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1994-09-02 |
Matsushita Electric Works Ltd |
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1993-05-07 |
1997-09-09 |
Philips Electronics North America Corporation |
High voltage integrated circuit driver for half-bridge circuit employing a jet to emulate a bootstrap diode
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1993-05-07 |
1996-03-26 |
Philips Electronics North America Corporation |
High voltage integrated circuit driver for half-bridge circuit employing a bootstrap diode emulator
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1994-02-10 |
1995-08-17 |
Philips Electronics N.V. |
High frequency ac/ac converter with power factor correction
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1995-01-10 |
1997-03-11 |
Cambridge Continuous Power |
Uninterruptible power supply with a back-up battery coupled across the a.c. input
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1995-02-10 |
1996-01-30 |
General Electric Company |
Multi-resonant boost high power factor circuit
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1995-03-13 |
1996-05-14 |
General Electric Company |
Modified valley fill high power factor correction ballast
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1995-03-15 |
1998-10-14 |
松下电工株式会社 |
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1995-04-06 |
1998-08-25 |
Minebea Co., Ltd. |
Fluorescent lamp circuit employing both a step-up chopper and an inverter
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1995-06-16 |
1996-12-10 |
Helvar Oy |
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1995-07-31 |
1998-01-27 |
General Electric Company |
Reduced bus voltage integrated boost high power factor circuit
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1995-10-16 |
2002-08-29 |
Gen Electric |
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1996-01-22 |
1997-12-30 |
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Line current filter for less than 10% total harmonic distortion
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1996-03-06 |
1997-09-12 |
Tecninter Ireland Limited |
An electronic ballast for a compact fluorescent lamp
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1996-03-25 |
1997-09-30 |
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Zero voltage switching series resonant half bridge VHF inverter
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1996-05-29 |
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1996-06-13 |
1998-02-17 |
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1996-06-21 |
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1996-06-27 |
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Power supply for light emitting diode array
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1996-07-16 |
1998-09-15 |
Texas Instruments Incorporated |
Circuit and method for conserving energy in a boost regulator circuit
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1996-12-19 |
1999-06-15 |
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Boost power converter for powering a load from an AC source
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1996-12-23 |
1999-06-22 |
General Electric Company |
Compact lamp circuit structure having an inverter/boaster combination that shares the use of a first n-channel MOSFET of substantially lower on resistance than its p-channel counterpart
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1997-02-20 |
1999-07-13 |
Astec International Limited |
Power factor correction circuit with soft switched boost converter
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1997-03-25 |
2001-08-21 |
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1997-06-11 |
2000-11-21 |
Precision Solar Controls Inc. |
Circuit for interfacing between a conventional traffic signal conflict monitor and light emitting diodes replacing a conventional incandescent bulb in the signal
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1998-08-10 |
2000-04-25 |
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Pulse width modulated boost converter integrated with power factor correction circuit
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1998-11-16 |
2000-09-27 |
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1998-12-21 |
2000-06-29 |
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Boost converter with reduced switching loss
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1999-02-01 |
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Astec International Limited |
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1999-02-17 |
2002-01-10 |
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1999-03-30 |
2000-10-05 |
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1999-06-21 |
2002-02-16 |
Univ Oviedo |
Balasto electronico de una sola etapa y alto factor de potencia basadoen un convertidor reductor y un inversor resonante.
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2001-05-02 |
2004-10-19 |
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Switching type power converter circuit and method for use therein
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2001-05-25 |
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Switching power supply unit with series connected converter circuits
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2001-05-31 |
2003-06-03 |
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High efficiency high power factor electronic ballast
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2001-09-19 |
2004-06-29 |
General Electric Company |
Method of delaying and sequencing the starting of inverters that ballast lamps
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2002-01-25 |
2003-09-16 |
General Electric Company |
Power factor correction circuit with faster bus charging rate during startup
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2002-06-28 |
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High power factor converter with a boost circuit having continuous/discontinuous modes
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2003-01-31 |
2004-12-21 |
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Power factor correction circuit
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2003-03-28 |
2004-12-14 |
General Electric Company |
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2004-03-19 |
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Method and apparatus for controlling power factor correction
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2004-03-19 |
2010-06-08 |
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Power factor correction boost converter with continuous, discontinuous, or critical mode selection
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2004-05-13 |
2006-03-02 |
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Power converter apparatus and methods using output current feedforward control
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2004-09-24 |
2010-10-12 |
Marvell World Trade Ltd. |
Power factor control systems and methods
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2004-12-16 |
2006-06-22 |
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2006-04-06 |
2009-10-20 |
Ford Global Technologies, Llc |
DC-to-DC converter and electric motor drive system using the same
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2007-10-26 |
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왕복동식 압축기
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2008-09-01 |
2014-11-19 |
Mitsubishi Electric Corporation |
Wandlerschaltung und antriebssteuerung mit der wandlerschaltung, klimaanlage, kühlschrank und induktionskochgerät
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2008-10-01 |
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2011-12-12 |
2015-09-15 |
Cree, Inc. |
Emergency lighting conversion for LED strings
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2011-12-12 |
2014-09-02 |
Cree, Inc. |
Emergency lighting systems including bidirectional booster/charger circuits
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2011-12-12 |
2018-01-16 |
Cree, Inc. |
Emergency lighting devices with LED strings
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2013-01-24 |
2018-10-30 |
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LED lighting apparatus for use with AC-output lighting ballasts
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2013-01-24 |
2016-09-06 |
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LED lighting apparatus for use with AC-output lighting ballasts
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2013-01-24 |
2018-10-16 |
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Solid-state lighting apparatus with filament imitation for use with florescent ballasts
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2013-01-24 |
2018-08-07 |
Cree, Inc. |
Solid-state lighting apparatus for use with fluorescent ballasts
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2013-09-05 |
2015-11-01 |
Novatek Microelectronics Corp |
電壓轉換積體電路
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2013-11-01 |
2015-10-11 |
Hep Tech Co Ltd |
AC - to - AC power conversion device and its conversion method
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2013-12-10 |
2019-11-05 |
Ideal Industries Lighting Llc |
Dimmable lighting systems and methods of dimming lighting systems
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2014-12-19 |
2016-06-23 |
Dialog Semiconductor (Uk) Limited |
Spannungsverdoppler und Spannungsverdopplungsverfahren zur Verwendung im PMW-Modus
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2015-06-15 |
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Dipl Ing Dr Himmelstoss Felix |
Transformatorloser Hochsetzsteller mit hohem Spannungsübersetzungsverhältnis
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