Inventor · disambiguated record
Albert Van Zelst
Also filed as: VAN ZELST ALBERT
51 granted patents·22 pending applications·250 citations·filing 2005–2020
98Inventor score
Files withQUALCOMM INC37VAN ZELST ALBERT9MERLIN SIMONE5SAMPATH HEMANTH5VAN NEE DIDIER JOHANNES RICHARD5
Top patents by PatentIndex Score
73 records- 0194US7372913B2Pilot tones in a multi-transmit OFDM system usable to capture transmitter diversity benefitsQUALCOMM INC·Filed 2005·Granted May 13, 2008·26 cites·28 claims
- 0293US9648620B2Tone allocation for multiple access wireless networksQUALCOMM INC·Filed 2014·Granted May 9, 2017·12 cites·30 claims
- 0391US9319174B2Verifying support for requests for transmission parameters in a multi-user scenarioMERLIN SIMONE·Filed 2012·Granted Apr 19, 2016·12 cites·20 claims
- 0490US9936492B2Methods and systems for multi user uplink compatibility with legacy devicesQUALCOMM INC·Filed 2015·Granted Apr 3, 2018·6 cites·17 claims
- 0589US9780919B2High efficiency WLAN preamble structureQUALCOMM INC·Filed 2014·Granted Oct 3, 2017·9 cites·47 claims
- 0689US9577728B1Multiple user MIMO rate prediction based on single user SNR feedbackQUALCOMM INC·Filed 2015·Granted Feb 21, 2017·8 cites·30 claims
- 0789US9276795B2Data transmission coexistence within television white space channelsQUALCOMM INC·Filed 2014·Granted Mar 1, 2016·12 cites·20 claims
- 0889US8867574B2Format of VHT-SIG-B and service fields in IEEE 802.11ACVAN NEE DIDIER JOHANNES RICHARD·Filed 2011·Granted Oct 21, 2014·13 cites·128 claims
- 0989US8743784B2VHT-SIG-B field in null data packets (NDPs)SAMPATH HEMANTH·Filed 2011·Granted Jun 3, 2014·13 cites·18 claims
- 1087US9876542B2Beamforming feedback formatQUALCOMM INC·Filed 2015·Granted Jan 23, 2018·5 cites·34 claims
- 1186US9172455B2Start frame for distributed MIMOWENTINK MAARTEN MENZO·Filed 2010·Granted Oct 27, 2015·8 cites·45 claims
- 1285US8908600B2Channel state information feedback frame format and feedback rules for very high throughput wireless systemsSAMPATH HEMANTH·Filed 2011·Granted Dec 9, 2014·7 cites·33 claims
- 1384US9860037B2Method and apparatus for ordering sub-fields of VHT-SIG-A and VIT-SIG-B fieldsVAN ZELST ALBERT·Filed 2011·Granted Jan 2, 2018·8 cites·46 claims
- 1484US9439161B2Physical layer design for uplink (UL) multiuser multiple-input, multiple-output (MU-MIMO) in wireless local area network (WLAN) systemsQUALCOMM INC·Filed 2014·Granted Sep 6, 2016·6 cites·33 claims
- 1584US9083408B2Implicit and explicit channel sounding for beamformingMERLIN SIMONE·Filed 2011·Granted Jul 14, 2015·8 cites·49 claims
- 1684US7599333B2Wireless messaging preambles allowing for beamforming and legacy device coexistenceQUALCOMM INC·Filed 2006·Granted Oct 6, 2009·11 cites·18 claims
- 1783US7539260B2Detecting the number of transmit antennas in wireless communication systemsQUALCOMM INC·Filed 2005·Granted May 26, 2009·9 cites·16 claims
- 1882US9008677B2Communication devices for multiple group communicationsVAN NEE DIDIER JOHANNES RICHARD·Filed 2011·Granted Apr 14, 2015·5 cites·32 claims
- 1982US8594216B2Beamforming feedback options for MU-MIMOVAN ZELST ALBERT·Filed 2011·Granted Nov 26, 2013·4 cites·25 claims
- 2082US8270517B2Method and apparatus for orthogonal pilot tone mapping in multiple-in and multiple-out (MIMO) and spatial division multiple access (SDMA) systemsVAN ZELST ALBERT·Filed 2009·Granted Sep 18, 2012·9 cites·26 claims
- 2180US10856281B2Methods and systems for multi user uplink compatibility with legacy devicesQUALCOMM INC·Filed 2018·Granted Dec 1, 2020·2 cites·20 claims
- 2280US9130631B2Beamforming feedback formatSAMPATH HEMANTH·Filed 2011·Granted Sep 8, 2015·4 cites·53 claims
- 2380US8432785B2Flexible SDMA and interference suppressionVAN NEE DIDIER JOHANNES RICHARD·Filed 2010·Granted Apr 30, 2013·5 cites·26 claims
- 2478US8743837B2Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devicesVAN ZELST ALBERT·Filed 2009·Granted Jun 3, 2014·7 cites·37 claims
- 2577US9231806B2Preamble extensionsQUALCOMM INC·Filed 2013·Granted Jan 5, 2016·3 cites·42 claims
- 2677US8462867B2Near soft-output maximum-likelihood detection for multiple-input multiple-output systemsVAN ZELST ALBERT·Filed 2007·Granted Jun 11, 2013·7 cites·60 claims
- 2776US8830815B2Preamble design for television white space transmissionsVERMANI SAMEER·Filed 2012·Granted Sep 9, 2014·4 cites·54 claims
- 2875US7792208B2Pilot tones in a multi-transmit OFDM system usable to capture transmitter diversity benefitsQUALCOMM INC·Filed 2008·Granted Sep 7, 2010·4 cites·20 claims
- 2973US9485334B2Response time relaxation for high efficiency WLANQUALCOMM INC·Filed 2015·Granted Nov 1, 2016·2 cites·30 claims
- 3073US8532202B2Near soft-output maximum likelihood detection for multiple-input multiple-output systems using reduced list detectionVAN ZELST ALBERT·Filed 2008·Granted Sep 10, 2013·5 cites·26 claims
- 3171US8867565B2MIMO and SDMA signaling for wireless very high throughput systemsVAN ZELST ALBERT·Filed 2009·Granted Oct 21, 2014·4 cites·79 claims
- 3270US10652924B2Universal reservation signal for wireless communicationsQUALCOMM INC·Filed 2018·Granted May 12, 2020·1 cites·26 claims
- 3368US9509391B2Sounding feedback schemes for very high throughput wireless systemsVERMANI SAMEER·Filed 2011·Granted Nov 29, 2016·2 cites·33 claims
- 3465US9392469B2Systems and methods for receiver based clear channel assessmentWENTINK MAARTEN MENZO·Filed 2012·Granted Jul 12, 2016·1 cites·28 claims
- 3564US9054929B2Constructing very high throughput signal (VHT-SIG) fields for reduced peak-to-average power ratio (PAPR)YANG LIN·Filed 2011·Granted Jun 9, 2015·1 cites·40 claims
- 3663US10153812B2Techniques for supporting multiple bandwidth modesQUALCOMM INC·Filed 2015·Granted Dec 11, 2018·1 cites·26 claims
- 3763US8982686B2Communication devices for generating and using a matrix-mapped sequenceVAN NEE DIDIER JOHANNES RICHARD·Filed 2011·Granted Mar 17, 2015·1 cites·38 claims
- 3862US10021599B2Channel and bandwidth switch procedures for wireless networksQUALCOMM INC·Filed 2012·Granted Jul 10, 2018·1 cites·32 claims
- 3962US9319173B2Requests for transmission parameters in a multi-user scenarioMERLIN SIMONE·Filed 2012·Granted Apr 19, 2016·1 cites·20 claims
- 4060US10056949B2Techniques for supporting multiple bandwidth modesQUALCOMM INC·Filed 2016·Granted Aug 21, 2018·1 cites·30 claims
- 4160US8743793B2Systems and methods for providing a separate contention window allowing allocations for pending uplink SDMA transmission opportunitiesWENTINK MAARTEN MENZO·Filed 2009·Granted Jun 3, 2014·1 cites·40 claims
- 4260US8374274B2Methods and systems using norm approximation for maximum likelihood MIMO decodingQUALCOMM INC·Filed 2009·Granted Feb 12, 2013·1 cites·28 claims
- 4359US2010046656A1Preamble extensionsQUALCOMM INC·Filed 2009·Application pending·0 cites
- 4457US2014029685A1Preamble extensionsQUALCOMM INC·Filed 2013·Application pending·0 cites
- 4556US8885551B2Multiuser scheduling in WLAN systemsSAMPATH HEMANTH·Filed 2009·Granted Nov 11, 2014·0 cites·48 claims
- 4655US2014064221A1Beamforming feedback options for mu-mimoQUALCOMM INC·Filed 2013·Application pending·0 cites
- 4755US2014064396A1Beamforming feedback options for mu-mimoQUALCOMM INC·Filed 2013·Application pending·0 cites
- 4853US9351176B2Phase and amplitude tracking in the presence of a walking pilot signalQUALCOMM INC·Filed 2013·Granted May 24, 2016·0 cites·32 claims
- 4951US8867386B2Multiuser scheduling in WLAN systemsSAMPATH HEMANTH·Filed 2011·Granted Oct 21, 2014·0 cites·21 claims
- 5050US8867500B2Systems and methods for reducing acknowledgment message overheadWENTINK MAARTEN MENZO·Filed 2012·Granted Oct 21, 2014·0 cites·32 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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