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QIU CHAOXIN

US31 patents

Top patents by PatentIndex Score

US8782207B2Jul 15, 2014

System and method to prevent endpoint device recovery flood in NGN

QIU CHAOXIN54 citations98
US8806630B2Aug 12, 2014

Methods and apparatus for intrusion protection in systems that monitor for improper network usage

QIU CHAOXIN22 citations92
US8305932B2Nov 6, 2012

Method and apparatus for growing next generation network using modular design

QIU CHAOXIN22 citations92
US8189568B2May 29, 2012

System and method for location management and emergency support for a voice over internet protocol device

QIU CHAOXIN37 citations92
US8239705B2Aug 7, 2012

Method and apparatus for managing communication services for user endpoint devices

QIU CHAOXIN7 citations84
US8543640B2Sep 24, 2013

Method and apparatus for managing user endpoint devices in a communication network

QIU CHAOXIN11 citations83
US8156219B2Apr 10, 2012

System and method of health monitoring and fault monitoring in a network system

QIU CHAOXIN18 citations83
US9008293B2Apr 14, 2015

Caller ID information to internet protocol television displays

QIU CHAOXIN12 citations81
US9319433B2Apr 19, 2016

Prioritization of protocol messages at a server

QIU CHAOXIN4 citations73
US9148308B2Sep 29, 2015

Apparatus for reducing network traffic in a communication system

QIU CHAOXIN6 citations73
US8902787B2Dec 2, 2014

Apparatus and method for deploying network elements

QIU CHAOXIN6 citations73
US9264290B2Feb 16, 2016

System and method for location management and emergency support for a voice over internet protocol device

QIU CHAOXIN3 citations72
US9036621B2May 19, 2015

System for deploying voice over internet protocol services

QIU CHAOXIN4 citations68
US8867526B2Oct 21, 2014

Method and apparatus for providing mobility for a voice over internet protocol service

QIU CHAOXIN4 citations67
US8582544B2Nov 12, 2013

Communication device for configuring failover communication services

QIU CHAOXIN3 citations63
US8224954B2Jul 17, 2012

Protecting subscriber database data integrity in geographical redundant deployments

QIU CHAOXIN3 citations63
US8218531B2Jul 10, 2012

System for improving operations in an IMS network

QIU CHAOXIN5 citations63
US9031217B2May 12, 2015

Method and apparatus for controlling call volume

QIU CHAOXIN2 citations62
US8606901B2Dec 10, 2013

Facilitating deployment of new application services in a next generation network

QIU CHAOXIN2 citations62
US8254268B2Aug 28, 2012

Methods and apparatus to perform quality testing in internet protocol multimedia subsystem based communication systems

QIU CHAOXIN5 citations62
US9432409B2Aug 30, 2016

Apparatus and method for managing emergency calls

QIU CHAOXIN0 citations52
US9055079B2Jun 9, 2015

Method and apparatus for growing next generation network using modular design

QIU CHAOXIN1 citations52
US8619547B2Dec 31, 2013

Communication system with failover communication services

QIU CHAOXIN1 citations52
US8533348B2Sep 10, 2013

Failover communication services

QIU CHAOXIN1 citations52
US8495205B2Jul 23, 2013

Method and apparatus for mitigating an overload in a network

QIU CHAOXIN0 citations52
US8484504B2Jul 9, 2013

Method and apparatus for managing communication services for user endpoint devices

QIU CHAOXIN0 citations52
US8456981B2Jun 4, 2013

Preserving stable calls during failover

QIU CHAOXIN0 citations51
US8798095B2Aug 5, 2014

Method and apparatus for call processing for SIP and ISUP interworking

QIU CHAOXIN0 citations46
US9535762B2Jan 3, 2017

Methods to improve overload protection for a home subscriber server (HSS)

QIU CHAOXIN0 citations42
US9515849B2Dec 6, 2016

Method and apparatus for managing communication faults

QIU CHAOXIN0 citations42
US9232047B2Jan 5, 2016

Method and apparatus for providing repeat calling

QIU CHAOXIN0 citations31