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US20100259220 Lighting System  
An energy storage system includes battery cells and a controller. The battery cells include first and second cells. The controller controls a current to the first and second cells, such that a...
US20110140662 BALANCING SYSTEM FOR A BATTERY PACK  
A balancing system for a battery pack includes a first balancing stage and a second balancing stage. The battery pack includes multiple modules and each of the modules in the battery pack includes...
US20050170245 Electrochemical cell recharging system  
A rechargeable electrochemical cell system is provided. The system includes a plurality of cells, wherein each cell is comprised of a first electrode, a second electrode, and a third electrode...
US20150295428 SYSTEM AND METHOD FOR CELL BALANCING AND CHARGING USING A SERIALLY COUPLED INDUCTOR AND CAPACITOR  
An apparatus for charging a plurality of series connected battery cells, includes a first and second input terminals for providing a charging voltage to the plurality of series connected battery...
US20050194932 Battery switching circuit for a portable communication device, battery switching method therefor, and battery switching program therefor  
A battery switching circuit is provided for a portable communication device provided with a plurality of batteries in which the total amount of charged power of the batteries can be consumed...
US20140232346 ACTIVE CELL AND MODULE BALANCING FOR BATTERIES OR OTHER POWER SUPPLIES  
A system configured to actively balance power among power cells such as batteries. The system includes a power module of series-coupled power cells, each exhibiting different charge levels during...
US20120217931 METHOD OF CHARGING A BATTERY ARRAY  
The method of charging a battery array performs constant current and constant voltage charging of a battery array while detecting the voltage of each battery. The battery array is a plurality of...
US20110012559 CIRCUIT ARRANGEMENT AND METHOD FOR TRANSFERRING ELECTRICAL CHARGE BETWEEN ACCUMULATORS OF AN ACCUMULATOR ARRANGEMENT  
A circuit arrangement for transferring electrical charge between accumulators of an accumulator arrangement includes a number of first series circuits, each connecting in parallel to one of the...
US20090309545 Voltage Detecting Device Of Assembled Battery And Assembled Battery System Comprising Same  
In the voltage detecting device according to the present invention, voltage detecting lines respectively extend from a plurality of voltage input terminals, a plurality of capacitative elements...
US20050269988 Voltage balancing circuit for multi-cell modules  
An energy storage module includes a number of cells coupled in series between two end terminals, and intermediate terminal or terminals providing access to one or more junctions between individual...
US20100213897 Battery-Cell Converter Management Systems  
A battery cell converter (BCC) unit including one or more energy-storing battery cells coupled to one or more DC/DC converters is disclosed. A management unit can monitor and control the charging...
US20080067978 Battery apparatus for controlling plural batteries and control method of plural batteries  
Lower order control devices control plural battery cells configuring plural battery modules. An input terminal of the low order control device in the highest potential, an output terminal of the...
US20080061740 Battery apparatus for controlling plural batteries and control method of plural batteries  
Lower order control devices-control plural battery cells configuring plural battery modules. An input terminal of the low order control device in the highest potential, an output terminal of the...
US20120056585 SYSTEMS, APPARATUS, AND METHODS FOR BATTERY CHARGE MANAGEMENT  
Systems, apparatus, and methods for automobile battery management is provided. In one embodiment, an apparatus for providing balanced and individualized charging to a battery pack is provided. The...
US20130119935 MULTIPLEXER AND SWITCH-BASED ELECTROCHEMICAL CELL MONITOR AND MANAGEMENT SYSTEM AND METHOD  
A system for monitoring a plurality of battery cells using the switch and multiplexing circuits with the plurality of monitored signal indicating the battery voltage levels for each cell by...
US20110309796 System and Method for Managing Charge Within a Battery Pack  
Systems and methods for a managing charge within a battery pack are disclosed. In one example, flyback transformers manage charge in a second current path. The system and method can improve...
US20100033128 Circuit and method for cell balancing  
According to one embodiment of the invention, there is provided a cell balancing circuit used for balancing a plurality of cells comprising a first cell and a second cell adjacent to the first...
US20100019724 BATTERY SYSTEM USING SECONDARY BATTERY  
A battery system in which module batteries, each of which includes cell batteries connected in series, are connected to one another. Each of the module batteries includes: a cell voltage...
US20150188336 Circuit and Method for Cell Balancing  
A balancing circuit for balancing multiple cells in a battery. The cell balancing circuit includes a first shunt path connected in parallel to a first cell, a controller coupled to the first shunt...
US20110193525 BATTERY PACK  
Provided is a battery pack for a portable computer, which can be charged using a mobile phone charger. The battery pack includes battery cells connected in series, a controller electrically...
US20060214636 Method and apparatus for equalizing secondary cells  
The present invention is to provide an equalizing method and an apparatus thereof for preventing unit cells from being over charged and discharged. After an ignition switch is turned off, CPU...
US20130106354 APPARATUS AND METHOD FOR BATTERY EQUALIZATION  
An apparatus for battery equalization of a battery pack for use in a vehicle includes cell stack separators and cell balancers. The battery pack includes a power supply system, a plurality of...
US20090153100 CHARGING CONTROL APPARATUS CONTROLLING CHARGING CURRENT AND CONTROL METHOD THEREFORE  
Provided is a control apparatus that controls a battery circuit, including a voltage detector that detects a battery voltage, a battery protection circuit that stops charging current when the...
US20120194133 ACTIVE CELL BALANCING USING INDEPENDENT ENERGY TRANSFER BUS FOR BATTERIES OR OTHER POWER SUPPLIES  
A system includes a power source having multiple energy storage power cells. The system also includes multiple cell active balancing circuits. Each active balancing circuit is coupled across and...
US20090067200 Device and method for equalizing the charges of individual, series-connected cells of an energy storage device  
A device and a method for compensating charges of serially connected individual cells of an energy storage device includes a DC/DC converter which taps power from the energy storage device or an...
US20080084182 Lithium battery system  
A lithium battery system for providing power to a load and a method for controlling the same. The system includes an alternator and a battery pack coupled in parallel with the alternator and the...
US20110210701 BATTERY SYSTEM  
A battery system, which allows adjustment of balance of the voltages among the chargeable batteries while preventing electric loss, includes a plurality of battery modules connected in series,...
US20100164430 Intelligent Adaptive Energy Management System and Method for Using  
An intelligent adaptive energy management system and method that manages the charge and discharge process as well as the environmental quality of the energy resource to maximize its safety and its...
US20130147433 METHOD OF CONTROLLING THE POWER STATUS OF A BATTERY PACK AND RELATED SMART BATTERY DEVICE  
In a smart battery device, a battery pack having a plurality of battery cells is provided. During charging, if the voltage of each battery cell does not exceed the maximum operational voltage...
US20050110460 Battery module having lithium battery, and vehicle control system employing battery module having lithium battery  
A battery module with an excellent cooling effect includes a battery unit 194 and a circuit unit 192. The battery unit 194 includes a casing main body 195 having an external frame 195a formed of a...
US20150244191 BATTERY MANAGEMENT DEVICE, CONTROL METHOD AND PROGRAM THEREFOR, AND BATTERY MONITORING SYSTEM PROVIDED WITH SAME  
This battery monitoring system quickly and accurately grasps the position of a monitoring device that monitors battery packs when an abnormality occurs in the monitoring device. The battery...
US20130020998 Intelligent Battery With Off-Line Spare Battery Charging and Output Regulation System  
A battery pack having multiple cells connected through “virtual” connections via MOSFETs, other insulated-gate field-effect transistors, and the like. The use of virtual connections allows for the...
US20130009591 ELECTRIC PLANT WITH CAPACITY TO CHARGE ELECTRIC BATTERIES  
An electric plant with a capacity to charge electric batteries is a plant for transmitting electric power including a Voltage Source Converter, an alternating voltage network connecting an...
US20120025768 POWER SUPPLY DEVICE HAVING PRECHARGING CIRCUIT FOR CHARGING CAPACITOR  
A power supply device includes a battery 1, and an output switch 2, and a precharging circuit 3. The battery 1 includes serially-connected cells 10. The output switch 2 is connected to the output...
US20110074354 CAR POWER SOURCE APPARATUS, AND CAPACITY EQUALIZING METHOD FOR THE CAR POWER SOURCE APPARATUS  
The power source apparatus is provided with a unit switch 16 connected in series with each battery unit 10, cell capacity equalizing circuits 20 to suppress variation in the remaining capacities...
US20060006841 Battery pack and electronic device using the same  
A battery pack and an electronic device using the same to output a plurality of power having a different voltage level each other. The battery pack includes: a power source including a plurality...
US20110234165 Modular Charging System for Multi-Cell Series-Connected Battery Packs  
A modular charging system for series-connected battery packs is disclosed. An individual isolated charging module is connected across each cell in the pack. A battery cell and its corresponding...
US20090315516 POWER SUPPLY SYSTEM  
A power supply system for a vehicle is provided which makes it easy to supply an ignition voltage to an electronic control unit by using a battery equalizer. The power supply system for a vehicle...
US20150244187 ELECTRONIC DEVICE  
According to one embodiment, a device includes a detector, a charging circuit, a notificator, and a measuring module. The detector detects an operating cycle for a battery having serially...
US20070080664 SYSTEM AND METHOD FOR REBALANCING A BATTERY DURING VEHICLE OPERATION  
A system and method for rebalancing a battery in a vehicle during vehicle operation, the battery including a plurality of modules, is provided. The method may include determining when an automatic...
US20060119319 Voltage equalization control system of accumulator  
A maximum/minimum voltage detector detects a maximum terminal voltage and a minimum terminal voltage of a plurality of accumulators. A voltage difference calculator calculates a voltage difference...
US20100123433 VOLTAGE EQUALIZATION APPARATUS AND METHOD FOR BATTERY SYSTEM  
The present invention provides a voltage equalization apparatus and method for a battery system. The apparatus includes: a mutual inductor or a transformer, which includes a primary winding, a...
US20090096418 ELECTRICAL ENERGY STORAGE DEVICE, IN PARTICULAR FOR EQUIPPING A MOTOR VEHICLE  
An electrical energy storage device (1), in particular for equipping a motor vehicle, comprises: at least one energy storage cell (2), p1 an electronic unit (3), comprising in particular an...
US20080239603 BATTERY PROTECTION CIRCUIT FOR LITHIUM CABON MONOFLUORIDE BATTERY  
A protection circuit for a primary battery pack provides the battery pack with reverse charge protection. The protection circuit features a metal oxide semiconductor field effect transistor...
US20050093514 Portable independent source system  
An internal storage battery and an external storage battery that is freely attachable/detachable to/from a power source system are connected to a solar battery and a charge controller via first to...
US20140159664 METHOD OF MANUFACTURING BATTERY PACK AND BATTERY PACK  
A battery pack that has multiple battery units that differ in full charge capacity is charged and discharged to the maximum. A method of manufacturing the battery pack includes the following...
US20080252257 Multiplexer and Switch-Based Electrochemical Cell Monitor and Management System and Method  
A system for monitoring a plurality of battery cells using the switch and multiplexing circuits with the plurality of monitored signal indicating the battery voltage levels for each cell by...
US20140042974 DETACHABLE BATTERY MODULE, AND METHOD AND APPARATUS FOR THE CHARGE EQUALIZATION OF A BATTERY STRING USING SAME  
Provided are a detachable battery module and a charge equalization method and apparatus for a battery string. According to the exemplary embodiments of the present invention, the charge...
US20110109268 BATTERY VOLTAGE BALANCE APPARATUS AND BATTERY CHARGE APPARATUS  
A battery voltage balance apparatus including a balance determining unit and a converting unit is provided. The balance determining unit is coupled to a plurality of battery units and determines...
US20090140693 FLYBACK CHARGE REDISTRIBUTION APPARATUS FOR SERIALLY CONNECTED ENERGY STORAGE DEVICES USING FLYBACK-TYPE CONVERTERS  
A charge redistribution apparatus includes a transformer including a primary winding and a plurality of secondary windings. The apparatus also includes a plurality of rectifier circuits,...

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