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公开(公告)号:US20190150128A1
公开(公告)日:2019-05-16
申请号:US16245974
申请日:2019-01-11
摘要: A terminal device receives a control channel including a DCI format and transmits a PUSCH, in which the DCI format includes an uplink index and information for indicating a HARQ process number; when both a first bit and a second bit of the uplink index are set to 1, the HARQ process number in the PUSCH corresponding to the first bit is X and the HARQ process number in the PUSCH corresponding to the second bit is mod (X+1, Z); the mod (X+1, Z) is a function outputting a remainder when dividing (X+1) by Z; the X is determined based on the information for indicating the HARQ process number; and the Z is a value identical to a maximum number of HARQ processes in a serving cell determined by an uplink/downlink configuration.
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32.
公开(公告)号:US20190116581A1
公开(公告)日:2019-04-18
申请号:US16085721
申请日:2017-02-01
IPC分类号: H04W72/04 , H04L27/26 , H04L5/00 , H04L27/156
摘要: The present invention allows for an efficient communication between a terminal apparatus and a base station apparatus. The terminal apparatus generates and transmits a reference signal associated with a transmission of an NPUSCH in a subframe. A plurality of first subcarriers include a plurality of second subcarriers and a plurality of third subcarriers, and a plurality of fourth subcarriers include a plurality of fifth subcarriers and a plurality of sixth subcarriers. In a case that the NPUSCH is mapped to the plurality of second subcarriers or the plurality of third subcarriers, the reference signal is mapped to the plurality of first subcarriers, and in a case that the NPUSCH is mapped to the plurality of fifth subcarriers or the plurality of sixth subcarriers, the reference signal is mapped to the plurality of fourth subcarriers.
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公开(公告)号:US20180145798A1
公开(公告)日:2018-05-24
申请号:US15569745
申请日:2016-04-07
CPC分类号: H04L1/1851 , H04J11/00 , H04L1/1812 , H04L1/1861 , H04L1/1883 , H04L5/1469 , H04L43/0864 , H04W28/04 , H04W72/04 , H04W72/0413 , H04W72/042 , H04W72/0446 , H04W76/28
摘要: A terminal monitors a PDCCH, and controls a first HARQ process related to uplink transmission, a second HARQ process related to downlink transmission, a first HARQ RTT timer for the first HARQ process, a second HARQ RTT timer for the second HARQ process, a first retransmission timer for the first HARQ process, and a second retransmission timer for the second HARQ process. For each sub-frame, the terminal starts the first retransmission timer in a case that the first HARQ RTT timer expires in a given sub-frame, irrespective of whether data of the first HARQ process is successfully decoded; starts the second retransmission timer in a case that the second HARQ RTT timer expires in a given sub-frame and data of the second HARQ process is not successfully decoded; and monitors the PDCCH during an Active Time that includes the running period of the first retransmission timer or the second retransmission timer.
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公开(公告)号:US20170367103A1
公开(公告)日:2017-12-21
申请号:US15546112
申请日:2016-01-22
CPC分类号: H04W72/12 , G06F21/31 , H04L5/0048 , H04W72/04 , H04W72/042 , H04W74/004 , H04W74/0833 , H04W76/20
摘要: In a first case, in which a condition is satisfied that includes at least conditions that at least one scheduling request is pending in a certain TTI, there is no UL-SCH resource available for transmission in the certain TTI, the terminal device has a valid PUCCH resource for the scheduling request configured for the certain TTI, and a serving cell other than a primary cell is deactivated, the terminal device initiates a random access procedure on the primary cell.
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公开(公告)号:US20230046368A1
公开(公告)日:2023-02-16
申请号:US17793308
申请日:2021-02-10
发明人: LIQING LIU , SHOHEI YAMADA , HIROKI TAKAHASHI
摘要: A method by a user equipment (UE) is described. The method includes receiving, from a base station, a first radio resource control (RRC) parameter related to a first search space set, to receive a second RRC parameter related to a CORESET wherein the CORESET is associated with the first search space set, monitoring a set of PDCCH candidates for the first search space set in the CORESET, wherein the CORESET comprises one or more sets of consecutive OFDM symbols within a first time duration, the number of consecutive OFDM symbols for each set is determined based on the second RRC parameter, the first time duration is determined based on a RRC parameter included in the first parameter. The first RRC parameter include a third RRC parameter indicating a first symbol for each of the one or more than one sets of consecutive OFDM symbols within a slot, the first duration is determined as one slot, the CORESET comprises one or more sets of consecutive OFDM symbols within a slot.
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公开(公告)号:US20230023825A1
公开(公告)日:2023-01-26
申请号:US17791210
申请日:2021-01-21
发明人: LIQING LIU , SHOHEI YAMADA , HIROKI TAKAHASHI
IPC分类号: H04L5/00
摘要: A method by a user equipment (UE) is described. The method includes receiving, from a base station, a first radio resource control (RRC) parameter including a first list of one or more CSI trigger states, a second RRC parameter indicating a first total number of bits N_TS1 for a first CSI request field of a first DCI format, a third RRC parameter including a second list of one or more CSI trigger states, and a fourth RRC parameter indicating a second total number of bits N_TS2 for a second CSI request field of a second DCI format, determining a CSI trigger state in response to a CSI request field of a DCI format, wherein in a first case that a total number of the one or more CSI trigger states within the first list is greater than 2N_TS11, the processing circuitry is further configured to select one or more of the CSI trigger states out of the first list which are mapped to one or more codepoints of the first CSI request field of the first DCI format, in a second case that a total number of the one or more CSI trigger states within the second list is greater than 2N_TS2−1, the processing circuitry is further configured to select one or more of the CSI trigger states out of the second list which are mapped to one or more codepoints of the second CSI request field of the second DCI format.
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公开(公告)号:US20220038210A1
公开(公告)日:2022-02-03
申请号:US17386503
申请日:2021-07-27
发明人: LIQING LIU , SHOHEI YAMADA , HIROKI TAKAHASHI
摘要: A user equipment (UE) includes reception circuitry configured to receive, from a base station, first information indicating a slot format and second information indicating a maximum number of PDCCH repetition, and to monitor, based on the second information, PDCCH repetitions for a first search space set in a first CORESET, and processing circuitry configured to determine, based on the first information, whether to omit monitoring a PDCCH repetition for each PDCCH repetition among the PDCCH repetitions, wherein Downlink Control Information (DCI) is carried by the PDCCH repetition, the DCI schedules a PDSCH, and the DCI includes third information indicating a first number and forth information indicating timing of the PDSCH, and to determine, based on the third information, a first slot in which the last one PDCCH repetition of the PDCCH repetitions with the first number is located, and to determine a starting slot of a PDSCH transmission based on the forth information and the first slot.
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公开(公告)号:US20190387516A1
公开(公告)日:2019-12-19
申请号:US16550660
申请日:2019-08-26
摘要: A device includes a reception unit configured to receive first information, second information, and third information; a physical downlink control channel reception unit configured to receive a physical downlink control channel; and a physical downlink shared channel reception unit configured to receive a physical downlink shared channel. When joint coding is configured by the third information, the physical downlink control channel reception unit monitors the physical downlink control channel of a cell configured by the second information, and the physical downlink shared channel reception unit receives physical downlink shared channels of downlink cells indicated by the first information, on the basis of a result of decoding the physical downlink control channel.
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39.
公开(公告)号:US20190097853A1
公开(公告)日:2019-03-28
申请号:US16083156
申请日:2017-01-20
IPC分类号: H04L27/26
摘要: A terminal apparatus configured to transmit a time continuous signal for a first subcarrier in a first time symbol, and to generate the time continuous signal based on at least a first complex-valued symbol to which a phase rotation is applied. The phase rotation is given based on at least a subcarrier index of the first subcarrier.
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公开(公告)号:US20180235023A1
公开(公告)日:2018-08-16
申请号:US15750269
申请日:2016-08-02
CPC分类号: H04W76/15 , H04L5/0035 , H04L5/0053 , H04W72/04 , H04W72/0413 , H04W72/0446
摘要: A terminal device and a base station device efficiently communicate with each other by using multiple cells. The terminal device selects a PUCCH resource used to transmit an SR, from a first PUCCH resource in a first cell and a second PUCCH resource in a second cell, and transmits the SR by using the selected PUCCH resource in a first subframe. In a case that a first PUCCH not including a transport block in the first subframe is transmitted in the first cell, the second PUCCH resource in the first subframe is selected.
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