Inventor · disambiguated record
Douglas R. Castor
Also filed as: CASTOR DOUGLAS · CASTOR DOUGLAS R
36 granted patents·14 pending applications·167 citations·filing 2002–2024
97Inventor score
Files withINTERDIGITAL TECH CORP17INTERDIGITAL PATENT HOLDINGS INC16INTERDIGITAL PATENT HOLDINGS4CASTOR DOUGLAS R3IDAC HOLDINGS INC3
Top patents by PatentIndex Score
50 records- 0197US9294926B2Method and apparatus for integrating different radio access technologies using carrier aggregationINTERDIGITAL PATENT HOLDINGS·Filed 2012·Granted Mar 22, 2016·31 cites·21 claims
- 0293US9419776B2Method and apparatus for operating supplementary cells in licensed exempt spectrumGAUVREAU JEAN-LOUIS·Filed 2012·Granted Aug 16, 2016·15 cites·14 claims
- 0391US11337160B2Method and apparatus for data-splitting transmission from multiple sitesINTERDIGITAL PATENT HOLDINGS INC·Filed 2020·Granted May 17, 2022·2 cites·10 claims
- 0491US9930558B2High frequency radio environmental mapping and system proceduresIDAC HOLDINGS INC·Filed 2015·Granted Mar 27, 2018·8 cites·16 claims
- 0591US8639124B2Method and apparatus for dimming with rate control for visible light communications (VLC)CASTOR DOUGLAS R·Filed 2010·Granted Jan 28, 2014·10 cites·24 claims
- 0688US10051624B2Wireless operation in license exempt spectrumKAUR SAMIAN·Filed 2011·Granted Aug 14, 2018·8 cites·7 claims
- 0788US2025113306A1Method and apparatus for data-splitting transmission from multiple sitesINTERDIGITAL PATENT HOLDINGS INC·Filed 2024·Application pending·0 cites
- 0886US10694414B2Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacityINTERDIGITAL TECH CORP·Filed 2018·Granted Jun 23, 2020·2 cites·12 claims
- 0986US9088361B2Method and apparatus for dimming with rate control for visible light communications (VLC)INTERDIGITAL PATENT HOLDINGS·Filed 2013·Granted Jul 21, 2015·5 cites·13 claims
- 1085US9882684B2Method and apparatus for operating supplementary cells in licensed exempt spectrumINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Granted Jan 30, 2018·3 cites·26 claims
- 1184US12177787B2Method and apparatus for data-splitting transmission from multiple sitesINTERDIGITAL PATENT HOLDINGS INC·Filed 2023·Granted Dec 24, 2024·0 cites·20 claims
- 1284US9295092B2Method and apparatus for a multi-radio access technology layer for splitting downlink-uplink over different radio access technologiesKAUR SAMIAN·Filed 2010·Granted Mar 22, 2016·6 cites·8 claims
- 1383US11470491B2Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacityINTERDIGITAL TECH CORP·Filed 2020·Granted Oct 11, 2022·1 cites·12 claims
- 1483US9722701B2Method and apparatus for discovery and association for visible light communications (VLC)INTERDIGITAL PATENT HOLDINGS INC·Filed 2015·Granted Aug 1, 2017·3 cites·20 claims
- 1582US11432285B2Wireless operation in unlicensed spectrumINTERDIGITAL PATENT HOLDINGS INC·Filed 2018·Granted Aug 30, 2022·2 cites·14 claims
- 1682US8996078B2UMTS FDD modem optimized for high data rate applicationsINTERDIGITAL TECH CORP·Filed 2012·Granted Mar 31, 2015·6 cites·13 claims
- 1782US2023254720A1Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacityINTERDIGITAL TECH CORP·Filed 2023·Application pending·0 cites
- 1880US9788227B2Method and apparatus for integrating different radio access technologies using carrier aggregationINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Granted Oct 10, 2017·2 cites·25 claims
- 1979US10038501B2Method and apparatus for reduced flicker visible light communications (VLC)INTERDIGITAL PATENT HOLDINGS INC·Filed 2017·Granted Jul 31, 2018·2 cites·19 claims
- 2078US12414096B2Wireless operation in unlicensed spectrumINTERDIGITAL PATENT HOLDINGS INC·Filed 2022·Granted Sep 9, 2025·0 cites·13 claims
- 2178US11716693B2Method and apparatus for data-splitting transmission from multiple sitesINTERDIGITAL PATENT HOLDINGS INC·Filed 2022·Granted Aug 1, 2023·0 cites·10 claims
- 2278US11665572B2Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacityINTERDIGITAL TECH CORP·Filed 2022·Granted May 30, 2023·0 cites·18 claims
- 2377US10397803B2Systems and methods for directional mesh networks with joint backhaul and access link designIDAC HOLDINGS INC·Filed 2013·Granted Aug 27, 2019·3 cites·20 claims
- 2477US8094653B2Software parameterizable control blocks for use in physical layer processingHEPLER EDWARD L·Filed 2009·Granted Jan 10, 2012·6 cites·13 claims
- 2577US7813312B2Method and system for preventing high speed downlink packet access transmissions lossINTERDIGITAL TECH CORP·Filed 2005·Granted Oct 12, 2010·7 cites·2 claims
- 2676US8688054B2Wireless communication method and apparatus for adaptively biasing channel quality indicators to maintain a desired block error ratePIETRASKI PHILIP J·Filed 2008·Granted Apr 1, 2014·5 cites·10 claims
- 2775US8787329B2Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacityMARINIER PAUL·Filed 2006·Granted Jul 22, 2014·3 cites·4 claims
- 2874US7492722B2Wireless communication method and apparatus for adaptively biasing channel quality indicators to maintain a desired block error rateINTERDIGITAL TECH CORP·Filed 2004·Granted Feb 17, 2009·16 cites·8 claims
- 2972US8295891B2UMTS FDD modem optimized for high data rate applicationsCASTOR DOUGLAS R·Filed 2008·Granted Oct 23, 2012·4 cites·11 claims
- 3072US7496074B2Software parameterizable control blocks for use in physical layer processingINTERDIGITAL TECH CORP·Filed 2003·Granted Feb 24, 2009·12 cites·29 claims
- 3168US9807782B2Method and apparatus for a multi-radio access technology layer for splitting downlink-uplink over different radio access technologiesINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Granted Oct 31, 2017·1 cites·8 claims
- 3260US9479314B2Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacityINTERDIGITAL TECH CORP·Filed 2014·Granted Oct 25, 2016·0 cites·4 claims
- 3359US10153870B2Method and apparatus for operating supplementary cells in licensed exempt spectrumINTERDIGITAL PATENT HOLDINGS INC·Filed 2018·Granted Dec 11, 2018·0 cites·19 claims
- 3458US10321347B2Method and apparatus for integrating different radio access technologies using carrier aggregationINTERDIGITAL PATENT HOLDINGS INC·Filed 2017·Granted Jun 11, 2019·0 cites·10 claims
- 3558US2017013492A1Method and apparatus for adjusting channel quality indicator feedback period to increase uplink capacityINTERDIGITAL TECH CORP·Filed 2016·Application pending·0 cites
- 3658US2020045574A1Method and system for directional-band relay enhancementsINTERDIGITAL PATENT HOLDINGS INC·Filed 2019·Application pending·0 cites
- 3757US2019327622A1Systems and methods for directional mesh networks with joint backhaul and access link designIDAC HOLDINGS INC·Filed 2019·Application pending·0 cites
- 3857US2016255590A1Method and apparatus for data-splitting transmission from multiple sitesINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Application pending·0 cites
- 3956US9288525B2Inter-device communications using visible lightCASTOR DOUGLAS R·Filed 2011·Granted Mar 15, 2016·1 cites·10 claims
- 4054US2014198744A1Method and apparatus for data-splitting transmission from multiple sitesINTERDIGITAL PATENT HOLDINGS·Filed 2012·Application pending·0 cites
- 4149US2018206139A1Method and system for directional-band relay enhancementsINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Application pending·0 cites
- 4246US2005128963A1Autonomous quality of service detection (AQD) in mobile equipmentINTERDIGITAL TECH CORP·Filed 2004·Application pending·0 cites
- 4345US2005254441A1Method and apparatus for efficiently allocating and deallocating interleaved data stored in a memory stackINTERDIGITAL TECH CORP·Filed 2004·Application pending·0 cites
- 4444US7515564B2Physical layer processing for a wireless communication system using code division multiple accessINTERDIGITAL TECH CORP·Filed 2002·Granted Apr 7, 2009·3 cites·22 claims
- 4543US2007053288A1Wireless communication method and apparatus for selecting a channel type for a callINTERDIGITAL TECH CORP·Filed 2006·Application pending·0 cites
- 4642US2006039330A1High speed downlink packet access co-processor for upgrading the capabilities of an existing modem hostINTERDIGITAL TECH CORP·Filed 2005·Application pending·0 cites
- 4741US7697487B2Physical layer processing for a wireless communication system using code division multiple accessINTERDIGITAL TECH CORP·Filed 2009·Granted Apr 13, 2010·0 cites·9 claims
- 4841US2014241265A1Component carrier traffic mappingPRAGADA RAVIKUMAR V·Filed 2012·Application pending·0 cites
- 4941US2014321282A1High-rate dual-band cellular communicationsINTERDIGITAL PATENT HOLDINGS·Filed 2012·Application pending·0 cites
- 5039US7899016B2Physical layer processing for a wireless communication system using code division multiple accessINTERDIGITAL TECH CORP·Filed 2010·Granted Mar 1, 2011·0 cites·4 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →