Polarity-and-load independent circuit arrangement for converting electrical energy
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patent
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July 1980 |
d.c. to d.c. converter power supply with dual regulated outputs
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patent
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May 1987 |
High frequency DC/AC power converting apparatus
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patent
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October 1992 |
DC to AC electric power converting apparatus
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patent
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February 1993 |
Power conversion apparatus
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patent
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December 1993 |
AC line current controller utilizing line connected inductance and DC voltage component
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patent
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February 1994 |
Power conversion system, method for controlling the same, and uninterruptible power supply using the same
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patent
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February 1994 |
High voltage dc-dc converter with dynamic voltage regulation and decoupling during load-generated arcs
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patent
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May 1995 |
Series-parallel switchable capacitor charging system
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patent
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October 1995 |
AC voltage regulator
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patent
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August 1996 |
Galvanically isolated transmission of power and information to an electronic unit
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patent
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September 1999 |
System and method for controlling power factor and power converter employing the same
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patent
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March 2000 |
Dual opposed interleaved coupled inductor soft switching converters
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patent
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November 2000 |
Protection apparatus and protection method of PWM cycloconverter
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patent
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February 2002 |
Overvoltage protection apparatus for a matrix converter
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patent
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December 2002 |
Universal high efficiency power converter
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patent
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March 2003 |
Variable speed wind turbine having a matrix converter
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patent
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May 2003 |
Apparatus for generating and distributing electrical power to loads in a vehicle
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patent
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June 2003 |
Multiple flywheel energy storage system
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patent
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September 2003 |
Line voltage variation compensation apparatus
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patent
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January 2006 |
Power system for supplying stable power
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patent
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February 2006 |
Parallel current mode control using a direct duty cycle algorithm with low computational requirements to perform power factor correction
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patent
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January 2008 |
Converter circuit with two converter elements
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patent
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February 2008 |
PWM method for cycloconverter
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patent
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January 2009 |
Power conversion regulator with exponentiating feedback loop
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patent
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February 2009 |
Spread spectrum power converter with duty-cycle error compensation
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patent
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April 2009 |
Multilevel AC/DC converter for traction applications
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patent
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July 2009 |
Control scheme providing a freewheeling period in a cyclo-converter and a high frequency inverter
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patent
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October 2009 |
Power conversion system with galvanically isolated high frequency link
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patent
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March 2010 |
Switching power supply unit
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patent
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July 2010 |
Battery charger for a handheld computing device and an external battery
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patent
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November 2011 |
Power-conversion control system including sliding mode controller and cycloconverter
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patent
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June 2012 |
Systems and methods for commutating inductor current using a matrix converter
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patent
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October 2012 |
Inverter employing a boost chopper circuit and a resonant converter circuit
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patent
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December 2013 |
AC-AC converter with high frequency link
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patent
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February 2014 |
Systems and methods for initializing a charging system
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patent
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September 2014 |
Overvoltage protection apparatus for a matrix converter
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patent-application
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October 2001 |
Power converter
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patent-application
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November 2001 |
Universal high efficiency power converter
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patent-application
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April 2002 |
Power supply device for electromotive railcar
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patent-application
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August 2001 |
Apparatus for generating and distributing electrical power to loads in a vehicle
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patent-application
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August 2002 |
Apparatus and a method for voltage conversion
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patent-application
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November 2002 |
Multiple flywheel energy storage system
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patent-application
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June 2003 |
Variable speed wind turbine having a matrix converter
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patent-application
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February 2004 |
Method and apparatus for auto-interleaving synchronization in a multiphase switching power converter
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patent-application
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March 2004 |
Apparatus and method for high-frequency operation in a battery charger
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patent-application
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April 2004 |
High power factor inverter for electronic loads & other DC sources
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patent-application
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June 2004 |
Power supply apparatus
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patent-application
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December 2004 |
Method and apparatus for a power system for phased-array radar
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patent-application
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December 2004 |
Power generation system and control method
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patent-application
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September 2005 |
Parallel current mode control
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patent-application
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December 2005 |
Three-phase ac-to-dc-to-ac converter
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patent-application
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June 2006 |
System and method for precharging and discharging a high power ultracapacitor pack
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patent-application
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August 2006 |
Commutation technique for an AC-to-AC converter based on state machine control
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patent-application
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February 2007 |
Bi-directional DC-DC converter and control method
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patent-application
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June 2007 |
Power Supply System for Vehicle with Improved Energy Efficiency and Vehicle Including the Same
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patent-application
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November 2007 |
Universal Power Converter
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patent-application
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January 2008 |
PWM method for cycloconverter
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patent-application
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March 2008 |
Control scheme for DC/AC cycloconverter
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patent-application
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March 2008 |
Parallel Current Mode Control Using a Direct Duty Cycle Algorithm with Low Computational Requirements to Perform Power Factor Correction
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patent-application
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May 2008 |
Apparatus and Methods for Power Conversion
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patent-application
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June 2008 |
Switching power supply unit
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patent-application
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August 2008 |
Method and apparatus for regulating a diode conduction duty cycle
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patent-application
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February 2009 |
Matrix Converter Apparatus
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patent-application
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March 2009 |
System and Method for Coordinated Control and Utilization of Local Storage and Generation, with a Power Grid
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patent-application
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July 2009 |
Inverter Circuit and Method for Operating the Inverter Circuit
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patent-application
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October 2009 |
Charging System
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patent-application
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December 2009 |
Isolated DC-DC Converter
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patent-application
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April 2010 |
Switch-Mode Power Supply
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patent-application
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May 2010 |
Unity power factor isolated single phase matrix converter battery charger
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patent-application
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September 2010 |
Bidirectional energy converter
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patent-application
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September 2010 |
Battery charging apparatus and method of operating same
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patent-application
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October 2010 |
Charging system with galvanic isolation and multiple operating modes
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patent-application
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February 2011 |
Systems and methods for bi-directional energy delivery with galvanic isolation
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patent-application
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February 2011 |
Secondary side post regulator of flyback power converter with multile outputs
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patent-application
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February 2011 |
System and method for multi-phase voltage regulation
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patent-application
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April 2011 |
Digitally controlling a power converter
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patent-application
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April 2011 |
Systems and methods for deactivating a matrix converter
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patent-application
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September 2011 |
Systems and methods for reducing transient voltage spikes in matrix converters
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patent-application
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January 2012 |
Compensation for electrical converter nonlinearities
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patent-application
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May 2012 |
Compensation for electrical converter nonlinearities
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patent-application
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May 2012 |
Systems and methods for reducing harmonic distortion in electrical converters
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patent-application
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May 2012 |
Discharging a dc bus capacitor of an electrical converter system
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patent-application
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October 2012 |
A Unified Approach for the Derivation of Robust Control for Boost PFC Converters
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journal
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November 2009 |
A Control Circuit With Load-Current Injection for Single-Phase Power-Factor-Correction Rectifiers
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journal
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April 2007 |
Feedforward current control of boost-derived single-phase PFC converters
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conference
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June 2005 |