magnetically polarized in directions orthogonal to the central axis and substantially symmetrical with respect to the central axis. At least two magnets adjacent to each other in a circumferential direction in a cross section orthogonal to the central axis are arranged so as to be shifted in opposite directions in a circumferential direction.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: May 19, 2020
    Assignee: OLYMPUS CORPORATION
    Inventors: Takehiko Iguchi, Takeshi Saito, Sho Nakamura
  • Publication number: 20200142152
    Abstract: An endoscope apparatus has an endoscope and a video processor. The endoscope has a magnet and a coil, the magnet has a voice coil motor configured to be movable with respect to the coil and a Hall device disposed in the vicinity of the coil and configured to detect a magnetic field of the magnet in order to detect a position of the magnet. The video processor includes a position detection circuit configured to detect the position of the magnet from an outputted signal of the Hall device, an arithmetic operation section configured to correct a sensor output signal indicating the position of the magnet detected by the position detection circuit using correction information and output the sensor output signal, and a drive control circuit configured to control a current or a voltage to the coil based on an arithmetic operation result of the arithmetic operation section.
    Type: Application
    Filed: January 7, 2020
    Publication date: May 7, 2020
    Applicant: OLYMPUS CORPORATION
    Inventors: Takehiko IGUCHI, Sho NAKAMURA