Inventor · disambiguated record
Hai Liu
Also filed as: LIU HAI · Liu hai-zhong
59 granted patents·17 pending applications·147 citations·filing 2001–2024
98Inventor score
Files withHUAWEI TECH CO LTD35GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD21UNIV GUIZHOU FINANCE & ECONOMICS3LIU HAI2SAMSUNG ELECTRONICS CO LTD2
Top patents by PatentIndex Score
76 records- 0194US8457636B2Method, apparatus and system for handoverLIU HAI·Filed 2011·Granted Jun 4, 2013·23 cites·3 claims
- 0293US8504043B2Method, apparatus, and system for voice call fallback to circuit switched domainWU XIAOBO·Filed 2012·Granted Aug 6, 2013·19 cites·8 claims
- 0387US10644952B2VNF failover method and apparatusHUAWEI TECH CO LTD·Filed 2017·Granted May 5, 2020·9 cites·17 claims
- 0485US7068780B1Hybrid echo cancellerCONEXANT INC·Filed 2001·Granted Jun 27, 2006·34 cites·12 claims
- 0584US8477725B2Method, device and system for implementing optimized inter-RAT handoverSHUAI YANGLAI·Filed 2010·Granted Jul 2, 2013·10 cites·10 claims
- 0683US9107230B2Method, device and system for scheduling data flowHUAWEI TECH CO LTD·Filed 2013·Granted Aug 11, 2015·5 cites·10 claims
- 0781US9503881B2Method, device, and system for user equipment to access evolved packet core networkHUAWEI TECH CO LTD·Filed 2014·Granted Nov 22, 2016·5 cites·15 claims
- 0880US10397835B2Method, apparatus, and system for voice call fallback to circuit switched domainHUAWEI TECH CO LTD·Filed 2017·Granted Aug 27, 2019·2 cites·15 claims
- 0980US9307453B2Method, device and system for processing reverse single radio voice call continuityHUAWEI TECH CO LTD·Filed 2013·Granted Apr 5, 2016·5 cites·13 claims
- 1080US8688126B2Method for falling back to 2G/3G network, relevant device and communication systemWU XIAOBO·Filed 2012·Granted Apr 1, 2014·5 cites·8 claims
- 1179US9967812B2Network access method and mobile communication terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2016·Granted May 8, 2018·3 cites·15 claims
- 1278US9838915B2Method and apparatus for displaying network nameHUAWEI TECH CO LTD·Filed 2015·Granted Dec 5, 2017·3 cites·15 claims
- 1378US9648522B2Method, apparatus, and system for voice call fallback to circuit switched domainHUAWEI TECH CO LTD·Filed 2013·Granted May 9, 2017·3 cites·16 claims
- 1476US10517037B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2016·Granted Dec 24, 2019·2 cites·15 claims
- 1574US9369932B2Method and apparatus for displaying network nameHUAWEI TECH CO LTD·Filed 2015·Granted Jun 14, 2016·2 cites·20 claims
- 1669US9900807B2Circuit switched fallback method and deviceHUAWEI TECH CO LTD·Filed 2015·Granted Feb 20, 2018·2 cites·13 claims
- 1767US10462764B2Method and apparatus for identifying pseudo base-station, and terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2017·Granted Oct 29, 2019·1 cites·20 claims
- 1867US9648583B2Method, apparatus, and system for paging user equipmentHUAWEI TECH CO LTD·Filed 2016·Granted May 9, 2017·1 cites·20 claims
- 1966US9497665B2Method and system for returning to long term evolution network and mobile switching centerHUAWEI TECH CO LTD·Filed 2014·Granted Nov 15, 2016·1 cites·20 claims
- 2066US8237077B2Electrode tube holding apparatus for electric discharge machineLiu hai-zhong·Filed 2009·Granted Aug 7, 2012·2 cites·4 claims
- 2164US2023319156A1Communications method, and communications apparatus and systemHUAWEI TECH CO LTD·Filed 2023·Application pending·0 cites
- 2263US11026130B2Method, apparatus, and system for handover to circuit switched domainHUAWEI TECH CO LTD·Filed 2019·Granted Jun 1, 2021·0 cites·8 claims
- 2363US9504152B2Printed circuit board for semiconductor packageSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Nov 22, 2016·1 cites·18 claims
- 2462US10027794B2Flight mode control method and mobile terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2016·Granted Jul 17, 2018·1 cites·12 claims
- 2562US9717028B2Network handover method, device, and system between packet-switched and circuit-switched systemsHUAWEI TECH CO LTD·Filed 2015·Granted Jul 25, 2017·1 cites·20 claims
- 2662US8315600B2Method and device for setting user-side white list and paging user equipmentLIU HAI·Filed 2011·Granted Nov 20, 2012·1 cites·16 claims
- 2761US11601517B2Communications method, and communications apparatus and systemHUAWEI TECH CO LTD·Filed 2021·Granted Mar 7, 2023·0 cites·18 claims
- 2861US9078173B2Method for handover from circuit switched domain to packet switched domain, device, and communications systemHUAWEI TECH CO LTD·Filed 2012·Granted Jul 7, 2015·1 cites·20 claims
- 2956US10362513B2Method, apparatus, and system for handover to circuit switched domainHUAWEI TECH CO LTD·Filed 2018·Granted Jul 23, 2019·0 cites·3 claims
- 3055US8897176B2Method, apparatus and system for processing priority servicesZHANG WANQIANG·Filed 2012·Granted Nov 25, 2014·1 cites·18 claims
- 3154US9252929B2Method for achieving rendezvous for cognitive radio networksUNIV HONG KONG BAPTIST·Filed 2013·Granted Feb 2, 2016·1 cites·14 claims
- 3254US2025234319A1Relay transmission method, switching method, apparatus, and user equipmentCHINA TELECOM CO LTD·Filed 2022·Application pending·0 cites
- 3353US10206163B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2018·Granted Feb 12, 2019·0 cites·4 claims
- 3452US10091706B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2017·Granted Oct 2, 2018·0 cites·7 claims
- 3552US10075457B2Sandboxing protection for endpointsFORTINET INC·Filed 2016·Granted Sep 11, 2018·1 cites·21 claims
- 3652US2018324648A1Network handover method, device, and systemHUAWEI TECH CO LTD·Filed 2018·Application pending·0 cites
- 3751US10433240B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2017·Granted Oct 1, 2019·0 cites·12 claims
- 3851US10299195B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2017·Granted May 21, 2019·0 cites·6 claims
- 3950US10117163B2Network access method and mobile communication terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2017·Granted Oct 30, 2018·0 cites·18 claims
- 4050US9998981B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2016·Granted Jun 12, 2018·0 cites·12 claims
- 4150US2018077559A1Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2017·Application pending·0 cites
- 4250US2018007617A1Network access method and mobile communication terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2017·Application pending·0 cites
- 4349US10292094B2Network access method and mobile communication terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2016·Granted May 14, 2019·0 cites·15 claims
- 4449US9986465B2Method and system for returning to long term evolution network and mobile switching centerHUAWEI TECH CO LTD·Filed 2016·Granted May 29, 2018·0 cites·1 claims
- 4549US9961593B2Method, apparatus, and system for handover to circuit switched domainHUAWEI TECH CO LTD·Filed 2015·Granted May 1, 2018·0 cites·2 claims
- 4649US9913174B2Method, device and system for implementing optimized inter-rat handoverHUAWEI TECH CO LTD·Filed 2013·Granted Mar 6, 2018·0 cites·10 claims
- 4749US9301279B2Method, apparatus, and system for paging user equipmentJIN WEISHENG·Filed 2011·Granted Mar 29, 2016·0 cites·11 claims
- 4849US8554079B2Wavelength division and time division multiplex mixing passive optical network system, terminal and signal transmission methodLIU DEMING·Filed 2008·Granted Oct 8, 2013·2 cites·5 claims
- 4948US10440634B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2016·Granted Oct 8, 2019·0 cites·6 claims
- 5048US10299193B2Network access method and mobile communications terminalGUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD·Filed 2016·Granted May 21, 2019·0 cites·15 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →