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公开(公告)号:US20240163061A1
公开(公告)日:2024-05-16
申请号:US18417797
申请日:2024-01-19
Inventor: LILEI WANG , HIDETOSHI SUZUKI
IPC: H04L5/00 , H04W72/0446 , H04W72/20 , H04W72/23 , H04W76/27
CPC classification number: H04L5/0053 , H04L5/0007 , H04L5/0091 , H04W72/0446 , H04W72/20 , H04W72/23 , H04W76/27
Abstract: There are provided a user equipment, a base station, and a communication thereof. The UE operative for sidelink transmission based on base station scheduling, comprising: a receiver, operative to receive first control information from a base station; determination circuitry, operative to determine whether a shortened time interval is used for a signaling interaction of the user equipment and the base station for sidelink transmission according to the received first control information; and a transmitter, operative to transmit second control information to the base station during the signaling interaction using the shortened time interval after the determination circuitry determines that the shortened time interval is used for the signaling interaction for sidelink transmission; wherein a length of the shortened time interval is less than a length of a standard time interval.
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2.
公开(公告)号:US20240155628A1
公开(公告)日:2024-05-09
申请号:US18413876
申请日:2024-01-16
Inventor: LILEI WANG , SUJUAN FENG , ALEXANDER GOLITSCHEK EDLER VON ELBWART , PRATEEK BASU MALLICK , MASAYUKI HOSHINO , JOACHIM LOEHR
CPC classification number: H04W72/23 , H04L1/0061 , H04W4/40 , H04W76/27 , H04W80/02
Abstract: Provided are an eNB, a UE and wireless communication methods. The eNB, in an embodiment, includes circuitry operative to fill a SPS activation/deactivation field in a DCI with a predetermined pattern of bits; and a transmitter operative to transmit the DCI to a first UE for the first UE to start periodically transmitting signals to a second UE or stop periodically transmitting signals to the second UE based on the SPS activation/deactivation field. The DCI is in a SPS format formed by adopting part or all bits of at least one field of DCI format 5 as the SPS activation/deactivation field, and information supposed to be transmitted in the at least one field is indicated with the assistance of or by RRC or MAC signaling.
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公开(公告)号:US20210289507A1
公开(公告)日:2021-09-16
申请号:US16321663
申请日:2016-08-11
Inventor: LILEI WANG , HIDETOSHI SUZUKI , JOACHIM LOEHR , SUJUAN FENG
Abstract: There are provided a wireless communication apparatus, method and system. The apparatus, at a first node, comprises: a transceiver, operative to transmit and/or receive radio signal; a circuitry, operative to measure one or more channel busy ratios for channel resource pools of the radio signal, and perform congestion control on the channel resource pools based on the measured channel busy ratios.
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公开(公告)号:US20210014841A1
公开(公告)日:2021-01-14
申请号:US17037508
申请日:2020-09-29
Inventor: LILEI WANG , SUJUAN FENG , ALEXANDER GOLITSCHEK EDLER VON ELBWART , PRATEEK BASU MALLICK , MASAYUKI HOSHINO , JOACHIM LOEHR
Abstract: Provided are an eNB, a UE and wireless communication methods. The eNB, in an embodiment, includes circuitry operative to fill a SPS activation/deactivation field in a DCI with a predetermined pattern of bits; and a transmitter operative to transmit the DCI to a first UE for the first UE to start periodically transmitting signals to a second UE or stop periodically transmitting signals to the second UE based on the SPS activation/deactivation field. The DCI is in a SPS format formed by adopting part or all bits of at least one field of DCI format 5 as the SPS activation/deactivation field, and information supposed to be transmitted in the at least one field is indicated with the assistance of or by RRC or MAC signaling.
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公开(公告)号:US20200045719A1
公开(公告)日:2020-02-06
申请号:US16603572
申请日:2017-05-04
Inventor: LILEI WANG , HIDETOSHI SUZUKI
Abstract: There are provided a user equipment and a method that selects at least one resource across a plurality of carries for transmitting at least one packet in sidelink. The user equipment includes: a sensor, operative to sense a plurality of resource pools of the plurality of carriers within a sensing window to obtain a sensing result, wherein the length of the sensing window is configurable or preconfigured; a resource selector, operative to obtain a plurality of available resources of the plurality of carriers within a resource selection window according to the sensing result, wherein the plurality of available resources are included in at least one resource pool of the plurality of carriers within the resource selection window, the resource selector is operative to select at least one resource from the plurality of available resources of the plurality of carriers within the resource selection window in accordance with at least one of a priority of the at least one resource pool and a priority of the at least one packet, and wherein the length of the resource selection window is determined according to a desired latency; and a transmitter, operative to transmit the at least one packet on the at least one resource which is selected by the resource selector.
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公开(公告)号:US20170373810A1
公开(公告)日:2017-12-28
申请号:US15698054
申请日:2017-09-07
Inventor: LILEI WANG , HIDETOSHI SUZUKI , TETSUYA YAMAMOTO , MASAYUKI HOSHINO
CPC classification number: H04L5/0053 , H04L5/005 , H04L5/0051 , H04L5/0064 , H04L5/02 , H04L25/0202 , H04W4/022 , H04W4/70 , H04W72/042
Abstract: Wireless communication methods and devices are provided. The wireless communication method includes transmitting a reference signal and a data signal in a Physical Resource Block (PRB) with a coverage enhancement level, wherein the number of resource elements transmitting the reference signal in the PRB is determined by the coverage enhancement level, the channel type and/or the coding rate of the data signal.
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公开(公告)号:US20170164384A1
公开(公告)日:2017-06-08
申请号:US15432772
申请日:2017-02-14
Inventor: LI WANG , ALEXANDER GOLITSCHEK EDLER VON ELBWART , MICHAEL EINHAUS , HIDETOSHI SUZUKI , LILEI WANG , MASAYUKI HOSHINO
CPC classification number: H04W72/1215 , H04L5/0007 , H04L5/001 , H04L5/0044 , H04L5/0053 , H04L5/0062 , H04L5/0092 , H04L5/1469 , H04W16/14 , H04W72/1289 , H04W76/15
Abstract: Provided are a resource scheduling method, a resource determining method, an eNB, and a user equipment. The resource scheduling method for wireless communication is performed by the eNB. The wireless communication involves at least a first carrier and a second carrier. The resource scheduling method includes: transmitting a DCI in the first carrier to a UE to schedule downlink resources for a PDSCH of the second carrier, wherein the eNB is able to start transmitting a burst in the second carrier at a flexible time independent of the subframe boundaries of the second carrier after the second carrier is occupied by the eNB, and the DCI for a flexible PDSCH of the burst different from the normal PDSCH of the second carrier contains information on the time period scheduled for the flexible PDSCH. The flexible PDSCH and its corresponding RS can reuse the DwPTS subframe structure for minimal specification impact.
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8.
公开(公告)号:US20240276455A1
公开(公告)日:2024-08-15
申请号:US18646532
申请日:2024-04-25
Inventor: LILEI WANG , HIDETOSHI SUZUKI
IPC: H04W72/02 , H04L1/1607 , H04L5/14 , H04M1/72505 , H04W28/26 , H04W36/00 , H04W56/00 , H04W72/0446 , H04W72/25 , H04W72/40 , H04W76/15 , H04W80/02 , H04W92/18
CPC classification number: H04W72/02 , H04L1/1614 , H04L5/1469 , H04M1/72505 , H04W28/26 , H04W56/001 , H04W72/0446 , H04W72/25 , H04W72/40 , H04W76/15 , H04W36/0066 , H04W80/02 , H04W92/18
Abstract: The present disclosure provides a method of setting reserved subframes for indication of a resource pool by a bitmap, a user equipment, and a base station. In the present disclosure, the resource pool is used for transmitting or receiving sidelink signals within a system frame number cycle that includes predefined subframes and remaining subframes that are subframes after excluding the predefined subframes within the system frame number cycle. In the method, a number of the reserved subframes is determined so that the bitmap is repeated by integer times within the subframes after excluding the reserved subframes and the predefined subframes within the system frame number cycle. In the method, position of each of the reserved subframes is set, wherein at most two reserved subframes are set per n subframes within the system frame number cycle.
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公开(公告)号:US20230246891A1
公开(公告)日:2023-08-03
申请号:US18298696
申请日:2023-04-11
Inventor: LILEI WANG , HIDETOSHI SUZUKI , AYAKO HORIUCHI
IPC: H04L27/26 , H04L5/00 , H04L25/02 , H04W72/0446 , H04W72/0453
CPC classification number: H04L27/2602 , H04L5/0007 , H04L5/0044 , H04L5/0051 , H04L5/0082 , H04L25/0226 , H04W72/0446 , H04W72/0453
Abstract: There are provided an apparatus, a method and a system. The apparatus comprises: a transmitter operative to transmit wireless data or signals to a second node; and a circuitry operative to determine whether one or more reserved periods are reserved between two continuous data or signals transmitted by the transmitter based on a length of configured transmission time intervals (TTIs), wherein the circuitry is further operative to: determine the one or more reserved periods are reserved between two continuous data or signals in a case that the length of configured TTI is shorter than or equal to a threshold.
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公开(公告)号:US20230118077A1
公开(公告)日:2023-04-20
申请号:US18066201
申请日:2022-12-14
Inventor: LILEI WANG , HIDETOSHI SUZUKI , TOMOYA NUNOME , TETSUYA YAMAMOTO
IPC: H04W72/21 , H04L1/00 , H04L1/1812 , H04L5/00 , H04W72/23
Abstract: Provided are a user equipment, base station and wireless communication methods related to multiplexing of UCI in PUSCH in NR. A user equipment comprises: circuitry operative to process UCI bits to be transmitted according to the comparison of the number M of UCI bits generated based on DL assignment(s) before an UL grant from a base station and the number N of UCI bits generated based on DL assignment(s) after the UL grant with the number P of UCI bits indicated in the UL grant and/or the maximum number Q of bits determined based on at least a configured coding rate, wherein each of M, N, P, Q is an integer equal to or larger than 0; and a transmitter operative to transmit the processed UCI bits in PUSCH at a TTI indicated in the UL grant to the base station.
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