Company Access Details

Short name

HU WEIHUA [CN]

Legal name

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Map to offcial company

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IPR Declaration

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Owned patents

Application Number	Publication Number	Title	Country or Organisation
WO2007CN00287	WO2007085196 A1	REGISTRATION METHOD AND SYSTEM IN IP MULTIMEDIA SUBSYSTEM	WO PCT Patent Cooperation Treaty	View
WO2007CN00276	WO2007087745 A1	A METHOD AND SYSTEM FOR IMPLEMENTING THE DATA ROUTING OF THE ROAMING USER	WO PCT Patent Cooperation Treaty	View
WO2008CN00261	WO2008101392 A1	METHOD FOR TRANSMITTING QOS DURING HANDOVER BETWEEN SYSTEMS AND NETWORK SYSTEM AND DESTINATION NETWORK THEREOF	WO PCT Patent Cooperation Treaty	View
WO2007CN70002	WO2007131455 A1	METHOD, SYSTEM AND APPARATUS FOR REALIZING KEY SYNCHRONIZATION BETWEEN CONTROL PLANE AND USER PLANE	WO PCT Patent Cooperation Treaty	View
WO2009CN70159	WO2009097772 A1	CONTROL METHOD, COMMUNICATION SYSTEM AND RELATIVE DEVICE FOR RESOURCE RELEASE	WO PCT Patent Cooperation Treaty	View
WO2007CN00334	WO2007104216 A1	AN USER DATA ROUTING METHOD AND GATEWAY IN EVOLVED NETWORK	WO PCT Patent Cooperation Treaty	View
WO2008CN00495	WO2008116378 A1	A METHOD AND A RELATIVE DEVICE THEREOF FOR REALIZING BEARER REESTABLISH	WO PCT Patent Cooperation Treaty	View
WO2007CN01959	WO2008000165 A1	METHOD AND SYSTEM FOR DISTRIBUTING KEY IN WIRELESS NETWORK	WO PCT Patent Cooperation Treaty	View
WO2007CN00062	WO2007076729 A1	A HANDOVER METHOD FOR THE MOBILE USER AS WELL AS THE DEVICE AND THE COMMUNICATION SYSTEM AND THE EVOLUTION NETWORK DEVICE	WO PCT Patent Cooperation Treaty	View
WO2009CN74251	WO2010034258 A1	METHOD, DEVICE AND SYSTEM FOR ACCESSING TO PACKET DATA NETWORK	WO PCT Patent Cooperation Treaty	View
US20090479216	US8521163 B2	METHOD, SYSTEM, AND DEVICE FOR USER DETACHMENT WHEN A HANDOVER OR CHANGE OCCURS IN HETEROGENEOUS NETWORK	US (UNITED STATES)	View
US20100704868	US8059679 B2	METHOD AND DEVICE FOR INFORMATION TRANSFER	US (UNITED STATES)	View
WO2008CN71839	WO2009021431 A1	METHOD AND DEVICE FOR INFORMATION TRANSFER	WO PCT Patent Cooperation Treaty	View
WO2008CN71842	WO2009018762 A1	A METHOD, SYSTEM AND DEVICE FOR SEPARATING A USER WHEN THE HETEROGENEOUS NETWORK IS SWITCHED OR CHANGED	WO PCT Patent Cooperation Treaty	View
US20090369431	US8125889 B2	METHOD, SYSTEM AND DEVICE FOR RECOVERING INVALID DOWNLINK DATA TUNNEL BETWEEN NETWORKS	US (UNITED STATES)	View
WO2007CN70475	WO2008019627 A1	A PROCESSING METHOD,SYSTEM AND DEVICE OF INVALIDATION OF DOWNLINK DATA TUNNEL AMONG NETWORKS	WO PCT Patent Cooperation Treaty	View
US201113289535	US9088918 B2	METHOD AND DEVICE FOR INFORMATION TRANSFER	US (UNITED STATES)	View
US201213357366	US8867339 B2	METHOD, SYSTEM AND DEVICE FOR RECOVERING INVALID DOWNLINK DATA TUNNEL BETWEEN NETWORKS	US (UNITED STATES)	View
US201113331154	US2012087345 A1	METHOD AND SYSTEM FOR HANDOVER BETWEEN DIFFERENT TYPES OF ACCESS SYSTEMS	US (UNITED STATES)	View
WO2008CN73464	WO2009117891 A1	A REGISTER METHOD AND EQUIPMENT OF PACKET DATA NETWORK CONNECTION	WO PCT Patent Cooperation Treaty	View

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