Inventor
RAMU KRISHNAN
US28 patents
⚠️ This page may combine multiple inventors who share the name “RAMU KRISHNAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RAMU KRISHNAN
16 patentsUS9054567B2Jun 9, 2015
High power density SRMs
RAMU KRISHNAN4 citations84
US8981705B2Mar 17, 2015
PM brushless motor drive circuit topology and control
RAMU KRISHNAN7 citations84
US8754605B2Jun 17, 2014
Power factor correction circuits for switched reluctance machines
RAMU KRISHNAN6 citations84
US8716961B2May 6, 2014
Switched reluctance and PM brushless DC motor drive control for electric vehicle application
RAMU KRISHNAN10 citations84
US8319456B2Nov 27, 2012
Method, controller, and power converter for controlling a single-switch based switched reluctance machine
RAMU KRISHNAN8 citations84
US8264182B2Sep 11, 2012
Motor power factor correction apparatus and method
RAMU KRISHNAN14 citations84
US8203302B2Jun 19, 2012
System and method for controlling four-quadrant operation of a switched reluctance motor drive through a single controllable switch
RAMU KRISHNAN6 citations78
US8901798B2Dec 2, 2014
Switched reluctance machines with minimum stator core
RAMU KRISHNAN10 citations76
US9312733B2Apr 12, 2016
High power density SRM
RAMU KRISHNAN1 citations62
US9093943B2Jul 28, 2015
High power density switched reluctance machines with hybrid excitation
RAMU KRISHNAN3 citations62
US8952591B2Feb 10, 2015
Rotor lamination shaping for minimum core loss in SRMs
RAMU KRISHNAN2 citations62
US8878467B2Nov 4, 2014
Power factor correction drive circuit topologies and control for switched reluctance machines
RAMU KRISHNAN2 citations62
US8541920B2Sep 24, 2013
High density windings for a concentric wound electrical machine stator
RAMU KRISHNAN3 citations62
US8525450B2Sep 3, 2013
Power factor correction drive circuit topologies and control for switched reluctance machines
RAMU KRISHNAN4 citations62
US8674648B2Mar 18, 2014
Single switch controlled switched reluctance machine
RAMU KRISHNAN0 citations52
US8624541B2Jan 7, 2014
System and method for controlling four-quadrant operation of a switched reluctance motor drive through a single controllable switch
RAMU KRISHNAN0 citations46
VIRGINIA TECH INTELL PROP
7 patentsUS7034422B2Apr 25, 2006
Radial-axial electromagnetic flux electric motor, coaxial electromagnetic flux electric motor, and rotor for same
VIRGINIA TECH INTELL PROP56 citations96
US7271564B2Sep 18, 2007
Method, apparatus, and system for drive control, power conversion, and start-up control in an SRM or PMBDCM drive system
VIRGINIA TECH INTELL PROP39 citations92
US7015615B2Mar 21, 2006
Apparatus and method that prevent flux reversal in the stator back material of a two-phase SRM (TPSRM)
VIRGINIA TECH INTELL PROP18 citations88
US7412339B2Aug 12, 2008
Method and apparatus for identifying an operational phase of a motor phase winding and controlling energization of the phase winding
VIRGINIA TECH INTELL PROP21 citations86
US7372232B2May 13, 2008
Apparatus for drive control, power conversion, and start-up control in a PMBDCM or two-phase SRM drive system
VIRGINIA TECH INTELL PROP14 citations84
US7134396B2Nov 14, 2006
System to generate and control levitation, propulsion and guidance of linear switched reluctance machines
VIRGINIA TECH INTELL PROP15 citations84
US7420308B2Sep 2, 2008
PMBDCM and two phase SRM motor, two phase SRM rotor and stator, and coil wrap for PMBDCM and SRM motors
VIRGINIA TECH INTELL PROP18 citations77
HUDSON CHRISTOPHER ALLEN
2 patentsUS8618761B2Dec 31, 2013
Method for controlling motor operation using information characterizing regions of motor operation
HUDSON CHRISTOPHER ALLEN11 citations78
US8080964B2Dec 20, 2011
Neural network and method for estimating regions of motor operation from information characterizing the motor
HUDSON CHRISTOPHER ALLEN10 citations78