公开(公告)号：US12120629B2

公开(公告)日：2024-10-15

申请号：US17588214

申请日：2022-01-29

申请人： Zheng Liu ,  Xiaobo Zhang

发明人： Zheng Liu ,  Xiaobo Zhang

IPC分类号： H04W64/00 ,  H04L5/00

CPC分类号： H04W64/003 ,  H04L5/0005 ,  H04L5/0055

摘要： The present disclosure provides a method and a device in a communication node for wireless communications. A communication node transmits a first signaling, the first signaling is used to indicate a first identity (ID) and a first distance; transmits a first signal, the first signaling is also used to indicate time-frequency resources occupied by the first signal; and monitors a second signal, the second signal is used to determine that the first signal is not correctly received; a geographic location of the communication node is used to determine a first zone, and an ID of the first zone is used to determine the first ID; a first characteristic geographic location is a geographic location located within the first zone; a distance between a geographic location of the communication node and the first characteristic geographic location is used to determine the first distance. This application improves the effectiveness of feedback.

公开(公告)号：US20240155639A1

公开(公告)日：2024-05-09

申请号：US18386604

申请日：2023-11-03

申请人： Zheng LIU ,  Xiaobo ZHANG

发明人： Zheng LIU ,  Xiaobo ZHANG

IPC分类号： H04W72/232 ,  H04W72/0446 ,  H04W72/12

CPC分类号： H04W72/232 ,  H04W72/0446 ,  H04W72/12

摘要： The present application discloses a method and a device in a node for wireless communications. A node receives a first information block, the first information block used for determining a reference cell, the reference cell belonging to a first cell set; and the node monitors in a first time window at least one PDCCH candidate for DCI format(s) in a target DCI format set; a PDCCH candidate monitored for a DCI format in the target DCI format set is counted for PDCCH candidates monitored for the reference cell; a number of PDCCH candidates monitored for the reference cell in the first time window is no greater than a first threshold, and a number of non-overlapped CCEs for the reference cell in the first time window is no greater than a second threshold. The present application ensures the flexibility.

公开(公告)号：US11979750B2

公开(公告)日：2024-05-07

申请号：US18195945

申请日：2023-05-11

申请人： Zheng Liu ,  Xiaobo Zhang ,  Lin Yang

发明人： Zheng Liu ,  Xiaobo Zhang ,  Lin Yang

IPC分类号： H04W16/14 ,  H04L5/00 ,  H04L27/26 ,  H04W72/0446

CPC分类号： H04W16/14 ,  H04L5/0082 ,  H04L5/0094 ,  H04L27/2607 ,  H04W72/0446

摘要： The disclosure discloses a method and device in a communication node for wireless communication. The communication node receives first information, and performs Q energy detections respectively in Q time sub-pools within a first sub-band, and if energy detected by each energy detection of the Q energy detections is lower than a first threshold, starts to transmit a first radio signal at a first time-instant; the first information is used to determine K candidate time-instant subsets; a target time-instant subset is one of the K candidate time-instant subsets, the first time-instant belongs to the target time-instant subset; a frequency-domain bandwidth of the first sub-band is used to determine the target time-instant subset out of the K candidate time-instant subsets, and frequency-domain resources occupied by the first radio signal belong to the first sub-band. The disclosure can improve access fairness.

公开(公告)号：US20240049237A1

公开(公告)日：2024-02-08

申请号：US18379671

申请日：2023-10-13

申请人： Zheng LIU ,  Zhongzhi YANG

发明人： Zheng LIU ,  Zhongzhi YANG

IPC分类号： H04W72/21 ,  H04W72/563

CPC分类号： H04W72/21 ,  H04W72/563

摘要： Method and device for wireless communications. A node receives a first information block; the node transmits a first PUCCH; the first information block determines a first scrambling sequence; the first PUCCH carries a first bit block and a second bit block; a number of bit(s) comprised in the first bit block is not greater than 2; a sum of a number of bit(s) comprised in the first bit block and the second bit block is greater than 2; a priority index of the first bit block is equal to a first priority index, a priority index of the second bit block is equal to a second priority index, and the first priority index and the second priority index are not equal; the first bit block and the second bit block are used together to generate a first bit sequence. Present application improves the link performance of the PUCCH.

公开(公告)号：US20230353329A1

公开(公告)日：2023-11-02

申请号：US18217602

申请日：2023-07-02

申请人： Zheng LIU ,  Xiaobo ZHANG ,  Lin YANG

发明人： Zheng LIU ,  Xiaobo ZHANG ,  Lin YANG

IPC分类号： H04W24/08 ,  H04W72/0453 ,  H04L5/00 ,  H04W4/40 ,  H04W72/0446

CPC分类号： H04L5/0082 ,  H04L5/0094 ,  H04W4/40 ,  H04W24/08 ,  H04W72/0446 ,  H04W72/0453

摘要： The disclosure provides a method and a device in a communication node for wireless communication. The communication node first receives first information and second information, and then transmits a first radio signal in W1 time sub-window(s); the first information is used for determining X candidate time window(s), any one of the X candidate time window(s) has a time length equal to a first time length, and the first time length is fixed; for a subcarrier spacing of a subcarrier occupied by the first radio signal, one of the X candidate time window(s) comprises Y candidate time sub-window(s), and the Y is related to the subcarrier spacing of the subcarrier occupied by the first radio signal; the second information is used for indicating W candidate time sub-window(s) out of the Y candidate time sub-window(s); and each of the W1 time sub-window(s) is one of the W candidate time sub-window(s).

公开(公告)号：US11777692B2

公开(公告)日：2023-10-03

申请号：US17967861

申请日：2022-10-17

申请人： Zheng Liu ,  Xiaobo Zhang ,  Lin Yang

发明人： Zheng Liu ,  Xiaobo Zhang ,  Lin Yang

IPC分类号： H04L5/00 ,  H04W72/0446 ,  H04W4/40 ,  H04W24/08 ,  H04W72/0453

CPC分类号： H04L5/0082 ,  H04L5/0094 ,  H04W4/40 ,  H04W24/08 ,  H04W72/0446 ,  H04W72/0453

摘要： The disclosure provides a method and a device in a communication node for wireless communication. The communication node first receives first information and second information, and then transmits a first radio signal in W1 time sub-window(s); the first information is used for determining X candidate time window(s), any one of the X candidate time window(s) has a time length equal to a first time length, and the first time length is fixed; for a subcarrier spacing of a subcarrier occupied by the first radio signal, one of the X candidate time window(s) comprises Y candidate time sub-window(s), and the Y is related to the subcarrier spacing of the subcarrier occupied by the first radio signal; the second information is used for indicating W candidate time sub-window(s) out of the Y candidate time sub-window(s); and each of the W1 time sub-window(s) is one of the W candidate time sub-window(s).

公开(公告)号：US20230284035A1

公开(公告)日：2023-09-07

申请号：US18195945

申请日：2023-05-11

申请人： Zheng LIU ,  Xiaobo ZHANG ,  Lin YANG

发明人： Zheng LIU ,  Xiaobo ZHANG ,  Lin YANG

IPC分类号： H04W16/14 ,  H04W72/0446 ,  H04L27/26 ,  H04L5/00

CPC分类号： H04W16/14 ,  H04W72/0446 ,  H04L27/2607 ,  H04L5/0094 ,  H04L5/0082

摘要： The disclosure discloses a method and device in a communication node for wireless communication. The communication node receives first information, and performs Q energy detections respectively in Q time sub-pools within a first sub-band, and if energy detected by each energy detection of the Q energy detections is lower than a first threshold, starts to transmit a first radio signal at a first time-instant; the first information is used to determine K candidate time-instant subsets; a target time-instant subset is one of the K candidate time-instant subsets, the first time-instant belongs to the target time-instant subset; a frequency-domain bandwidth of the first sub-band is used to determine the target time-instant subset out of the K candidate time-instant subsets, and frequency-domain resources occupied by the first radio signal belong to the first sub-band. The disclosure can improve access fairness.

公开(公告)号：US20230276460A1

公开(公告)日：2023-08-31

申请号：US18144259

申请日：2023-05-08

申请人： Zheng LIU ,  Xiaobo ZHANG

发明人： Zheng LIU ,  Xiaobo ZHANG

IPC分类号： H04W72/232 ,  H04W72/0453 ,  H04W72/0446

CPC分类号： H04W72/232 ,  H04W72/0453 ,  H04W72/0446

摘要： The present application discloses a method and a device in a node for wireless communications. A node receives a first information block, the first information block being used to determine X1 PDCCH occasions; the node receives a first signaling and a first signal, the first signaling being used to determine a frequency-domain resource set occupied by the first signal in frequency domain; the node transmits a second signal, the second signal carrying a first bit block; the first signaling is used to determine a first time interval length, the first time interval length being used to determine a length of a time interval in time domain between a first PDCCH occasion and the first signal; a position of the first signal in time domain is used to determine a position of the second signal in time domain. The present application ensures the HARQ transmission.

公开(公告)号：US11711185B2

公开(公告)日：2023-07-25

申请号：US17678042

申请日：2022-02-23

申请人： Zheng Liu ,  Xiaobo Zhang

发明人： Zheng Liu ,  Xiaobo Zhang

IPC分类号： H04L5/00 ,  H04B1/00 ,  H04L1/00 ,  H04L1/1812 ,  H04W24/10 ,  H04W72/0446 ,  H04W72/0453 ,  H04W72/044 ,  H04W92/10

CPC分类号： H04L5/0046 ,  H04B1/0003 ,  H04L1/0026 ,  H04L1/1819 ,  H04W24/10 ,  H04W72/0446 ,  H04W72/0453 ,  H04W72/0466 ,  H04W92/10

摘要： The disclosure provides a method and a device in a communication node for wireless communications. The communication node first receives first information and then receives a first radio signal; only X1 bit(s) in a first bit block is(are) used for generating the first radio signal, the first bit block is obtained as an output of channel coding of a first code block, the first code block includes a positive integer number of bit(s), and the first bit block includes a positive integer number of bit(s); when channel decoding fails, at least X2 bit(s) in the first bit block can be used for decoding of the first code block with combining, the first information is used for determining the X2 bit(s), and the X2 is a positive integer. The disclosure reduces requirements on a buffer and reduces complexity.

公开(公告)号：US11696264B2

公开(公告)日：2023-07-04

申请号：US17971648

申请日：2022-10-24

申请人： Zheng Liu ,  Xiaobo Zhang

发明人： Zheng Liu ,  Xiaobo Zhang

IPC分类号： H04W72/044 ,  H04L27/26 ,  H04W72/12

CPC分类号： H04W72/044 ,  H04L27/2601 ,  H04W72/12

摘要： A method and a device in a communication node used for wireless communications is disclosed in the present disclosure. The communication node first receives first information and second information; and transmits a first radio signal in a first time window; and then transmits a second radio signal; the first information is used to determine a target time window, the second radio signal occupies a second time window in time domain, and the second information is used to determine at least one of whether the second time window belongs to the target time window or a relative position relationship between the second time window and the target time window; an end of the first time window is earlier than a start of the target time window. The present disclosure helps improve the utilization ratio of resources in Grant-Free transmission.