Inventor · disambiguated record

Jianhan Liu

Also filed as: LIU JIANHAN

143 granted patents·58 pending applications·506 citations·filing 2006–2025

99Inventor score

Technology areasH04L H04W H04B G01S Y02D

Files withMEDIATEK SINGAPORE PTE LTD112 MEDIATEK INC76 LIU JIANHAN4 RADIOSPIRE NETWORKS INC2 WANG JAMES JUNE MING2

Top patents by PatentIndex Score

201 records

0198US11611992B2Bandwidth extension indication and negotiation in wireless communicationsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Mar 21, 2023·7 cites·19 claims
0297US11516841B2Enhanced high-throughput multi-link channel access and operationMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Nov 29, 2022·7 cites·14 claims
0396US11889435B2Enhanced high-throughput synchronous and constrained multi-link transmissions in WLANMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Jan 30, 2024·4 cites·16 claims
0496US11671837B2Multi-access point coordinated spatial reuse protocol and algorithmMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Jun 6, 2023·5 cites·11 claims
0596US8014416B2HD physical layer of a wireless communication deviceSIBEAM INC·Filed 2007·Granted Sep 6, 2011·80 cites·68 claims
0695US11553438B2Encoding and transmit power control for downsized uplink trigger-based PPDU transmissions in next-generation WLAM systemsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Jan 10, 2023·3 cites·20 claims
0795US11523423B2Method and apparatus for coordinated multi-access point channel access in a wireless networkMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Dec 6, 2022·4 cites·19 claims
0895US11108439B2Device and method for multi-access point collaborative sounding in a wireless networkMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Aug 31, 2021·4 cites·19 claims
0995US9820162B2Adaptive CCA and TX power level adjustment for dense deployment of wireless networksMEDIATEK SINGAPORE PTE LTD·Filed 2016·Granted Nov 14, 2017·13 cites·27 claims
1095US9749967B2Spatial reuse parameters for opportunistic adaptive TPC and CCAMEDIATEK INC·Filed 2016·Granted Aug 29, 2017·11 cites·22 claims
1194US11252749B2Virtual resource unit for multi-resource unit assignment to a single station in WLANMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Feb 15, 2022·4 cites·20 claims
1294US10211948B2LDPC tone mapping schemes for dual-sub-carrier modulation in WLANMEDIATEK INC·Filed 2016·Granted Feb 19, 2019·14 cites·20 claims
1394US8588193B1Enhanced wireless data rates using multiple beamsHO KEANGPO RICKY·Filed 2010·Granted Nov 19, 2013·42 cites·35 claims
1493US11784683B2Null data packet sounding for preamble puncture techniquesMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Oct 10, 2023·2 cites·20 claims
1593US10616017B2Reliable dual sub-carrier modulation schemes in high efficiency WLANMEDIATEK INC·Filed 2016·Granted Apr 7, 2020·12 cites·17 claims
1693US10516457B2Beamforming enhancements for spatial reuse in wireless networksMEDIATEK SINGAPORE PTE LTD·Filed 2015·Granted Dec 24, 2019·9 cites·23 claims
1793US8457026B1Enhanced wireless data rates using multiple beamsHO KEANG-PO RICKY·Filed 2010·Granted Jun 4, 2013·104 cites·20 claims
1892US12207196B2Efficient preamble design and modulation schemes for wake-up packets in WLAN with wake-up radio receiversMEDIATEK INC·Filed 2023·Granted Jan 21, 2025·2 cites·20 claims
1992US11659581B2Device and method for multi-access point beamforming in a wireless networkMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted May 23, 2023·3 cites·17 claims
2091US11973707B2Distributed-tone resource unit operation in 6GHz low-power indoor systemsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Apr 30, 2024·2 cites·13 claims
2191US11825493B2Resource unit allocation subfield designs for trigger-based and self-contained signaling in extreme high-throughput systemsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Nov 21, 2023·2 cites·24 claims
2291US11711786B2Optimization of resource unit and segment parser design for aggregated and multi-resource unit operations in extreme high-throughput systemsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Jul 25, 2023·2 cites·19 claims
2391US11464027B2Extremely high throughput (EHT) multi-band transmissionMEDIATEK SINGAPORE PTE LTD·Filed 2019·Granted Oct 4, 2022·6 cites·16 claims
2491US9246571B2Method and apparatus of beam training for MIMO operationMEDIATEK SINGAPORE PTE LTD·Filed 2015·Granted Jan 26, 2016·9 cites·16 claims
2591US9048894B2Method and apparatus of beam training for MIMO operationMEDIATEKK SINGAPORE PTE LTD·Filed 2013·Granted Jun 2, 2015·19 cites·16 claims
2690US11870735B2Simplification for distributed-tone resource units in 6GHz low-power indoor systemsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Jan 9, 2024·2 cites·20 claims
2790US10104664B2Enhanced channel contention schemes for high-efficiency WLANMEDIATEK INC·Filed 2016·Granted Oct 16, 2018·7 cites·20 claims
2889US11515987B2Leftover bits processing for proportional round-robin resource unit parsing in extreme high-throughput systemsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Nov 29, 2022·2 cites·18 claims
2989US11159207B2Null data packet sounding for preamble puncture techniquesMEDIATEK SINGAPORE PTE LTD·Filed 2019·Granted Oct 26, 2021·5 cites·18 claims
3088US12452118B2LTF and STF transmission for wide bandwidth 240MHz with more DC tones in wireless communicationsMEDIATEK INC·Filed 2023·Granted Oct 21, 2025·1 cites·18 claims
3188US10200228B2Interleaver design for dual sub-carrier modulation in WLANMEDIATEK INC·Filed 2016·Granted Feb 5, 2019·7 cites·20 claims
3288US9319896B2Beam-change indication for channel estimation improvement in wireless networksMEDIATEK SINGAPORE PTE LTD·Filed 2013·Granted Apr 19, 2016·8 cites·16 claims
3387US11949609B2EHT preamble designs for transmissions to mixed clients in wireless communicationsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Apr 2, 2024·2 cites·20 claims
3487US11601219B2Interleaving of combinations of multiple resource units in WLANMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Mar 7, 2023·2 cites·20 claims
3586US11239940B2Joint encoding schemes with interleaver and tone mapper for multi-RU operationMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Feb 1, 2022·2 cites·9 claims
3686US11019559B2VHT operation information subfield design in WLANMEDIATEK INC·Filed 2016·Granted May 25, 2021·5 cites·11 claims
3786US10206122B2Direction finding positioning in wireless local area networksMEDIATEK INC·Filed 2015·Granted Feb 12, 2019·6 cites·22 claims
3886US8902921B2Methods for inter-user interference indication feedback and usage in MU-MIMO wireless systemsLIU JIANHAN·Filed 2012·Granted Dec 2, 2014·11 cites·20 claims
3985US12452010B2Pilot tone design for distributed-tone resource units in 6GHz low-power indoor systemsMEDIATEK SINGAPORE PTE LTD·Filed 2022·Granted Oct 21, 2025·1 cites·12 claims
4085US9923702B2Sectorization feedback and multi-sector transmission in wireless networksMEDIATEK SINGAPORE PTE LTD·Filed 2014·Granted Mar 20, 2018·7 cites·22 claims
4184US12192127B2Distributed-tone RU on frequency subblock of wide-bandwidth PPDUMEDIATEK SINGAPORE PTE LTD·Filed 2022·Granted Jan 7, 2025·1 cites·13 claims
4284US12170628B2Distributed-tone resource unit transmission schemes with frequency-domain duplication in 6GHz LPI systemMEDIATEK SINGAPORE PTE LTD·Filed 2022·Granted Dec 17, 2024·1 cites·16 claims
4384US11811526B2Joint encoding schemes with interleaver and tone mapper for multi-RU operationMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Nov 7, 2023·1 cites·9 claims
4484US11510181B2Method and apparatus for enhanced preamble punctured PPDU in a wireless networkMEDIATEK SINGAPORE PTE LTD·Filed 2020·Granted Nov 22, 2022·2 cites·16 claims
4584US9673956B2Prioritized channel access schemes with spatial reuse considerationMEDIATEK INC·Filed 2015·Granted Jun 6, 2017·5 cites·20 claims
4682US11963097B2Extreme-high-throughput enhanced subchannel selective transmission operation in wireless communicationsMEDIATEK SINGAPORE PTE LTD·Filed 2021·Granted Apr 16, 2024·1 cites·16 claims
4782US10594462B2Structured resource allocation signalingMEDIATEK INC·Filed 2016·Granted Mar 17, 2020·4 cites·19 claims
4881US11101867B2Reducing beamforming feedback size in WLAN communicationMEDIATEK SINGAPORE PTE LTD·Filed 2019·Granted Aug 24, 2021·3 cites·18 claims
4981US11044056B2Enhanced resource unit allocation schemes for OFDMA transmission in WLANMEDIATEK SINGAPORE PTE LTD·Filed 2019·Granted Jun 22, 2021·2 cites·22 claims
5080US11716613B2Encryption mechanism used in multi-band channel accessMEDIATEK SINGAPORE PTE LTD·Filed 2019·Granted Aug 1, 2023·2 cites·24 claims

Showing the top 50 of 201 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →