Inventor
WU YIZHUANG
CN73 patents
Patents
50 patentsUS12256005B2Mar 18, 2025
Communication system, method, and apparatus
HUAWEI TECH CO LTD2 citations75
US12041135B2Jul 16, 2024
Session establishment method and apparatus
HUAWEI TECH CO LTD4 citations75
US11895083B2Feb 6, 2024
Address obtaining method and an address obtaining apparatus
HUAWEI TECH CO LTD3 citations75
US12273445B2Apr 8, 2025
Key management method, device, and system
HUAWEI TECH CO LTD2 citations74
US12063595B2Aug 13, 2024
Network node selection method and apparatus
HUAWEI TECH CO LTD2 citations73
US11991778B2May 21, 2024
Data processing method and apparatus to associate data of a terminal distributed on different network elements
HUAWEI TECH CO LTD2 citations73
US11647124B2May 9, 2023
Method, apparatus, and system for configuring policy for UE
HUAWEI TECH CO LTD3 citations73
US11523268B2Dec 6, 2022
Communications method and apparatus
HUAWEI TECH CO LTD2 citations73
US11516310B2Nov 29, 2022
Method and apparatus for invoking application programming interface
HUAWEI TECH CO LTD3 citations73
US11252583B2Feb 15, 2022
Communication method, related device, and system
HUAWEI TECH CO LTD2 citations73
US11178576B2Nov 16, 2021
Parameter conversions between an evolved packet system network and a 5G network
HUAWEI TECH CO LTD2 citations73
US11115802B2Sep 7, 2021
Data processing method and system to associate data of a terminal distributed on different network elements
HUAWEI TECH CO LTD4 citations73
US11026080B2Jun 1, 2021
Policy control function determining method, apparatus, and system
HUAWEI TECH CO LTD5 citations73
US10834541B2Nov 10, 2020
Method for setting MCPTT group, device, and system
HUAWEI TECH CO LTD2 citations73
US10798082B2Oct 6, 2020
Network authentication triggering method and related device
HUAWEI TECH CO LTD2 citations73
US10772004B2Sep 8, 2020
QOS control method and device
HUAWEI TECH CO LTD2 citations73
US11172521B2Nov 9, 2021
System and method for management of session information in data communication network
HUAWEI TECH CO LTD2 citations72
US12207344B2Jan 21, 2025
Communications method and apparatus
HUAWEI TECH CO LTD1 citations64
US12273706B2Apr 8, 2025
Method, system, and apparatus for determining user plane security algorithm
HUAWEI TECH CO LTD1 citations63
US12262273B2Mar 25, 2025
Method and apparatus for controlling disorder of downlink data
HUAWEI TECH CO LTD0 citations63
US12096282B2Sep 17, 2024
QoS flow control method and apparatus
HUAWEI TECH CO LTD1 citations63
US11997543B2May 28, 2024
Communication method, network element, terminal apparatus, and system
HUAWEI TECH CO LTD0 citations63
US11910244B2Feb 20, 2024
Method and apparatus for controlling disorder of downlink data
HUAWEI TECH CO LTD0 citations63
US11576083B2Feb 7, 2023
QoS flow control method and apparatus
HUAWEI TECH CO LTD1 citations63
US11558783B2Jan 17, 2023
Communication method, network element, terminal apparatus, and system
HUAWEI TECH CO LTD1 citations63
US11546771B2Jan 3, 2023
Communication method, communications apparatus, and system
HUAWEI TECH CO LTD0 citations63
US11510030B2Nov 22, 2022
Method for setting MCPTT group, device, and system
HUAWEI TECH CO LTD0 citations63
US11089468B2Aug 10, 2021
Location area management method, control plane node, and user equipment
HUAWEI TECH CO LTD0 citations63
US10999729B2May 4, 2021
Discovery method and device
HUAWEI TECH CO LTD0 citations63
US12581309B2Mar 17, 2026
Slice service verification method and apparatus
HUAWEI TECH CO LTD0 citations62
US12556612B2Feb 17, 2026
Session establishment method and apparatus
HUAWEI TECH CO LTD0 citations62
US12549980B2Feb 10, 2026
Data processing method and apparatus, and system
HUAWEI TECH CO LTD0 citations62
US12526627B2Jan 13, 2026
Authentication and authorization method and apparatus
HUAWEI TECH CO LTD0 citations62
US12375889B2Jul 29, 2025
Communication method, device, and system for obtaining data corresponding to a group to which a terminal device belongs
HUAWEI TECH CO LTD0 citations62
US12302168B2May 13, 2025
QoS control method and device
HUAWEI TECH CO LTD0 citations62
US12238154B2Feb 25, 2025
Multicast session establishment method and network device
HUAWEI TECH CO LTD0 citations62
US12231946B2Feb 18, 2025
Communications method and apparatus
HUAWEI TECH CO LTD0 citations62
US11968565B2Apr 23, 2024
User plane information reporting method and apparatus
HUAWEI TECH CO LTD1 citations62
USRE49790EJan 2, 2024
Method for reporting location information of user equipment, and apparatus
HUAWEI TECH CO LTD0 citations62
USRE49729ENov 14, 2023
Session information management method and apparatus
HUAWEI TECH CO LTD0 citations62
US11617063B2Mar 28, 2023
Method, apparatus, and system for changing association relationship between MCPTT user and MCPTT group
HUAWEI TECH CO LTD0 citations62
US11337040B2May 17, 2022
Broadcast bearer management method and device thereof
HUAWEI TECH CO LTD0 citations62
US11259207B2Feb 22, 2022
QoS control method and device
HUAWEI TECH CO LTD0 citations62
US11122458B2Sep 14, 2021
Data transmission method and apparatus in a radio system
HUAWEI TECH CO LTD1 citations62
US11032872B2Jun 8, 2021
Apparatus and method for deleting session context
HUAWEI TECH CO LTD0 citations62
US10952036B2Mar 16, 2021
Method for regrouping multiple groups and device
HUAWEI TECH CO LTD0 citations62
US10757542B2Aug 25, 2020
Broadcast bearer management method and device thereof
HUAWEI TECH CO LTD1 citations62
US12406059B2Sep 2, 2025
Communication method, apparatus, and system
HUAWEI TECH CO LTD0 citations61
US12543037B2Feb 3, 2026
Method for obtaining identifier of terminal device, apparatus, and system
HUAWEI TECH CO LTD0 citations52
US12513527B2Dec 30, 2025
User plane security enforcement information determining method, apparatus, and system
HUAWEI TECH CO LTD0 citations52
Showing the top 50 of 73 patents by PatentIndex Score.