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公开(公告)号:US20240396697A1
公开(公告)日:2024-11-28
申请号:US18794814
申请日:2024-08-05
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Haruhiko SOGABE , Daiki MAEMOTO , Hideaki TAKAHASHI
IPC: H04L5/00 , H04W72/30 , H04W74/0833 , H04W76/27
Abstract: A communication apparatus that is a second communication apparatus having a communication capability reduced as compared with a first communication apparatus having a designated communication capability, the communication apparatus includes: a transmitter configured to transmit a request message for establishing a radio resource control (RRC) connection or resuming the RRC connection to a base station on a specific initial BWP for the second communication apparatus, which is a bandwidth part (BWP) that is a part of a bandwidth of a cell of the base station; and a controller configured to execute measurement processing and evaluation processing for cell reselection after the request message is transmitted. The controller is configured to perform control to interrupt at least one of the measurement processing and the evaluation processing after the request message is transmitted, when no cell defining-synchronization signal block and physical broadcast channel block (CD-SSB) is present on the specific initial BWP.
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公开(公告)号:US20240357685A1
公开(公告)日:2024-10-24
申请号:US18763891
申请日:2024-07-03
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Daiki MAEMOTO , Hideaki TAKAHASHI
Abstract: A UE configured to perform communication with an MCG managed by a master node and an SCG managed by a secondary node comprises: including an MAC entity associated with the SCG; and receiving information instructing deactivation of the SCG. The MAC entity manages a BFD parameter for performing BFD on the SCG, and in a case in which the deactivation of the SCG is instructed and the UE is configured to perform the BFD, the controller is configured to control not resetting or not stopping the BFD parameter in a process of resetting the MAC entity.
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公开(公告)号:US20240357672A1
公开(公告)日:2024-10-24
申请号:US18763920
申请日:2024-07-03
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Daiki MAEMOTO , Hideaki TAKAHASHI
Abstract: A UE configured to perform communication with an MCG managed by a master node and an SCG managed by a secondary node comprises including an MAC entity associated with the SCG. The MAC entity manages, for each logical channel, a variable that is for uplink resource allocation to each logical channel used for communication with the SCG and has a value increasing with lapse of time. The UE is configured to perform, for the variable, a first process in reset of the MAC entity by deactivation of the SCG, perform a second process while the SCG is in an inactive state, and perform a third process when the SCG is activated.
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公开(公告)号:US20240267929A1
公开(公告)日:2024-08-08
申请号:US18639392
申请日:2024-04-18
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Hideaki TAKAHASHI , Tomoyuki YAMAMOTO
IPC: H04W72/231 , H04L5/00 , H04W72/542
CPC classification number: H04W72/231 , H04L5/0098 , H04W72/542
Abstract: An apparatus includes: a memory storing a program; and one or more processors configured to execute the program to: receive an RRC message including first configuration information and second configuration information, the first configuration information including information for indicating that a measurement gap is a pre-configured measurement gap (P-MG) and information on sharing of the P-MG, the second configuration information including information for indicating that the P-MG is activated or deactivated; activate or deactivate, based on switching of a downlink BWP, the P-MG according to the information for indicating that the P-MG is activated or deactivated included in the second configuration information in a case where the first configuration information includes the information for indicating that the measurement gap is the P-MG; and apply a sharing scheme based on the information on the sharing of the P-MG to the activated P-MG in a case where the P-MG is activated.
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公开(公告)号:US20240267776A1
公开(公告)日:2024-08-08
申请号:US18639306
申请日:2024-04-18
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Hideaki TAKAHASHI , Tomoyuki YAMAMOTO
IPC: H04W24/10 , H04W56/00 , H04W72/0457 , H04W76/20
CPC classification number: H04W24/10 , H04W56/0015 , H04W72/0457 , H04W76/20
Abstract: An apparatus includes a memory storing a program; and one or more processors configured to execute the program to: receive, from a base station, a radio resource control, RRC, message including a measurement gap configuration, the measurement gap configuration including information for indicating that a measurement gap is a pre-configured measurement gap; determine a state of the pre-configured measurement gap as any of activation and deactivation; control switching of a downlink bandwidth part, BWP; and determine the state of the pre-configured measurement gap as deactivation in a case where a measurement based on a synchronization signal and physical broadcast channel block, SSB, on the downlink BWP after the switching is performed and the downlink BWP after the switching is an initial downlink BWP.
