Xuewen Li

Person

Cary, NC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Configuration of shared trunk groups in an IP telephony network
- Patent number 10,182,159
- Issue date Jan 15, 2019
- Genband US LLC
- James D. Hopson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems, methods, and computer program products for providing calle...
- Patent number 9,591,139
- Issue date Mar 7, 2017
- Genband US LLC
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loop condition prevention at internetwork interface boundary
- Patent number 8,934,481
- Issue date Jan 13, 2015
- Genband US LLC
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loop condition prevention at internetwork interface boundary
- Patent number 8,654,759
- Issue date Feb 18, 2014
- Genband US LLC
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Techniques for implementing logical trunk groups with session initi...
- Patent number 7,995,561
- Issue date Aug 9, 2011
- Nortel Networks Limited
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for processing calls in a packet network using...
- Patent number 7,801,157
- Issue date Sep 21, 2010
- Nortel Networks Limited
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiple appearance directory number support across packet- and cir...
- Patent number 6,961,332
- Issue date Nov 1, 2005
- Nortel Networks Limited
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network gatekeeper prioritizing method and system
- Patent number 6,907,462
- Issue date Jun 14, 2005
- Nortel Networks Limited
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for interworking between internet protocol (IP...
- Patent number 6,885,658
- Issue date Apr 26, 2005
- Nortel Networks Limited
- David P. Ress
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Managing calls over a data network
- Patent number 6,798,786
- Issue date Sep 28, 2004
- Nortel Networks Limited
- Wing F. Lo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for processing calls in a packet network using...
- Patent number 6,775,277
- Issue date Aug 10, 2004
- Nortel Networks Limited
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network resource conservation system
- Patent number 6,636,508
- Issue date Oct 21, 2003
- Nortel Networks Limted
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for controlling network gatekeeper message proc...
- Patent number 6,591,301
- Issue date Jul 8, 2003
- Nortel Networks Limited
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CONFIGURATION OF SHARED TRUNK GROUPS IN AN IP TELEPHONY NETWORK
- Publication number 20170085596
- Publication date Mar 23, 2017
- GENBAND US LLC
- James D. Hopson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING CALLE...
- Publication number 20150304499
- Publication date Oct 22, 2015
- GENBAND US LLC
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOOP CONDITION PREVENTION AT INTERNETWORK INTERFACE BOUNDARY
- Publication number 20140160993
- Publication date Jun 12, 2014
- GENBAND US LLC
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOOP CONDITION PREVENTION AT INTERNETWORK INTERFACE BOUNDARY
- Publication number 20110228766
- Publication date Sep 22, 2011
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TECHNIQUES FOR IMPLEMENTING LOGICAL TRUNK GROUPS WITH SESSION INITI...
- Publication number 20080137649
- Publication date Jun 12, 2008
- Nortel Networks Limited
- Xuewen LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods and systems for processing calls in a packet network using...
- Publication number 20050008005
- Publication date Jan 13, 2005
- Nortel Networks Limited
- Xuewen Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Configuration of shared trunk groups in an IP telephony network

Systems, methods, and computer program products for providing calle...

Loop condition prevention at internetwork interface boundary

Loop condition prevention at internetwork interface boundary

Techniques for implementing logical trunk groups with session initi...

Methods and systems for processing calls in a packet network using...

Multiple appearance directory number support across packet- and cir...

Network gatekeeper prioritizing method and system

Method and apparatus for interworking between internet protocol (IP...

Managing calls over a data network

Methods and systems for processing calls in a packet network using...

Network resource conservation system

Methods and systems for controlling network gatekeeper message proc...

Patents Applicationslast 30 patents

CONFIGURATION OF SHARED TRUNK GROUPS IN AN IP TELEPHONY NETWORK

SYSTEMS, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING CALLE...

LOOP CONDITION PREVENTION AT INTERNETWORK INTERFACE BOUNDARY

LOOP CONDITION PREVENTION AT INTERNETWORK INTERFACE BOUNDARY

TECHNIQUES FOR IMPLEMENTING LOGICAL TRUNK GROUPS WITH SESSION INITI...

Methods and systems for processing calls in a packet network using...