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公开(公告)号:US11785599B2
公开(公告)日:2023-10-10
申请号:US18106016
申请日:2023-02-06
发明人: Tomoki Yoshimura , Shoichi Suzuki , Wataru Ouchi , Liqing Liu , Taewoo Lee
IPC分类号: H04W72/04 , H04W72/1273 , H04L1/1812 , H04L1/1867 , H04W72/1268
CPC分类号: H04W72/1273 , H04L1/1819 , H04L1/1896 , H04W72/1268
摘要: A communication method used by a base station apparatus includes: transmitting a PDCCH, a PDSCH, and a higher layer signaling to configure threshold values; and receiving HARQ-ACKs and an SR, the HARQ-ACKs including a HARQ-ACK. When a number of bits of the HARQ-ACK is equal to or less than two, a resource of the PUCCH is provided from PUCCH resources included in a first PUCCH resource set based on a first value provided based on a number of bits of the HARQ-ACKs received in the PUCCH, regardless of a number of resources of the SR that overlap with the PUCCH, and when the number of bits of the HARQ-ACK exceeds two, the resource of the PUCCH is provided from PUCCH resources included in a second PUCCH resource set based on threshold values, a sum of the number of bits of the HARQ-ACKs, and the number of resources of the SR.
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公开(公告)号:US11503602B2
公开(公告)日:2022-11-15
申请号:US16967760
申请日:2019-02-08
发明人: Shouichi Suzuki , Tomoki Yoshimura , Wataru Ohuchi , Liqing Liu , Taewoo Lee
摘要: Efficient downlink transmission is implemented. A terminal apparatus includes: a receiver configured to receive a sequence of bits in a physical downlink control channel, wherein the sequence of bits is scrambled with a scrambling sequence initialized by cinit, the cinit is given based at least on NID and NRNTI, the NID is given based at least on a higher layer parameter Control-scrambling-Identity in a case that the higher layer parameter Control-scrambling-Identity is configured and the NRNTI is given based at least on a Cell-Radio Network Temporary Identifier (C-RNTI), and the NID is given based at least on a physical layer cell identity in a case that the higher layer parameter Control-scrambling-Identity is configured and the NRNTI is not given based on the C-RNTI.
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公开(公告)号:US11387948B2
公开(公告)日:2022-07-12
申请号:US16771623
申请日:2018-12-11
发明人: Liqing Liu , Shoichi Suzuki , Wataru Ouchi , Tomoki Yoshimura , Taewoo Lee
摘要: A terminal apparatus is configured to: receive a transport block in a primary cell in a subframe i; in a case that HARQ-ACK and a positive scheduling request are transmitted, select a third transmission method in a case that a subframe j in a secondary cell does not correspond to any of first prescribed subframes, and select a fourth transmission method in a case that the subframe j corresponds to any of the first prescribed subframes; and transmit the HARQ-ACK in a PUCCH resource for a scheduling request, wherein the subframe j is given based on at least (I) whether or not a first parameter for the primary cell is configured, (II) whether or not a first parameter for the secondary cell is configured, and (III) a search space in which a PDCCH for scheduling the transport block is transmitted.
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公开(公告)号:US11381351B2
公开(公告)日:2022-07-05
申请号:US16621284
申请日:2018-06-13
发明人: Liqing Liu , Shoichi Suzuki , Wataru Ouchi , Tomoki Yoshimura
摘要: A terminal apparatus includes a receiver configured to receive RRC information indicating the maximum number of CBGs X for one transport block in each serving cell; and a generation unit configured to generate X HARQ-ACK bits corresponding to the one transport block, in which the transport block includes NCB code blocks (CBs), in a case that the number of CBs NCB is less than the maximum number of CBGs X, the number of CBGs for the transport block is NCB, and the generation unit generates NCB HARQ-ACK bits for the NCB CBGs and X-NCB NACKs as the X HARQ-ACK bits.
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公开(公告)号:US11284247B2
公开(公告)日:2022-03-22
申请号:US16759666
申请日:2018-11-08
发明人: Wataru Ouchi , Shoichi Suzuki , Tomoki Yoshimura , Liqing Liu , Taewoo Lee
摘要: A terminal apparatus includes: a receiver configured to receive first information related to query for capability of the terminal apparatus; and a transmitter configured to transmit second information related to the capability of the terminal apparatus, wherein the second information includes third information related to a band combination of operating bands used for carrier aggregation (CA), the band combination supported by the terminal apparatus, and in a case that more than one subcarrier spacings (SCSs) are supported by the terminal apparatus in each of the operating bands, the third information includes fourth information related to a SCS combination that can be applied to the band combination.
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公开(公告)号:US11240695B2
公开(公告)日:2022-02-01
申请号:US16650026
申请日:2018-09-20
发明人: Wataru Ohuchi , Tomoki Yoshimura , Shouichi Suzuki , Liqing Liu , Taewoo Lee
摘要: The present invention efficiently performs communication. Included are a transmitter configured to transmit a measurement report including a measurement result for a serving cell c and/or a PUSCH for the serving cell c, wherein in a case that the number of SS blocks and/or CSI-RSs used for the RSRP measurement is greater than one for the serving cell c, the measurement result of RSRP included in the measurement report and the RSRP used for evaluation of a path loss for transmit power of the PUSCH are calculated separately.
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公开(公告)号:US11239975B2
公开(公告)日:2022-02-01
申请号:US16324155
申请日:2017-08-09
发明人: Liqing Liu , Shoichi Suzuki , Wataru Ouchi , Tomoki Yoshimura , Tatsushi Aiba
摘要: A terminal apparatus includes: a reception unit configured to: receive a PDCCH or an EPDCCH with a DCI format and a first RRC parameter, and decode a PDSCH according to detection of the PDCCH or the EPDCCH; and a transmission unit configured to: transmit a HARQ-ACK in a subframe n according to detection of the PDSCH in a subframe n−k. Whether the PUCCH resource is given at least based on the first RRC parameter is determined at least based on part of or all of the first condition and the second condition described below: first condition: the value k, and second condition: which one of CSS and USS is a search space to which a physical downlink control channel including the DCI format is mapped.
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公开(公告)号:US11196509B2
公开(公告)日:2021-12-07
申请号:US16619970
申请日:2018-05-23
发明人: Tomoki Yoshimura , Shouichi Suzuki , Wataru Ohuchi , Liqing Liu
摘要: A terminal apparatus capable of efficiently performing uplink and/or downlink communication is provided. Multiple CBs included in the transport block is decoded. HARQ-ACKs corresponding to multiple CBG are transmitted. The multiple CBs include one or more first CBs and one or more second CBs. A first size of a first CB of the one or more first CBs is greater than a second size of a second CB of the one or more second CBs. Each of the multiple CBs is included in any one of the multiple CBGs. The multiple CBGs include one or more first CBGs and one or more second CBGs. A first total number of the one or more first CBs and the one or more second CBs included in each of the one or more first CBGs is greater than a second total number of the one or more first CBs and the one or more second CBs included in each of the one or more second CBGs.
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公开(公告)号:US11063730B2
公开(公告)日:2021-07-13
申请号:US16607413
申请日:2018-04-26
发明人: Tomoki Yoshimura , Shoichi Suzuki , Wataru Ouchi , Liqing Liu
摘要: A terminal apparatus includes a receiver configured to monitor a PDCCH in a control resource set and a transmitter configured to transmit a PUSCH scheduled based on an uplink grant included in a DCI format transmitted in the PDCCH. The PDCCH includes one or more Control Channel Elements (CCEs). One of the one or more CCEs includes six Resource Element Groups (REGs). One of the REGs includes a PRB in an OFDM symbol. The one CCE includes one or more REG bundles non-continuously mapped in a frequency domain. One of the one or more REG bundles includes one or a plurality of the REGs. The number of the REGs constituting the one REG bundle in the frequency domain is given per the number of OFDM symbols in the one CCE.
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公开(公告)号:US11057884B2
公开(公告)日:2021-07-06
申请号:US16300067
申请日:2017-05-09
发明人: Wataru Ouchi , Shoichi Suzuki , Liqing Liu , Tomoki Yoshimura , Takashi Hayashi , Tatsushi Aiba
摘要: Provided is a terminal apparatus including: a measurement unit that can measure a time difference between reception and transmission by the terminal apparatus; a transmitter that can report a measurement result of the time difference based on an event associated with the measurement of the time difference, wherein in a case that the prescribed Transmission Time Interval (TTI) length is configured, and in addition, in a case that the measurement result is greater than a prescribed threshold, the transmitter reports the measurement result to the terminal apparatus. The transmission efficiency is thus improved.
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