Assignee
ZHANG HONGYUAN
US·81 granted patents·2,347 citations·filing 2007–2012
Top patents by PatentIndex Score
81 records- 0199US8867653B2Physical layer frame format for long range WLANZHANG HONGYUAN·Filed 2012·Granted Oct 21, 2014·118 cites·18 claims
- 0299US8660497B1Beamsteering in a spatial division multiple access (SDMA) systemZHANG HONGYUAN·Filed 2010·Granted Feb 25, 2014·92 cites·17 claims
- 0399US8599803B1Open loop multiple access for WLANZHANG HONGYUAN·Filed 2010·Granted Dec 3, 2013·92 cites·20 claims
- 0499US8571010B1Simultaneous uplink transmission in a wireless networkZHANG HONGYUAN·Filed 2010·Granted Oct 29, 2013·99 cites·21 claims
- 0599US8437440B1PHY frame formats in a system with more than four space-time streamsZHANG HONGYUAN·Filed 2010·Granted May 7, 2013·160 cites·26 claims
- 0699US8270909B2Sounding and steering protocols for wireless communicationsZHANG HONGYUAN·Filed 2010·Granted Sep 18, 2012·155 cites·20 claims
- 0798US8948283B2Sounding packet format for long range WLANZHANG HONGYUAN·Filed 2012·Granted Feb 3, 2015·89 cites·38 claims
- 0898US8891592B1Control physical layer (PHY) data unitZHANG HONGYUAN·Filed 2010·Granted Nov 18, 2014·48 cites·13 claims
- 0998US8773969B1Multi-radio device for WLANZHANG HONGYUAN·Filed 2010·Granted Jul 8, 2014·75 cites·23 claims
- 1098US8724546B2Training sequence indication for WLANZHANG HONGYUAN·Filed 2010·Granted May 13, 2014·53 cites·16 claims
- 1198US8644368B1Transparent implicit beamforming in a communication systemZHANG HONGYUAN·Filed 2010·Granted Feb 4, 2014·43 cites·18 claims
- 1298US8611288B1Systems and methods for link adaptation in wireless communication systemsZHANG HONGYUAN·Filed 2010·Granted Dec 17, 2013·64 cites·18 claims
- 1398US8462863B1Midamble for WLAN PHY framesZHANG HONGYUAN·Filed 2010·Granted Jun 11, 2013·120 cites·34 claims
- 1498US8335167B1Refining beamforming techniques for phased-array antennasZHANG HONGYUAN·Filed 2010·Granted Dec 18, 2012·56 cites·15 claims
- 1597US8982889B2Preamble designs for sub-1GHz frequency bandsZHANG HONGYUAN·Filed 2012·Granted Mar 17, 2015·41 cites·24 claims
- 1697US8885740B2Control mode PHY for WLANZHANG HONGYUAN·Filed 2012·Granted Nov 11, 2014·40 cites·26 claims
- 1797US8830917B1Short preamble in a physical layer data unitZHANG HONGYUAN·Filed 2010·Granted Sep 9, 2014·37 cites·27 claims
- 1897US8498362B2Channel sounding and estimation strategies for antenna selection in MIMO systemsZHANG HONGYUAN·Filed 2009·Granted Jul 30, 2013·51 cites·12 claims
- 1997US8331419B2Efficient physical layer preamble formatZHANG HONGYUAN·Filed 2009·Granted Dec 11, 2012·58 cites·33 claims
- 2097US8175119B2Efficient physical layer preamble formatZHANG HONGYUAN·Filed 2009·Granted May 8, 2012·40 cites·10 claims
- 2196US9924512B1OFDMA with block tone assignment for WLANZHANG HONGYUAN·Filed 2010·Granted Mar 20, 2018·27 cites·30 claims
- 2296US9397785B1Error detection in a signal field of a WLAN frame headerZHANG HONGYUAN·Filed 2011·Granted Jul 19, 2016·34 cites·22 claims
- 2396US9130727B2Control mode PHY for WLANZHANG HONGYUAN·Filed 2012·Granted Sep 8, 2015·34 cites·26 claims
- 2496US8891435B2Low bandwidth PHY for WLANZHANG HONGYUAN·Filed 2012·Granted Nov 18, 2014·34 cites·20 claims
- 2596US8873680B2Short guard interval with green field preambleZHANG HONGYUAN·Filed 2012·Granted Oct 28, 2014·20 cites·18 claims
- 2696US8665908B1Signaling guard interval capability in a communication systemZHANG HONGYUAN·Filed 2011·Granted Mar 4, 2014·37 cites·4 claims
