Inventor · disambiguated record
Kai Xu
Also filed as: XU KAI · Xu kai-min
356 granted patents·160 pending applications·793 citations·filing 2003–2025
99Inventor score
Files withOFINNO LLC262COMCAST CABLE COMM LLC102HUAWEI TECH CO LTD47BEIJING XIAOMI MOBILE SOFTWARE CO LTD16ALIBABA GROUP HOLDING LTD12
Top patents by PatentIndex Score
516 records- 0199US12279276B2Scheduling wireless communicationsCOMCAST CABLE COMM LLC·Filed 2023·Granted Apr 15, 2025·4 cites·27 claims
- 0299US12052760B2Access procedures in wireless communicationsCOMCAST CABLE COMM LLC·Filed 2020·Granted Jul 30, 2024·7 cites·19 claims
- 0399US12010634B2Power control for message transmissionsCOMCAST CABLE COMM LLC·Filed 2022·Granted Jun 11, 2024·5 cites·30 claims
- 0499US12003266B2Exposure reporting for wireless communicationsCOMCAST CABLE COMM LLC·Filed 2023·Granted Jun 4, 2024·7 cites·45 claims
- 0599US11963189B2Power saving for time-domain scheduling of downlink dataHONOR DEVICE CO LTD·Filed 2021·Granted Apr 16, 2024·8 cites·20 claims
- 0699US11924881B2Supplementary uplink for random access proceduresCOMCAST CABLE COMM LLC·Filed 2021·Granted Mar 5, 2024·8 cites·35 claims
- 0799US11895584B2Power saving operations for communication systemsCOMCAST CABLE COMM LLC·Filed 2021·Granted Feb 6, 2024·8 cites·39 claims
- 0899US11871397B2Digital signal receptionCOMCAST CABLE COMM LLC·Filed 2023·Granted Jan 9, 2024·4 cites·28 claims
- 0999US11757483B2Exposure reporting for wireless communicationsCOMCAST CABLE COMM LLC·Filed 2021·Granted Sep 12, 2023·16 cites·23 claims
- 1099US11723032B2Transmission using a plurality of wireless resourcesCOMCAST CABLE COMM LLC·Filed 2021·Granted Aug 8, 2023·7 cites·20 claims
- 1199US11689235B2Exposure detection and reporting for wireless communicationsCOMCAST CABLE COMM LLC·Filed 2021·Granted Jun 27, 2023·11 cites·23 claims
- 1299US11632758B2Transmission and reception of aperiodic channel state informationCOMCAST CABLE COMM LLC·Filed 2021·Granted Apr 18, 2023·11 cites·20 claims
- 1399US11470618B2Communication and data processing in wireless communicationsCOMCAST CABLE COMM LLC·Filed 2020·Granted Oct 11, 2022·7 cites·22 claims
- 1499US11412422B2Handover in unlicensed bandOFINNO LLC·Filed 2020·Granted Aug 9, 2022·10 cites·20 claims
- 1599US11343737B2Base station backhaul link informationPARK KYUNGMIN·Filed 2020·Granted May 24, 2022·9 cites·20 claims
- 1699US11336400B2Uplink signal controlCOMCAST CABLE COMM LLC·Filed 2020·Granted May 17, 2022·7 cites·21 claims
- 1799US11284451B2Two-step random-access procedure in unlicensed bandsOFINNO LLC·Filed 2021·Granted Mar 22, 2022·6 cites·20 claims
- 1899US11252754B2Configured grant for unlicensed cellsBABAEI ALIREZA·Filed 2020·Granted Feb 15, 2022·10 cites·20 claims
- 1999US11212747B2Power saving operations for communication systemsCOMCAST CABLE COMM LLC·Filed 2020·Granted Dec 28, 2021·9 cites·20 claims
- 2099US11211990B2Beam failure recovery in multi-TRP scenariosOFINNO LLC·Filed 2020·Granted Dec 28, 2021·9 cites·20 claims
- 2198US12244456B2Candidate resource indication for failure recovery in wireless communicationsCOMCAST CABLE COMM LLC·Filed 2020·Granted Mar 4, 2025·6 cites·28 claims
- 2298US12035404B2Beam management for cells in wireless communicationsCOMCAST CABLE COMM LLC·Filed 2019·Granted Jul 9, 2024·17 cites·28 claims
- 2398US12016016B2Uplink control multiplexing of a PUCCH repetitionOFINNO LLC·Filed 2022·Granted Jun 18, 2024·7 cites·20 claims
