Patents by Inventor Daisuke Nishikawa

Daisuke Nishikawa 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).

  • Publication number: 20240098981
    Abstract: According to one embodiment, a semiconductor device includes a pillar of an oxide semiconductor material and a gate insulating layer that surrounds a side surface of the pillar. The gate insulating layer includes a lower portion, an upper portion, and an intermediate portion. A gate electrode surrounds the intermediate portion of the gate insulating layer. A lower electrode is provided that includes a first oxide conductor portion that is connected to a lower surface of the pillar. An upper electrode is provided connected to an upper surface of the pillar. The gate electrode includes a metal portion containing a metallic element and a first nitrogen-containing portion between the metal portion and the gate insulating layer. The first oxide conductor portion includes a second nitrogen-containing at an interface between the first oxide conductor portion and the gate insulating layer.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 21, 2024
    Inventors: Daichi NISHIKAWA, Daisuke IKENO, Atsuko SAKATA
  • Publication number: 20240068821
    Abstract: The drive route generation device according to the present disclosure is configured to execute a process of acquiring a designated point, a process of acquiring a designation condition for a drive route to be generated, a process of selecting one or a plurality of specific spots from a plurality of spots based on the position information and the designation condition for the plurality of spots, and a process of generating, as a drive route, a circulation route that comes back to a designated point via one or a plurality of specific spots using the designated point as a departure point.
    Type: Application
    Filed: June 9, 2023
    Publication date: February 29, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Taizo MASUDA, Kiyoto SASAKI, Daisuke KAKUMA, Hiroyoshi MASUI, Akihiro YAMAGUCHI, Sokfan YEE, Yuki NISHIKAWA
  • Publication number: 20240070793
    Abstract: An order reception system according to the present disclosure includes one or more processors. The one or more processors are configured to perform receiving a reservation from a user to provide a dish to a dish providing place, receiving the reservation to provide a dish, calculating a lead time required for providing the dish and an arrival time at which the user arrives at the dish providing place, and instructing the dish providing place to start preparing to provide the dish based on the arrival time and the lead time.
    Type: Application
    Filed: August 3, 2023
    Publication date: February 29, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Taizo MASUDA, Kiyoto SASAKI, Daisuke KAKUMA, Hiroyoshi MASUI, Akihiro YAMAGUCHI, Sokfan YEE, Yuki NISHIKAWA
  • Publication number: 20240068827
    Abstract: A vehicle according to the present disclosure includes a first riding space and a second riding space, each of which is a riding position on one side and the other side of a right side and a left side with respect to a front-rear direction, respectively, and is configured to: acquire a traveling route; identify a side where a landscape viewed from the vehicle is good from among the right side and the left side with respect to a traveling direction; identify a preferential space in which a degree of preferential treatment of a passenger riding in the first riding space or the second riding space is high; and determine the forward direction and the backward direction when the vehicle travels on the traveling route such that the preferential space is set to the side where the landscape viewed from the vehicle is good.
    Type: Application
    Filed: July 28, 2023
    Publication date: February 29, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Taizo MASUDA, Kiyoto SASAKI, Daisuke KAKUMA, Hiroyoshi MASUI, Akihiro YAMAGUCHI, Sokfan YEE, Yuki NISHIKAWA
  • Publication number: 20230271349
    Abstract: Provided is a method for producing a sheet molding compound, including a step of measuring bulkiness of a carbon fiber aggregate before an impregnation step of impregnating the carbon fiber aggregate with a resin composition. The method for producing a sheet molding compound can produce a sheet molding compound having the excellent impregnation property into carbon fibers regardless of the content of the carbon fibers, and thus can be preferably used for exteriors, structures, and the like of an automotive member, a railroad vehicle member, an aerospace vehicle member, a ship member, a housing equipment member, a sport member, a light vehicle member, a civil engineering and construction member, an OA equipment, etc.
    Type: Application
    Filed: July 15, 2021
    Publication date: August 31, 2023
    Applicant: DIC Corporation
    Inventors: Yasuyuki Muranaka, Kazutoshi Hitomi, Daisuke Nishikawa
  • Publication number: 20220242067
    Abstract: Provided are a method for producing a carbon fiber-reinforced molding material including a step of detecting the presence of metal in a molding material by a magnetic sensor-type metal detection method, and a method for producing a molded article including subjecting the carbon fiber-reinforced molding material produced by the production method to hot press molding. The method for producing a carbon fiber-reinforced molding material involves accurately detecting foreign metal in the carbon fiber-reinforced molding material and efficiently produces a carbon fiber-reinforced molding material without damaging a mold or causing other problems. The production method is thus suitably used to produce various molded articles, such as automobile parts.
    Type: Application
    Filed: June 2, 2020
    Publication date: August 4, 2022
    Applicant: DIC Corporation
    Inventors: Mikihiko Nakano, Kouji Nagata, Daisuke Nishikawa, Kenichi Hamada
  • Publication number: 20220140334
    Abstract: Provided is a “lithium-excess-type” active material in which a decrease in potential associated with a charge-discharge cycle is suppressed. Disclosed is a positive active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide. In this positive active material, the lithium transition metal composite oxide has an ?-NaFeO2 structure, a molar ratio Li/Me of Li to a transition metal (Me) is 1.25?Li/Me?1.45, Ni and Mn are contained as the transition metal (Me), an X-ray diffraction pattern attributable to a space group R3-m is included, and a half-value width for a diffraction peak of a (104) plane at a Miller index hkl in X-ray diffraction measurement using a CuK? ray is 0.27° or less.
    Type: Application
    Filed: September 27, 2019
    Publication date: May 5, 2022
    Inventors: Taisei INOUE, Daisuke NISHIKAWA, Katsuya INOUE
  • Publication number: 20220140333
    Abstract: Provided is a “lithium-excess-type” active material having high initial efficiency. Disclosed is a positive active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide. In this positive active material, the lithium transition metal composite oxide has an ?-NaFeO2 structure, a molar ratio Li/Me of Li to a transition metal (Me) is 1<Li/Me, Ni and Mn are contained as the transition metal (Me), an X-ray diffraction pattern attributable to a space group R3-m is included, and a half-value width of a (101) plane at a Miller index hkl in X-ray diffraction measurement using a CuK? ray is 0.22° or less.
    Type: Application
    Filed: September 27, 2019
    Publication date: May 5, 2022
    Inventors: Taisei INOUE, Daisuke NISHIKAWA, Katsuya INOUE
  • Publication number: 20210399292
    Abstract: When a non-aqueous electrolyte secondary battery in which a positive electrode active material comprising a layered lithium-composite oxide is used for a positive electrode is subjected to charge/discharge under a prescribed condition, in a graph showing the relationship between voltage “V” with discharge during 5th cycle and value dQ/dV from differentiation of battery capacity “Q” with discharge during 5th cycle by voltage “V”, peak intensity ratio “r” represented by the equation: r=|Ic|/(|Ia|+|Ib|+|Ic|) satisfies 0<r?0.25, in which |Ia| is absolute value dQ/dV for a peak top within a range of more than 3.9V to 4.4V or less, |Ib| is absolute value dQ/dV for a peak top within a range of more than 3.5V to 3.9V or less, and |Ic| is absolute value dQ/dV for a peak top within a range of 2.0V or more to 3.5V or less.
    Type: Application
    Filed: September 1, 2021
    Publication date: December 23, 2021
    Inventors: Taisei Inoue, Daisuke Nishikawa, Manabu Yamamoto, Katsuya Inoue
  • Patent number: 11121365
    Abstract: When a non-aqueous electrolyte secondary battery in which a positive electrode active material comprising a layered lithium-composite oxide is used for a positive electrode is subjected to charge/discharge under a prescribed condition, in a graph showing the relationship between voltage “V” with discharge during 5th cycle and value dQ/dV from differentiation of battery capacity “Q” with discharge during 5th cycle by voltage “V”, peak intensity ratio “r” represented by the equation: r=|Ic|/(|Ia|+|Ib|+|Ic|) satisfies 0<r?0.25, in which |Ia| is absolute value dQ/dV for a peak top within a range of more than 3.9V to 4.4V or less, |Ib| is absolute value dQ/dV for a peak top within a range of more than 3.5V to 3.9V or less, and |Ic| is absolute value dQ/dV for a peak top within a range of 2.0V or more to 3.5V or less.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: September 14, 2021
    Assignees: BASF TODA BATTERY MATERIALS LLC, GS YUASA INTERNATIONAL LTD.
    Inventors: Taisei Inoue, Daisuke Nishikawa, Manabu Yamamoto, Katsuya Inoue
  • Publication number: 20200411861
    Abstract: Excellent thermal stability in addition to excellent cycle property with maintaining a sufficient battery capacity is shown by positive electrode active material particles having a layered rock salt structure, represented by the compositional formula: (Li?Xc)(NiaCobXcZd)O2, in the compositional formula: X is a divalent metallic element capable of substituting for Li-site; Z is a metallic element containing at least Al and/or Mn, other than X; 0.93???1.15; 0.82?a<1.00; 0?b?0.12; 0.001?c+e?0.040; 0?d?0.10; and a+b+c+d=1.
    Type: Application
    Filed: September 14, 2020
    Publication date: December 31, 2020
    Applicant: BASF TODA BATTERY MATERIALS LLC
    Inventors: Junji KASHIWAGI, Daisuke NISHIKAWA, Satoshi NAKAMURA, Kazutoshi ISHIZAKI, Kazumichi KOGA, Hiroyoshi NOGUCHI, Takahiko SUGIHARA, Kazutoshi MATSUMOTO
  • Publication number: 20190221839
    Abstract: When a non-aqueous electrolyte secondary battery in which a positive electrode active material comprising a layered lithium-composite oxide is used for a positive electrode is subjected to charge/discharge under a prescribed condition, in a graph showing the relationship between voltage “V” with discharge during 5th cycle and value dQ/dV from differentiation of battery capacity “Q” with discharge during 5th cycle by voltage “V”, peak intensity ratio “r” represented by the equation: r=|Ic|/(|Ia|+|Ib|+|Ic|) satisfies 0<r?0.25, in which |Ia| is absolute value dQ/dV for a peak top within a range of more than 3.9V to 4.4V or less, |Ib| is absolute value dQ/dV for a peak top within a range of more than 3.5V to 3.9V or less, and |Ic| is absolute value dQ/dV for a peak top within a range of 2.0V or more to 3.5V or less.
    Type: Application
    Filed: March 21, 2019
    Publication date: July 18, 2019
    Inventors: Taisei Inoue, Daisuke Nishikawa, Manabu Yamamoto, Katsuya Inoue
  • Patent number: 10237832
    Abstract: One aspect of the present invention relates to a mobile station having a SAR backoff function including a SAR signaling receiving unit configured to receive a SAR signaling from a base station, the SAR signaling indicating that a SAR backoff is available, and a maximum transmit power determination unit configured to determine maximum transmit power of the mobile station depending on whether the SAR signaling receiving unit has received the SAR signaling, wherein in response to receiving the SAR signaling at the SAR signaling receiving unit, the maximum transmit power determination unit applies a power reduction factor associated with the SAR backoff to determine the maximum transmit power.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: March 19, 2019
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuta Sagae, Daisuke Nishikawa, Hiroyuki Ishii
  • Patent number: 9832766
    Abstract: A radio communication method for a radio base station, apparatus that controls transmission of an aperiodic SRS (Sounding Reference Signal) by a mobile terminal apparatus is described. The radio communication method includes selecting a specific bit information piece to report to the mobile terminal apparatus, from a table having four bit in formation pieces including one bit information piece to indicate not to trigger the aperiodic SRS and three bit information pieces to indicate to transmit the aperiodic SRS using first to third default SRS parameters respectively, the four bit information pieces all being defined in a 2-bit bit field in downlink control information to be transmitted in one subframe, and transmitting, to the mobile terminal apparatus; the first to third default SRS parameters by higher layers and the specific bit information piece by a downlink control channel.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: November 28, 2017
    Assignee: NTT DOCOMO, INC.
    Inventors: Daisuke Nishikawa, Kazuaki Takeda, Tetsushi Abe, Yoshihisa Kishiyama
  • Patent number: 9776145
    Abstract: Provided is a method of mixing first and second liquids having mutual solubility inside a mixing flow channel formed by a micro flow channel. This method includes: causing the first and second liquids to be joined to each other inside the mixing flow channel; and forming a slug flow, in which mixing subject cells (60) formed by the joined liquid and insoluble fluid cells (63) formed by an insoluble fluid are alternately arranged, inside a flow channel at the downstream side of an insoluble fluid supply position in a manner such that the insoluble fluid having insolubility with respect to both mixing subject liquids is supplied to the joined liquid flowing through the flow channel in a direction intersecting the flow channel so that the joined liquid is divided with a gap therebetween, thereby mixing the first mixing subject liquid and the second mixing subject liquid contained in each mixing subject cell inside the downstream flow channel.
    Type: Grant
    Filed: June 7, 2012
    Date of Patent: October 3, 2017
    Assignee: Kobe Steel, Ltd.
    Inventors: Daisuke Nishikawa, Takeshi Yamashita, Makoto Nishimura, Koji Noishiki
  • Patent number: 9723569
    Abstract: The present invention is designed to provide a radio communication system which can control uplink transmission power adequately even in an HetNet environment.
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: August 1, 2017
    Assignee: NTT DOCOMO, INC.
    Inventors: Daisuke Nishikawa, Satoshi Nagata, Tetsushi Abe
  • Patent number: 9723603
    Abstract: In order to prevent any increase in number of blind detections and make efficient use of radio resources even when a format of downlink control information is changed in accordance with a communication environment, the present invention provides a radio communication method for generating control information by using a predetermined DCI format out of a plurality of DCI formats including a first DCI format having an uplink scheduling grant and a second DCI format having downlink scheduling assignment. When the first DCI format is extended in size, the second DCI format is added with an information field so as to have the same size as the extended first DCI format, and information to extend an existing function of the second DCI format and/or information to add a new function is added to the information field thereby to generate the control information.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: August 1, 2017
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuaki Takeda, Daisuke Nishikawa, Nobuhiko Miki
  • Patent number: 9716578
    Abstract: The present invention is designed to minimize the increase of user terminal power consumption even when downlink control channels are extended.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: July 25, 2017
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuaki Takeda, Tetsushi Abe, Yoshihisa Kishiyama, Satoshi Nagata, Daisuke Nishikawa
  • Patent number: 9717084
    Abstract: To ensure stable operation of a user terminal even in the case where the user terminal is instructed to transmit uplink signals at different transmission timings with a plurality of component carriers, in a radio communication system provided with a radio base station apparatus that indicates transmission timings of uplink signals for each component carrier, and a user terminal that transmits an uplink signal at a transmission timing set based on transmission timing information indicated from the radio base station apparatus and the like, it is a feature that the radio base station apparatus indicates different transmission timing information in a plurality of component carriers, and that the user terminal avoids simultaneous transmission of uplink signals in the case of performing communications using a plurality of contiguous component carriers.
    Type: Grant
    Filed: November 8, 2012
    Date of Patent: July 25, 2017
    Assignee: NTT DOCOMO, INC.
    Inventors: Daisuke Nishikawa, Kazuaki Takeda, Satoshi Nagata, Yoshihisa Kishiyama, Tooru Uchino, Yuta Sagae
  • Patent number: 9681443
    Abstract: A radio base station apparatus that reports SRS (Sounding Reference Signal) transmission control information to a mobile terminal apparatus and controls transmission of an SRS by the mobile terminal apparatus is described. The radio base station includes an SRS setting section configured to select bit information to report to the mobile terminal apparatus, from a table having bit information to indicate not to trigger the SRS and bit information to indicate to trigger the SRS using a default SRS parameter and a reporting section configured to report the bit information for the mobile terminal apparatus using a downlink control channel.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: June 13, 2017
    Assignee: NTT DOCOMO, INC.
    Inventors: Daisuke Nishikawa, Kazuaki Takeda, Tetsushi Abe, Yoshihisa Kishiyama