Patents by Inventor Hideaki Takahashi

Hideaki Takahashi 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: 20240137782
    Abstract: A communication apparatus comprises: a communicator configured to transmit a UE assistance information message including information indicating whether or not a stationarity criterion regarding measurement relaxation in a radio resource control (RRC) connected state is fulfilled to a base station.
    Type: Application
    Filed: January 3, 2024
    Publication date: April 25, 2024
    Inventors: Haruhiko SOGABE, Hideaki TAKAHASHI
  • Publication number: 20240137973
    Abstract: A communication apparatus comprises a transmitter configured to transmit a random access preamble, and a controller configured to control a state related to monitoring of a physical downlink control channel (PDCCH) based on the transmission of the random access preamble.
    Type: Application
    Filed: December 8, 2023
    Publication date: April 25, 2024
    Inventors: Masayuki HOSHINO, Hideaki TAKAHASHI
  • Publication number: 20240137876
    Abstract: A terminal apparatus (TA) is configured to: transmit capability information including radio frequency (RF) parameters; include an information bit indicating that the TA supports restricted ranges of a frequency band (FB) in a specific area and an information bit indicating that the TA supports a modified maximum power reduction (MPR) indicated per FB in the RF parameters, in a case where the TA supports first restricted ranges of the FB in the specific area and the modified MPR indicated per FB; and not include the information bit indicating that the TA supports the restricted ranges of the FB in the specific area in the RF parameters and include the information bit indicating that the TA supports the modified MPR indicated per FB in the RF parameters, in a case where the TA supports a second range of the FB in the specific area and the modified MPR indicated per FB.
    Type: Application
    Filed: January 4, 2024
    Publication date: April 25, 2024
    Inventor: Hideaki Takahashi
  • Publication number: 20240137136
    Abstract: A communication apparatus comprises: a communicator configured to receive, from a base station, first information regarding a stationarity criterion, second information regarding a non-cell edge criterion, and third information regarding execution of relaxed measurement; and a controller configured to choose a performance of the relaxed measurement in a case where both the stationarity criterion and the non-cell edge criterion are fulfilled based on the third information.
    Type: Application
    Filed: January 2, 2024
    Publication date: April 25, 2024
    Inventors: Haruhiko SOGABE, Hideaki TAKAHASHI
  • Publication number: 20240138013
    Abstract: A user equipment (UE) performs radio communication with a base station that manages a cell including N (N?2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including a radio link monitoring configuration for configuring radio link monitoring and a beam failure detection configuration for configuring N beam failure detection resource sets; and a controller configured to detect radio link failure based on the radio link monitoring configuration and individually detect beam failure for each of the N beam failure detection resource sets based on the beam failure detection configuration.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 25, 2024
    Inventors: Misa Harada, Hideaki Takahashi, Takafumi Nishi, Hideo Himeno
  • Publication number: 20240129015
    Abstract: A user equipment (UE) performs radio communication with a base station that manages a cell including N (N?2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the RRC message including information for configuring N beam failure detection resource sets; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets. The controller is configured to trigger beam failure recovery (BFR) for one beam failure detection resource set with which the beam failure has been detected. The communicator is configured to cancel all the triggered BFRs for the one beam failure detection resource set in a case where a MAC PDU is transmitted, the MAC PDU including a BFR MAC CE including information regarding the detected beam failure.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 18, 2024
    Inventors: Misa HARADA, Hideaki Takahashi, Takafumi Nishi, Hideo Himeno
  • Publication number: 20240129014
    Abstract: A user equipment (UE) performs radio communication with a base station that manages a cell including N (N?2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including information for configuring N beam failure detection resource sets; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets. The controller is configured to determine whether or not to initiate a random access procedure for the cell based on a state of recovery from the beam failure in a case where the beam failure has been detected for all of the N beam failure detection resource sets.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 18, 2024
    Inventors: Misa HARADA, Hideaki TAKAHASHI, Takafumi NISHI, Hideo HIMENO
  • Publication number: 20240129769
    Abstract: A User Equipment communicates with a master node associated with a master cell group and a secondary node associated with a secondary cell group. The UE comprises: a receiver configured to receive an RRC message including information instructing deactivation of the secondary cell group; and a controller configured to perform control not to perform a random access procedure for beam failure recovery in a primary secondary cell belonging to the secondary cell group in a case where the secondary cell group is deactivated on a basis of the information.
    Type: Application
    Filed: December 21, 2023
    Publication date: April 18, 2024
    Inventors: Daiki MAEMOTO, Hideaki TAKAHASHI
  • Publication number: 20240129767
    Abstract: A user equipment (UE) performs radio communication with a base station that manages a cell including N (N?2) transmission/reception points. The UE comprises: a communicator configured to receive a radio resource control (RRC) message from the base station, the radio resource control (RRC) message including a beam failure detection configuration which is information for configuring N beam failure detection resource sets and is associated with a downlink bandwidth part that is a part of a bandwidth of the cell; and a controller configured to individually detect beam failure for each of the N beam failure detection resource sets in the radio communication using the downlink bandwidth part.
    Type: Application
    Filed: December 21, 2023
    Publication date: April 18, 2024
    Inventors: Misa HARADA, Hideaki Takahashi, Takafumi Nishi, Hideo Himeno
  • Publication number: 20240129768
    Abstract: A user equipment is connected to a master node associated with a master cell group and connected to a secondary node associated with a secondary cell group by utilizing a dual connectivity scheme. The UE comprises: a communicator (120) configured to receive an RRC (radio resource control) message including information instructing deactivation of the secondary cell group; and a controller configured to deactivate the secondary cell group according to the information. The controller is configured to determine whether or not a cell in which beam failure is detected is a primary cell belonging to the deactivated secondary cell group, and the communicator (120) is configured to transmit an SCGFailureInformation message related to failure of the secondary cell group to the master node when the controller determines that the cell is the primary cell.
    Type: Application
    Filed: December 21, 2023
    Publication date: April 18, 2024
    Inventors: Daiki MAEMOTO, Hideaki TAKAHASHI
  • Publication number: 20240129979
    Abstract: A master node is connected to a communication apparatus together with a secondary node using dual connectivity. The master node comprises a controller having a packet data convergence protocol (PDCP) entity and a first radio link control (RLC) entity, the PDCP entity outputting a PDCP protocol data unit (PDU) to the first RLC entity and outputting a duplication of the PDCP PDU to a second RLC entity of the secondary node. The PDCP entity deactivates the duplication of the PDCU PDU for the second RLC entity in a case where a secondary cell group associated with the secondary node is deactivated.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 18, 2024
    Inventors: Daiki MAEMOTO, Hideaki TAKAHASHI
  • Publication number: 20240129753
    Abstract: A user equipment is connected to a master node associated with a master cell group (MCG) and connected to a secondary node associated with a secondary cell group (SCG) using dual connectivity. The user equipment comprises: a controller having a packet data convergence protocol (PDCP) entity associated with a split bearer, a primary radio link control (RLC) entity associated with the PDCP entity, and a secondary RLC entity associated with the PDCP entity; and a receiver configured to receive, from the master node, an RRC message including information for configuring an ID of a cell group associated with the primary RLC entity as an ID of the MCG in a case where the SCG is deactivated. The PDCP entity outputs a PDCP protocol data unit (PDU) to the primary RLC entity in a case where a total volume of a PDCP data volume and an RLC data volume for which initial transmission is suspended is smaller than a threshold.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 18, 2024
    Inventors: Daiki MAEMOTO, Hideaki TAKAHASHI
  • Publication number: 20240114404
    Abstract: A master node is connected to a user equipment together with a secondary node using dual connectivity. The master node comprises: a transmitter configured to transmit, to the UE, information indicating to change a primary secondary cell (PSCell) in a state where a secondary cell group associated with the secondary node is deactivated, to transmit an indication to activate the secondary cell group to the UE, and to transmit an indication to deactivate the secondary cell group to the UE after a random access procedure for the changed PSCell is executed.
    Type: Application
    Filed: December 14, 2023
    Publication date: April 4, 2024
    Inventors: Daiki MAEMOTO, Hideaki Takahashi
  • Publication number: 20240105732
    Abstract: A novel display device or the like in which a transistor connected to a scan line has small gate capacitance is provided. A novel display device or the like in which a scan line has low resistance is provided. A novel display device or the like in which pixels can be arranged with high density is provided. A novel display device or the like that can be manufactured without an increase in cost is provided. In a transistor including a first gate electrode and a second gate electrode, the first gate electrode is formed using a metal material with low resistance and the second gate electrode is formed using a metal oxide material that can reduce oxygen vacancies in an oxide semiconductor layer. The first gate electrode is connected to the scan line, and the second gate electrode is connected to a wiring to which a constant potential is supplied.
    Type: Application
    Filed: October 11, 2023
    Publication date: March 28, 2024
    Inventors: Kouhei TOYOTAKA, Kei TAKAHASHI, Hideaki SHISHIDO, Koji KUSUNOKI
  • Publication number: 20240107428
    Abstract: A user equipment 100 to which a plurality of cell groups are configured by a base station 200, comprises the steps of: receiving a switching instruction for giving an instruction about switching of search space set groups (SSSGs) in serving cells belonging to any cell group of the plurality of cell groups from the base station 200; specifying a target cell group as a switching target of the SSSG from among the plurality of cell groups based on a cell identifier or a cell group identifier included in the switching instruction. The UE 100 is configured to simultaneously switch the SSSGs of all the serving cells in the specified target cell group in response to the reception of the switching instruction.
    Type: Application
    Filed: November 3, 2023
    Publication date: March 28, 2024
    Inventors: Masayuki HOSHINO, Hideaki TAKAHASHI
  • Publication number: 20240107518
    Abstract: A communication apparatus, comprises: a receiver configured to receive a radio resource control (RRC) message including information for configuring a cell group from a base station; a transmitter configured to transmit a scheduling request (SR); and a controller configured to control a condition related to monitoring of a physical downlink control channel (PDCCH) in each serving cell in the cell group based on the transmission of the SR or a trigger of the SR.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 28, 2024
    Inventors: Masayuki Hoshino, Hideaki Takahashi
  • Publication number: 20240107539
    Abstract: A communication apparatus comprises a transmitter configured to transmit a scheduling request (SR), and a controller configured to control a state related to monitoring of a physical downlink control channel (PDCCH) based on the transmission of the SR or a trigger of the SR.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 28, 2024
    Inventors: Masayuki HOSHINO, Hideaki TAKAHASHI
  • Publication number: 20240107625
    Abstract: A terminal includes: a receiving unit which receives a discontinuous reception parameter for a radio resource control (RRC) idle state and a discontinuous reception parameter for an RRC inactive state; and a control unit which controls a discontinuous reception operation in the RRC inactive state in accordance with the discontinuous reception parameter for the RRC idle state instead of the discontinuous reception parameter for the RRC inactive state.
    Type: Application
    Filed: December 7, 2023
    Publication date: March 28, 2024
    Inventors: Haruhiko SOGABE, Hideaki TAKAHASHI
  • Publication number: 20240099128
    Abstract: An object of the present invention is to provide a compound that is useful as a hole transport material for providing a device for converting light into electricity that is capable of extracting current with high efficiency, and a device for converting light into electricity and a solar cell that include the compound in a hole transport layer and have favorable light/electricity conversion characteristics. The present invention provides a compound represented by the general formula (1) below. In the formula, R1 to R20 each represent a hydrogen atom, an alkoxy group having 1 to 20 carbon atoms, or the like, and Y represents an oxygen atom or CR21R22, where R21 and R22 each represent a nitrile group, an acyl group having 1 to 10 carbon atoms, or the like.
    Type: Application
    Filed: January 11, 2022
    Publication date: March 21, 2024
    Applicant: HODOGAYA CHEMICAL CO., LTD.
    Inventors: Yuya OHKURA, Hideaki TAKAHASHI, Hiroshi SATO
  • Patent number: 11937335
    Abstract: An user equipment in a wireless communication system including a base station and the user equipment is configured to include: a reception unit configured to receive information for setting a value of a predetermined timer from the base station; and a transmission unit configured to transmit an uplink data in a case where the predetermined timer is not activated, wherein the transmission unit activates the predetermined timer in a case where that the value of the predetermined timer is set from the base station and information indicating that there is no uplink data to be transmitted is transmitted to the base station.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: March 19, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Hideaki Takahashi, Tooru Uchino, Wuri Andarmawanti Hapsari