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公开(公告)号：US11696267B2
公开(公告)日：2023-07-04
申请号：US17490821
申请日：2021-09-30
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Bingzhao Li , Zhenxing Hu , Wei Quan , Jian Zhang , Jinhua Miao , Xiaodong Yang
IPC: H04W72/0446 , H04W72/04 , H04W72/0453 , H04W72/23 , H04W16/14 , H04W74/08
CPC classification number: H04W72/0446 , H04W16/14 , H04W72/04 , H04W72/0453 , H04W72/23 , H04W74/0808
Abstract: A data transmission method and an apparatus are provided. The method includes: determining, by a base station, a time-domain interval of available time-frequency resources in an unlicensed spectrum, where the available time-frequency resources are continuous time-frequency resources in a time domain; sending, by the base station, a preamble signal in a first subframe in the interval, where the first subframe is an initial subframe in the interval; and sending, by the base station, downlink control information and data after sending the preamble signal, where the data is in the first subframe, the downlink control information includes scheduling indication information, and the scheduling indication information is used to indicate a frequency-domain location of the data. According to the present invention, spectrum utilization can be improved.
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公开(公告)号：US11457385B2
公开(公告)日：2022-09-27
申请号：US16271457
申请日：2019-02-08
Applicant: Huawei Technologies Co., Ltd.
Inventor： Bingzhao Li , Yan Wang , Wei Quan , Jian Zhang , Xiaodong Yang
Abstract: Embodiments of the present invention disclose a communication method, an apparatus, and a system. The communication method includes: receiving, by a terminal device, a context identifier sent by a second radio access network device, and sending, to a first radio access network device, a first message that includes the context identifier; receiving, by a core network device, a second message sent by the first radio access network device, and sending, to the second radio access network device, a message that includes the context identifier; and receiving, by the core network device, context information of the terminal device that is sent by the second radio access network device, and sending the context information to the first radio access network device. Therefore, communication between the first radio access network device and the second radio access network device is ensured, and working efficiency is improved.
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公开(公告)号：US11438913B2
公开(公告)日：2022-09-06
申请号：US16828574
申请日：2020-03-24
Applicant: Huawei Technologies Co., Ltd.
Inventor： Wei Quan , Jian Zhang , Bingzhao Li
Abstract: A resource scheduling method is provided, including: determining, by a terminal device, a first scheduling request based on uplink data, where the first scheduling request corresponds to a first service group; determining, by the terminal device based on the first service group, a first scheduling request resource used to send the first scheduling request, where the first service group is one of a plurality of service groups, and each of the plurality of service groups corresponds to one scheduling request resource; sending, by the terminal device, the first scheduling request to a radio access network device by using the first scheduling request resource; receiving, by the radio access network device, the first scheduling request from the terminal device by using the first scheduling request resource; and determining, by the radio access network device, a first uplink resource in response to the first scheduling request.
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公开(公告)号：US11412420B2
公开(公告)日：2022-08-09
申请号：US16271457
申请日：2019-02-08
Applicant: Huawei Technologies Co., Ltd.
Inventor： Bingzhao Li , Yan Wang , Wei Quan , Jian Zhang , Xiaodong Yang
Abstract: Embodiments of the present invention disclose a communication method, an apparatus, and a system. The communication method includes: receiving, by a terminal device, a context identifier sent by a second radio access network device, and sending, to a first radio access network device, a first message that includes the context identifier; receiving, by a core network device, a second message sent by the first radio access network device, and sending, to the second radio access network device, a message that includes the context identifier; and receiving, by the core network device, context information of the terminal device that is sent by the second radio access network device, and sending the context information to the first radio access network device. Therefore, communication between the first radio access network device and the second radio access network device is ensured, and working efficiency is improved.
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公开(公告)号：US11317338B2
公开(公告)日：2022-04-26
申请号：US16829884
申请日：2020-03-25
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: An access control method and an apparatus, such that a network device sends an access control configuration information to a terminal device, where the access control configuration information is used to indicate access control mode information corresponding to at least one coverage area; and the terminal device determines the access control mode of the terminal device based on the access control configuration information and a coverage area of the terminal device. As a result, terminal devices in a network may be prevented from impacting on the network when the terminal devices simultaneously access the network, to reduce network congestion.
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Patent Agency Ranking
公开(公告)号：US11310684B2
公开(公告)日：2022-04-19
申请号：US16673565
申请日：2019-11-04
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Xun Tang , Wei Quan , Jian Zhang , Li Chai , Jinhua Miao
Abstract: A signal processing method and an apparatus are provided, and the method includes: measuring, by a terminal device, signal quality of one or more cells, to generate a first measurement report; and sending, by the terminal device, the first measurement report to a first base station, where the first measurement report includes measurement information of the one or more cells so that the first base station sends the first measurement report to a second base station, and the first base station implements, by using the first measurement report, uplink interference cancellation or downlink interference cancellation for the terminal device.
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公开(公告)号：US11153931B2
公开(公告)日：2021-10-19
申请号：US16673387
申请日：2019-11-04
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Bin Xu , Zhenzhen Cao , Bingzhao Li , Li Chai , Wei Quan
Abstract: This application describes a data transmission method, a terminal device, and a network device. The method may include determining, by a medium access control (MAC) layer of a terminal device, a first MAC control element and a second MAC control element. The method may also include simultaneously transmitting, by the terminal device, the first MAC control element and the second MAC control element on different uplink transmission resources. The data transmission method, the terminal device, and the network device in embodiments of this application help to improve data transmission reliability.
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公开(公告)号：US20210111819A1
公开(公告)日：2021-04-15
申请号：US17079063
申请日：2020-10-23
Applicant: Huawei Technologies Co., Ltd.
Inventor： Bingzhao Li , Wei Quan , Jian Zhang , Xiaodong Yang , Jinhua Miao
IPC: H04B17/318 , H04W24/10 , H04W16/14 , H04W48/16
Abstract: A user equipment obtains configuration information used to detect a received signal strength indicator (RSSI) value of a signal on an unlicensed frequency, samples the signal on the unlicensed frequency at a sampling interval included in the configuration information to obtain RSSI values of the signal on the unlicensed frequency sampled at sampling moments. The user equipment determines statistics on the RSSI values of the signal on the unlicensed frequency within a statistical window, obtains an RSSI value statistical result of the signal on the unlicensed frequency based on the statistics, and reports the RSSI value statistical result to a base station.
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179.发明授权公开(公告)号：US10979960B2
公开(公告)日：2021-04-13
申请号：US16245029
申请日：2019-01-10
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
IPC: G08C17/00 , H04W40/10 , H04W36/16 , H04W76/14 , H04W36/00 , H04W36/30 , H04W36/38 , H04W52/02 , H04W84/18
Abstract: A network device communicates with a first terminal device by using a first communication link, the first terminal device communicates with at least one second terminal device by using at least one second communication link the network device receives a measurement report sent by the first terminal device, where the measurement report includes at least one piece of measurement data; and sends to the first terminal device, indication information of a communication link change policy determined based on the at least one piece of measurement data, where the indication information is used to instruct the first terminal device to perform change processing on a communication link based on the communication link change policy, where the communication link includes at least one of the first communication link or the second communication link.
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公开(公告)号：US10966177B2
公开(公告)日：2021-03-30
申请号：US16272558
申请日：2019-02-11
Applicant: Huawei Technologies Co., Ltd.
Inventor： Bingzhao Li , Wei Quan , Jian Zhang , Xiaodong Yang
Abstract: Embodiments of this application provide a communication method including: determining, by a terminal device in a first state, that a paging area of the terminal device is changed; sending, by the terminal device, a first message to a first access network device, where the first message is used to notify the first access network device that the paging area of the terminal device is changed; receiving, by the terminal device, a second message sent by the first access network device based on the first message; determining, by the terminal device based on the second message, a to-be-entered state of the terminal device; and when the terminal device determines that the terminal device needs to be in a second state, entering, by the terminal device, the second state based on a stored connection context information.
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