217869 ⎘
Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
Sub-classes:System and Method For Interconnected Elements of a Power System
#2System and method for interconnected elements of a power system
#3Virtual and parallel power extraction method by using time division
#4System and method for interconnected elements of a power system
#5Method and apparatus for time-domain droop control with integrated phasor current control
#6System and method for interconnected elements of a power system
#7Method and apparatus for time-domain droop control with integrated phasor current control
#8METHOD FOR ERROR HANDLING AND PARTIAL REDUNDANCY IN PARALLEL INVERTERS BY MEANS OF INPUT SWITCHES
#9Signal generation device
#10High efficiency variable voltage supply
#11Method and apparatus for time-domain droop control with integrated phasor current control
#12Frequency converter
#13Matrix convertor, power generation system, and method for converting power with control command generation
#14Detection of islanding state in electricity network
#15Meter/voltage regulator with volt-ampere reactive control positioned at customer site
#16MEDICAL WIRELESS POWER SUPPLY SYSTEM
#17High efficiency variable voltage supply
#18Converter system for limiting circulating current
#19Power supply device, adapter, power receiving device, and power supply method
#20Conversion circuit for converting complex analog signal into digital representation
#21Duty cycle translator methods and apparatus
#22Frequency converter that suppresses crosstalk that occurs between a local oscillation signal and a received signal, and receiver that uses the frequency converter
#23Duty cycle translator methods and apparatus
#24High efficiency variable voltage supply
#25High efficiency variable voltage supply