217885 ⎘
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 by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit with digital control
Load Control Device for High-Efficiency Loads
#2CONTROLLABLE-LOAD CIRCUIT FOR USE WITH A LOAD CONTROL DEVICE
#3Load control device for high-efficiency loads
#4Controllable-load circuit for use with a load control device
#5Load control device for high-efficiency loads
#6Consolidated filter arrangement for devices in an RF environment
#7Load control device for high-efficiency loads
#8Controllable-load circuit for use with a load control device
#9Model predictive control for matrix converter operating in current control mode with load current estimation
#10Load control device for high-efficiency loads
#11Consolidated filter arrangement for devices in an RF environment
#12Consolidated filter arrangement for devices in an RF environment
#13Controllable-load circuit for use with a load control device
#14Load control device for high-efficiency loads
#15Isolation of secondary transformer winding current during auxiliary power supply generation
#16LOW LEVEL HARMONICS CONTROL SYSTEM FOR GROUPS OF IMPEDANCES CONNECTED IN PARALLEL IN A THREE-PHASE SYSTEM
#17Consolidated filter arrangement for devices in an RF environment
#18Controllable-load circuit for use with a load control device
#19Isolation of secondary transformer winding current during auxiliary power supply generation
#20Multi-mode flyback control for a switching power converter
#21Adaptive current control timing and responsive current control for interfacing with a dimmer
#22Low current consumption electrical control switch
#23Controllable-load circuit for use with a load control device
#24Apparatus and method for pulse sampling control
#25PWM power regulator device
#26TRIAC/SCR-based energy savings device for reducing a predetermined amount of voltage using pulse width modulation
#27Bidirectional connection between a digital control circuit and an AC switch
#28Power stealing for a thermostat using a TRIAC with FET control
#29Method of determination of a distribution of energy to a plurality of electrical loads and corresponding system
#30Control methodologies for a motor control module
#31Power control using at least 540 degrees of phase
#32Power tool monitored by tracking a motor current and control methods thereof