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公开(公告)号:US20250031196A1
公开(公告)日:2025-01-23
申请号:US18909786
申请日:2024-10-08
Inventor: Quan KUANG , Hidetoshi SUZUKI , Hongchao LI
IPC: H04W72/0453 , H04L5/00 , H04W72/23
Abstract: The present disclosure provides a transceiver device and scheduling device, and communication methods for transceiver device and scheduling device. The transceiver device comprises a transceiver which, in operation, receives, over a physical downlink control channel (PDCCH), a sub-band occupancy indicator indicating sub-bands determined to be available for a transmission, and a resource allocation indicator indicating resources included in the available sub-bands and assigned to the transceiver device for the transmission. The transceiver device further comprises circuitry which, in operation, determines the assigned resources according to the resource allocation indicator and the sub-band occupancy indicator.
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公开(公告)号:US20240430038A1
公开(公告)日:2024-12-26
申请号:US18824366
申请日:2024-09-04
Inventor: Tetsuya YAMAMOTO , Hongchao LI , Hidetoshi SUZUKI
Abstract: The present disclosure is directed to downlink retransmission control. A terminal includes a control circuit that performs retransmission control for a plurality of transport blocks in units of code block groups including at least one code block, and a communication circuit that performs communication according to the retransmission control.
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公开(公告)号:US20240334431A1
公开(公告)日:2024-10-03
申请号:US18742792
申请日:2024-06-13
Inventor: Ankit BHAMRI , Hidetoshi SUZUKI , Tetsuya YAMAMOTO , Hongchao LI
IPC: H04W72/1268 , H04L5/00 , H04W72/0446 , H04W72/0453 , H04W72/23 , H04W80/02
CPC classification number: H04W72/1268 , H04L5/0053 , H04W72/0446 , H04W72/0453 , H04W72/23 , H04W80/02
Abstract: A user equipment (UE) receives a physical uplink shared channel (PUSCH) config information element (IE) in form of radio resource control (RRC) signaling; configures a table which is defined by a PUSCH time domain resource allocation list IE carried in the received PUSCH config IE, the table comprising rows, each with a value indicating a PUSCH mapping type, a value K2 indicating a slot offsets, and a value SLIV indicating a start and length indicator value; and receives downlink control information (DCI) in form of medium access control (MAC) signaling carrying a time-domain resource assignment filed with value m, wherein the value m provides a row index m+1 to the RRC configured table. The UE determines allocated resources for an initial PUSCH transmission and allocated resources for at least one repetition thereof, and performs a PUSCH transmission using the respectively determined allocated resources.
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公开(公告)号:US20230284233A1
公开(公告)日:2023-09-07
申请号:US18007297
申请日:2021-06-05
Inventor: Xuan Tuong TRAN , Hidetoshi SUZUKI , Tetsuya YAMAMOTO , Hongchao LI , Yoshihiko OGAWA
IPC: H04W72/23 , H04W72/1268 , H04L1/1812
CPC classification number: H04W72/23 , H04W72/1268 , H04L1/1812
Abstract: The present disclosure provides communication apparatuses and communication methods for implementation of Multi-TB Scheduling for Single DCI-Based Multi-TRP/Panel Transmission and Single DCI-based Single TRP/Panel Transmission. The communication apparatuses include a communication apparatus which comprises a receiver, which in operation, receives a single downlink control information (DCI) including scheduling information, the scheduling information indicating radio resources of a plurality of transport blocks (TBs); and circuitry, which in operation, obtains the radio resources of the plurality of TBs based on the scheduling information.
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公开(公告)号:US20230156752A1
公开(公告)日:2023-05-18
申请号:US17918313
申请日:2021-02-18
Inventor: Xuan Tuong TRAN , Akihiko NISHIO , Shotaro MAKI , Hidetoshi SUZUKI , Quan KUANG , Hongchao LI
IPC: H04W72/51 , H04W72/1273 , H04W24/08
CPC classification number: H04W72/51 , H04W72/1273 , H04W24/08
Abstract: The present disclosure provides communication apparatuses and communication methods for implementation of Control Resource Set Zero (CORESET #0) for Reduced Capability (RedCap) New Radio Devices. The communication apparatuses include a communication apparatus which comprises a receiver, which in operation, receives a physical downlink control channel (PDCCH) on a control resource set zero (CORESET #0) of which time and frequency resources are defined based on a bandwidth configuration of reduced capacity user equipments (RedCap UEs), and receives a system information block type 1 (SIB1) physical downlink shared channel (PDSCH) which is scheduled based on the CORESET #0; and circuitry, which in operation, determines control information and parameters from the PDCCH on CORESET #0 to read SIB1 for initial access, handover, or beam failure recovery.
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公开(公告)号:US20220345961A1
公开(公告)日:2022-10-27
申请号:US17631398
申请日:2020-08-05
Inventor: Ming-Hung TAO , Hidetoshi SUZUKI , Rikin SHAH , Akihiko NISHIO , Hongchao LI
Abstract: The present disclosure relates to a user equipment (UE) that comprises a receiver of the UE receives, from a source base station of a source radio cell, a common timing advance value for a target radio cell. The UE is connected to the source radio cell and is involved in a handover procedure to hand over the UE from the source radio cell to the target radio cell. Further, the common timing advance value is received from the source base station in a first message of the handover procedure, which also comprises a timing indication for transmitting a second message from the UE to the target base station. Then, a processor of the UE determines a first uplink timing of uplink transmissions to the target base station with respect to downlink transmissions from the target base station, based on the received common timing advance value and the timing indication. A transmitter of the UE transmits a second message of the handover procedure to the target base station based on the determined uplink timing. The processor determines a UE-specific timing advance value, specific to the UE and the target radio cell, to be used by the UE for performing uplink transmissions in the target radio cell.
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公开(公告)号:US20220279564A1
公开(公告)日:2022-09-01
申请号:US17630871
申请日:2020-07-15
Inventor: Hongchao LI , Hidetoshi SUZUKI , Quan KUANG , Ming-Hung TAO
Abstract: The present disclosure relates to a user equipment (UE) that comprises a receiver, which receives, from abase station, a minimum cross-slot time-domain scheduling parameter, indicating a minimum amount of slots between a scheduling downlink control information, DCI, and an uplink or downlink transmission scheduled by the scheduling DCI. The minimum cross-slot time domain scheduling parameter is carried by a DCI message. Processing circuitry of the UE determines an updating time at which a previously-received minimum cross-slot time-domain scheduling parameter is to be updated based on the received minimum cross-slot time-domain scheduling parameter and then updates the previously-received minimum cross-slot time-domain scheduling parameter based on the received minimum cross-slot time-domain scheduling parameter at the determined updating time. The updating time is determined based on a message exchanged between the UE and the base station, wherein the message relates to the DCI message carrying the minimum cross-slot time-domain scheduling parameter.
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公开(公告)号:US20220014333A1
公开(公告)日:2022-01-13
申请号:US17398855
申请日:2021-08-10
Inventor: Ankit BHAMRI , Hidetoshi SUZUKI , Naoya SHIBAIKE , Tetsuya YAMAMOTO , Hongchao LI
Abstract: A user equipment, a base station and respective methods are provided. The user equipment receives a physical uplink shared channel (PUSCH) config information element (IE) in form of radio resource control (RRC) signaling, the PUSCH config IE being applicable to a particular bandwidth part. The user equipment configures a table which is defined by a PUSCH time domain resource allocation list IE carried in the received PUSCH config IE, the table comprising rows, at least one row comprising a first set of values related to allocated time-domain resources for a plurality of PUSCH transmissions. The user equipment receives downlink control information (DCI) signaling carrying a time-domain resource assignment filed with value m, wherein the value m provides a row index m+1 to the RRC configured table. The user equipment determines allocated time-domain resources for the plurality of PUSCH transmissions based on the index of the slot carrying the received DCI.
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公开(公告)号:US20210368507A1
公开(公告)日:2021-11-25
申请号:US17398858
申请日:2021-08-10
Inventor: Quan KUANG , Hidetoshi SUZUKI , Hongchao LI
Abstract: The present disclosure provides a transceiver device and scheduling device, and communication methods for transceiver device and scheduling device. The transceiver device comprises a transceiver which, in operation, receives, over a physical downlink control channel (PDCCH), a sub-band occupancy indicator indicating sub-bands determined to be available for a transmission, and a resource allocation indicator indicating resources included in the available sub-bands and assigned to the transceiver device for the transmission. The transceiver device further comprises circuitry which, in operation, determines the assigned resources according to the resource allocation indicator and the sub-band occupancy indicator.
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公开(公告)号:US20210298008A1
公开(公告)日:2021-09-23
申请号:US17264263
申请日:2019-04-12
Inventor: Tetsuya YAMAMOTO , Hongchao LI , Hidetoshi SUZUKI , Takashi IWAI
Abstract: Provided is a terminal that can appropriately transmit an uplink signal. In a terminal (200), a control unit (211) determines a processing mode with respect to uplink data and uplink control information according to a requirement for at least one of uplink data and uplink control information when transmission of an uplink data channel that includes the uplink data and transmission of an uplink control channel that includes the uplink control information temporally overlap. A transmission unit (218) transmits the at least one of the uplink data and the uplink control information on the basis of the determined processing mode.
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