Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
02/1996
02/07/1996EP0696102A1 Forward converter with an auxiliary output circuit
02/07/1996EP0695978A1 Electronic control timepiece
02/07/1996CN1116369A Power source device
02/06/1996US5490057 Feedback control system having predictable open-loop gain
02/06/1996US5490055 Multiloop feedback control apparatus for DC/DC converters with frequency-shaping band pass current control
02/06/1996US5490053 Methods and apparatus for auxiliary trickle power supply
02/06/1996US5490052 Switching power supply
02/06/1996US5489870 Voltage booster circuit
02/06/1996US5489837 AC-DC converter having improved power factor to control feedback signal corresponding to output voltage of constant control circuit
02/01/1996WO1996003003A1 Horizontal deflection
02/01/1996WO1996002865A1 Power source circuit, liquid crystal display device, and electronic device
02/01/1996DE4426017A1 Stromversorgungsgerät, insbesondere Batterie-Ladegerät für Elektrofahrzeuge oder dergleichen Power supply, especially battery charger for electric vehicles or the like
01/1996
01/31/1996EP0695023A1 Switching power supply with snubber circuit
01/31/1996EP0694826A2 Switching regulator and control method
01/31/1996EP0694184A1 Boost converter power supply with reduced losses, control circuit and method therefor
01/31/1996CN1030875C 变换器 Converters
01/30/1996US5488554 Low-loss clamp circuit
01/30/1996US5488552 Inverter power supply
01/30/1996US5488551 Pulse width modulated power supply which avoids excessive on-time of switch during start-up
01/30/1996US5488531 Redundant power mixing element with fault detection for DC-to-DC converter
01/30/1996US5488327 Supply voltage generator
01/30/1996US5488269 Multi-resonant boost high power factor circuit
01/24/1996EP0693819A1 DC-DC converter with current limitation
01/24/1996EP0693818A2 Multi-sectioned power converter having current-sharing controller
01/24/1996EP0693790A1 Piezoelectric transformer suitable for generating a high voltage
01/24/1996EP0693789A2 Piezoelectric transformer with primary and secondary electrodes isolated from each other and voltage converter using the same
01/23/1996US5486993 Controlling apparatus for high frequency high voltage power source for corona discharge processing
01/23/1996US5486992 High voltage direct current power supply with feedback control and circuit protection
01/23/1996US5486973 Postage meter including a safety locking circuit
01/23/1996US5486752 Zero-current transition PWM converters
01/23/1996CA2149942A1 Multi-sectioned power converter having current-sharing controller
01/23/1996CA2037944C Switching converter
01/17/1996EP0692863A2 AC to DC boost switching power conversion
01/17/1996EP0692757A2 Circuit arrangement for delivering supply voltages
01/17/1996EP0692154A1 Clocked current supply
01/17/1996CN1030745C Switch-mode power supply
01/16/1996US5485365 High frequency, high density power conversion system
01/16/1996US5485362 Resonant power converter for changing the magnitude of a DC voltage
01/16/1996US5485361 Flyback charging with current mode controlled flyback converter
01/16/1996US5485076 High efficiency auxiliary switching power supplies
01/11/1996WO1996001002A1 Circuit arrangement
01/11/1996WO1996000935A1 Externally dimmable electronic ballast
01/11/1996DE4423351A1 DC=AC converter using electromagnetic induction principle
01/11/1996DE4422003A1 Control of PWM signals in push=pull DC=AC converter
01/11/1996DE19523976A1 SMPS with transformer having printed winding
01/10/1996EP0691729A2 Charge pump circuit with feedback control
01/10/1996EP0691600A1 Feedback control
01/10/1996EP0493394B1 Circuit for operating high-load ohmic power users
01/09/1996US5483434 High voltage generator having output current control
01/09/1996US5483182 Method and apparatus for a DC-DC converter an current limiting thereof
01/09/1996US5483152 Wide range power supply for integrated circuits
01/09/1996CA2032942C High efficiency power converter employing a synchronized switching system
01/09/1996CA2014657C Voltage generator with voltage multiplier
01/04/1996DE4422399A1 Circuit arrangement for detecting current in SMPS
01/03/1996EP0690555A2 Inverter power supply
01/03/1996EP0690554A2 Redundant power mixing element with fault detection for DC-to-DC converter
01/03/1996EP0690553A2 Power supply unit
01/03/1996EP0690552A2 Electronic voltage converter
01/03/1996EP0690551A1 Fuzzy control logic for switching power supplies and device for performing it
01/03/1996EP0689731A1 Frequency shift circuit for switching regulator
01/03/1996EP0443032B1 Power supply control apparatus of inductance load
01/03/1996CN1114474A Full-bridge type single-terminal inverting technique
01/02/1996US5481450 Switching power supply system for primary and secondary loads with less switching loss
01/02/1996US5481449 Efficient, high power density, high power factor converter for very low dc voltage applications
01/02/1996US5481447 Switched capacitance voltage multiplier with commutation
01/02/1996US5481221 Charge pump circuit for low supply voltage applications
01/02/1996US5481178 Control circuit and method for maintaining high efficiency over broad current ranges in a switching regulator circuit
12/1995
12/27/1995EP0689118A2 Circuit arrangement for the generation of a constant output voltage
12/27/1995CN1030594C Source voltage control switching circuit
12/26/1995US5479336 DC power-supply unit
12/26/1995US5479335 Regulated DC voltage power supply
12/26/1995US5479331 Small form factor power supply
12/26/1995US5479330 Electronic switch network part for supplying current to an accumulator with a blocking oscillator type converter
12/26/1995US5479329 For supplying electric current to a load
12/26/1995US5479090 Power converter having optimal dynamic operation
12/26/1995US5479089 Power converter apparatus having instantaneous commutation switching system
12/26/1995US5479088 Chopper type DC-DC converter
12/26/1995US5479087 Synchronized switch tapped coupled inductor regulation circuit
12/26/1995US5479040 Charge pump circuit with field oxide regions
12/26/1995CA2020433C Power source means
12/21/1995WO1995034939A1 Power supply comprising means for improving the power factor
12/21/1995WO1995034937A1 Automotive 12-volt system for electric vehicles
12/21/1995WO1995034344A1 Detachable power supply with ac disconnect alarm
12/20/1995EP0635171B1 Switched electronic supply unit
12/20/1995CN1113615A Power supplying circuit
12/19/1995US5477279 circuit for saving power consumption in standby state
12/19/1995US5477132 Multi-sectioned power converter having current-sharing controller
12/19/1995US5477131 Zero-voltage-transition switching power converters using magnetic feedback
12/19/1995US5477112 Ballasting network with integral trap
12/14/1995WO1995034122A1 Circuit arrangement
12/14/1995WO1995034121A1 Power supply with improved efficiency, transmitter comprising such a power supply
12/14/1995WO1995034120A1 Pulse width modulated dc-to-dc boost converter
12/14/1995CA2169160A1 Pulse width modulated dc-to-dc boost converter
12/13/1995EP0687058A1 DC/DC power converter for low output voltages
12/13/1995EP0687057A1 Isolated input current sense means for high power factor rectifier
12/13/1995EP0623251B1 Device for providing electric power from a signal transmitter
12/13/1995EP0607246B1 Regulated auxiliary power supply
12/13/1995EP0588843B1 Switch mode power supply with reduced input current distortion
12/12/1995USRE35121 Regulation of the output voltage of a voltage multiplier
12/12/1995US5475580 Power supply circuit