- 2498US11997606B2Uplink transmission in a wireless communication systemOFINNO LLC·Filed 2021·Granted May 28, 2024·7 cites·20 claims
- 2598US11985727B2Power savingBEIJING XIAOMI MOBILE SOFTWARE CO LTD·Filed 2021·Granted May 14, 2024·4 cites·19 claims
- 2698US11910309B2Base station power state transition in the presence of uplink trafficOFINNO LLC·Filed 2022·Granted Feb 20, 2024·4 cites·20 claims
- 2798US11895598B2Power headroom report for multiple antenna groupsOFINNO LLC·Filed 2021·Granted Feb 6, 2024·6 cites·20 claims
- 2898US11856586B2Downlink transmission in multiple transmission and reception pointsOFINNO LLC·Filed 2022·Granted Dec 26, 2023·4 cites·20 claims
- 2998US11825364B2Beam configuration for secondary cellsCOMCAST CABLE COMM LLC·Filed 2022·Granted Nov 21, 2023·4 cites·50 claims
- 3098US11824815B2Default common beam mechanism for multiple beam scenarioOFINNO LLC·Filed 2023·Granted Nov 21, 2023·5 cites·20 claims
- 3198US11824807B2Default spatial filter determinationOFINNO LLC·Filed 2023·Granted Nov 21, 2023·4 cites·20 claims
- 3298US11799596B2HARQ feedback of multicast and broadcast servicesOFINNO LLC·Filed 2022·Granted Oct 24, 2023·4 cites·20 claims
- 3398US11778426B2Reliable transmission of multicast and broadcast servicesOFINNO LLC·Filed 2022·Granted Oct 3, 2023·5 cites·20 claims
- 3498US11758486B2Power control procedures for radio systemsOFINNO LLC·Filed 2021·Granted Sep 12, 2023·4 cites·20 claims
- 3598US11737107B2Scheduling wireless communicationsCOMCAST CABLE COMM LLC·Filed 2021·Granted Aug 22, 2023·4 cites·20 claims
- 3698US11737149B2Random access procedure based on contention resolutionOFINNO LLC·Filed 2022·Granted Aug 22, 2023·4 cites·20 claims
- 3798US11696329B2Contention window determinationOFINNO LLC·Filed 2021·Granted Jul 4, 2023·9 cites·20 claims
- 3898US11632803B2Access procedures in wireless communicationsCOMCAST CABLE COMM LLC·Filed 2020·Granted Apr 18, 2023·4 cites·29 claims
- 3998US11627600B2Scheduling wireless communicationsCOMCAST CABLE COMM LLC·Filed 2021·Granted Apr 11, 2023·4 cites·20 claims
- 4098US11622374B2Scheduling wireless communicationsCOMCAST CABLE COMM LLC·Filed 2021·Granted Apr 4, 2023·4 cites·20 claims
- 4198US11405874B2Power control and retransmissionCOMCAST CABLE COMM LLC·Filed 2020·Granted Aug 2, 2022·5 cites·20 claims
- 4298US11388723B2Uplink transmission in a wireless communication systemOFINNO LLC·Filed 2020·Granted Jul 12, 2022·6 cites·20 claims
- 4398US11374723B2Cross-carrier scheduling activation for a dormant cellBEIJING XIAOMI MOBILE SOFTWARE CO LTD·Filed 2020·Granted Jun 28, 2022·8 cites·20 claims
- 4498US11363540B2Power control for retransmissionsCOMCAST CABLE COMM LLC·Filed 2020·Granted Jun 14, 2022·4 cites·28 claims
- 4598US11343735B2Beam configuration for secondary cellsCOMCAST CABLE COMM LLC·Filed 2019·Granted May 24, 2022·14 cites·28 claims
- 4698US11330443B2HARQ feedback for configured grantBABAEI ALIREZA·Filed 2020·Granted May 10, 2022·7 cites·20 claims
- 4798US11259256B2Physical channel processing capability adaptationOFINNO LLC·Filed 2020·Granted Feb 22, 2022·6 cites·20 claims
- 4898US11246141B2Feedback timingOFINNO LLC·Filed 2021·Granted Feb 8, 2022·6 cites·20 claims
- 4998US11219062B2Channel selection using a listen before talk procedureCOMCAST CABLE COMM LLC·Filed 2019·Granted Jan 4, 2022·16 cites·24 claims
- 5098US11166234B2Uplink transmission in power saving modeOFINNO LLC·Filed 2021·Granted Nov 2, 2021·7 cites·20 claims
Showing the top 50 of 516 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →