Patents Assigned to Nagoya Institute of Technology
  • Publication number: 20230261604
    Abstract: In a first control state, it is determined which one of a first failure pattern (FP1) and a second failure pattern (FP2) is a failure pattern (FT), and in a second control state, it is determined which one of a first lower-stage-side failure pattern (LF1) and a second lower-stage-side failure pattern (LF2) is a lower-stage-side failure pattern (LF), and it is determined which one of a set of upper-stage-side arms of a first inverter (11), a set of lower-stage-side arms of the first inverter (12), a set of upper-stage-side arms of a second inverter (12), and a set of lower-stage-side arms of the second inverter (12) is failure-side arms, based on a result of the determination in the first control state and a result of the determination in the second control state.
    Type: Application
    Filed: March 26, 2021
    Publication date: August 17, 2023
    Applicants: AISIN CORPORATION, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Subrata SAHA, Hiroki IWAI, Takashi KOSAKA, Hiroaki MATSUMORI
  • Publication number: 20230243947
    Abstract: A communication device comprising: a wireless communication section configured to wirelessly receive a signal from another communication device; and a control section configured to estimate a reception time of the second signal based on the expanded signal matrix that minimizes the predetermined norm, wherein the control section executes the iterative calculation separately at a plurality of stages, sets a value of the regularization parameter used for the iterative calculation at or after a second stage of the plurality of stages to a value of the regularization parameter or more used for the iterative calculation at a previous stage, and changes the value of the regularization parameter based on a reception status of the second signal during the iterative calculation at or after the second stage.
    Type: Application
    Filed: January 19, 2023
    Publication date: August 3, 2023
    Applicants: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Yoshiki OISHI, Kenichi KOGA, Tatsuya KOIKE, Kento KATAOKA, Nobuyoshi KIKUMA
  • Publication number: 20230219857
    Abstract: The present invention provides means capable of imparting high temporal stability to a hardening aid solution which serves as a raw material and capable of imparting high strength and high quality stability to a hardened body of the self-hardening material, in the hardened body of the self-hardening material that contains a ceramic powder containing Si element at least on the surface thereof.
    Type: Application
    Filed: May 14, 2021
    Publication date: July 13, 2023
    Applicants: FUJIMI INCORPORATED, OBAYASHI CORPORATION, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Takashi HAYAKAWA, Naoya MIWA, Keiji ASHITAKA, Takashi HITOMI, Nobuko TAGUCHI, Takashi SHIRAI, Yunzi XIN
  • Publication number: 20230128852
    Abstract: A silsesquioxane derivative that can further contribute to improving heat conductivity. The silsesquioxane derivative represented in the following formula forms a matrix having exceptional heat conductivity due to curing. [C5] [SiO4/2]s[R1—SiO3/2]t[R2—SiO3/2]u[H—SiO3/2]v[R32—SiO2/2]w[H,R42—SiO1/2]x[R53—SiO1/2]y??(1) [in the formula, R1 is a hydrosilylation-reactive organic group having a carbon-carbon unsaturated bond and having 2 to 30 carbon atoms, R2, R3, R4 and R5 are each independently at least one selected from the group consisting of an alkyl group having 1 to 10 carbon atoms, an aryl group having 5 to 10 carbon atoms and an aralkyl group having 6 to 10 carbon atoms, t, u, w and x are a positive number, and s, v and y are 0 or a positive number].
    Type: Application
    Filed: January 28, 2021
    Publication date: April 27, 2023
    Applicants: TOAGOSEI CO., LTD., NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Yoshiaki IWASE, Yuji IWAMOTO, Sawao HONDA, Yusuke DAIKO, Yusuke KAKUTANI
  • Publication number: 20230104240
    Abstract: A protein for visual color recognition and the like, the protein having a channel activity and including an amino acid residue different from the amino acid residue present in a first amino acid sequence represented by SEQ ID NO: 1, at a position or positions corresponding to one or two or more selections from the group consisting of the following positions in the first amino acid sequence: positions 53, 83, 87, 117, 120, 124, 137, 139, 142, 143, 146, 150, 169, 173, 177, 198, 204, 216, 217, 218, 231, 238, 245, and 247.
    Type: Application
    Filed: March 15, 2021
    Publication date: April 6, 2023
    Applicant: NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Shunta SHIGEMURA, Shoko HOSOSHIMA, Satoshi TSUNODA, Hideki KANDORI
  • Patent number: 11585915
    Abstract: A communication device comprising: a wireless communication section; and a control section configured to correlate a first signal with a second signal from another communication device at a designated interval, convert a data matrix including an array of a plurality of correlation computation results into a format including a matrix product of an expanded modal matrix and an expanded signal matrix, estimate the expanded signal matrix that minimizes a predetermined norm, and estimate reception time of the second signal on a basis of the expanded signal matrix that minimizes the predetermined norm.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: February 21, 2023
    Assignees: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Yoshiki Oishi, Kenichi Koga, Tatsuya Koike, Nobuyoshi Kikuma
  • Publication number: 20230028358
    Abstract: Two inverters (10) provided at respective both ends of open-end windings (8) are appropriately controlled. As control regions (R) of a rotating electrical machine (80), a first speed region (VR1) and a second speed region (VR2) in which the rotational speed of the rotating electrical machine (80) is higher than in the first speed region (VR1) for the same torque are set, and in the second speed region (VR2), a rotating electrical machine control device (1) controls both inverters (10), a first inverter (11) and a second inverter (12), by mixed pulse width modulation control in which control is performed such that a plurality of pulses with different patterns are outputted during a first period (T1) which is a half cycle of electrical angle, and an inactive state continues during a second period (T2) which is the other half cycle.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 26, 2023
    Applicants: AISIN CORPORATION, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Subrata SAHA, Hiroki IWAI, Takashi KOSAKA, Hiroak MATSUMORI, Naoto SAITO, Yoshinobu ITO, Isao FUJIWARA
  • Publication number: 20230006594
    Abstract: A rotary electric machine control apparatus (1) suitably controls two inverters (10) connected to associated ends of open windings (8). The rotary electric machine control apparatus (1) performs target control involving: controlling a first one of the inverters (10), which is selected from a first inverter (11) and a second inverter (12), by rectangular wave control; and controlling a second one of the inverters (10) by special pulse width modulation control that is one type of pulse width modulation control. The special pulse width modulation control is a control method to produce a switching pattern (Su2+) that is based on a difference between a switching pattern resulting from the pulse width modulation control and a switching pattern (Su1+) resulting from the rectangular wave control when a target voltage is to be generated in the open windings (8).
    Type: Application
    Filed: September 29, 2020
    Publication date: January 5, 2023
    Applicants: AISIN CORPORATION, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Subrata SAHA, Hiroki IWAI, Takashi KOSAKA, Hiroaki MATSUMORI
  • Patent number: 11488751
    Abstract: An elastic body of this disclosure contains magnetized magnetic powder dispersed in an elastic member, and generates an induced current in a circuit by undergoing an elastic deformation to cause a change in magnetic flux density. The elastic member is an elastomeric foam.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: November 1, 2022
    Assignees: INOAC CORPORATION, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Nobuyuki Makihara, Yasushi Ido, Yuhiro Iwamoto
  • Patent number: 11472469
    Abstract: An electric power steering device including a column actuator disposed on a column side of the intermediate shaft and outputting a column assist torque; a rack actuator disposed on a rack side of the intermediate shaft and outputting a rack assist torque; a column torque sensor coaxially disposed with the steering shaft and detecting a column torsion torque; a rack torque sensor coaxially disposed with the intermediate shaft and detecting a rack torsion torque; and a calculator calculating instruction values of the column assist torque and the rack assist torque based on the torsion torques.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: October 18, 2022
    Assignees: DENSO CORPORATION, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Shuji Kuramitsu, Hiroyasu Otake, Ryo Kano, Yoshifumi Morita, Hironao Watanabe, Takayuki Kato
  • Patent number: 11440147
    Abstract: A controller performs a first process of scanning a cylindrical irradiation region including a focused spot of laser light emitted from a laser light emitter to machine a flank face side of a workpiece to manufacture a cutting tool having a plurality of cutting edges arranged in line. In the first process, the controller scans the cylindrical irradiation region along a scanning path that has periodicity and changes a machining depth to form the plurality of cutting edges. The controller further performs a second process of scanning the cylindrical irradiation region including the focused spot of the laser light emitted in a direction different from an irradiation direction of the laser light in the first process to machine a rake face side of the workpiece.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: September 13, 2022
    Assignees: National University Corporation Tokai National Higher Education and Research System, Nagoya Institute of Technology
    Inventors: Eiji Shamoto, Fumihiro Itoigawa
  • Patent number: 11370477
    Abstract: A calculator or an electronic control unit (ECU) calculates an instruction value of a column assist torque and a rack assist torque output from a column actuator, or a column motor, and a rack actuator, or a rack motor, based at least on a torsion torque. The calculator includes a base assist controller, a stabilization controller, and an adder. The base assist controller individually or commonly calculates a base assist torque based on the torsion torque. The stabilization controller individually or commonly calculates a stabilization torque for stabilizing a steering system. The adder performs addition of the base assist torque and the stabilization torque.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: June 28, 2022
    Assignees: DENSO CORPORATION, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Shuji Kuramitsu, Hiroyasu Otake, Ryo Kano, Yoshifumi Morita, Hironao Watanabe, Takayuki Kato
  • Publication number: 20220073571
    Abstract: An excellent photosensitivity is exhibited by a protein including, at a position or positions corresponding to one or two or more positions selected from the group made of the following (1) to (3) in a first amino acid sequence represented by SEQ ID NO: 1: (1) positions 39, 94, 98, 102, 110, 113, 114, 162, 224, 225, 230, 231, and 235, (2) positions 53, 61, 68, 74, 76, 80, 130, 137, 194, 195, 198, 200, 204, 205, 209, 210, 253, and 254, and (3) positions 46, 83, 84, 87, 90, 91, 116, 117, 120, 124, 139, 142, 143, 146, 173, 214, 216, 217, 238, 242, and 245, an amino acid residue different from that in the first amino acid sequence, and that has channel activity.
    Type: Application
    Filed: September 13, 2019
    Publication date: March 10, 2022
    Applicant: NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Shunta SHIGEMURA, Shoko HOSOSHIMA, Satoshi TSUNODA, Hideki KANDORI
  • Publication number: 20220057502
    Abstract: A communication device comprising: a wireless communication section; and a control section configured to correlate a first signal with a second signal from another communication device at a designated interval, convert a data matrix including an array of a plurality of correlation computation results into a format including a matrix product of an expanded modal matrix and an expanded signal matrix, estimate the expanded signal matrix that minimizes a predetermined norm, and estimate reception time of the second signal on a basis of the expanded signal matrix that minimizes the predetermined norm.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 24, 2022
    Applicants: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Yoshiki OISHI, Kenichi KOGA, Tatsuya KOIKE, Nobuyoshi KIKUMA
  • Patent number: 11240069
    Abstract: A communication device is configured to correlate a first signal with a second signal at a designated interval, the second signal corresponding to the first signal and being received by the communication device where the other communication device transmits a signal including a pulse as the first signal, convert a correlation computation result that is a result of correlating the first signal with the second signal at the designated interval into a format including a matrix product of an expanded modal matrix and an expanded signal vector, the expanded modal matrix including a plurality of elements indicating the correlation computation result obtained when assuming that the signals are received at respective set times, the expanded signal vector being a vector including a plurality of elements, each of which indicates whether or not there is a signal received at each of the set times and amplitude and phase of the signal.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: February 1, 2022
    Assignees: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Yoshiki Oishi, Kenichi Koga, Tatsuya Koike, Nobuyoshi Kikuma
  • Publication number: 20210408583
    Abstract: Provided is a solid electrolyte which is identified as 3LiOH.Li2SO4 by diffractometry. The solid electrolyte further contains boron.
    Type: Application
    Filed: September 10, 2021
    Publication date: December 30, 2021
    Applicants: NAGOYA INSTITUTE OF TECHNOLOGY, NGK INSULATORS, LTD.
    Inventors: Reona MIYAZAKI, Harunobu ONISHI, Satoshi OZAKI, Toshihiro YOSHIDA, Yuji KATSUDA, Yosuke SATO, En YAGI
  • Patent number: 11201529
    Abstract: A stator core including field slots housing field windings and armature slots housing armature windings is provided. Permanent magnets are housed in the respective armature slots. Field windings face to the permanent magnets directly or via the stator core on the outer and inner circumferential sides. A coil end of one of the armature windings straddles the predetermined one of the field slots and passes over the axial end face of each of the permanent magnets in the corresponding one of the field slots over which the coil end straddles.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: December 14, 2021
    Assignees: DAIKIN INDUSTRIES, LTD., NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Yoshinari Asano, Toshinari Kondou, Yoshihito Sanga, Yoshifumi Maeda, Takashi Kosaka
  • Publication number: 20210319187
    Abstract: A discussion support device acquires, via a communication network, a plurality of comments relating to a main topic of a discussion, extracts a plurality of ideas, a plurality of favorable points, a plurality of unfavorable points, and a plurality of issues from the acquired plurality of comments, identifies a topology between the extracted plurality of ideas, plurality of favorable points, plurality of unfavorable points, and plurality of issues, and creates a facilitation structure to realize the identified topology.
    Type: Application
    Filed: August 7, 2019
    Publication date: October 14, 2021
    Applicant: NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Takayuki ITO, Shun SHIRAMATSU, Shota SUZUKI
  • Publication number: 20210300960
    Abstract: A saccharide derivative represented by Chemical Formula (1) or (2), or a salt thereof, includes units of a monosaccharide linked to each other in a chainlike or cyclic manner through glycosidic bonding and has antimicrobial action. In the formulae, R1 represents an amino-containing structure; and n represents an integer of 3 or more. A saccharide derivative represented by Chemical Formula (5) or (6), or a salt thereof, includes units of a monosaccharide linked to each other in a chainlike or cyclic manner through glycosidic bonding and has antimicrobial activity enhancing action. In the formulae, R3 represents an amino-containing structure; R4 is selected from acetyl and propanoyl; and n represents an integer of 3 or more.
    Type: Application
    Filed: September 8, 2017
    Publication date: September 30, 2021
    Applicant: NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Hatsuo YAMAMURA, Atsushi MIYAGAWA
  • Publication number: 20210243054
    Abstract: A communication device is configured to correlate a first signal with a second signal at a designated interval, the second signal corresponding to the first signal and being received by the communication device where the other communication device transmits a signal including a pulse as the first signal, convert a correlation computation result that is a result of correlating the first signal with the second signal at the designated interval into a format including a matrix product of an expanded modal matrix and an expanded signal vector, the expanded modal matrix including a plurality of elements indicating the correlation computation result obtained when assuming that the signals are received at respective set times, the expanded signal vector being a vector including a plurality of elements, each of which indicates whether or not there is a signal received at each of the set times and amplitude and phase of the signal.
    Type: Application
    Filed: January 22, 2021
    Publication date: August 5, 2021
    Applicants: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, NAGOYA INSTITUTE OF TECHNOLOGY
    Inventors: Yoshiki Oishi, Kenichi Koga, Tatsuya Koike, Nobuyoshi Kikuma