Inventor · disambiguated record
Lujing Cai
Also filed as: CAI LUJING
65 granted patents·18 pending applications·1,150 citations·filing 1995–2025
99Inventor score
Files withINTERDIGITAL PATENT HOLDINGS INC27INTERDIGITAL PATENT HOLDINGS10GLOBESPAN VIRATA INC6AT & T IP I LP5CAI LUJING5
Top patents by PatentIndex Score
83 records- 0197US10701217B2System, method, and apparatus for service grouping of users to different speed tiers for wireless communicationAT & T IP I LP·Filed 2019·Granted Jun 30, 2020·121 cites·20 claims
- 0297US10432798B1System, method, and apparatus for service grouping of users to different speed tiers for wireless communicationAT & T IP I LP·Filed 2018·Granted Oct 1, 2019·132 cites·20 claims
- 0396US8867442B2Method and apparatus for fast assistive transmission operationPELLETIER BENOIT·Filed 2011·Granted Oct 21, 2014·20 cites·8 claims
- 0496US8854976B2Method and apparatus for performing discontinuous reception and/or discontinuous transmission for a multi-carrier/multi-cell operationXI FENGJUN·Filed 2011·Granted Oct 7, 2014·28 cites·8 claims
- 0596US8457091B2Fast control channel feedback for multiple downlink carrier operationsPANI DIANA·Filed 2009·Granted Jun 4, 2013·35 cites·16 claims
- 0695US8665990B2Method and apparatus for multi-antenna transmission in uplinkINTERDIGITAL PATENT HOLDINGS·Filed 2012·Granted Mar 4, 2014·15 cites·6 claims
- 0795US8514820B2Sending feedback for multiple downlink carriersCAI LUJING·Filed 2011·Granted Aug 20, 2013·36 cites·38 claims
- 0894US8400935B2Method and an apparatus for providing control information for multi-carrier uplink transmissionPELLETIER BENOIT·Filed 2009·Granted Mar 19, 2013·26 cites·4 claims
- 0994US8355424B2Method and apparatus for multi-antenna transmission in uplinkINTERDIGITAL PATENT HOLDINGS·Filed 2010·Granted Jan 15, 2013·23 cites·6 claims
- 1093US11395275B2Multipoint transmission in wireless communicationINTERDIGITAL PATENT HOLDINGS INC·Filed 2020·Granted Jul 19, 2022·2 cites·12 claims
- 1192US9497566B2Efficient signaling for machine type communicationAGHILI BEHROUZ·Filed 2011·Granted Nov 15, 2016·12 cites·14 claims
- 1292US8948158B2Methods of multiple point HSDPA transmission in single or different frequenciesINTERDIGITAL PATENT HOLDINGS·Filed 2012·Granted Feb 3, 2015·11 cites·28 claims
- 1391US10798684B2Multipoint transmission in wireless communicationINTERDIGITAL PATENT HOLDINGS INC·Filed 2012·Granted Oct 6, 2020·8 cites·20 claims
- 1490US9713125B2Method and apparatus providing fast control channel feedback for multiple downlink carrier operationsINTERDIGITAL PATENT HOLDINGS INC·Filed 2013·Granted Jul 18, 2017·10 cites·14 claims
- 1590US8571488B2Power control for closed loop transmit diversity and MIMO in uplinkCAI LUJING·Filed 2011·Granted Oct 29, 2013·10 cites·31 claims
- 1690US2025358821A1Multipoint transmission in wireless communicationINTERDIGITAL PATENT HOLDINGS INC·Filed 2025·Application pending·0 cites
- 1789US9301225B2Managing power consumption in base stations and remote access pointsCOMSA VIRGIL·Filed 2011·Granted Mar 29, 2016·10 cites·3 claims
- 1889US9031600B2Method and apparatus for transmit power control for multiple antenna transmissions in the uplinkPELLETIER BENOIT·Filed 2010·Granted May 12, 2015·8 cites·14 claims
- 1988US9143213B2Method and apparatus for multi-antenna transmission in uplinkINTERDIGITAL PATENT HOLDINGS·Filed 2014·Granted Sep 22, 2015·6 cites·6 claims
- 2088US6536001B1Circuit and method for convolutional interleaving using a single modulo operationGLOBESPAN VIRATA INC·Filed 2000·Granted Mar 18, 2003·45 cites·11 claims
- 2187US6078645AApparatus and method for monitoring full duplex data communicationsLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jun 20, 2000·118 cites·11 claims
- 2286US10341992B2Method and apparatus for transmitting pilot on multiple antennasINTERDIGITAL PATENT HOLDINGS INC·Filed 2018·Granted Jul 2, 2019·3 cites·20 claims
- 2386US9407404B2Managing control signaling overhead for multi-carrier HSDPAXI FENGJUN·Filed 2012·Granted Aug 2, 2016·7 cites·12 claims
- 2486US9271168B2Systems and/or methods for managing or improving interference between cellsINTERDIGITAL PATENT HOLDINGS·Filed 2013·Granted Feb 23, 2016·6 cites·18 claims
- 2585US6205410B1System and method for bit loading with optimal margin assignmentGLOBESPAN SEMICONDUCTOR INC·Filed 1998·Granted Mar 20, 2001·147 cites·15 claims
- 2683US12389406B2Multipoint transmission in wireless communicationINTERDIGITAL PATENT HOLDINGS INC·Filed 2023·Granted Aug 12, 2025·0 cites·20 claims
- 2782US9356750B2Method and apparatus for fast assistive transmission operationINTERDIGITAL PATENT HOLDINGS·Filed 2014·Granted May 31, 2016·3 cites·14 claims
- 2882US2024388404A1Reference signal communication in a wireless networkINTERDIGITAL PATENT HOLDINGS INC·Filed 2024·Application pending·0 cites
- 2981US11553412B2Enhanced broadband and mobility accessAT & T IP I LP·Filed 2020·Granted Jan 10, 2023·1 cites·20 claims
- 3081US10531366B2Efficient signaling for machine type communicationIOT HOLDINGS INC·Filed 2017·Granted Jan 7, 2020·2 cites·14 claims
- 3181US9872228B2Efficient signaling for machine type communicationINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Granted Jan 16, 2018·2 cites·20 claims
- 3281US2025133494A1Method and apparatus for performing discontinuous reception and/or discontinuous transmission for a multi-carrier/multi-cell operationINTERDIGITAL PATENT HOLDINGS INC·Filed 2024·Application pending·0 cites
- 3379US11877291B2Multipoint transmission in wireless communicationINTERDIGITAL PATENT HOLDINGS INC·Filed 2022·Granted Jan 16, 2024·0 cites·20 claims
- 3479US9867147B2Method and apparatus for transmit power control for multiple antenna transmissions in the uplinkINTERDIGITAL PATENT HOLDINGS INC·Filed 2015·Granted Jan 9, 2018·2 cites·10 claims
- 3579US5550908AModem communications interoperability with services equipped to provide calling party identity delivery with call waitingLUCENT TECHNOLOGIES INC·Filed 1995·Granted Aug 27, 1996·85 cites·12 claims
- 3678US9736816B2Method for transmission of an E-DCH control channel in MIMO operationsINTERDIGITAL PATENT HOLDINGS INC·Filed 2013·Granted Aug 15, 2017·4 cites·22 claims
- 3778US6922444B1System and method for providing adaptive rate selectionGLOBESPAN VIRATA INC·Filed 2001·Granted Jul 26, 2005·25 cites·38 claims
- 3878US2025081095A1Enhanced broadband and mobility accessAT & T IP I LP·Filed 2024·Application pending·0 cites
- 3977US9826490B2Power control for closed loop transmit diversity and MIMO in uplinkINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Granted Nov 21, 2017·2 cites·20 claims
- 4076US12185240B2Method and apparatus for performing discontinuous reception and/or discontinuous transmission for a multi-carrier/multi-cell operationINTERDIGITAL PATENT HOLDINGS INC·Filed 2022·Granted Dec 31, 2024·0 cites·20 claims
- 4176US9801161B2Method and an apparatus for providing control information for multi-carrier uplink transmissionINTERDIGITAL PATENT HOLDING INC·Filed 2013·Granted Oct 24, 2017·4 cites·16 claims
- 4275US12177773B2Enhanced broadband and mobility accessAT & T IP I LP·Filed 2023·Granted Dec 24, 2024·0 cites·20 claims
- 4375US10299227B2Power control for closed loop transmit diversity and MIMO in uplinkINTERDIGITAL PATENT HOLDINGS INC·Filed 2013·Granted May 21, 2019·2 cites·20 claims
- 4474US11470551B2Method and apparatus for performing discontinuous reception and/or discontinuous transmission for a multi-carrier/multi-cell operationINTERDIGITAL PATENT HOLDINGS INC·Filed 2014·Granted Oct 11, 2022·2 cites·26 claims
- 4574US9295041B2Systems and methods for uplink feedback for high-speed downlink packet access (HSPDA)INTERDIGITAL PATENT HOLDINGS·Filed 2014·Granted Mar 22, 2016·2 cites·14 claims
- 4673US9913270B2Method and apparatus for fast assistive transmission operationINTERDIGITAL PATENT HOLDINGS INC·Filed 2016·Granted Mar 6, 2018·1 cites·14 claims
- 4773US9246646B2Method and apparatus for transmitting pilot on multiple antennasPELLETIER BENOIT·Filed 2011·Granted Jan 26, 2016·2 cites·16 claims
- 4871US8913535B2Systems and methods for uplink feedback for high-speed downlink packet access (HSPDA)CAI LUJING·Filed 2011·Granted Dec 16, 2014·2 cites·7 claims
- 4971US6967996B1System and method for optimizing digital subscriber line performance between transceivers from multiple manufacturersGLOBESPAN VIRATA INC·Filed 2000·Granted Nov 22, 2005·14 cites·12 claims
- 5070US7813434B2Systems and methods for improved bit loading for discrete multi-tone modulated multiple latency applicationsIKANOS COMMUNICATIONS INC·Filed 2006·Granted Oct 12, 2010·4 cites·20 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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