- 2796US8223872B1Reuse of a matrix equalizer for the purpose of transmit beamforming in a wireless MIMO communication systemZHANG HONGYUAN·Filed 2008·Granted Jul 17, 2012·42 cites·23 claims
- 2896US8195112B1Time-reversal-based communicationZHANG HONGYUAN·Filed 2009·Granted Jun 5, 2012·40 cites·8 claims
- 2996US8165185B2Physical layer data unit formatZHANG HONGYUAN·Filed 2009·Granted Apr 24, 2012·35 cites·33 claims
- 3095US8428168B1Implicit MIMO antenna selectionZHANG HONGYUAN·Filed 2009·Granted Apr 23, 2013·26 cites·20 claims
- 3194US9655002B2Physical layer frame format for WLANZHANG HONGYUAN·Filed 2010·Granted May 16, 2017·21 cites·30 claims
- 3294US9294164B2Number of streams indication for WLANZHANG HONGYUAN·Filed 2010·Granted Mar 22, 2016·19 cites·24 claims
- 3394US9252991B2Sub-band feedback for beamforming on downlink multiple user MIMO configurationsZHANG HONGYUAN·Filed 2011·Granted Feb 2, 2016·23 cites·22 claims
- 3494US8891597B1Calibration for implicit transmit beamformingZHANG HONGYUAN·Filed 2011·Granted Nov 18, 2014·26 cites·28 claims
- 3594US8644128B2Multi-clock PHY preamble design and detectionZHANG HONGYUAN·Filed 2012·Granted Feb 4, 2014·20 cites·19 claims
- 3694US8644765B1Beamforming using predefined spatial mapping matricesZHANG HONGYUAN·Filed 2012·Granted Feb 4, 2014·13 cites·20 claims
- 3793US8982803B1Systems and methods for link adaption in wireless communication systemsZHANG HONGYUAN·Filed 2010·Granted Mar 17, 2015·22 cites·20 claims
- 3893US8706039B2Beamforming by sector sweepingZHANG HONGYUAN·Filed 2009·Granted Apr 22, 2014·22 cites·15 claims
- 3993US8665974B2Multi-clock PHY preamble design and detectionZHANG HONGYUAN·Filed 2012·Granted Mar 4, 2014·18 cites·23 claims
- 4093US8599900B2Physical layer data unit formatZHANG HONGYUAN·Filed 2012·Granted Dec 3, 2013·14 cites·32 claims
- 4193US8526892B2Sounding and steering protocols for wireless communicationsZHANG HONGYUAN·Filed 2012·Granted Sep 3, 2013·11 cites·18 claims
- 4293US8442141B1Opportunistic beamforming in a wireless communication systemZHANG HONGYUAN·Filed 2010·Granted May 14, 2013·14 cites·24 claims
- 4393US8311160B1Explicit beamformee method and apparatus for MIMO and MISO systems with single data streamZHANG HONGYUAN·Filed 2009·Granted Nov 13, 2012·21 cites·15 claims
- 4492US8867675B1Low bandwidth PHY with frequency offset constraintsZHANG HONGYUAN·Filed 2012·Granted Oct 21, 2014·18 cites·18 claims
- 4592US8826106B2Low bandwidth PHY for WLANZHANG HONGYUAN·Filed 2012·Granted Sep 2, 2014·14 cites·28 claims
- 4692US8665949B1Methods and apparatus for transmission of data at different modulation and/or coding ratesZHANG HONGYUAN·Filed 2010·Granted Mar 4, 2014·15 cites·9 claims
- 4791US8072980B1Prediction of future frames in a wireless networkZHANG HONGYUAN·Filed 2009·Granted Dec 6, 2011·15 cites·19 claims
- 4890US9398615B1Carrier sensing and symbol timing in a WLAN systemZHANG HONGYUAN·Filed 2012·Granted Jul 19, 2016·11 cites·15 claims
- 4990US8081692B1Transmit beamforming utilizing codebook selection in a wireless MIMO communication systemZHANG HONGYUAN·Filed 2008·Granted Dec 20, 2011·19 cites·25 claims
- 5089US8213870B2Beamforming using predefined spatial mapping matricesZHANG HONGYUAN·Filed 2008·Granted Jul 3, 2012·10 cites·21 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when ZHANG HONGYUAN files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →