Patents by Inventor Shigeki Nishiyama

Shigeki Nishiyama 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: 11206536
    Abstract: A communication apparatus executes authentication via wireless communication with a mobile device and, based on an authentication process, controls execution of a vehicle operation requested by a user. The communication apparatus includes a detection unit configured to detect closure of a door of a vehicle, an authentication processing unit configured to determine, in response to detection of the closure of the door by the detection unit, whether a specific mobile device is inside the vehicle by executing a first authentication process corresponding to a vehicle operation for which a highest security is set, among a plurality of vehicle operations that can be requested by the user, and an execution unit configured to execute, when the authentication processing unit has determined that the specific mobile device is inside the vehicle, a requested vehicle operation requestable from an inside of the vehicle and included in the plurality of vehicle operations.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: December 21, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Shigeki Nishiyama
  • Patent number: 10988108
    Abstract: A terminal performs communication with an in-vehicle device to control a vehicle. The terminal includes a controller configured to switch and set a plurality of operation modes, and a vibration detection unit configured to detect vibration of the terminal. The operation modes include a first mode, a second mode different from the first mode, and a third mode where communication with the in-vehicle device is more restricted than in the first mode and the second mode. The controller is configured to, when the first mode is executed, in a case where vibration is not detected in the vibration detection unit for a predetermined time, switch the operation mode to the third mode, and when the second mode is executed, in a case where vibration is not detected in the vibration detection unit for a time longer than the predetermined time, switch the operation mode to the third mode.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: April 27, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hiroki Okada, Tomoyuki Funayama, Toru Yoshihara, Shigeki Nishiyama, Masashi Komeya, Yuuto Kameyama
  • Publication number: 20210076203
    Abstract: A vehicle authentication apparatus includes first and second communication devices, first and second area determination devices, and a control execution device. The first communication device specifies a first area as a communication area. The second communication device specifies a second area as the communication area. The first area determination device determines whether the mobile devices are present at the first area based on a communication status of the first communication device with the mobile devices. The second area determination device determines whether at least one of mobile devices is present at the second area based on a communication status of the second communication device with the mobile devices. The control execution device executes predetermined vehicle control in response to determining no mobile devices being present at the first area; and determining at least one of the mobile devices being present at the second area.
    Type: Application
    Filed: November 16, 2020
    Publication date: March 11, 2021
    Inventors: Koji SAKAMOTO, Shigeki NISHIYAMA, Tomoyuki FUNAYAMA
  • Publication number: 20210029545
    Abstract: A communication apparatus executes authentication via wireless communication with a mobile device and, based on an authentication process, controls execution of a vehicle operation requested by a user. The communication apparatus includes a detection unit configured to detect closure of a door of a vehicle, an authentication processing unit configured to determine, in response to detection of the closure of the door by the detection unit, whether a specific mobile device is inside the vehicle by executing a first authentication process corresponding to a vehicle operation for which a highest security is set, among a plurality of vehicle operations that can be requested by the user, and an execution unit configured to execute, when the authentication processing unit has determined that the specific mobile device is inside the vehicle, a requested vehicle operation requestable from an inside of the vehicle and included in the plurality of vehicle operations.
    Type: Application
    Filed: October 14, 2020
    Publication date: January 28, 2021
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Shigeki NISHIYAMA
  • Patent number: 10870178
    Abstract: A flux-cored wire for arc welding of a duplex stainless steel includes a stainless-steel sheath filled with a flux and contains, with respect to the total mass of the wire, predetermined amounts of Cr, Ni, Mo, N, Mn, and Si, in which letting a Ti alloy content in terms of Ti be [Ti] and letting an Al alloy content in terms of Al be [Al], [Ti] and [Al] are predetermined values, and in which parameter A expressed as A=[Ti]+2×[Al] satisfies a predetermined value, and the balance is composed of Fe, a slag-forming component, and incidental impurities.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: December 22, 2020
    Assignee: Kobe Steel, Ltd.
    Inventors: Masatoshi Ishida, Hiroshi Sugahara, Tetsunao Ikeda, Shigeki Nishiyama
  • Patent number: 10841796
    Abstract: A communication apparatus executes authentication via wireless communication with a mobile device and, based on an authentication process, controls execution of a vehicle operation requested by a user. The communication apparatus includes a detection unit configured to detect closure of a door of a vehicle, an authentication processing unit configured to determine, in response to detection of the closure of the door by the detection unit, whether a specific mobile device is inside the vehicle by executing a first authentication process corresponding to a vehicle operation for which a highest security is set, among a plurality of vehicle operations that can be requested by the user, and an execution unit configured to execute, when the authentication processing unit has determined that the specific mobile device is inside the vehicle, a requested vehicle operation requestable from an inside of the vehicle and included in the plurality of vehicle operations.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: November 17, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Shigeki Nishiyama
  • Patent number: 10797183
    Abstract: A capacitor that includes a substrate; a capacitor formation region in which one or more trenches are formed; a dummy region located between the capacitor formation region and an end of the substrate; a first electrode formed inside the one or more trenches to cover the capacitor formation region, and a dielectric film; a second electrode that covers the capacitor formation region and has a different potential from the first electrode; and an extended portion that formed in the dummy region. Moreover, the extended portion forms a recess or a protrusion on the substrate in a path from the second electrode to the end portion of the substrate.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: October 6, 2020
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Masaki Takeuchi, Shigeki Nishiyama, Hiroshi Nakagawa, Satoru Goto, Yoshinari Nakamura
  • Publication number: 20200198537
    Abstract: A portable device communicates with a vehicle, and the portable device includes: a motion sensor; a control unit configured to determine whether or not abnormality has occurred in the motion sensor, based on an output from the motion sensor; and an output unit configured to perform an output representing abnormality in the motion sensor, when the control unit determines that abnormality has occurred in the motion sensor.
    Type: Application
    Filed: March 2, 2020
    Publication date: June 25, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyuki FUNAYAMA, Shigeki NISHIYAMA, Toru YOSHIHARA, Masashi KOMEYA
  • Patent number: 10611303
    Abstract: A portable device communicates with a vehicle, and the portable device includes: a motion sensor; a control unit configured to determine whether or not abnormality has occurred in the motion sensor, based on an output from the motion sensor; and an output unit configured to perform an output representing abnormality in the motion sensor, when the control unit determines that abnormality has occurred in the motion sensor.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: April 7, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyuki Funayama, Shigeki Nishiyama, Toru Yoshihara, Masashi Komeya
  • Patent number: 10611338
    Abstract: A vehicle control device is configured to be connected to an antenna and to a sensor by a common wire. The vehicle control device includes an electronic control unit configured to perform a determination process of determining a vehicle operation corresponding to a signal received from the sensor, determine whether the determination process is completed, and transmit a drive signal to the antenna after determining that the determination process is completed and upon the vehicle operation being determined, the drive signal being transmitted to the antenna such that the antenna transmits a radio signal.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: April 7, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeki Nishiyama, Tomoyuki Funayama, Yuuto Kameyama
  • Patent number: 10527707
    Abstract: An in-vehicle communication device includes a transmission controller configured to perform control so that a first signal is transmitted from outside and a predetermined second signal is transmitted from outside and inside, after the transmission of the first signal, and a determination unit configured to determine whether the terminal device is present outside or inside based on a first response signal that is transmitted from the terminal device after the transmission of the second signal. When the determination unit is unable to determine whether the terminal device is present outside or inside, the transmission controller is configured to perform control so that a third signal is transmitted from inside, and the determination unit is configured to determine whether the terminal device is present outside or inside based on a second response signal that is transmitted from the terminal device after the transmission of the third signal.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: January 7, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeki Nishiyama, Tomoyuki Funayama
  • Publication number: 20190357041
    Abstract: A communication apparatus executes authentication via wireless communication with a mobile device and, based on an authentication process, controls execution of a vehicle operation requested by a user. The communication apparatus includes a detection unit configured to detect closure of a door of a vehicle, an authentication processing unit configured to determine, in response to detection of the closure of the door by the detection unit, whether a specific mobile device is inside the vehicle by executing a first authentication process corresponding to a vehicle operation for which a highest security is set, among a plurality of vehicle operations that can be requested by the user, and an execution unit configured to execute, when the authentication processing unit has determined that the specific mobile device is inside the vehicle, a requested vehicle operation requestable from an inside of the vehicle and included in the plurality of vehicle operations.
    Type: Application
    Filed: April 12, 2019
    Publication date: November 21, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Shigeki NISHIYAMA
  • Patent number: 10442398
    Abstract: Provided is a vehicle control system that performs detection and authentication of an electronic key being present in a detection range on a periphery of a vehicle, on the basis of polling performed by an on-vehicle apparatus. Any one of the on-vehicle apparatus and a first electronic key includes: a determination section configured to determine whether or not communication, between the on-vehicle apparatus and the first electronic key, in which the first electronic key returns a signal in response to a signal transmitted from the on-vehicle apparatus is continuously performed for not less than a predetermined time period; and a first processing section configured to restrict a response, by the first electronic key, to a first polling signal transmitted from the on-vehicle apparatus, when the determination section has determined that the communication is continuously performed for not less than the predetermined time period.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: October 15, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeki Nishiyama, Tomoyuki Funayama
  • Publication number: 20190275937
    Abstract: A portable device communicates with a vehicle, and the portable device includes: a motion sensor; a control unit configured to determine whether or not abnormality has occurred in the motion sensor, based on an output from the motion sensor; and an output unit configured to perform an output representing abnormality in the motion sensor, when the control unit determines that abnormality has occurred in the motion sensor.
    Type: Application
    Filed: January 16, 2019
    Publication date: September 12, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomoyuki FUNAYAMA, Shigeki NISHIYAMA, Toru YOSHIHARA, Masashi KOMEYA
  • Patent number: 10411087
    Abstract: A semiconductor capacitor includes a semiconductor substrate having a first and second principal surfaces. A first set of one or more trenches is formed on the first principal surface and a second set of one or more trenches formed on the second principal surface. A first dielectric film is located on the first principal surface and least inner walls of the first set of one or more trenches. A second dielectric film is located on the second principal surface and least inner walls of the second set of one or more trenches. A first conductor film located on the first dielectric film. A second conductor film located on the second dielectric film. The semiconductor substrate is formed of Si, SiC, GaN, or the like. The dielectric film has a two-layer structure of SiO2 and Si3N4.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: September 10, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Shigeki Nishiyama
  • Publication number: 20190227142
    Abstract: An in-vehicle communication device includes a transmission controller configured to perform control so that a first signal is transmitted from outside and a predetermined second signal is transmitted from outside and inside, after the transmission of the first signal, and a determination unit configured to determine whether the terminal device is present outside or inside based on a first response signal that is transmitted from the terminal device after the transmission of the second signal. When the determination unit is unable to determine whether the terminal device is present outside or inside, the transmission controller is configured to perform control so that a third signal is transmitted from inside, and the determination unit is configured to determine whether the terminal device is present outside or inside based on a second response signal that is transmitted from the terminal device after the transmission of the third signal.
    Type: Application
    Filed: January 2, 2019
    Publication date: July 25, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeki NISHIYAMA, Tomoyuki FUNAYAMA
  • Publication number: 20190152438
    Abstract: A vehicle control device is configured to be connected to an antenna and to a sensor by a common wire. The vehicle control device includes an electronic control unit configured to perform a determination process of determining a vehicle operation corresponding to a signal received from the sensor, determine whether the determination process is completed, and transmit a drive signal to the antenna after determining that the determination process is completed and upon the vehicle operation being determined, the drive signal being transmitted to the antenna such that the antenna transmits a radio signal.
    Type: Application
    Filed: January 29, 2019
    Publication date: May 23, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeki NISHIYAMA, Tomoyuki FUNAYAMA, Yuuto KAMEYAMA
  • Publication number: 20190092278
    Abstract: A terminal performs communication with an in-vehicle device to control a vehicle. The terminal includes a controller configured to switch and set a plurality of operation modes, and a vibration detection unit configured to detect vibration of the terminal. The operation modes include a first mode, a second mode different from the first mode, and a third mode where communication with the in-vehicle device is more restricted than in the first mode and the second mode. The controller is configured to, when the first mode is executed, in a case where vibration is not detected in the vibration detection unit for a predetermined time, switch the operation mode to the third mode, and when the second mode is executed, in a case where vibration is not detected in the vibration detection unit for a time longer than the predetermined time, switch the operation mode to the third mode.
    Type: Application
    Filed: August 3, 2018
    Publication date: March 28, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hiroki OKADA, Tomoyuki FUNAYAMA, Toru YOSHIHARA, Shigeki NISHIYAMA, Masashi KOMEYA, Yuuto KAMEYAMA
  • Publication number: 20190088800
    Abstract: A capacitor that includes a substrate; a capacitor formation region in which one or more trenches are formed; a dummy region located between the capacitor formation region and an end of the substrate; a first electrode formed inside the one or more trenches to cover the capacitor formation region, and a dielectric film; a second electrode that covers the capacitor formation region and has a different potential from the first electrode; and an extended portion that formed in the dummy region. Moreover, the extended portion forms a recess or a protrusion on the substrate in a path from the second electrode to the end portion of the substrate.
    Type: Application
    Filed: November 16, 2018
    Publication date: March 21, 2019
    Inventors: Masaki TAKEUCHI, Shigeki NISHIYAMA, Hiroshi NAKAGAWA, Satoru GOTO, Yoshinari NAKAMURA
  • Patent number: 10227060
    Abstract: A vehicle control device configured to perform transmission of a drive signal for driving an antenna and reception of a detection signal from a sensor detection unit configured to detect a user operation by common wire, and a controller configured to control the antenna driving unit to transmit the drive signal. The controller is configured to determine whether the determination process is being performed by the sensor detection signal determination unit each when the antenna driving unit transmits the drive signal. The controller is configured to cause the antenna driving unit to transmit the drive signal after the sensor detection signal determination unit finishes the determination process in a case where the controller determines that the determination process is being performed by the sensor detection signal determination unit.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: March 12, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeki Nishiyama, Tomoyuki Funayama, Yuuto Kameyama