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公开(公告)号:US20240237056A9
公开(公告)日:2024-07-11
申请号:US18533501
申请日:2023-12-08
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Masayuki HOSHINO , Hideaki TAKAHASHI
IPC: H04W74/00 , H04W74/0833
CPC classification number: H04W74/006 , H04W74/0833
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.
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公开(公告)号:US20240188142A1
公开(公告)日:2024-06-06
申请号:US18441146
申请日:2024-02-14
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Tatsuki NAGANO , Hideaki TAKAHASHI , Masayuki HOSHINO
IPC: H04W74/0833 , H04L5/00 , H04W72/1268 , H04W72/23
CPC classification number: H04W74/0833 , H04L5/0048 , H04W72/1268 , H04W72/23
Abstract: A terminal includes a receiving unit configured to receive, from a base station, system information including information for configuring a transform precoder to be enabled, receive on a physical downlink control channel (PDCCH), from a base station, a first downlink control information (DCI) format used for scheduling of a physical uplink shared channel (PUSCH), and receive on the PDCCH, from the base station, a second DCI format used for scheduling of the PUSCH; a control unit configured to apply the transform precoder to transmission of the PUSCH scheduled by using the first DCI format based on the information for configuring the transform precoder to be enabled, apply the transform precoder to transmission of the PUSCH scheduled by using the second DCI format based on information indicating whether or not to enable the transform precoder included in the second DCI format, and apply the transform precoder to transmission of the PUSCH in a random access procedure based on the information for configuring the transform precoder to be enabled; and a transmitting unit configured to perform transmission of the PUSCH to which the transform precoder is applied.
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公开(公告)号:US20240179655A1
公开(公告)日:2024-05-30
申请号:US18431066
申请日:2024-02-02
Applicant: DENSO CORPORATION
Inventor: Misa HARADA , Hideaki TAKAHASHI , Takafumi NISHI , Hideo HIMENO
IPC: H04W56/00 , H04W74/0833 , H04W76/20
CPC classification number: H04W56/0045 , H04W74/0833 , H04W76/20
Abstract: Disclosed is a communication apparatus comprising: a receiver configured to receive by using a radio resource control (RRC) signaling, from a base station, configuration information including information for configuring each of an identifier of a first timing advance group and an identifier of a second timing advance group, and receive, from the base station, a random access response in random access procedure; and a controller configured to control a first time alignment timer corresponding to the first timing advance group on a basis of a timing advance command corresponding to the first timing advance group, the timing advance command corresponding to the first timing advance group being included in the random access response, and control a second time alignment timer corresponding to the second timing advance group on a basis of a timing advance command corresponding to the second timing advance group, the timing advance command corresponding to the second timing advance group being included in the random access response, wherein the controller is configured to stop an uplink transmission on the second timing advance group in a case where a maximum uplink transmission timing difference between a timing of an uplink transmission on the first timing advance group and a timing of the uplink transmission on the second timing advance group is exceeded.
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公开(公告)号:US20240073924A1
公开(公告)日:2024-02-29
申请号:US18500833
申请日:2023-11-02
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Masayuki HOSHINO , Hideaki TAKAHASHI
IPC: H04W72/232 , H04W72/1263
CPC classification number: H04W72/232 , H04W72/1263
Abstract: A communication apparatus comprises: a communicator configured to receive, from a base station, a radio resource control (RRC) message including information configuring a skipping duration during which monitoring of a physical downlink control channel (PDCCH) is skipped, and to receive, from the base station and through the PDCCH, downlink control information (DCI) including an information field related to the monitoring of the PDCCH; and a controller configured to control, based on a value set in the information field, skipping of the monitoring of the PDCCH over the skipping duration. The controller is configured to perform control so as not to execute the skipping of the monitoring of the PDCCH while a timer is in operation, the timer being related to retransmission for a discontinuous reception (DRX) operation.
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公开(公告)号:US20240022370A1
公开(公告)日:2024-01-18
申请号:US18476066
申请日:2023-09-27
Applicant: DENSO CORPORATION , TOYOTA JIDOSHA KABUSHIKI KAISHA
Inventor: Hideaki TAKAHASHI
CPC classification number: H04L5/0048 , H04W72/23 , H04W72/51
Abstract: A communication apparatus according to an aspect of the present disclosure comprises: a communicator configured to receive, from a base station, information indicating an absolute radio frequency channel number of a synchronization signal and a physical broadcast channel block (SSB) together with information indicating a dedicated parameter used for communication in a downlink bandwidth part; and a controller configured to perform measurement using the SSB based on the information indicating the absolute radio frequency channel number.
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