公开(公告)号：US20190294490A1

公开(公告)日：2019-09-26

申请号：US16344565

申请日：2016-10-25

Applicant: Huawei Technologies Co., Ltd.

Inventor： Liang Zhang ,  Dechun Qi ,  Xiaoyan Zhou ,  Zhiqiang Li ,  Liang Yu ,  Dengzhou Xia ,  Chunhua Hu ,  Zhongsheng Yan

IPC: G06F11/07 ,  G06F9/445 ,  G06F9/4401 ,  G06F11/00

Abstract: Embodiments provide a recovery method for a terminal device startup failure and a terminal device. The method includes: determining that a failure indication event occurs in a startup process, where the failure indication event is used to indicate a startup failure; determining at least one recovery policy based on a type of the failure indication event and/or a cause of the failure indication event; and performing startup recovery based on the at least one recovery policy.

公开(公告)号：US20250106308A1

公开(公告)日：2025-03-27

申请号：US18972359

申请日：2024-12-06

Applicant: Huawei Technologies Co., Ltd.

Inventor： Chao Sun ,  Jian Cheng ,  Liang Zhang ,  Hongbin Ciu

IPC: H04L69/04

Abstract: A data processing method and a control device, applied to the field of communication technologies, wherein the control device separately obtains a plurality of local compression parameters from a plurality of network devices, and generates a global compression parameter based on the plurality of local compression parameters, where the global compression parameter is for compression and decompression. The plurality of local compression parameters are obtained by the corresponding network devices based on processed data.

公开(公告)号：US11968422B2

公开(公告)日：2024-04-23

申请号：US16695652

申请日：2019-11-26

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yanfang Zhang ,  Jian Cheng ,  Yan Bai ,  Liang Zhang

IPC: H04N21/234 ,  H04L1/00 ,  H04L1/08 ,  H04L43/0829 ,  H04N21/2343 ,  H04N21/236 ,  H04N21/2365 ,  H04N21/238 ,  H04N21/24 ,  H04N21/434 ,  H04N21/438 ,  H04N21/44 ,  H04N21/442 ,  H04N21/4425 ,  H04N21/6375 ,  H04N21/643 ,  H04N21/647

CPC classification number: H04N21/44209 ,  H04L1/0045 ,  H04L1/08 ,  H04L43/0829 ,  H04N21/44 ,  H04N21/64322

Abstract: A fault detection method includes: obtaining a video quality parameter of a monitored video stream, where the video quality parameter is determined according to a packet loss recovery method of the monitored video stream, the video quality parameter includes an effective packet loss factor, and the effective packet loss factor is used to indicate effectiveness of network packet loss recovery performed by using the packet loss recovery method of the monitored video stream; and performing fault detection based on the video quality parameter of the monitored video stream.

公开(公告)号：US20230261948A1

公开(公告)日：2023-08-17

申请号：US18305115

申请日：2023-04-21

Applicant: Huawei Technologies Co., Ltd.

Inventor： Weiwang Xu ,  Li Xue ,  Haonan Ye ,  Jian Cheng ,  Liang Zhang

IPC: H04L41/147 ,  H04L61/5007 ,  H04L43/04

CPC classification number: H04L41/147 ,  H04L61/5007 ,  H04L43/04 ,  H04L2101/668

Abstract: A device identification method, apparatus, and system are provided. A management device or a collection device first determines a network traffic feature of a to-be-identified device based on a first dataset. The first dataset includes a plurality of pieces of first data, and each piece of first data includes a data amount of a data packet that is of the to-be-identified device and that is collected within one first periodicity. Then, the management device or the collection device determines a device type of the to-be-identified device based on a device identification model and the network traffic feature of the to-be-identified device.

公开(公告)号：US20220210069A1

公开(公告)日：2022-06-30

申请号：US17696140

申请日：2022-03-16

Applicant: Huawei Technologies Co., Ltd.

Inventor： Xitong Jia ,  Weiqing Kong ,  Hewen Zheng ,  Liang Zhang

IPC: H04L47/11 ,  H04L47/12 ,  H04L43/16 ,  H04L41/0823

Abstract: A network congestion processing method includes performing Explicit Congestion Notification (ECN) marking on a packet using first ECN configuration information, obtaining first network status information indicating a network status when the first ECN configuration information is used; determining second ECN configuration information based on the first ECN configuration information and the first network status information; and performing ECN marking on the packet using the second ECN configuration information.

公开(公告)号：US20220200906A1

公开(公告)日：2022-06-23

申请号：US17695540

申请日：2022-03-15

Applicant: Huawei Technologies Co., Ltd.

Inventor： Haonan Ye ,  Huafeng Wen ,  Liang Zhang ,  Ke Meng

IPC: H04L47/11 ,  H04L47/127 ,  H04L43/062 ,  H04L41/14

Abstract: A network congestion handling method includes obtaining network status information; determining, based on the network status information and an Explicit Congestion Notification (ECN) optimization model, a reference probability corresponding to recommended ECN configuration information; determining destination ECN configuration information based on the reference probability; and performing ECN marking on a packet by using the destination ECN configuration information.

公开(公告)号：US11368370B2

公开(公告)日：2022-06-21

申请号：US17240775

申请日：2021-04-26

Applicant: Huawei Technologies Co., Ltd.

Inventor： Liya Zhang ,  Liang Zhang ,  Jian Wu

IPC: H04L41/0893 ,  H04L12/46 ,  H04L41/5003 ,  H04L41/044 ,  H04L41/5041 ,  H04L41/5054 ,  H04L45/64 ,  H04L45/00 ,  H04L45/02 ,  H04L41/50

Abstract: This application belongs to the field of service orchestration and discloses a service orchestration method and apparatus, and a service provisioning method and apparatus. The method includes: obtaining a service template; obtaining a service identity, a service attribute, and a service policy that are entered by an operator and a default service parameter; filling in the options of the service template with the service attribute and the service policy that are entered by the operator and the default service parameter; associating the service template that is filled in with the service identity; and storing the service template that is associated with the service identity in a service type library, and publishing the service template to the user.

公开(公告)号：US11018940B2

公开(公告)日：2021-05-25

申请号：US16103290

申请日：2018-08-14

Applicant: Huawei Technologies Co., Ltd.

Inventor： Liya Zhang ,  Liang Zhang ,  Jian Wu

IPC: H04L12/24 ,  H04L12/46 ,  H04L12/715 ,  H04L12/721

Abstract: This application belongs to the field of service orchestration and discloses a service orchestration method and apparatus, and a service provisioning method and apparatus. The method includes: obtaining a service template; obtaining a service identity, a service attribute, and a service policy that are entered by an operator and a default service parameter; substituting the options of the service template with the service attribute and the service policy that are entered by the operator and the default service parameter; associating the service template that is filled in with the service identity; and storing the service template that is associated with the service identity in a service type library, and publishing the service template to the user.

公开(公告)号：US10979293B2

公开(公告)日：2021-04-13

申请号：US16697135

申请日：2019-11-26

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yuming Xie ,  Liang Zhang ,  Jun Wu ,  Fan Yang

IPC: H04L12/24 ,  G06F9/455 ,  H04L12/741 ,  H04L29/12

Abstract: A service deployment method and a network functions acceleration platform are provided. The method includes: when an FPGA is powered on, loading, by the FPGA, an FPGA framework file, so that the FPGA includes M partial reconfigurable PR areas, a configuration module, and a data flow forwarding module; when receiving a service configuration instruction, generating, by a physical machine, a VM, and selecting at least one PR area from the M PR areas to establish a correspondence with the VM; performing, by a configuration module, service resource configuration on the selected PR area according to a PR configuration resource, so that the selected PR area has a service processing capability; adding, by the configuration module, a forwarding entry corresponding to the PR area in a forwarding flow table, so that the data flow forwarding module forwards a received network packet to the corresponding PR area.

公开(公告)号：US10608742B2

公开(公告)日：2020-03-31

申请号：US16287920

申请日：2019-02-27

Applicant: Huawei Technologies Co., Ltd.

Inventor： Tianjian Zuo ,  Liang Zhang ,  Enbo Zhou

IPC: H04B10/04 ,  H04B10/25 ,  H04L27/26 ,  H04B10/54 ,  H04B10/524

Abstract: Embodiments of the present disclosure disclose a signal modulation and demodulation method and system, and an apparatus, to eliminate SSBI generated in a modulation and demodulation method. The method includes: performing, by a transmit end, PAM encoding on an input signal to obtain a PAM signal; electrically modulating, by the transmit end, the PAM signal by using a first filter; converting, by the transmit end, the electrically modulated PAM signal into an analog signal; optically modulating, by the transmit end, the analog signal by using an electro-optic modulator to obtain an optical signal, and sending the optical signal. Another method includes receiving, by a receive end, the optical signal, and converting the optical signal into an electrical signal; electrically demodulating, by the receive end, the electrical signal by using a second filter; and performing PAM decoding, by the receive end, the electrically demodulated electrical signal to obtain a restored input signal.