Inventor · disambiguated record
Zhijun Cai
Also filed as: CAI ZHIJUN · CAI ZHIJUN S · CAI ZHIJUN SAM
519 granted patents·70 pending applications·3,408 citations·filing 2003–2025
99Inventor score
Top patents by PatentIndex Score
589 records- 0198US10959192B2Reporting power headroom for aggregated carriersBLACKBERRY LTD·Filed 2020·Granted Mar 23, 2021·4 cites·20 claims
- 0298US9648514B2Method and system for protocol layer enhancements in data offload over small cellsBLACKBERRY LTD·Filed 2013·Granted May 9, 2017·34 cites·24 claims
- 0398US8626225B2Power headroom reporting for carrier aggregationHEO YOUN HYOUNG·Filed 2010·Granted Jan 7, 2014·34 cites·27 claims
- 0498US8351359B2Reporting power headroom for aggregated carriersRESEARCH IN MOTION LTD·Filed 2010·Granted Jan 8, 2013·35 cites·21 claims
- 0597US11251620B2Micro-grid site predictive control for multipower resource management with machine learningCATERPILLAR INC·Filed 2020·Granted Feb 15, 2022·8 cites·20 claims
- 0697US10927774B2Control of multiple engines using one or more parameters associated with the multiple enginesCATERPILLAR INC·Filed 2018·Granted Feb 23, 2021·158 cites·20 claims
- 0797US10104584B2Uplink data splittingBLACKBERRY LTD·Filed 2015·Granted Oct 16, 2018·19 cites·16 claims
- 0897US8965443B2Method and system for access and uplink power control for a wireless system having multiple transmit pointsGAO SHIWEI·Filed 2011·Granted Feb 24, 2015·20 cites·22 claims
- 0997US8804586B2Control channel interference management and extended PDCCH for heterogeneous networkFONG MO-HAN·Filed 2010·Granted Aug 12, 2014·39 cites·14 claims
- 1097US8755791B2Method and system for low power downlink transmission in heterogeneous networksBONTU CHANDRA SEKHAR·Filed 2012·Granted Jun 17, 2014·53 cites·26 claims
- 1197US8537862B2Transmit downlink control information with higher order modulationBLANKENSHIP YUFEI WU·Filed 2011·Granted Sep 17, 2013·79 cites·35 claims
- 1297US8359039B2System and method for sharing a control channel for carrier aggregationRESEARCH IN MOTION LTD·Filed 2010·Granted Jan 22, 2013·32 cites·14 claims
- 1397US8305987B2Reference signal for a coordinated multi-point network implementationFONG MO-HAN·Filed 2010·Granted Nov 6, 2012·69 cites·27 claims
- 1497US8130687B2Multi-stage setup for long-term evolution multimedia broadcast multicast service transmissionsCAI ZHIJUN·Filed 2007·Granted Mar 6, 2012·49 cites·12 claims
- 1596US11937190B2Reporting power headroom for aggregated carriersBLACKBERRY LTD·Filed 2023·Granted Mar 19, 2024·1 cites·19 claims
- 1696US11546900B2Method and system for signaling transmission layers for single user and multi user MIMOBLACKBERRY LTD·Filed 2021·Granted Jan 3, 2023·3 cites·19 claims
- 1796US11395248B2Small cell demodulation reference signal and initial synchronizationBLACKBERRY LTD·Filed 2020·Granted Jul 19, 2022·3 cites·20 claims
- 1896US10302478B1Method and system for cargo load detectionBLACKBERRY LTD·Filed 2018·Granted May 28, 2019·11 cites·23 claims
- 1996US9642121B2Methods and apparatus for enabling further enhancements to flexible subframes in LTE heterogeneous networksBLACKBERRY LTD·Filed 2015·Granted May 2, 2017·12 cites·23 claims
- 2096US9578671B2Establishing multiple connections between a user equipment and wireless access network nodesRESEARCH IN MOTION LTD·Filed 2013·Granted Feb 21, 2017·31 cites·26 claims
- 2196US9332516B2Method and system for signaling in a heterogeneous networkBLANKENSHIP YUFEI WU·Filed 2012·Granted May 3, 2016·22 cites·23 claims
- 2296US8335466B2System and method for resource allocationCAI ZHIJUN·Filed 2008·Granted Dec 18, 2012·46 cites·30 claims
- 2396US8208416B2Uplink resynchronization for use in communication systemsSUZUKI TAKASHI·Filed 2011·Granted Jun 26, 2012·18 cites·19 claims
- 2496US8121045B2Channel quality indicator transmission timing with discontinuous receptionCAI ZHIJUN·Filed 2008·Granted Feb 21, 2012·51 cites·19 claims
- 2595US11877297B2Method and system for signaling transmission layers for single user and multi user MIMOBLACKBERRY LTD·Filed 2022·Granted Jan 16, 2024·1 cites·20 claims
- 2695US9945375B2System and method for automatic tuning of reference model for fracking rig pumpCATERPILLAR INC·Filed 2016·Granted Apr 17, 2018·29 cites·20 claims
- 2795US9441348B1Hydraulic system with operator skill level compensationCATERPILLAR INC·Filed 2015·Granted Sep 13, 2016·13 cites·15 claims
- 2895US9258092B2Sounding reference signal transmission in carrier aggregationBLACKBERRY LTD·Filed 2013·Granted Feb 9, 2016·17 cites·14 claims
- 2995US9155077B2Methods and apparatus for enabling further enhancements to flexible subframes in LTE heterogeneous networksBLACKBERRY LTD·Filed 2013·Granted Oct 6, 2015·17 cites·25 claims
- 3095US9107173B2Method and system for access and uplink power control for a wireless system having multiple transmit pointsGAO SHIWEI·Filed 2011·Granted Aug 11, 2015·19 cites·17 claims
- 3195US8848641B2Methods for radio link failure recovery, and user equipmentFONG MO-HAN·Filed 2010·Granted Sep 30, 2014·23 cites·30 claims
- 3295US8744341B2Reporting power headroom for aggregated carriersRESEARCH IN MOTION LTD·Filed 2012·Granted Jun 3, 2014·12 cites·18 claims
- 3395US8582638B2System and method for channel state feedback in carrier aggregationEARNSHAW MARK·Filed 2010·Granted Nov 12, 2013·34 cites·12 claims
- 3495US8547867B2Method and apparatus for interference identification on configuration of LTE and BTKOO CHANGHOI·Filed 2011·Granted Oct 1, 2013·27 cites·44 claims
- 3595US8494454B2System and method for reducing blind decoding for carrier aggregationMCBEATH SEAN·Filed 2010·Granted Jul 23, 2013·16 cites·8 claims
- 3695US8432843B2Method and system for the control of discontinuous reception in a wireless networkCAI ZHIJUN·Filed 2009·Granted Apr 30, 2013·28 cites·9 claims
- 3795US8423856B2Method and apparatus for semi-persistent scheduling activation detectionCAI ZHIJUN·Filed 2010·Granted Apr 16, 2013·21 cites·20 claims
- 3895US8295240B2Discontinuous reception start offset coordinated with semi-persistent scheduling system and methodSUZUKI TAKASHI·Filed 2010·Granted Oct 23, 2012·17 cites·19 claims
- 3995US8238837B2System and method for uplink timing synchronization in conjunction with discontinuous receptionWOMACK JAMES EARL·Filed 2011·Granted Aug 7, 2012·16 cites·30 claims
- 4095US8199725B2Rank indicator transmission during discontinuous receptionYU YI·Filed 2008·Granted Jun 12, 2012·34 cites·24 claims
- 4195US8179828B2Precoding matrix index feedback interaction with discontinuous receptionCAI ZHIJUN·Filed 2008·Granted May 15, 2012·33 cites·25 claims
- 4294US11499547B2Hydraulic fracturing pump health monitorCATERPILLAR INC·Filed 2020·Granted Nov 15, 2022·4 cites·13 claims
- 4394US9252935B2Reporting power headroom for aggregated carriersBLACKBERRY LTD·Filed 2014·Granted Feb 2, 2016·8 cites·35 claims
- 4494US9131434B2Using a cell as a pathloss or timing referenceRESEARCH IN MOTION LTD·Filed 2012·Granted Sep 8, 2015·11 cites·27 claims
- 4594US8855061B2System and method for transmitting power headroom information for aggregated carriersHEO YOUN HYOUNG·Filed 2010·Granted Oct 7, 2014·11 cites·30 claims
- 4694US8831611B2Method and apparatus for avoiding in-device coexistence interference with keeping time update for handoverKOO CHANGHOI·Filed 2011·Granted Sep 9, 2014·18 cites·36 claims
- 4794US8744449B2Mobility parameter adjustment and mobility state estimation in heterogeneous networksSONG YI·Filed 2012·Granted Jun 3, 2014·17 cites·62 claims
- 4894US8644422B2Low overhead PMI and CQI feedback and pairing schemes for MU-MIMOGAO SHIWEI·Filed 2010·Granted Feb 4, 2014·23 cites·20 claims
- 4994US8441970B1Uplink resynchronization for use in communication systemRESEARCH IN MOTION LTD·Filed 2013·Granted May 14, 2013·11 cites·19 claims
- 5094US8402334B2System and method for hybrid automatic repeat request (HARQ) functionality in a relay nodeYU YI·Filed 2008·Granted Mar 19, 2013·24 cites·29 claims
Showing the top 50 of 589 patent records by PatentIndex Score.
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