217837 ⎘
Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac Single converters with a plurality of output stages connected in parallel
Methods and apparatus for a cascade converter using series resonant cells with zero voltage switching
#302DC converter
#303Digital current share bus interface
#304Isolated high power bi-directional DC-DC converter
#305Multiphase resonant converter for DC-DC applications
#306Multi-phase interleaved oscillator
#307Adaptive firing order control for dynamic current balance of multiphase voltage regulators
#308Switching controller for power sharing of parallel power supplies
#309Method modular power supply for x-ray tubes and method thereof
#310System and method for interleaving point-of-load regulators
#311MAGNETIC ELEMENT IN A NON-SATURATED REGION IN A TRANSFORMER/INDUCTOR
#312Power regulator
#313Balancing current drawn from multiple power supply inputs using multiple-input inductors
#314Method and apparatus for converting direct current to alternating current
#315Switching power supply unit
#316Triple voltage dc-to-dc converter and method
#317Harmonics related synchronization for switching regulators
#318Non-isolated DC-DC converters with direct primary to load current
#319DC-DC converter and power supply device capable of synchronizing frequencies of a plurality of DC-DC converters
#320Pulsed power supply with current ripple reduction
#321Multiphase DC to DC converter
#322Power supply having two switch-mode power supply units
#323Switched current power converter with reduced power losses during low load conditions
#324DC-DC converter and converter device
#325Parallel power supply with active droop current sharing circuit having current limiting function
#326Switching power supply unit and voltage converting method
#327Power supply device and image forming apparatus using the same
#328Series resonant circuit and voltage stabilizing method thereof
#329Switching power supply apparatus and electronic device using the same
#330High voltage pulse generator
#331Power supply device and single photo-coupler control circuit thereof
#332Power conversion apparatus
#333Method for building a model of a multi-phase PWM-based converter
#334Energy efficient power supply device and operating method thereof
#335Method of forming a multi-phase power supply controller
#336Control interface with droop compensation
#337Method and apparatus for switched-mode power conversion at radio frequencies
#338Point of load sine amplitude converters and methods
#339Control circuit
#340Inverter apparatus connected to a plurality of direct current power sources and dispersed-power-source system having inverter apparatus linked to commercial power system to operate
#341Pulse width modulated power supply
#342Isolated DC-DC converters
#343Power supply for an X-ray generator
#344Switched mode power amplifier
#345Power circuit protection apparatus
#346Two-stage multi-phase switch-mode power converter with inter-stage phase shedding control
#347Feedback control for parallel power converter synchronization
#348Uninterrupted power bank capable of supplying high DC voltage during interruption of main supply and providing AC voltage as normal supply of the main supply
#349Three-level voltage bus apparatus and method
#350Power controller having active voltage balancing of a power supply