Inventor · disambiguated record
Vijay K. Maddali
Also filed as: MADDALI VIJAY · MADDALI VIJAY K
35 granted patents·2 pending applications·874 citations·filing 1987–2015
98Inventor score
Files withHAMILTON SUNDSTRAND CORP16SUNDSTRAND CORP10MADDALI VIJAY K6MARKUNAS ALBERT L1MYROTH JEFFREY D1
Top patents by PatentIndex Score
37 records- 0198US5384527ARotor position detector with back EMF voltage estimationSUNDSTRAND CORP·Filed 1993·Granted Jan 24, 1995·142 cites·36 claims
- 0297US5430362AEngine starting system utilizing multiple controlled acceleration ratesSUNDSTRAND CORP·Filed 1993·Granted Jul 4, 1995·198 cites·20 claims
- 0396US7884581B2Active damping for synchronous generator torsional oscillationsHAMILTON SUNDSTRAND CORP·Filed 2010·Granted Feb 8, 2011·14 cites·13 claims
- 0490US7400117B1Generating system with a regulated permanent magnet machine and an active rectifierHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Jul 15, 2008·22 cites·17 claims
- 0589US6850043B1Excessive voltage protector for a variable frequency generating systemHAMILTON SUNDSTRAND CORP·Filed 2003·Granted Feb 1, 2005·48 cites·12 claims
- 0688US7034497B2Carrier injection sensorless control of aircraft variable frequency wound field synchronous starter/generatorsHAMILTON SUNDSTRAND CORP·Filed 2004·Granted Apr 25, 2006·41 cites·13 claims
- 0786US7808215B2Active damping for synchronous generator torsional oscillationsHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Oct 5, 2010·14 cites·15 claims
- 0886US5327335AHarmonic feedback control for an inverterSUNDSTRAND CORP·Filed 1992·Granted Jul 5, 1994·72 cites·25 claims
- 0985US8115441B2On-line measurement of an induction machine's rotor time constant by small signal d-axis current injectionROMENESKO CHARLES J·Filed 2007·Granted Feb 14, 2012·17 cites·21 claims
- 1079US5068591ASpeed control for electrical generating systemSUNDSTRAND CORP·Filed 1989·Granted Nov 26, 1991·34 cites·19 claims
- 1179US5047699AVSCF start system motor current estimatorSUNDSTRAND CORP·Filed 1989·Granted Sep 10, 1991·31 cites·16 claims
- 1278US7638959B2Method of operating a brushless motor wherein open loop and closed loop controllers utilize different commutation methodsHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Dec 29, 2009·11 cites·18 claims
- 1376US5016157AVSCF system with DC link harmonics controlSUNDSTRAND CORP·Filed 1989·Granted May 14, 1991·32 cites·18 claims
- 1475US4841202ASpeed-limited electrically compensated constant speed driveSUNDSTRAND CORP·Filed 1987·Granted Jun 20, 1989·29 cites·8 claims
- 1574US7876542B2Generator for gas turbine engine having DC bus fault short circuit control using a batteryHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Jan 25, 2011·11 cites·19 claims
- 1674US7746038B2System and method for suppressing DC link voltage buildup due to generator armature reactionHAMILTON SUNDSTRAND CORP·Filed 2008·Granted Jun 29, 2010·9 cites·21 claims
- 1773US7786708B2Starter/generator system with control to address a voltage risePRATT & WHITNEY CANADA·Filed 2007·Granted Aug 31, 2010·8 cites·11 claims
- 1871US8970183B2Overvoltage limiter in an aircraft electrical power generation systemMADDALI VIJAY K·Filed 2011·Granted Mar 3, 2015·3 cites·7 claims
- 1970US8056417B2Torque oscillation monitoringMARKUNAS ALBERT L·Filed 2009·Granted Nov 15, 2011·7 cites·13 claims
- 2070US7583046B2Rotor position detection at standstill and low speeds using a low power permanent magnet machineHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Sep 1, 2009·7 cites·11 claims
- 2168US10432120B2Automatic fault isolation methodologyMADDALI VIJAY K·Filed 2012·Granted Oct 1, 2019·2 cites·13 claims
- 2268US7375499B2Fault tolerant synchronisation source for excitation control of a three phase power generating systemHAMILTON SUNDSTRAND CORP·Filed 2005·Granted May 20, 2008·8 cites·9 claims
- 2367US8213136B2Engine having power bus fault short circuit control with a disconnection switchMADDALI VIJAY K·Filed 2007·Granted Jul 3, 2012·7 cites·12 claims
- 2467US7852049B2Dual channel power generation systemHAMILTON SUNDSTRAND CORP·Filed 2008·Granted Dec 14, 2010·6 cites·12 claims
- 2567US5383107AHarmonic control for an inverter by use of an objective functionSUNDSTRAND CORP·Filed 1992·Granted Jan 17, 1995·35 cites·35 claims
- 2663US8004222B2Negative sequence carrier signal controllerHAMILTON SUNDSTRAND CORP·Filed 2008·Granted Aug 23, 2011·5 cites·13 claims
- 2762US8072191B2Shorted rotating diode detection and protectionMADDALI VIJAY K·Filed 2008·Granted Dec 6, 2011·6 cites·10 claims
- 2861US7619327B2Hybrid electromechanical power transfer systemHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Nov 17, 2009·5 cites·13 claims
- 2961US7466088B2Signal control for motor position determinationHAMILTON SUNDSTRAND CORP·Filed 2005·Granted Dec 16, 2008·4 cites·13 claims
- 3060US7091702B2Digital real and reactive load division controlHAMILTON SUNDSTRAND CORP·Filed 2004·Granted Aug 15, 2006·14 cites·27 claims
- 3155US5554923AVoltage regulator and method for DC power generating systemSUNDSTRAND CORP·Filed 1995·Granted Sep 10, 1996·18 cites·11 claims
- 3252US4967132AVSCF start system current estimatorSUNDSTRAND CORP·Filed 1988·Granted Oct 30, 1990·11 cites·10 claims
- 3348US8305049B2Starter voltage reducing synchronous machineMADDALI VIJAY K·Filed 2009·Granted Nov 6, 2012·2 cites·13 claims
- 3448US2015137786A1Overvoltage limiter in an aircraft electrical power generation systemHAMILTON SUNDSTRAND CORP·Filed 2015·Application pending·0 cites
- 3546US8120206B2Method of detecting a sustained parallel source conditionMYROTH JEFFREY D·Filed 2008·Granted Feb 21, 2012·1 cites·23 claims
- 3645US8941955B2Overvoltage prevention in an aircraft electrical power generation systemWAGNER CARL A·Filed 2011·Granted Jan 27, 2015·0 cites·17 claims
- 3738US2013182354A1Overvoltage protection during gcu failureMADDALI VIJAY K·Filed 2012·Application pending·0 cites
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