Inventor · disambiguated record
Weijing Chen
Also filed as: CHEN WEIJING
28 granted patents·7 pending applications·305 citations·filing 2000–2021
97Inventor score
Files withAT & T IP I LP10AT & T KNOWLEDGE VENTURES LP4AT & T LABS INC4MARLOW TECH LLC4CHEN WEIJING3
Top patents by PatentIndex Score
35 records- 0192US7684335B2Method and apparatus for diagnosing faults in a hybrid internet protocol networkAT & T IP I LP·Filed 2005·Granted Mar 23, 2010·18 cites·20 claims
- 0291US6785265B2Ethernet-based digital subscriber line methods and systemsSBC PROPERTIES LP·Filed 2002·Granted Aug 31, 2004·65 cites·32 claims
- 0390US7447203B2Broadband access for virtual private networksAT & T IP I LP·Filed 2003·Granted Nov 4, 2008·44 cites·20 claims
- 0488US8711700B2Method and apparatus for diagnosing faults in a hybrid internet protocol networkAT & T IP I LP·Filed 2012·Granted Apr 29, 2014·7 cites·20 claims
- 0587US9172652B2Method and apparatus for diagnosing faults in a hybrid internet protocol networkAT & T IP I LP·Filed 2014·Granted Oct 27, 2015·6 cites·17 claims
- 0687US8243732B2Broadband access for virtual private networksCHEN WEIJING·Filed 2008·Granted Aug 14, 2012·11 cites·20 claims
- 0787US7778263B2Resource reservation protocol based guaranteed quality of service internet protocol connections over a switched network through proxy signalingAT & T IP I LP·Filed 2007·Granted Aug 17, 2010·14 cites·21 claims
- 0884US9491039B2Method and apparatus for diagnosing faults in a hybrid internet protocol networkAT & T IP I LP·Filed 2015·Granted Nov 8, 2016·3 cites·20 claims
- 0984US8300537B2Method and apparatus for diagnosing faults in a hybrid internet protocol networkCHEN WEIJING·Filed 2010·Granted Oct 30, 2012·6 cites·20 claims
- 1077US11240206B2Broadband access for virtual private networksMARLOW TECH LLC·Filed 2019·Granted Feb 1, 2022·1 cites·18 claims
- 1176US7227837B1Fault tolerant virtual tandem switchAT & T LABS INC·Filed 2000·Granted Jun 5, 2007·24 cites·14 claims
- 1275US7272145B2Resource reservation protocol based guaranteed quality of service internet protocol connections over a switched network through proxy signalingAT & T KNOWLEDGE VENTURES LP·Filed 2002·Granted Sep 18, 2007·19 cites·31 claims
- 1375US7065092B2Resource reservation protocol based guaranteed quality of service internet protocol (IP) connections over a switched network using newly assigned IP addressesSBC PROPERTIES LP·Filed 2002·Granted Jun 20, 2006·19 cites·30 claims
- 1474US7751388B2Ethernet-based broadband communication channel methods and systemsAT & T IP I LP·Filed 2007·Granted Jul 6, 2010·4 cites·32 claims
- 1574US7609699B2Virtual private network over asynchronous transfer modeAT & T LABS INC·Filed 2006·Granted Oct 27, 2009·5 cites·18 claims
- 1671US7301951B2Resource reservation protocol based guaranteed quality of service internet protocol connections over a switched networkAT & T KNOWLEDGE VENTURES LP·Filed 2002·Granted Nov 27, 2007·16 cites·30 claims
- 1771US6907047B2Service aware switched SDH/SONET/TDM networkSBC TECHN RES INC·Filed 2001·Granted Jun 14, 2005·8 cites·17 claims
- 1871US2022045989A1Broadband access for virtual private networksMARLOW TECH LLC·Filed 2021·Application pending·0 cites
- 1970US7606218B2Ethernet-based digital subscriber line methods and systemsAT & T IP I LP·Filed 2004·Granted Oct 20, 2009·9 cites·28 claims
- 2070US7136386B2Virtual private network over asynchronous transfer modeSBC TECHN RES INC·Filed 2001·Granted Nov 14, 2006·16 cites·33 claims
- 2161US8630306B2Fast channel change apparatus and method for IPTVLIU GUANGTIAN·Filed 2006·Granted Jan 14, 2014·1 cites·12 claims
- 2260US7739394B2Bi-level addressing for internet protocol broadband accessAT & T IP I LP·Filed 2003·Granted Jun 15, 2010·6 cites·26 claims
- 2359US10313306B2Broadband access for virtual private networksMARLOW TECH LLC·Filed 2016·Granted Jun 4, 2019·0 cites·19 claims
- 2458US10212027B2Method and apparatus for diagnosing faults in a hybrid internet protocol networkAT & T IP I LP·Filed 2016·Granted Feb 19, 2019·0 cites·20 claims
- 2556US9467373B2Broadband access for virtual private networksMARLOW TECH LLC·Filed 2015·Granted Oct 11, 2016·0 cites·19 claims
- 2655US8942240B2Broadband access for virtual private networksMARLOW TECHNOLOGIES LLC·Filed 2013·Granted Jan 27, 2015·0 cites·19 claims
- 2755US8520681B2Broadband access for virtual private networksCHEN WEIJING·Filed 2012·Granted Aug 27, 2013·0 cites·20 claims
- 2855US7298750B2Enhancement of resource reservation protocol enabling short-cut internet protocol connections over a switched networkAT & T KNOWLEDGE VENTURES LP·Filed 2002·Granted Nov 20, 2007·3 cites·30 claims
- 2949US2006182117A1Resource reservation protocol based guaranteed quality of service Internet protocol (IP) connections over a switched network using newly assigned IP addressesSBC PROPERTIES LP·Filed 2006·Application pending·0 cites
- 3047US7813349B2Service aware switched SDH/SONET/TDM networkAT & T LABS INC·Filed 2005·Granted Oct 12, 2010·0 cites·9 claims
- 3147US2007286200A1Fault tolerant atm-based distributed virtual tandem switching system and methodAT & T LABS INC·Filed 2007·Application pending·0 cites
- 3243US2008291920A1System and method for managing communicationsAT & T KNOWLEDGE VENTURES LP·Filed 2007·Application pending·0 cites
- 3343US2008049720A1System and method of delivering data via a networkSBC KNOWLEDGE VENTURES LP·Filed 2006·Application pending·0 cites
- 3443US2004004965A1Dynamic provisioning of DSL servicesFiled 2002·Application pending·0 cites
- 3541US2003036375A1Public wireless local area networkFiled 2001·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →