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US20120249097 ADAPTIVE INDUCTIVE POWER SUPPLY  
A contactless power supply has a dynamically configurable tank circuit powered by an inverter. The contactless power supply is inductively coupled to one or more loads. The inverter is connected...
US20150097533 METHOD FOR REGULATING AN ELECTRICAL POWER SOURCE  
A method for regulating an electrical power source includes the steps of detecting for one or more predetermined conditions associated with a load power of the electrical power source, whereupon...
US20130162227 STEP-DOWN POWER SUPPLY CIRCUIT  
A power supply has first and second reference voltage sources; a step-down voltage generator, including a transistor supplied with a first voltage, a resistor string between the transistor and a...
US20120086414 TV Set Top Box with an Improved Ability to Survive a Transient Signal  
A set top box used in a satellite TV system includes a diode coupled in a particular way to better protect an adjustable linear regulator used in the set top box from transient voltages as may...
US20140077598 VOLTAGE REGULATING CIRCUIT AND METHOD  
A voltage regulating circuit is provided for regulating an output voltage in order to minimize an absolute difference between a level of said output voltage and a reference level. The voltage...
US20140015499 VOLTAGE RESOLUTION ADJUSTMENT SYSTEM AND METHOD  
A voltage resolution adjustment system and method increase voltage resolution of an output voltage of a processor from a first voltage resolution to a second voltage resolution. The system...
US20120200270 Ultra Low Power Regulator  
A power regulator with minimized power consumption is disclosed. The power regulator includes at least one multiplier module and at least one amplifier module. The multiplier module is configured...
US20120095610 SMART NEMA OUTLETS AND ASSOCIATED NETWORKS  
A control system (300) allows standard NEMA receptacles to be remotely monitored and/or controlled, for example, to intelligently execute blackouts or brownouts or to otherwise remotely control...
US20130335044 POWER CONSUMPTION MANAGEMENT USING A SWITCHING VOLTAGE REGULATOR  
A power supply circuit (106) for a switching voltage regulator (108) connectable to a load (110) is described. In order to manage a power consumption of the switching voltage regulator (108) and...
US20140265932 Electrical Power Supply with Removable Plug-In Cartridge  
A method of supplying electrical power to a load is provided. The method includes the step of providing a removable plug-in cartridge having markings related to a desired value of an electrical...
US20140082829 SUPPLY CIRCUIT IN A COMMUNICATION SYSTEM OF A PROTECTIVE HEADGEAR, PROTECTIVE HEADGEAR WITH SUCH A SUPPLY CIRCUIT AND METHOD FOR OPERATING SUCH A SUPPLY CIRCUIT  
A power source (30, 32) supply circuit (28) is provided in a communication system of protective headgear for supplying a communication system from a power source (30, 32) associated with the...
US20110071700 Auto-Compensating Power Converter  
An auto-compensation method for compensating power regulators configured to generate a regulated output voltage. Auto-compensation may be performed dynamically by determining various coefficients...
US20110284047 MULTI-USE CAMPING POT THAT PRODUCES POWER FROM HEAT  
People often need to recharge batteries for portable electronics in remote locations where there is no electrical grid. One way to recharge these batteries is to harvest energy from a source of...
US20130271094 Voltage Regulator Circuit  
A voltage regulator circuit comprises an amplifier (10) having a first input coupled to a first reference voltage node; a power pass element (20) having a control terminal coupled to an output of...
US20130088207 CONTROL CIRCUIT OF STEP-DOWN DC-DC CONVERTER, CONTROL CIRCUIT OF STEP-UP DC-DC CONVERTER AND STEP-UP/STEP-DOWN DC-DC CONVERTER  
A DC-DC converter or the like capable of generating a stable output voltage is provided. A control circuit 11 of a current mode step-down DC-DC converter 1 includes a slope compensation circuit SC...
US20120049819 High Efficiency High Power Density Power Architecture Based on Buck-Boost Regulators with a Pass-Through Band  
A power system comprising a non-isolated voltage regulator configured to couple to an input voltage and produce an output voltage, wherein the non-isolated voltage regulator is in a power...
US20140084879 POWER SUPPLY DEVICE  
A connection switch control part that, within a voltage change period where an applied voltage to an inverter can be changed by repeatedly and alternately switching to a serial state where a first...
US20110187557 Method and arrangement for measuring electrical usage and curtailing electrical usage of individual electrical components  
A method and system to curtail electrical use of a residential or commercial establishment to prevent a user from exceeding a user defined threshold amount. The method and system may monitor and...
US20120105025 FREQUENCY COMPENSATION CIRCUIT FOR VOLTAGE REGULATOR  
A frequency compensation circuit for a voltage regulator is provided in embodiments of the present invention. The frequency compensation circuit mainly includes a first transconductance...
US20110260686 UNIVERSAL BATTERY PACK AND POWERING SYSTEM  
There is disclosed a universal power pack, power supply and battery harvesting device. Generally, each comprises a receptacle for receiving at least one battery or battery pack having a different...
US20110095609 SYSTEMS AND METHODS FOR REGULATING POWER IN RENEWABLE ENERGY SOURCES  
Certain embodiments of the invention may include systems and methods for regulating power in renewable energy sources. According to an exemplary embodiment of the invention, a method is provided...
US20140320093 FAST LOAD TRANSIENT RESPONSE POWER SUPPLY SYSTEM USING DYNAMIC REFERENCE GENERATION  
The present disclosure is directed to a fast load transient response power supply system using dynamic reference voltage generation. A system may comprise, for example, at least power supply...
US20140062429 RECTIFIER CIRCUIT  
A rectifier circuit capable of attenuating an offset voltage wherein the rectifier circuit includes an amplification unit configured to generate an output voltage through an output terminal in...
US20140268931 POWER CONVERSION SYSTEM WITH A DC TO DC BOOST CONVERTER  
A voltage booster allowing for increased utilization of low voltage, high current, unregulated DC power (“LVDC source”), such as, but not limited to, fuel cells, batteries, solar cells, wind...
US20140042997 OPERATIONAL TRANSCONDUCTANCE AMPLIFIER FEEDBACK MECHANISM FOR FIXED FEEDBACK VOLTAGE REGULATORS  
An operational transconductance amplifier used in conjunction with a multiple chip voltage feedback technique allows multiple strings of LEDs and current sinks to be efficiently powered by a...
US20140312857 SWITCH-MODE POWER SUPPLY WITH TEMPERATURE AND CURRENT SHARING  
A switched-mode power supply in a set of parallel-connected switched-mode power supplies is operated to (1) monitor both output current and operating temperature, and (2) auto-tune an output...
US20150222179 ELECTRIC POWER DEVICE AND METHOD FOR PROVIDING ELECTRIC POWER IN ELECTRIC POWER DEVICE  
An electric power device and a method for providing an electric power in the electric power device capable of improving efficiency of a conductor while decreasing an area where the electric power...
US20140197807 REDUCING OUTPUT VOLTAGE RIPPLE OF POWER SUPPLIES  
Reducing output voltage ripple of power supplies. In some embodiments, an electronic circuit may include a first node configured to receive an input signal proportional to an output voltage...
US20140340141 MINIMIZING VOLTAGE DROPS ON PRINTED CIRCUIT BOARDS (PCBs) BY USING CURRENT INJECTORS  
A device determines a first voltage measurement of an output of a first brick. The device further determines a second voltage measurement associated with a second brick. The first brick is larger...
US20150008865 SOLAR POWER CONVERTER AND METHOD OF CONTROLLING SOLAR POWER CONVERSION  
A controller (306) executes a method (400) of controlling a solar power converter (20, 300) connected to receive output power from a solar power source (10). The method comprises: measuring (430)...
US20120250379 OTA Feedback Mechanism for Fixed Feedback Voltage Regulators  
An operational transconductance amplifier used in conjunction with a multiple chip voltage feedback technique allows multiple strings of LEDs and current sinks to be efficiently powered by a...
US20140203789 High Efficiency Variable Voltage Supply  
There is disclosed a power supply stage, comprising: generating means for generating a power supply voltage from a high efficiency variable voltage supply in dependence on a reference signal;...
US20120098504 High Efficiency Variable Voltage Supply  
There is disclosed a power supply stage, comprising: generating means for generating a power supply voltage from a high efficiency variable voltage supply in dependence on a reference signal;...
US20130314060 Load Transient of a Cot Mode Power Supply  
A constant on time mode power supplier uses longer constant on time when the output voltage of the constant on time mode power supplier is drooped due to load variation, to increase energy...
US20110121794 BUS INSTRUMENT AND METHOD FOR PREDICTIVELY LIMITED POWER CONSUMPTION IN A TWO-WIRE INSTRUMENTATION BUS  
A bus instrument (10) configured to predictively limit power consumption and adapted for use with a two-wire instrumentation bus is provided. The bus instrument (10) includes a sensor (13), a...
US20120139507 HYSTERETIC VOLTAGE CONVERTER WITH OFFSET VOLTAGE CORRECTION  
A hysteretic power converter wherein an additional adjustment circuit, implemented as an offset correction loop, adds an offset to the comparator detection function to reduce the difference...
US20140292289 ELECTRICAL DEVICE INSTALLATION IMPROVEMENT  
An energy saving device that is adapted to be connected to a power outlet and further connected to at least one electrical device, said electrical devices drawing power through the energy saving...
US20140084848 Temperature-Controlled Power Supply System and Method  
A temperature-controlled power supply system is disclosed. The temperature-controlled power supply system comprises a power source, for supplying input power; a rechargeable battery module, for...
US20120235650 DC-OFFSET CORRECTION CIRCUIT  
A DC-offset correction circuit for a target circuit with an output terminal and a feedback input terminal. The DC-offset correction circuit includes an obtaining module and a correction module....
US20140125298 FAULT-REJECTING MIXER AND APPLICATIONS  
Mixers are described which allow for information sharing in redundant systems, while providing sufficient isolation between redundant system components to enable fault-tolerant operation.
US20130154584 ELECTRIC TOOL ADAPTOR AND ELECTRIC TOOL SYSTEM USING SAME  
An electric tool adaptor is configured to be disposed between an electric tool and a battery pack and attached detachably with respect to the electric tool and the battery pack. This adaptor...
US20130057529 MOBILE TERMINAL AND POWER MANAGEMENT UNIT THEREOF  
A power management unit of a mobile terminal. The power management unit includes a DC-DC converter configured to convert an input voltage into first and second output voltages, the mobile terminal...
US20100302757 Energy Efficient Power Adapter  
According to one embodiment, an AC power adapter for providing voltage to an electrically-operated device includes a power converter module electrically coupled to a power source via at least one...
US20130234683 BOOST CONVERTER AND METHOD FOR ITS OPERATION  
In a boost converter operation, a first voltage that is independent of an input voltage of the boost converter is preset in the boost converter, having an increased voltage level compared to the...
US20120313713 Switching Power Supply  
A power supply is disclosed herein. For example, the power supply can include a switching device and an aperture generator and control module. The switching device can be configured to...
US20120105024 Feedback Regulating Circuit  
A feedback regulating circuit provides a regulated voltage to a multi-output circuit that outputs a plurality of output voltages. The feedback regulating circuit includes a voltage control unit,...
US20110080143 BUCK-BOOST CIRCUIT  
In accordance with some embodiments, a buck-boost circuit is contemplated which is bi-directional. That is, the buck-boost circuit be configured to produce a load voltage for a load responsive to...
US20150028824 USB POWER SUPPLY  
A universal serial bus (USB) power supply is disclosed as including a main body (12) and a cable (24) releasably connectable with each other, the main body (12) being releasably connectable to a...
US20120286746 DYNAMIC CONTROL OF THE POWER SOURCING CAPABILITY OF A POWER SOURCE  
A method, apparatus, and device provide for the control of the power sourcing capability of a power source that supplies power to a device. A detection element of the device is operable to...
US20120313696 ULTR-LOW-POWER POWER SUPPLY SYSTEM FOR AN IC CHIP  
Embodiments of the present invention may provide a power supply system that uses a capacitive voltage divider to selectively monitor various power supplies on an IC chip. The power supply system...