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公开(公告)号：US20180041379A1
公开(公告)日：2018-02-08
申请号：US15783403
申请日：2017-10-13
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
CPC classification number: H04L41/0654 , H04L5/0053 , H04L12/6418 , H04L43/08
Abstract: In the field of network communications, a protection method for a multi-domain network, wherein the multi-domain network comprises a first domain and a second domain and the two domains are interconnected by node B and C, includes: after failure of a first link between the two nodes is detected, node C disconnects a first protection path with the first domain, connects a first sub-path of the first protection path and a path that is within a second domain to form a new protection path for bearing a service across the multi-domain network, and sending, on the first sub-path, a first failure monitoring message that carries first maintenance information to node A, where the first maintenance information is the same as second maintenance information carried in a second failure monitoring message; the second failure monitoring message is a message that is sent on the first protection path by node B to node A and is used to monitor a failure of the first protection path.
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公开(公告)号：US20160036622A1
公开(公告)日：2016-02-04
申请号：US14882219
申请日：2015-10-13
Applicant: Huawei Technologies Co., Ltd.
IPC: H04L12/24 , H04L12/707
CPC classification number: H04L41/0654 , H04L41/0663 , H04L45/04 , H04L45/22 , H04L45/28
Abstract: Embodiments of the present invention provide a protection switching method, network node, and system, where a communication method includes: when a first transport entity changes from a standby state to an active state, determining that in a second protected domain, there is only a protection transport entity that is connected to the first boundary node; switching a service to a first protection transport entity; and sending a first automatic protection switching APS message that carries a request of triggering inter-domain protection switching. By using the protection switching method, network node, and system that are provided by the embodiments of the present invention, end-to-end protection switching may be implemented, which enhances robustness of a protection network.
Abstract translation: 本发明的实施例提供一种保护切换方法，网络节点和系统，其中通信方法包括：当第一传输实体从备用状态改变为活动状态时，确定在第二受保护域中仅存在 连接到第一边界节点的保护传输实体; 将服务切换到第一保护传输实体; 并发送携带触发域间保护倒换请求的第一个自动保护倒换APS消息。 通过使用由本发明的实施例提供的保护切换方法，网络节点和系统，可以实现端到端保护倒换，这增强了保护网络的鲁棒性。
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公开(公告)号：US20140233436A1
公开(公告)日：2014-08-21
申请号：US14260912
申请日：2014-04-24
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Hao LONG
IPC: H04L5/14
CPC classification number: H04L5/14 , H04B1/123 , H04B1/525 , H04B7/0617 , H04B7/086
Abstract: An embodiment of the present invention discloses a full-duplex communication apparatus, including at least one transmit antenna and at least one signal synthesizing apparatus, where the signal synthesizing apparatus is connected to at least two receive antennas, the at least one transmit antenna is configured to transmit a first transmit signal, the at least two receive antennas are configured to separately receive the first transmit signal, and the signal synthesizing apparatus is configured to receive the first transmit signal from the at least two receive antennas, where a phase difference exists between the received first transmit signals, and synthesize the received first transmit signals, where strength of the synthesized first transmit signal is lower than strength of at least one of the first transmit signals received by the signal synthesizing apparatus.
Abstract translation: 本发明的实施例公开了一种全双工通信装置，包括至少一个发射天线和至少一个信号合成装置，其中信号合成装置连接到至少两个接收天线，所述至少一个发射天线被配置 为了发送第一发送信号，所述至少两个接收天线被配置为分别接收第一发送信号，并且信号合成装置被配置为从至少两个接收天线接收第一发射信号，其中存在第二发射信号之间的相位差， 接收到的第一发送信号，并且合成所接收的第一发送信号，其中合成的第一发送信号的强度低于由信号合成装置接收的至少一个第一发送信号的强度。
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公开(公告)号：US20130286818A1
公开(公告)日：2013-10-31
申请号：US13892796
申请日：2013-05-13
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Hao LONG , Rong XIE , Xiaojun SHEN
IPC: H04L12/24
CPC classification number: H04L41/0654 , H04L12/437 , H04L41/0663
Abstract: Embodiments of the present disclosure provide an Ethernet ring protection switching method, network device and system. In the embodiments of the present disclosure, a node obtains bandwidth information of a first link on an Ethernet ring on which the node is located, and determines that bandwidth of the first link changes, where there is at least one Ethernet ring protection instance on the Ethernet ring, and then the node determines ports of the node, where the at least one Ethernet ring protection instance passes through the ports, so that the node can query pre-configured correspondence between bandwidth information and switching information of each link on the Ethernet ring, and execute, through the ports of the node, a switching operation corresponding to the bandwidth information of the first link.
Abstract translation: 本公开的实施例提供了一种以太网环保护交换方法，网络设备和系统。 在本公开的实施例中，节点获取节点所在的以太网环上的第一链路的带宽信息，并确定第一链路的带宽改变，其中，在该环路上存在至少一个以太网环保护实例 以太网环，然后节点确定节点的端口，其中至少一个以太网环保护实例通过端口，以便节点可以查询以太网环上每个链路的带宽信息和交换信息之间的预先配置的对应关系 并且通过节点的端口执行与第一链路的带宽信息相对应的切换操作。
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公开(公告)号：US20170339019A1
公开(公告)日：2017-11-23
申请号：US15673259
申请日：2017-08-09
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yanxing LUO , Hao LONG , Min YAN
IPC: H04L12/24 , H04L12/723 , H04L12/913 , H04L12/911
CPC classification number: H04L41/0896 , H04L41/12 , H04L45/507 , H04L47/724 , H04L47/825
Abstract: The present invention discloses a method for advertising link bandwidth information, comprising: sending a link state advertisement (LSA) message comprising bandwidth information of a link to a plurality of network nodes in a network, wherein the bandwidth information comprises a plurality of link bandwidths and availabilities corresponding to the plurality of link bandwidths respectively, wherein each availability is a time scale that the corresponding link bandwidth is ensured.
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Patent Agency Ranking
公开(公告)号：US20170162945A1
公开(公告)日：2017-06-08
申请号：US15432687
申请日：2017-02-14
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hao LONG , Fusheng TANG , Zhuo ZENG , Yanxing LUO
Abstract: A beam scanning antenna, a microwave system, and a beam alignment method are disclosed. The method includes: instructing, by a switching control module, a feed switching module to enable each feed in a multi-feed antenna, so that the feeds separately perform signal quality detection, where the multi-feed antenna includes an aperture unit and at least two feeds, where the feeds are configured to radiate an electromagnetic wave signal, the feed switching module includes multiple switches, and each feed is respectively connected to one switch in the feed switching module; acquiring, by the switching control module, a result of the signal quality detection performed by each feed; and selecting, by the switching control module according to the result of the signal quality detection, one feed having the best signal quality as a working feed.
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公开(公告)号：US20200235485A1
公开(公告)日：2020-07-23
申请号：US16843744
申请日：2020-04-08
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yanxing LUO , Hao LONG , Fusheng TANG , Zhuo ZENG
Abstract: Embodiments of the present disclosure provide a reflector antenna and an antenna alignment method. The reflector antenna includes: a feed array, including N feeds, where N is an integer greater than 1; a reflector, configured to: reflect a signal from the feed array or reflect a signal to the feed array; and M radio frequency channels, where the radio frequency channel includes at least one of an adjustable gain amplifier or a phase shifter, configured to control a signal, M is an integer greater than 1 and less than N, each radio frequency channel corresponds to one of the N feeds, a correspondence between the radio frequency channel and the feed is changeable, and the radio frequency channel transmits or receives a signal by using a corresponding feed.
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公开(公告)号：US20180248269A1
公开(公告)日：2018-08-30
申请号：US15962769
申请日：2018-04-25
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yanxing LUO , Hao LONG , Fusheng TANG , Zhuo ZENG
IPC: H01Q19/17
CPC classification number: H01Q19/17 , H01Q3/2605 , H01Q3/2658 , H01Q21/0025
Abstract: Embodiments of the present disclosure provide a reflector antenna and an antenna alignment method. The reflector antenna includes: a feed array, including N feeds, where N is an integer greater than 1; a reflector, configured to: reflect a signal from the feed array or reflect a signal to the feed array; and M radio frequency channels, where the radio frequency channel includes at least one of an adjustable gain amplifier or a phase shifter, configured to control a signal, M is an integer greater than 1 and less than N, each radio frequency channel corresponds to one of the N feeds, a correspondence between the radio frequency channel and the feed is changeable, and the radio frequency channel transmits or receives a signal by using a corresponding feed.
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公开(公告)号：US20130329602A1
公开(公告)日：2013-12-12
申请号：US13967016
申请日：2013-08-14
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yanxing LUO , Hao LONG , Min YAN
IPC: H04L12/24
CPC classification number: H04L41/0896 , H04L41/12 , H04L45/507 , H04L47/724 , H04L47/825
Abstract: A method, node device, and system are disclosed for establishing a label switched path, which belong to the field of communications technologies. The method includes: receiving a connection establishment request message sent by a source node to a sink node, where the connection establishment request message carries bandwidth request information corresponding to different conditions, and each of the bandwidth request information corresponds to one condition; and reserving, according to the bandwidth request information corresponding to the different conditions, a corresponding bandwidth resource in subsidiary remaining bandwidth corresponding to the different conditions on a local link, thereby establishing a connection between the source node and the sink node.
Abstract translation: 公开了一种用于建立属于通信技术领域的标签交换路径的方法，节点设备和系统。 该方法包括：接收由源节点发送到汇聚节点的连接建立请求消息，其中连接建立请求消息携带与不同条件对应的带宽请求信息，并且每个带宽请求信息对应于一个条件; 并根据与不同条件对应的带宽请求信息，预留与本地链路上的不同条件对应的辅助剩余带宽中的对应带宽资源，从而建立源节点与汇聚节点之间的连接。
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公开(公告)号：US20170338865A1
公开(公告)日：2017-11-23
申请号：US15668602
申请日：2017-08-03
Applicant: Huawei Technologies Co., Ltd.
Inventor： Zihuan CHEN , Kun LI , Hao LONG
IPC: H04B7/0408 , H04B1/10 , H04B7/08 , H04W56/00
CPC classification number: H04B7/0408 , H04B1/1081 , H04B7/086 , H04B7/0885 , H04B7/0897 , H04B7/26 , H04W56/005
Abstract: A signal processing method and a related device are provided. The signal processing method includes: determining that there are N directions for received signals corresponding to a same signal source; configuring beam directions of an antenna as the N directions; estimating delays of the N received signals received by using the antenna, and separately performing, by using the estimated delays of the N received signals, delay compensation on the N received signals to obtain N received signals obtained after delay compensation, where the N received signals are in a one-to-one correspondence with the N directions, and N is an integer greater than 1; and performing combining processing on the N received signals obtained after delay compensation. The technical solutions in embodiments of the present invention help increase a signal reception gain in a multipath scenario.
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