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Portable wireless charging system
A portable wireless charging system is incorporated inside a carrying device that has a plurality of walls and an interior. The portable wireless charging...
Wireless charging systems and methods
An embodiment of a system for wirelessly charging a wrist-worn device may include a radio frequency (RF) charging energy generating element, and an antenna...
Charging wearable computing devices
A wearable electronic device may be inductively charged during regular operation of a computing device when the electronic device is within a proximity zone of...
Battery charging top-off
This disclosure describes techniques for a method of charging a battery. In an example, the method includes determining a capacity of the battery, and...
Method and apparatus for determination of a non-charging operation
A method comprising determining that a charge session event associated with a charge session between an apparatus and a separate apparatus has occurred,...
System and method for balancing voltages
A circuit providing voltage cell balancing is provided. The circuit includes a cell balancing network comprising separate switching circuits, each being...
System and method for controlling an energy storage device
The invention relates to a method for controlling an energy storage device that comprises n output connections, wherein n.gtoreq.2, for producing a supply...
Device control apparatus and device control method
A device control apparatus according to an embodiment includes a monitoring unit, a first processing unit, and a second processing unit. The monitoring unit...
Method and apparatus for power supply control and electronic device
The present invention provides a method and an apparatus for power supply control as well as an electronic device. The method comprises: detecting that the...
Charger and charging system
A charger and a charging system are provided. The charger includes: a rectifier, a transformer, a first diode, a capacitor, a voltage sampling feedback unit, a...
Portable wireless communication device
A portable wireless communication device includes a connector configured to charge the portable wireless communication device by electronically connecting a...
Reconfigurable energy storage and power supply device
A charging device includes a body having a rechargeable energy storage device and a housing, an interface pivotally coupled to the housing, the interface...
Systems and methods for a power adapter for mobile devices
A power adapter for mobile devices may include an alternating current to direct current (AC/DC) converter. The AC/DC converter may convert electric power from a...
Portable rechargeable power supply
A portable power supply adapted to be connected to an external power source and to an electronic device comprises a main module comprising a battery, a...
Wireless charging circuit and abnormal state protection circuit thereof
A wireless charging circuit and an abnormal state protection circuit thereof is provided in the present invention. The wireless charging circuit includes a...
Battery pack and cap lamp system
A cap lamp system includes a battery pack featuring a housing with a battery cell and a protection circuit positioned within the battery pack housing. A pair of...
Smart energy distribution methods and systems for electric vehicle
A power management system smartly allocates the available power at a location to support more electric vehicles than would otherwise be possible. Power managers...
Battery having a plurality of battery cells and method for regulating a
battery voltage of a battery using...
A method for regulating a battery voltage of a battery having a plurality of battery cells configured to be selectively bridged and connected to a battery...
Battery control circuit and battery device
In a battery device including a battery pack in which a plurality of cells are connected in series, there are provided a battery control circuit or a battery...
Method for reducing the total charge loss of batteries
A method for reducing a total loss of charge of battery cells by balancing states of charge includes checking boundary conditions as to whether a vehicle is in...
Solid-state active switch matrix for high energy, moderate power battery
A battery management system employs electronic switches and capacitors. No traditional cell-balancing resistors are used. The BMS electronically switches...
Circuit and architecture for a demodulator for a wireless power transfer
system and method therefor
A primary side wireless power transmitter inductively couplable to a secondary side wireless power receiver for receiving communications from the secondary side...
Circuit and architecture for a demodulator for a wireless power transfer
system and method therefor
A primary side wireless power transmitter inductively couplable to a secondary side wireless power receiver for supplying power to the wireless power receiver...
Energy consumption management
Methods, systems, and devices for controlling electrical energy consumption in an electricity distribution network, so as to reduce net energy consumption in a...
Extended signaling system and method
Embodiments are described that include a "front end" device located remotely from a local telephone location. The front end filters DC and AC current on a...
Photovoltaic power generation system
A photovoltaic power generation system is discussed. The photovoltaic power generation system includes a solar cell module including a plurality of solar cell...
Method of controlling the power input to a HVDC transmission link
Disclosed is a method of controlling the power input to a HVDC transmission link, which HVDC transmission link is connected to an AC power plant via a first...
Energy storage system and method for controlling the same
An energy storage system configured to be coupled to at least one of a power generation system, a grid, or a load, the energy storage system including a battery...
Controller for thermostatically controlled loads
A system and method of controlling aggregated thermostatically controlled appliances (TCAs) for demand response is disclosed. A targeted load profile is...
Power system with combination of active current sharing and droop current
sharing and power system assembly...
A power system with a combination of active current sharing and droop current sharing is disclosed. The power system includes a system load and plural power...
Distributed status calculations in an electricity network with the aid of
Calculating device and method for carrying out status calculations in an electricity network (2) with a multiplicity of nodes (K1-K11). The method comprises the...
Communication network topology management based on an associated electric
In one embodiment, a computer determines a grid topology of an electric grid based on one or more electric grid configuration description files, and also...
Power storage module and power storage device
A power storage module and a power storage device are disclosed. The power storage module and the power storage device include a DC/AC converter, a first power...
Serial loading constant power supply system
The inventive concept relates to a system supplying a constant current direct current power to serial loads connected in series with one another. The inventive...
Direct current power combiner
A circuit for combining direct current (DC) power including multiple direct current (DC) voltage inputs; multiple inductive elements. The inductive elements are...
Semiconductor integrated circuit and operating method thereof
Disclosed are a semiconductor integrated circuit including first and second supply terminals; an input voltage selection circuit including a power-on reset...
Apparatus and method for variably controlling disconnection of
interconnection lines in battery system
Disclosed are an apparatus and method for variably controlling the disconnection or connection of switch connections between battery units in a large battery...
Electrical water heater air entrapment detection
Apparatus for electrical water heater air entrapment detection includes two electrodes residing at opposite ends of a heater housing. The electrodes are part of...
Protective circuit, electronic device, and method of driving a protective
Provided is a method of driving a protective circuit, the protective circuit including a first clamp section and a second clamp section, the first clamp section...
Intelligent control system for high-voltage switch and control method
An intelligent control system for a high-voltage switch and a control method thereof. The control system includes a control terminal (10) and a plurality of...
System and method providing protection in the event of current sensing
failure for power converter
System and method for protecting a power converter. The system includes a first comparator configured to receive a first threshold signal and a first signal and...
Method for improving power distribution protection
A solid state switch module is provided for use in a power distribution network including an input differential protection connection for receiving a measured...
Feed chain for a synchronous electric machine, electric traction system
comprising such a chain, and control...
A feed chain (16) has M feed outputs (31) for supplying a synchronous electric machine (14) with M phases. The feed chain comprises: a converter (22) for...
Apparatus for limiting current of line or breaking current, and control
An apparatus for limiting a current of a line or breaking a current, and a control method thereof are disclosed. The apparatus includes a current breaking...
Insulator cover for electrical distribution systems
A dielectric cover system for an insulator supporting a high voltage conductor is molded to fit over the insulator to cover at least a top portion of the...
Corrugated tube with path-maintaining member and wire harness
A corrugated tube with a path-maintaining member is provided with a corrugated tube having annular convex portions and annular concave portions alternately...
Single-fastener mounting plate for electrical outlets
A mounting plate for an electrical outlet includes a central region having a front surface, a rear surface, and an opening for accessing an outlet. A first...
Bracket and assembly for electrical devices
The present disclosure is directed to a bracket and electrical assembly including such bracket for mounting or securing to a concrete masonry unit (CMU).
Weatherproof outdoor electrical box
The present invention is directed to a weatherproof electrical box for protecting an electrical connection from the elements. The electrical box includes a...
Active cover plates
In one example, an active cover plate includes a faceplate, a load and a spring clip adjustable in at least one of a horizontal direction and a vertical...