Inventor · disambiguated record
Chengyan Feng
Also filed as: FENG CHENGYAN
16 granted patents·3 pending applications·72 citations·filing 2009–2021
90Inventor score
Top patents by PatentIndex Score
19 records- 0194US9032485B2Anchor authenticator relocation method and systemCHU LI·Filed 2010·Granted May 12, 2015·34 cites·20 claims
- 0291US10205719B2Network function virtualization-based certificate configuration method, apparatus, and systemHUAWEI TECH CO LTD·Filed 2016·Granted Feb 12, 2019·14 cites·18 claims
- 0381US8712054B2Method and system for establishing enhanced key when terminal moves to enhanced universal terminal radio access network (UTRAN)FENG CHENGYAN·Filed 2011·Granted Apr 29, 2014·7 cites·19 claims
- 0479US8565433B2Method and system for managing air interface keyFENG CHENGYAN·Filed 2010·Granted Oct 22, 2013·5 cites·18 claims
- 0572US10367647B2Certificate acquiring method and deviceHUAWEI TECH CO LTD·Filed 2016·Granted Jul 30, 2019·2 cites·20 claims
- 0668US10581619B2Certificate management method, device, and systemHUAWEI TECH CO LTD·Filed 2017·Granted Mar 3, 2020·1 cites·16 claims
- 0767US11095569B2Method for managing hardward resource, method for querying location of hardware resource, and related apparatusHUAWEI TECH CO LTD·Filed 2017·Granted Aug 17, 2021·1 cites·12 claims
- 0866US10757129B2Software security verification method, device, and systemHUAWEI TECH CO LTD·Filed 2017·Granted Aug 25, 2020·1 cites·14 claims
- 0965US8270324B2Method for bearer control and deletion, data distribution, and modificationLI JIANYONG·Filed 2009·Granted Sep 18, 2012·4 cites·7 claims
- 1064US10225246B2Certificate acquiring method and deviceHUAWEI TECH CO LTD·Filed 2016·Granted Mar 5, 2019·1 cites·16 claims
- 1160US11646973B2Method for managing hardware resource, method for querying location of hardware resource, and related apparatusHUAWEI TECH CO LTD·Filed 2021·Granted May 9, 2023·0 cites·20 claims
- 1260US9386448B2Method for updating air interface key, core network node and user equipmentFENG CHENGYAN·Filed 2011·Granted Jul 5, 2016·1 cites·17 claims
- 1360US8938071B2Method for updating air interface key, core network node and radio access systemFENG CHENGYAN·Filed 2011·Granted Jan 20, 2015·1 cites·17 claims
- 1447US2009207773A1Mbs system, mbs zone partitioning method, and method for implementing mbs in a wireless networkHUAWEI TECH CO LTD·Filed 2009·Application pending·0 cites
- 1544US8184569B2Method for terminal to join multicast broadcast service in wireless network and system using thereofLIN ZHIBIN·Filed 2009·Granted May 22, 2012·0 cites·20 claims
- 1643US2009213779A1Multi-hop wireless relay communication system and downlink data transmitting method and deviceZHANG AIMIN·Filed 2009·Application pending·0 cites
- 1739US8934868B2Method for updating and generating air interface key and radio access systemFENG CHENGYAN·Filed 2011·Granted Jan 13, 2015·0 cites·16 claims
- 1837US8804962B2Method and system for establishing enhanced air interface keyFENG CHENGYAN·Filed 2011·Granted Aug 12, 2014·0 cites·13 claims
- 1937US2013109347A1Method and System for Updating Air Interface KeysFENG CHENGYAN·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →