Patents by Inventor Shinya Kumagai

Shinya Kumagai 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: 20230300887
    Abstract: A terminal (UE 200) receives a temporary identifier and offset information in an initial access channel when using a second frequency band different from a first frequency band allocated for mobile communication. Also, the terminal (UE 200) converts the received temporary identifier into an identifier for communication in the second frequency band based on the offset information.
    Type: Application
    Filed: July 30, 2020
    Publication date: September 21, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Daisuke Kurita, Shinya Kumagai, Hiroki Harada, Jing Wang, Xiaolin Hou, Liu Liu, Junli Li, Yong Li
  • Publication number: 20230292150
    Abstract: A radio communication node (100 B) transmits/receives a radio signal to/from an upper node via a first cell and transmits/receives a radio signal to/from a lower node via a second cell. When forming the second cell in the unlicensed frequency band, the radio communication node (100 B) applies the configuration for the unlicensed frequency band.
    Type: Application
    Filed: August 6, 2020
    Publication date: September 14, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Shinya Kumagai, Naoya Shibaike, Mayuko Okano, Jing Wang
  • Publication number: 20230292024
    Abstract: A photoelectric conversion device includes a pixel region in which unit pixels each including a photoelectric conversion unit are arranged to form rows and columns, output lines arranged at least two in each column and each connected to the unit pixel of the corresponding column, column circuits provided corresponding to each of the output lines, and a control circuit configured to control connections between the output lines and the column circuits. The control circuit is configured to connect a first output line to a corresponding first column circuit and disconnect a second output line arranged in the same column as the first output line from a corresponding second column circuit when no pixel signal is output to the second output line at a timing when a pixel signal is output to the first output line.
    Type: Application
    Filed: February 24, 2023
    Publication date: September 14, 2023
    Inventors: SHINYA ICHINO, TAKANORI YAMASHITA, TOMOYA KUMAGAI
  • Publication number: 20230288944
    Abstract: Among a plurality of transportation systems manufactured by different manufacturers, when a collision avoidance function activates with respect to a transportation device belonging to a first transportation system and a transportation device belonging to a second transportation system, the transportation time becomes longer than initially expected and the transportation efficiency decreases. A transportation system includes a first transportation device used for work involving transportation of goods, and a control device. The control device is provided with: a prediction unit for predicting, based on progress information representing the progress of work, the state of travel of a second transportation device used for the work; a determining unit for determining a travel plan for the first transportation device according to the state of travel of the second transportation device predicted by the prediction unit; and a control unit for controlling the first transportation device based on the travel plan.
    Type: Application
    Filed: May 14, 2020
    Publication date: September 14, 2023
    Applicant: NBC Corpotation
    Inventors: Taichi Kumagai, Hiroshi Yoshida, Shinya Yasuda
  • Publication number: 20230284224
    Abstract: A terminal according to an aspect of the present disclosure includes a control section that, when a plurality of UL channels repeatedly transmitted one or more times in a slot and channel state information using an uplink control channel overlap in a time domain, and priorities of the plurality of UL channels and the channel state information are same, performs control to map the channel state information to a specific UL channel out of the plurality of UL channels, and a transmitting section that transmits at least one of the plurality of UL channels and the channel state information.
    Type: Application
    Filed: July 31, 2020
    Publication date: September 7, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Shinya Kumagai, Satoshi Nagata
  • Publication number: 20230269731
    Abstract: To appropriately control one or more UL transmissions in which configuration of priorities is supported. A terminal according to an aspect of the present disclosure includes a receiving section that receives information related to simultaneous transmission of UL transmissions, and a control section that, when a plurality of UL transmissions with different priorities overlap in a time domain, controls transmission processing of the plurality of UL transmissions, based on the information related to the simultaneous transmission.
    Type: Application
    Filed: August 17, 2021
    Publication date: August 24, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Shinya Kumagai, Satoshi Nagata
  • Publication number: 20230254888
    Abstract: A terminal according to an aspect of the present disclosure includes: a receiving section that receives information related to a priority of a UL transmission; and a control section that controls, when a plurality of UL transmissions with different priorities overlap in a time domain, transmission processing of the plurality of UL transmissions, based on a carrier in which the plurality of UL transmissions is transmitted.
    Type: Application
    Filed: July 31, 2020
    Publication date: August 10, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Shinya Kumagai, Satoshi Nagata
  • Publication number: 20230247647
    Abstract: UE (200) receives downlink control information from the network. The UE (200) applies slot format indicated by the downlink control information to a plurality of component carriers.
    Type: Application
    Filed: March 24, 2020
    Publication date: August 3, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Hiroki Harada, Shohei Yoshioka, Yuki Takahashi, Satoshi Nagata
  • Publication number: 20230208603
    Abstract: The present disclosure provides a transmitting device, a receiving device, a method for transmitting interference information, and a method for channel access. The receiving device includes a processing unit configured to perform interference measurement on an unauthorized frequency band to obtain interference information; and a transmitting unit, configured to transmit the interference information to a transmitting device.
    Type: Application
    Filed: May 22, 2020
    Publication date: June 29, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Jing Wang, Xiaolin Hou, Lan Chen, Liu Liu, Yong Li, Tong Sha, Hiroki Harada, Shinya Kumagai
  • Publication number: 20230167622
    Abstract: An object of the present invention is to provide a work machine that can increase the operation speed of an actuator by a regenerating function while ensuring accuracy of position control of the actuator. For this purpose, a controller computes a target actuator supply flow rate by subtracting a regeneration flow rate from a target actuator flow rate, computes a target flow control valve opening amount on the basis of the target actuator supply flow rate, computes a target pump flow rate equal to or more than the sum of a plurality of the target actuator supply flow rates, controls flow control valves according to the target flow control valve opening amount, and controls a hydraulic pump according to the target pump flow rate.
    Type: Application
    Filed: March 31, 2021
    Publication date: June 1, 2023
    Inventors: Kento KUMAGAI, Shinya IMURA, Yasutaka TSURUGA, Takaaki CHIBA, Hiroaki AMANO, Shinji NISHIKAWA, Akihiro NARAZAKI, Genroku SUGIYAMA, Shinjiro YAMAMOTO
  • Publication number: 20230129299
    Abstract: A terminal includes a control unit that selects a transmission occasion to transmit a random access preamble and that configures a frequency bandwidth used for transmission or reception by the terminal by using a start position of a frequency bandwidth of the selected transmission occasion or a center position of the frequency bandwidth of the selected transmission occasion as a reference, so that the random access preamble is to be transmitted in the frequency bandwidth of the transmission occasion; and a transmission unit that transmits the random access preamble based on the frequency bandwidth configured by the control unit.
    Type: Application
    Filed: February 13, 2020
    Publication date: April 27, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Tomoya Ohara, Daiki Takeda, Shinya Kumagai
  • Publication number: 20230115619
    Abstract: A terminal according to an aspect of the present disclosure includes a receiving section that receives at least one of first information related to a size of a bandwidth used for reception of a DL signal and second information related to a position of the bandwidth, and a control section that controls reception of the DL signal, based on at least one of the first information and the second information. The size of the bandwidth is equal to or larger than a size of a bandwidth to which a synchronization signal block is mapped and smaller than a bandwidth size of a DL supported in Rel. 15.
    Type: Application
    Filed: January 27, 2020
    Publication date: April 13, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Satoshi Nagata, Hideaki Takahashi, Lihui Wang, Xiaohong Zhang
  • Publication number: 20230115027
    Abstract: Provided are zirconium phosphate particles, obtained by bringing ?-zirconium phosphate particles into contact with a basic liquid having a pH of 9 or higher and then further bringing the particles into contact with an acidic liquid having a pH of 6 or lower, or zirconium phosphate particles, in which, after leaving for 10 minutes from putting 10 mg of zirconium phosphate particles and 3 L of air that contains 1,000 ppm of an ammonia gas into a test bag at normal temperature and normal pressure, an ammonia gas reduction rate within the test bag that contains the zirconium phosphate particles is 50% or more.
    Type: Application
    Filed: March 4, 2021
    Publication date: April 13, 2023
    Inventors: Yoshinao YAMADA, Tatsuya SOGOU, Shinya KUMAGAI
  • Publication number: 20230109830
    Abstract: A UE receives downlink control information from a network and schedules a plurality of component carriers using the downlink control information. The UE applies information of a bandwidth part indicated by the downlink control information to the plurality of component carriers.
    Type: Application
    Filed: March 23, 2020
    Publication date: April 13, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Shohei Yoshioka, Shinya Kumagai, Yuki Matsumura, Yuki Takahashi, Satoshi Nagata
  • Publication number: 20230104916
    Abstract: A terminal including: a reception unit configured to receive configuration information for use in a random access procedure from a base station apparatus; and a transmission unit configured to transmit information indicating an attribute of the terminal to the base station apparatus in the random access procedure based on the configuration information.
    Type: Application
    Filed: February 13, 2020
    Publication date: April 6, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Tomoya Ohara, Daiki Takeda, Shinya Kumagai
  • Publication number: 20230107215
    Abstract: A terminal includes a reception unit configured to receive control information including information for allocating a plurality of uplink transmissions, from a base station, a control unit configured to identify a parameter applied to the plurality of uplinks, based on the control information, and a transmission unit configured to transmit the plurality of uplinks to the base station by applying the identified parameter to the plurality of uplinks.
    Type: Application
    Filed: February 19, 2021
    Publication date: April 6, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Hiroki Harada, Satoshi Nagata
  • Publication number: 20230102996
    Abstract: A UE receives downlink control information from a network and schedules a plurality of component carriers using the downlink control information. The UE applies information of transmission configuration indication indicated by the downlink control information to the plurality of component carriers.
    Type: Application
    Filed: March 23, 2020
    Publication date: March 30, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Shohei Yoshioka, Shinya Kumagai, Yuki Matsumura, Yuki Takahashi, Satoshi Nagata
  • Publication number: 20230101239
    Abstract: A terminal according to one aspect of the present disclosure includes: a receiving section configured to receive information on association between services and resources; and a transmitting section configured to perform transmission processing by using a resource that is included in the information on association and corresponds to a service to be used. According to one aspect of the present disclosure, when there are TRPs to which different services are applied, communication can be appropriately controlled.
    Type: Application
    Filed: October 11, 2019
    Publication date: March 30, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Hiroki Harada, Satoshi Nagata
  • Publication number: 20230090144
    Abstract: A terminal includes a receiving unit that receives, from a base station, a plurality of signals for assigning a resource for an uplink transmission; a control unit that configures, upon receiving the plurality of signals, at least one of a channel access type for the uplink transmission or a CP extension value for the uplink transmission based on an index included in one or more signals of the plurality of signals; and a transmitting unit that executes the uplink transmission by applying the at least one of the configured channel access type or the configured CP extension value.
    Type: Application
    Filed: February 8, 2021
    Publication date: March 23, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Hiroki Harada, Satoshi Nagata
  • Publication number: 20230076250
    Abstract: A terminal includes a receiving unit that receives a transport block, and that receives, at a first timing at which a portion of the whole transport block is received, control information on another portion of the transport block to be received at a second timing after the first timing; and a transmitting unit that transmits feedback information on reception of the control information while the receiving unit receives the transport block.
    Type: Application
    Filed: February 7, 2020
    Publication date: March 9, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Shohei Yoshioka, Shinya Kumagai, Daisuke Kurita, Satoshi Nagata