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公开(公告)号：US20240323829A1
公开(公告)日：2024-09-26
申请号：US18262529
申请日：2021-12-27
发明人： Yiru Kuang , Lixia Xue , Haibo Xu , Yifan Xue
CPC分类号： H04W48/20 , H04W36/00835
摘要： A communications method includes the terminal device receiving a first message from a network device, where the first message indicates a second cell, the second cell includes a first downlink carrier and a second uplink carrier, and a duplex mode of a band to which the first downlink carrier belongs is different from a duplex mode of a band to which the second uplink carrier belongs, and the terminal device accesses the second cell.
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公开(公告)号：US12101780B2
公开(公告)日：2024-09-24
申请号：US17366258
申请日：2021-07-02
发明人： Lixia Xue
IPC分类号： H04W72/23 , H04L1/1812 , H04L27/26 , H04W52/02 , H04W72/0446
CPC分类号： H04W72/23 , H04L1/1812 , H04L27/2601 , H04W52/0235 , H04W72/0446
摘要： This application discloses a message sending method, a message receiving method, an apparatus, and a device. The message sending method includes: A network device sends, by using a physical downlink control channel (PDCCH), downlink control information (DCI) with s a cyclic redundancy check (CRC) bit, wherein the DCI is in a first DCI format or a second DCI format, wherein the DCI is used to indicate to a terminal device to enter a sleep mode at a first moment. The network device receives a response message sent by the terminal device in response to the DCI.
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公开(公告)号：US12089230B2
公开(公告)日：2024-09-10
申请号：US18329501
申请日：2023-06-05
发明人： Xu Zhang , Jianguo Wang , Lixia Xue , Zheng Chen
IPC分类号： H04W72/23 , H04L5/00 , H04W72/0446 , H04W72/0453 , H04W76/27 , H04W80/08
CPC分类号： H04W72/23 , H04L5/0007 , H04W72/0446 , H04W72/0453 , H04W76/27 , H04W80/08
摘要： A control information transmission method, apparatus, and systems are disclosed. An example method includes: determining configuration information of a control channel, wherein the configuration information comprises at least one of frequency domain information or time domain information, the at least one of frequency domain information or time domain information indicates a time-frequency resource occupied by the control channel, and the configuration information further comprises indication information indicating a quantity of at least one resource element set, wherein the time-frequency resource occupied by the control channel comprises the at least one resource element set; mapping control information to one or more of the at least one resource element set based on the configuration information; sending the configuration information to a terminal device; and sending the control information to the terminal device.
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公开(公告)号：US11997033B2
公开(公告)日：2024-05-28
申请号：US17213749
申请日：2021-03-26
发明人： Xu Zhang , Fei Gao , Shujing Yu , Lixia Xue
IPC分类号： H04L5/00 , H04W72/0453 , H04W72/23
CPC分类号： H04L5/0048 , H04W72/0453 , H04W72/23
摘要： This application provides a control channel detection method, apparatus, and device. The method includes: A terminal device determines that resources of at least two candidate control channels overlap, where any two of the at least two candidate control channels are located in different search spaces; and the terminal device detects only at least one first candidate control channel in the at least two candidate control channels. This improves control channel detection reliability.
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公开(公告)号：US11991708B2
公开(公告)日：2024-05-21
申请号：US17245518
申请日：2021-04-30
发明人： Lixia Xue , Zheng Chen
摘要： A terminal device receives first downlink control information (DCI) sent by a network device, where the first DCI carries first indication information and second indication information. The first indication information is used to indicate data transmission, and the second indication information is used to indicate an operation mode of an inactivity timer in discontinuous reception (DRX). The terminal device determines an operation mode of the inactivity timer based on the second indication information.
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公开(公告)号：US11962449B2
公开(公告)日：2024-04-16
申请号：US17686094
申请日：2022-03-03
发明人： Lixia Xue , Xu Zhang , Yongxing Zhou
CPC分类号： H04L27/2613 , H04L5/00 , H04L5/0048 , H04L5/0051 , H04L27/2666 , H04W72/04 , H04W72/23 , H04W76/27 , H04W88/02 , H04B7/0452 , H04L5/0007
摘要： This application relates to the mobile communications field, and in particular, to a technology for obtaining a reference signal in a wireless communications system. In one example method for obtaining a reference signal, a terminal device obtains position offset information. The terminal device obtains a first sequence based on the position offset information. The terminal device demodulates, by using the first sequence, a control channel signal carried in a control channel resource set to obtain downlink control information.
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公开(公告)号：US20240097858A1
公开(公告)日：2024-03-21
申请号：US18254013
申请日：2021-11-23
CPC分类号： H04L5/0055 , H04L5/0094 , H04W72/25
摘要： The method includes: sending first resource information on a first sidelink transmission channel, where the first resource information indicates a first resource; and receiving indication information on a second sidelink transmission channel, where the indication information indicates at least one second resource in the first resource; or receiving data sent on a second resource, where the second resource is determined based on the first resource.
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公开(公告)号：US20230328699A1
公开(公告)日：2023-10-12
申请号：US18164466
申请日：2023-02-03
IPC分类号： H04W72/0446 , H04W28/20 , H04L5/00 , H04B7/06 , H04L41/0803 , H04W24/06 , H04W74/00
CPC分类号： H04W72/0446 , H04W28/20 , H04L5/0092 , H04L5/0044 , H04L5/0094 , H04L5/0058 , H04L5/0053 , H04B7/0626 , H04L41/0803 , H04W24/06 , H04W74/006 , H04L5/0078 , H04B17/309
摘要： Embodiments of the present invention provide a bandwidth allocation method and apparatus, user equipment, and a base station. The method includes: receiving, by user equipment, virtual bandwidth configuration information, where the virtual bandwidth configuration information is used for indicating a configuration of a virtual bandwidth; and performing, by the user equipment, signal reception and/or signal processing according to the virtual bandwidth indicated by the virtual bandwidth configuration information, where each virtual bandwidth is a part or all of a downlink maximum available bandwidth or a downlink transmission bandwidth, and the downlink maximum available bandwidth is a maximum bandwidth available for downlink transmission. In the embodiments of the present invention, reduction of overheads and reduction of complexity of signal reception and signal processing are implemented, and overheads and complexity of signal reception and processing feedback can be flexibly controlled.
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公开(公告)号：US11784866B2
公开(公告)日：2023-10-10
申请号：US17883090
申请日：2022-08-08
发明人： Hao Sun , Zheng Chen , Yan Cheng , Lixia Xue
CPC分类号： H04L27/2686 , H04L5/0007 , H04L5/0048 , H04L27/2672 , H04L27/2676 , H04W28/02 , H04W56/00 , H04W56/001 , H04W56/003
摘要： Example synchronization signal sending and receiving methods and apparatus are described. In one example method, a terminal device determines a target frequency resource. A frequency domain position of the target frequency resource is determined based on a frequency domain position offset and a frequency interval of synchronization channels. The terminal device receives a synchronization signal by using the target frequency resource.
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公开(公告)号：US11778452B2
公开(公告)日：2023-10-03
申请号：US16672746
申请日：2019-11-04
IPC分类号： H04W8/24 , H04J13/18 , H04W72/0446 , H04W80/08 , H04W72/21
CPC分类号： H04W8/24 , H04J13/18 , H04W72/0446 , H04W72/21 , H04W80/08
摘要： In a communication method, a terminal device obtains a code division multiplexing capability of a physical resource of an uplink control channel, where the code division multiplexing capability is a length of orthogonal cover codes for multiplexing terminal devices in a code division manner on a unit resource in the physical resource of the uplink control channel, and the code division multiplexing capability configured by higher layer signaling. The terminal device further determines the physical resource based on the code division multiplexing capability, and sends uplink control information on the physical resource.
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