Patents
Patents for G05F 5 - Systems for regulating electric variables by detecting deviations in the electric input to the system and thereby controlling a device within the system to obtain a regulated output (1,182)
07/2009
07/09/2009US20090174386 Power Supply Start-Up and Brown-Out Inrush Management Circuit
07/07/2009US7558971 Adaptable power supply
07/07/2009US7557556 Voltage control circuit
07/02/2009US20090167278 Power Supply with Separate Line Regulation and Load Regulation
07/02/2009US20090167277 Common-Mode Voltage Generator for a Battery-Supplied Handset Apparatus
07/02/2009US20090167085 Voltage Detection System for a Range
06/2009
06/30/2009US7554306 Low drop out voltage regulator circuit assembly
06/30/2009US7554219 DC/DC converter having an input switching stage and a plurality of output channels
06/04/2009US20090140713 Regulator circuit for testing inherent performance of an integrated circuit
06/02/2009US7542308 DC-DC converter
05/2009
05/28/2009US20090134861 Power supply circuit and electronic apparatus
05/28/2009US20090134850 Control of power flow in a transmission line
05/26/2009US7538535 Error voltage ripple compensation to extend bandwidth of a feedback loop in a DC-to-DC converter
05/21/2009US20090128117 Voltage Conversion Device
05/14/2009US20090122633 Integrated circuit with controlled power supply
05/14/2009US20090121702 Methods and apparatus to provide self-tracking pre-driver controls
05/07/2009US20090115394 Semiconductor integrated circuit
05/07/2009US20090115393 Photovoltaic power generation controller and power evaluation method in photovoltaic power generation control
05/07/2009US20090115345 High efficiency off-line linear power supply
04/2009
04/30/2009WO2009055474A1 High reliability power systems and solar power converters
04/30/2009US20090108827 Under voltage lock out circuit and method
04/28/2009US7525294 High-voltage regulator system compatible with low-voltage technologies and corresponding electronic circuit
04/23/2009US20090102548 Coil enhancement circuit
04/16/2009WO2006002380A3 Systems and methods for providing maximum photovoltaic peak power tracking
04/16/2009US20090096437 Automatic power supply converting circuit
04/16/2009DE102007021978B4 Aktives Kompensationsfilter Active compensation filter
04/09/2009US20090091310 Apparatus and Methods for Powering Remote Devices Under Dynamic Source and Load Conditions
04/07/2009US7514913 Parallel current mode control using a direct duty cycle algorithm with low computational requirements to perform power factor correction
04/07/2009US7514907 Device, system, and method for providing a low-voltage fault ride-through for a wind generator farm
04/01/2009EP1977300A4 Apparatus and method for controlling operation of linear compressor
03/2009
03/26/2009US20090079412 Apparatus and method for controlling the output of a photovoltaic array
03/26/2009US20090079406 High-voltage tolerant low-dropout dual-path voltage regulator with optimized regulator resistance and supply rejection
03/12/2009US20090066310 Internal voltage generation circuit with controlled enable pulse width
03/11/2009CN100468970C Output driver impedance controller and its integrated circuits and control method
03/10/2009US7502950 Dual power supply switching system operating in parallel for providing power to a plurality of LED display modules
03/05/2009US20090058389 Control circuit for measuring and regulating output current of ccm power converter
02/2009
02/19/2009US20090045795 Methodology and system to set jtag interface
02/12/2009US20090039859 Integrated circuit and electronic apparatus
02/12/2009US20090039858 Direct current power supply device
02/10/2009US7489490 Current limiting MOSFET structure for solid state relays
02/05/2009US20090033308 Component reliability budgeting system
02/03/2009US7486064 Under voltage lock out circuit and method
01/2009
01/29/2009US20090026845 Switching device for transformer having uninterruptible power supply function, and methods of controlling turn ratio and voltage of the transformer using the same
01/27/2009US7483826 Group-based BCU methods for on-line dynamical security assessments and energy margin calculations of practical power systems
01/21/2009CN101351758A Apparatus and method for controlling operation of linear compressor
01/15/2009US20090016549 Power supply for limited power sources and audio amplifier using power supply
01/15/2009US20090015233 Dynamic voltage transitions
01/15/2009US20090015070 Paralleling voltage regulators
01/08/2009US20090010766 Apparatus and method for controlling operation of linear compressor
01/08/2009US20090009149 System and method for limiting input voltage to a power delivery system having regeneration capability
12/2008
12/31/2008WO2009000983A2 Method for controlling the power supply of elements of a vehicle and control system for implementing same
12/30/2008US7472295 Pre-emptive power supply control system and method
12/30/2008US7472294 Pre-emptive power supply control system and method
12/30/2008US7471073 Method of finding a maximum power of a photovoltaic generator
12/25/2008US20080314889 Glow plug system, controlling device and method for controlling the power of a glow plug
12/18/2008US20080309306 Power control circuit with coupling circuit for controlling output power sequence and liquid crystal display using same
12/18/2008US20080309305 Controllable voltage device drivers and methods of operation therefor
12/18/2008US20080309304 Electro-optical device and electronic apparatus
12/04/2008US20080296280 Method and apparatus for controlling phase of ac power and method of controlling heating element of fixing unit
11/2008
11/25/2008US7456625 Electric circuit
11/20/2008WO2008061116A3 Charge controller for dc-dc power conversion
11/20/2008US20080284403 High-side current sense circuit with common-mode voltage reduction
11/20/2008US20080284399 Methods and apparatus for controlling a digital power supply
11/20/2008DE102007021978A1 Aktives Kompensationsfilter Active compensation filter
11/18/2008US7454643 Pre-emptive power supply control system and method
11/18/2008US7453248 Switching power supply device
11/13/2008US20080278136 Power supplies for RF power amplifier
11/13/2008US20080278132 Digital Compensation For Cable Drop In A Primary Side Control Power Supply Controller
11/06/2008US20080272827 Interrupt/Wake-Up of an Electronic Device in a Low Power Sleep Mode When Detecting a Sensor or Frequency Source Activated Frequency Change
11/06/2008US20080272826 Interrupt/Wake-Up of an Electronic Device in a Low Power Sleep Mode When Detecting a Sensor or Frequency Source Activated Frequency Change
10/2008
10/30/2008US20080265858 Inductive element for a multi-phase interleaved power supply and apparatus and method using the same
10/30/2008US20080265848 Electric Power Flow Control
10/16/2008US20080255709 Intelligent electronic device for substation or distribution automation systems
10/16/2008US20080252269 Actuating circuit
10/09/2008WO2008119166A1 Active guarding for reduction of resistive and capactive signal loading with adjustable control of compensation level
10/09/2008US20080246457 Voltage up-conversion circuit
10/09/2008US20080246456 Method and apparatus for controlling the maximum output power of a power converter
10/09/2008US20080246444 System and method for power controller
10/09/2008CA2703361A1 Active guarding for reduction of resistive and capacitive signal loading with adjustable control of compensation level
10/08/2008EP1977300A1 Apparatus and method for controlling operation of linear compressor
10/07/2008US7432691 Method and apparatus for controlling power drawn from an energy converter
10/02/2008US20080238399 Buffer Circuit Having Multiplexed Voltage Level Translation
10/02/2008US20080238398 Automatic current trimming method and circuits
09/2008
09/25/2008US20080234873 Power efficient resource allocation in data centers
09/24/2008EP1546836A4 Switching dc-dc power converter and battery charger for use with direct oxidation fuel cell power source
09/11/2008US20080218146 Method and apparatus for transferring energy in a power converter circuit
09/10/2008EP1499935A4 Dimmer circuit with improved ripple control
09/04/2008US20080211476 High voltage shunt-regulator circuit with voltage-dependent resistor
09/03/2008EP1500310A4 Dimmer circuit with improved inductive load imbalance protection
09/02/2008US7421222 Electrophotographic device with contaminant-resistant photoconductor and charger
09/02/2008US7420354 Method and apparatus for controlling power drawn from an energy converter
08/2008
08/28/2008US20080209240 Pre-emptive power supply control system and method
08/28/2008US20080203992 Adaptive controller with mode tracking and parametric estimation for digital power converters
08/26/2008US7417414 Semiconductor device provided with feedback circuit including resistive element and capacitive element
08/21/2008US20080197825 Uniform converter input voltage distribution power system
08/07/2008US20080185845 Wind turbine generator system
08/06/2008EP1502482A4 Improved dimmer circuit arrangement
07/2008
07/31/2008US20080180082 Power regulator with constant voltage output
07/31/2008US20080180081 Techniques for Handling Low Line Voltage Conditions in Power Supply Units
07/29/2008US7405551 Method and an apparatus to adjust duty cycle for voltage supply regulation
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