Assignee
MICROSEMI CORP
US·175 granted patents·11 pending applications·3,551 citations·filing 1991–2020
Top patents by PatentIndex Score
186 records- 0198US7919952B1Automatic gain control technique for current monitoring in current-mode switching regulatorsMICROSEMI CORP·Filed 2005·Granted Apr 5, 2011·251 cites·20 claims
- 0297US7851881B1Schottky barrier diode (SBD) and its off-shoot merged PN/Schottky diode or junction barrier Schottky (JBS) diodeMICROSEMI CORP·Filed 2009·Granted Dec 14, 2010·87 cites·33 claims
- 0396US7102340B1Dual-mode PFM boost converterMICROSEMI CORP·Filed 2004·Granted Sep 5, 2006·132 cites·24 claims
- 0496US7061183B1Zigzag topology for balancing current among paralleled gas discharge lampsMICROSEMI CORP·Filed 2005·Granted Jun 13, 2006·60 cites·24 claims
- 0595US7425819B2Slope compensation circuitMICROSEMI CORP·Filed 2005·Granted Sep 16, 2008·79 cites·20 claims
- 0695US7242147B2Current sharing scheme for multiple CCF lamp operationMICROSEMI CORP·Filed 2004·Granted Jul 10, 2007·50 cites·12 claims
- 0795US7239087B2Method and apparatus to drive LED arrays using time sharing techniqueMICROSEMI CORP·Filed 2004·Granted Jul 3, 2007·96 cites·13 claims
- 0895US7183727B2Optical and temperature feedbacks to control display brightnessMICROSEMI CORP·Filed 2004·Granted Feb 27, 2007·121 cites·20 claims
- 0995US7173382B2Nested balancing topology for balancing current among multiple lampsMICROSEMI CORP·Filed 2005·Granted Feb 6, 2007·43 cites·20 claims
- 1094US9677913B2Inductive displacement sensorMICROSEMI CORP·Filed 2015·Granted Jun 13, 2017·12 cites·19 claims
- 1194US7414371B1Voltage regulation loop with variable gain control for inverter circuitMICROSEMI CORP·Filed 2006·Granted Aug 19, 2008·47 cites·20 claims
- 1294US7411360B2Apparatus and method for striking a fluorescent lampMICROSEMI CORP·Filed 2007·Granted Aug 12, 2008·29 cites·20 claims
- 1394US7112929B2Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight systemMICROSEMI CORP·Filed 2005·Granted Sep 26, 2006·39 cites·20 claims
- 1494US7109691B2Systems for auto-interleaving synchronization in a multiphase switching power converterMICROSEMI CORP·Filed 2005·Granted Sep 19, 2006·65 cites·20 claims
- 1594US6979959B2Apparatus and method for striking a fluorescent lampMICROSEMI CORP·Filed 2003·Granted Dec 27, 2005·74 cites·36 claims
- 1694US6876157B2Lamp inverter with pre-regulatorMICROSEMI CORP·Filed 2003·Granted Apr 5, 2005·93 cites·21 claims
- 1794US6870330B2Shorted lamp detection in backlight systemMICROSEMI CORP·Filed 2003·Granted Mar 22, 2005·95 cites·13 claims
- 1893US10837847B2Angular rotation sensorMICROSEMI CORP·Filed 2018·Granted Nov 17, 2020·11 cites·17 claims
- 1993US8368481B2RF switchable balunMICROSEMI CORP·Filed 2010·Granted Feb 5, 2013·47 cites·20 claims
- 2093US7755595B2Dual-slope brightness control for transflective displaysMICROSEMI CORP·Filed 2005·Granted Jul 13, 2010·15 cites·8 claims
- 2193US7468722B2Method and apparatus to control display brightness with ambient light correctionMICROSEMI CORP·Filed 2004·Granted Dec 23, 2008·54 cites·21 claims
- 2293US7187139B2Split phase inverters for CCFL backlight systemMICROSEMI CORP·Filed 2004·Granted Mar 6, 2007·61 cites·23 claims
- 2393US7187140B2Lamp current control using profile synthesizerMICROSEMI CORP·Filed 2004·Granted Mar 6, 2007·55 cites·20 claims
- 2493US7183724B2Inverter with two switching stages for driving lampMICROSEMI CORP·Filed 2004·Granted Feb 27, 2007·78 cites·22 claims
- 2593US7141933B2Systems and methods for a transformer configuration for driving multiple gas discharge tubes in parallelMICROSEMI CORP·Filed 2004·Granted Nov 28, 2006·58 cites·30 claims
- 2692US10921155B2Multi cycle dual redundant angular position sensing mechanism and associated method of use for precise angular displacement measurementMICROSEMI CORP·Filed 2018·Granted Feb 16, 2021·12 cites·13 claims
- 2792US10158444B1Event-driven precision time transferMICROSEMI CORP·Filed 2017·Granted Dec 18, 2018·48 cites·16 claims
- 2892US9212992B2Apparatus and method for sensing incident light having dual photodiode to absorb light in respective depletion regions controlled by different bias voltagesMICROSEMI CORP·Filed 2013·Granted Dec 15, 2015·9 cites·18 claims
- 2992US6636104B2Multiple output charge pumpMICROSEMI CORP·Filed 2001·Granted Oct 21, 2003·72 cites·10 claims
- 3091US9491815B2LED luminaire driving circuit and methodMICROSEMI CORP·Filed 2014·Granted Nov 8, 2016·14 cites·13 claims
- 3191US7868603B2Method and apparatus to compensate for supply voltage variations in a PWM-based voltage regulatorMICROSEMI CORP·Filed 2007·Granted Jan 11, 2011·26 cites·20 claims
- 3291US7294971B2Balancing transformers for ring balancerMICROSEMI CORP·Filed 2004·Granted Nov 13, 2007·42 cites·20 claims
- 3391US7250731B2Primary side current balancing scheme for multiple CCF lamp operationMICROSEMI CORP·Filed 2005·Granted Jul 31, 2007·25 cites·20 claims
- 3490US10760928B1Planar linear inductive position sensor having edge effect compensationMICROSEMI CORP·Filed 2019·Granted Sep 1, 2020·10 cites·15 claims
- 3590US10415952B2Angular position sensor and associated method of useMICROSEMI CORP·Filed 2017·Granted Sep 17, 2019·14 cites·20 claims
- 3690US7005835B2Method and apparatus for load sharing in a multiphase switching power converterMICROSEMI CORP·Filed 2003·Granted Feb 28, 2006·80 cites·13 claims
- 3789US9929651B2Converter with hysteretic controlMICROSEMI CORP·Filed 2016·Granted Mar 27, 2018·14 cites·22 claims
- 3889US9319537B2Load balancing reverse power supplyMICROSEMI CORP·Filed 2015·Granted Apr 19, 2016·11 cites·38 claims
- 3989US7977928B2Method and apparatus for modifying right half-plane zero in a cascaded DC-DC buck-boost converterMICROSEMI CORP·Filed 2009·Granted Jul 12, 2011·29 cites·20 claims
- 4089US7906943B2Boost converter with adaptive coil peak currentMICROSEMI CORP·Filed 2007·Granted Mar 15, 2011·34 cites·19 claims
- 4189US7525291B1Linearly regulated battery chargerMICROSEMI CORP·Filed 2004·Granted Apr 28, 2009·59 cites·17 claims
- 4289US7391172B2Optical and temperature feedbacks to control display brightnessMICROSEMI CORP·Filed 2007·Granted Jun 24, 2008·20 cites·20 claims
- 4389US7038288B2Front side illuminated photodiode with backside bumpMICROSEMI CORP·Filed 2003·Granted May 2, 2006·64 cites·25 claims
- 4489US6946806B1Method and apparatus for controlling minimum brightness of a fluorescent lampMICROSEMI CORP·Filed 2003·Granted Sep 20, 2005·50 cites·13 claims
- 4588US7466819B2System for powering a switch over data communication cabling infrastructureMICROSEMI CORP·Filed 2005·Granted Dec 16, 2008·13 cites·22 claims
- 4688US7388413B1Ramp generator with fast resetMICROSEMI CORP·Filed 2005·Granted Jun 17, 2008·17 cites·20 claims
- 4788US6812776B2Multiple output charge pumpMICROSEMI CORP·Filed 2003·Granted Nov 2, 2004·50 cites·17 claims
- 4888US6605931B2Switching regulator with transient recovery circuitMICROSEMI CORP·Filed 2001·Granted Aug 12, 2003·56 cites·18 claims
- 4987US8988056B2Converter with hysteretic controlMICROSEMI CORP·Filed 2012·Granted Mar 24, 2015·12 cites·24 claims
- 5087US7759906B2Linearly regulated battery chargerMICROSEMI CORP·Filed 2009·Granted Jul 20, 2010·18 cites·18 claims
Showing the top 50 of 186 patent records by PatentIndex Score.
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