Inventor
DU ZHIQIANG
CN31 patents
⚠️ This page may combine multiple inventors who share the name “DU ZHIQIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA IWNCOMM CO LTD
14 patentsUS11363010B2Jun 14, 2022
Method and device for managing digital certificate
CHINA IWNCOMM CO LTD2 citations71
US10439801B2Oct 8, 2019
Entity authentication method and device based on pre-shared key
CHINA IWNCOMM CO LTD3 citations70
US10389702B2Aug 20, 2019
Entity authentication method and device with Elliptic Curve Diffie Hellman (ECDH) key exchange capability
CHINA IWNCOMM CO LTD2 citations62
US10291614B2May 14, 2019
Method, device, and system for identity authentication
CHINA IWNCOMM CO LTD2 citations62
US12156028B2Nov 26, 2024
Wireless network switching method and device
CHINA IWNCOMM CO LTD0 citations50
US11323433B2May 3, 2022
Digital credential management method and device
CHINA IWNCOMM CO LTD0 citations50
US9716707B2Jul 25, 2017
Mutual authentication with anonymity
CHINA IWNCOMM CO LTD0 citations42
US10681045B2Jun 9, 2020
Multi-TTP-based method and device for verifying validity of identity of entity
CHINA IWNCOMM CO LTD0 citations41
US10652029B2May 12, 2020
Multi-TTP-based method and device for verifying validity of identity of entity
CHINA IWNCOMM CO LTD0 citations41
US10615978B2Apr 7, 2020
Multi-TTP-based method and device for verifying validity of identity of entity
CHINA IWNCOMM CO LTD0 citations41
US9860070B2Jan 2, 2018
Entity identification method, apparatus and system
CHINA IWNCOMM CO LTD0 citations41
US9350721B2May 24, 2016
Air interface security method and device
CHINA IWNCOMM CO LTD0 citations41
US10812480B2Oct 20, 2020
Method and device for verifying validity of identity of entity
CHINA IWNCOMM CO LTD0 citations40
US10554431B2Feb 4, 2020
Method for device having WLAN function to access network and device for implementing method
CHINA IWNCOMM CO LTD0 citations39
DU ZHIQIANG
10 patentsUS8913751B2Dec 16, 2014
Key management and node authentication method for sensor network
DU ZHIQIANG16 citations83
US8571223B2Oct 29, 2013
Method for combining authentication and secret keys management mechanism in a sensor network
DU ZHIQIANG16 citations83
US9325694B2Apr 26, 2016
Anonymous entity authentication method and system
DU ZHIQIANG9 citations81
US9450756B2Sep 20, 2016
Method and system for authenticating entity based on symmetric encryption algorithm
DU ZHIQIANG2 citations62
US9225728B2Dec 29, 2015
Method and device for anonymous entity identification
DU ZHIQIANG3 citations62
US8819778B2Aug 26, 2014
Method and system for switching station in centralized WLAN when WPI is performed by access controller
DU ZHIQIANG3 citations62
US8813199B2Aug 19, 2014
Method for realizing convergent WAPI network architecture with separate MAC mode
DU ZHIQIANG3 citations62
US9038143B2May 19, 2015
Method and system for network access control
DU ZHIQIANG0 citations41
US8750521B2Jun 10, 2014
Method and system for station switching when wireless terminal point completes WPI in convergent WLAN
DU ZHIQIANG0 citations41
US9047449B2Jun 2, 2015
Method and system for entity authentication in resource-limited network
DU ZHIQIANG0 citations40
TIE MANXIA
3 patentsUS8689283B2Apr 1, 2014
Security access control method and system for wired local area network
TIE MANXIA4 citations73
US9264405B2Feb 16, 2016
Switch equipment and data processing method for supporting link layer security transmission
TIE MANXIA0 citations41
US8855018B2Oct 7, 2014
Method for realizing convergent WAPI network architecture with split MAC mode
TIE MANXIA0 citations41