Dahai Xu

Person

Livingston, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for providing a route recommendation
- Patent number 9,264,344
- Issue date Feb 16, 2016
- AT&T Intellectual Property I, L.P.
- Guangzhi Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for providing a route recommendation
- Patent number 8,989,018
- Issue date Mar 24, 2015
- AT&T Intellectual Property I, L.P.
- Guangzhi Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reachability matrices spanning multiple domains in an optical network
- Patent number 8,897,641
- Issue date Nov 25, 2014
- AT&T Intellectual Property I, L.P.
- Robert Doverspike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of simple and efficient failure resilient load balancing
- Patent number 8,611,232
- Issue date Dec 17, 2013
- AT&T Intellectual Property I, L.P.
- Dahai Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Physically-diverse routing in heterogeneous optical networks
- Patent number 8,515,280
- Issue date Aug 20, 2013
- AT&T Intellectual Property I, L.P.
- Guangzhi Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reachability matrices spanning multiple domains in an optical network
- Patent number 8,452,176
- Issue date May 28, 2013
- AT&T Intellectual Property I, L.P.
- Robert Doverspike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of simple and efficient failure resilient load balancing
- Patent number 8,422,379
- Issue date Apr 16, 2013
- AT&T Intellectual Property I, L.P.
- Dahai Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for providing redundancy for an access network
- Patent number 7,944,856
- Issue date May 17, 2011
- AT&T Intellectual Property I, L.P.
- Dahai Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR PROVIDING A ROUTE RECOMMENDATION
- Publication number 20150195186
- Publication date Jul 9, 2015
- AT&T INTELLECTUAL PROPERTY I, L.P.
- GUANGZHI LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reachability Matrices Spanning Multiple Domains in an Optical Network
- Publication number 20130236176
- Publication date Sep 12, 2013
- AT&T INTELLECTUAL PROPERTY I, L.P.
- Robert Doverspike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method Of Simple And Efficient Failure Resilient Load Balancing
- Publication number 20130182561
- Publication date Jul 18, 2013
- AT&T INTELLECTUAL PROPERTY I, L.P.
- Dahai Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reachability Matrices Spanning Multiple Domains in an Optical Network
- Publication number 20120213520
- Publication date Aug 23, 2012
- AT&T INTELLECTUAL PROPERTY I LP
- Robert Doverspike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR PROVIDING A ROUTE RECOMMENDATION
- Publication number 20120087665
- Publication date Apr 12, 2012
- GUANGZHI LI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of simple and efficient failure resilient load balancing
- Publication number 20110141877
- Publication date Jun 16, 2011
- Dahai Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR PROVIDING REDUNDANCY FOR AN ACCESS NETWORK
- Publication number 20100157847
- Publication date Jun 24, 2010
- Dahai Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Method and apparatus for providing a route recommendation

Method and apparatus for providing a route recommendation

Reachability matrices spanning multiple domains in an optical network

Method of simple and efficient failure resilient load balancing

Physically-diverse routing in heterogeneous optical networks

Reachability matrices spanning multiple domains in an optical network

Method of simple and efficient failure resilient load balancing

Method and apparatus for providing redundancy for an access network

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR PROVIDING A ROUTE RECOMMENDATION

Reachability Matrices Spanning Multiple Domains in an Optical Network

Method Of Simple And Efficient Failure Resilient Load Balancing

Reachability Matrices Spanning Multiple Domains in an Optical Network

METHOD AND APPARATUS FOR PROVIDING A ROUTE RECOMMENDATION

Method of simple and efficient failure resilient load balancing

METHOD AND APPARATUS FOR PROVIDING REDUNDANCY FOR AN ACCESS NETWORK