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Class Information
Number: 363/72
Name: Electric power conversion systems > Current conversion > Having plural converters for single conversion > Plural inverters > Master-slave
Description: Subject matter wherein one inverter is operated in a phase shifted relationship with respect to a second inverter.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7394232 Interleaved switching converters in ring configuration Jul. 1, 2008
7277303 Power source apparatus Oct. 2, 2007
7233509 Parallel operating system of DC-AC converters and controller IC therefor Jun. 19, 2007
7196488 Motor driving apparatus Mar. 27, 2007
7123493 Power source apparatus Oct. 17, 2006
7110273 Inverter controlling method Sep. 19, 2006
7038923 Method of establishing a master & minus; host in modules connecting in parallel May. 2, 2006
7005835 Method and apparatus for load sharing in a multiphase switching power converter Feb. 28, 2006
6982886 Dc-ac converter parallel operation system and controller ic therefor Jan. 3, 2006
6978934 Method and apparatus for reducing data collection device power consumption Dec. 27, 2005
6977829 Current distribution circuit Dec. 20, 2005
6930895 Computer power supply Aug. 16, 2005
6862200 Methods and apparatus for providing power signals to operating circuitry mounted on circuit boards Mar. 1, 2005
6836103 Method and apparatus for dithering auto-synchronization of a multiphase switching power converter Dec. 28, 2004
6819577 Distributing clock and programming phase shift in multiphase parallelable converters Nov. 16, 2004
6788559 Method of switching synchronization of parallel-connected converter system Sep. 7, 2004
6762595 Power distribution system Jul. 13, 2004
6744647 Parallel connected converters apparatus and methods using switching cycle with energy holding state Jun. 1, 2004
6741484 Power modulator having at least one pulse generating module; multiple cores; and primary windings parallel-connected such that each pulse generating module drives all cores May. 25, 2004
6731522 Power generation apparatus using permanent-magnet generator May. 4, 2004
6690589 Interleaved converter power factor correction method and apparatus Feb. 10, 2004
6611437 Power generation apparatus using permanent-magnet generator Aug. 26, 2003
6611438 Power generation apparatus using permanent-magnet generator Aug. 26, 2003
6574124 Plural power converters with individual conditioned error signals shared on a current sharing bus Jun. 3, 2003
6483729 Slaved supply for serial link, of master slave type Nov. 19, 2002
6466469 Power converter modulation using phase shifted signals Oct. 15, 2002
6404657 Method to synchronize multiple switching regulators in out of phase mode without PLL Jun. 11, 2002
6396720 Method and device for controlling the parallel operation of dc converters May. 28, 2002
6388905 Single phase AC-DC converter having a power factor control function May. 14, 2002
6373732 Apparatus and method for parallel synchronous power converters Apr. 16, 2002
6346798 Single wire current sharing control technique for the parallel/redundant operation of a plurality of PWM converters Feb. 12, 2002
6327162 Static series voltage regulator Dec. 4, 2001
6285572 Method of operating a power supply system having parallel-connected inverters, and power converting system Sep. 4, 2001
6285571 Method and apparatus for an efficient multiphase switching regulator Sep. 4, 2001
6262901 Adjustable DC-to-DC converter with synchronous rectification and digital current sharing Jul. 17, 2001
6236582 Load share controller for balancing current between multiple supply modules May. 22, 2001
6201719 Controller for power supply and method of operation thereof Mar. 13, 2001
6191569 Circuit and method for generating estimated feedback for the controller of a slave power module in a master/slave paralleling scheme Feb. 20, 2001
6169679 Method and system for synchronizing the phase angles of parallel connected inverters Jan. 2, 2001
6141231 Board mountable power supply module with current sharing circuit and a method of current sharing between parallel power supplies Oct. 31, 2000
5905369 Variable frequency switching of synchronized interleaved switching converters May. 18, 1999
5872709 Switch control of a master-slave power supply for preventing residual slave voltage when a slave is off Feb. 16, 1999
5768118 Reciprocating converter Jun. 16, 1998
5757634 Multiparalleling system of voltage source power converters May. 26, 1998
5751150 Bidirectional load and source cycler May. 12, 1998
5684684 DC or capacitively coupled bi-directional sync Nov. 4, 1997
5532913 Electric power source Jul. 2, 1996
5313143 Master-slave half-bridge DC-to-AC switchmode power converter May. 17, 1994
5239454 Stepped-waveform inverter utilizing main and auxiliary subinverters Aug. 24, 1993
5193054 DC content control in a dual VSCF converter system Mar. 9, 1993

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