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9018920 Information processing apparatus, and control method and storage medium therefor  
An information processing apparatus capable of suppressing a secondary battery from being charged with an amount of charge current that can apply excessive load on the secondary battery, without a...
8994339 Battery temperature compensation with closed-loop fan control  
A dual-loop control configuration employs battery temperature as a feedback metric in order to prevent overheating when recharging batteries. Temperature sensors are used to obtain the battery...
8975871 Power management method and electronic system using the same  
A power management method and an electronic system using the same are provided. The electronic system includes a display device and an auxiliary device, and has dual batteries and two subsystems....
8970182 Fast charging of battery using adjustable voltage control  
A battery cell charger for rapidly charging a lithium ion battery cell (or string of series-parallel connected cells) having a maximum battery cell voltage the battery cell charging system...
8970181 Apparatus and method to charge a battery  
An apparatus and a method to charge a battery, the battery charging apparatus including: a battery unit which is chargeable; a battery charging unit which charges the battery unit; and a...
8970163 Charge control system of battery pack  
Provided is a charge control system of a battery pack. The charge control system includes a charge unit, a battery management unit, a charger management unit, and a voltage level shift unit. The...
8963484 Electronic device for controlling magnitude of charging current for charging to-be-charged electronic device  
By controlling a charging current magnitude for charging a to-be-charged electronic device by a charging electronic device and current magnitudes of other loading elements of the charging...
8941363 Device battery management  
Technologies and implementations for device battery management are generally disclosed.
8933670 Power supply system, electric vehicle and charging adapter  
There are provided a power supply system, an electric vehicle and a charging adapter. Electric power from a commercial power supply is distributed to electric lines by way of a distribution board...
8922329 Battery charging to extend battery life and improve efficiency  
Exemplary charging device includes a processor and charging current for coupling to a battery. In an exemplary embodiment, the processor defines charging profiles for charging the battery at...
8912762 Charging method for non-aqueous electrolyte secondary battery by repeating a set of constant current charge and constant voltage charge and battery pack implementing the charging method  
In the present method, a non-aqueous electrolyte secondary battery is charged by repeating n+1 times a constant current charge and a subsequent constant voltage charge, where n is an integer of 1...
8907630 Inrush current protection circuit  
An inrush current protection circuit for charging a load to a target voltage, in which the inrush current protection circuit includes a first charging circuit and a second charging circuit. The...
8901885 Low temperature fast charge  
An automated charge preparation method periodically determines critical parameters for the set of relevant operating conditions, determines whether fast charging is possible, applies fast charging...
8898492 System, method and mobile terminal for sharing battery between mobile terminals  
A system, a method, and a mobile terminal for sharing a battery between mobile terminals are disclosed, which can solve a problem that the battery can not be shared between mobile terminals in the...
8896272 Systems and methods of battery charging with dynamic float voltage  
Embodiments of the present invention include electronic circuits, systems, and methods for charging a battery. In one embodiment, the present invention includes a method, which may be implemented...
8890486 Method and apparatus for charging a battery  
A method and apparatus for charging a battery is provided. The apparatus includes: a constant current circuit, a constant voltage circuit and a control circuit. The control circuit is adapted to...
8884587 Protocols for reporting power status over multiple buses  
An automated power reporting system is provided in one aspect. The system includes one or more devices that can report or transmit power status information over a bus or network. A protocol...
8854014 Battery charging apparatus, electronic apparatus, and charging method  
According to one embodiment, a charging method of a charging apparatus includes a protector for stopping charging of a battery when a first voltage value of the battery exceeds a threshold value,...
8823324 Staggered multi-battery battery charging  
A battery charging method includes generating a plurality of charge profiles, each for a different one of a plurality of batteries, wherein a charge profile indicates a charge current as a...
8797171 Delayed power-on function for an electronic device  
A delayed power-on function for an electronic device is disclosed. A charging unit charges a rechargeable battery with a pre-charge current when a voltage of the rechargeable battery is less than...
8786249 Frequency based electric vehicle charge controller system and method for implementing demand response and regulation services to power grid using frequency detection  
Frequency responsive charging for plug-in hybrid electric vehicles (PHEV) and battery electric vehicles (BEV), a frequency sensing charging system and a method are provided for implementing demand...
8766602 Self protecting pre-charge circuit  
A battery charging system includes a pre-charge control circuit for electrically coupling a plurality of power supply terminals to a plurality of load terminals. The pre-charge control circuit...
8765306 High voltage battery formation protocols and control of charging and discharging for desirable long term cycling performance  
Improved cycling of high voltage lithium ion batteries is accomplished through the use of a formation step that seems to form a more stable structure for subsequent cycling and through the...
8754614 Fast charging of battery using adjustable voltage control  
A battery cell charger for rapidly charging a lithium ion battery cell (or string of series-parallel connected cells) having a maximum battery cell voltage the battery cell charging system...
8742730 Charging circuit  
A charging circuit that prevents a system abnormality caused by removal of a battery. The charging circuit includes a constant voltage charge controller which detects charge voltage and performs a...
8729868 Method and apparatus for charging batteries  
A battery charging system is disclosed. The battery charging system includes a battery charger, a switching circuit and a control circuit. The battery charger receives electric power from a DC...
8698460 Charger that charges rechargeable battery arranged in electronic device and charging method for rechargeable battery arranged in electronic device  
A charger for an electronic device that charges a rechargeable battery of the electronic device. The charger includes a detection unit, which detects connection of another electronic device to the...
8700248 Charge and discharge control apparatus and method  
A charge and discharge control apparatus is provided with: a setting device which is configured to set a hunting allowable period (T), which is a hunting period in which hunting of engine power is...
8680811 Electronic device, charger, and electronic device charging system  
An object of the present invention is to provide an electronic device which is capable of conducting a proximity noncontact communication even if charging of a secondary battery is not fully...
8680818 Sensor node voltage clamping circuit and method  
A voltage clamping circuit includes a current source having a fixed current source and a variable current source and a variable resistor receiving current from the current source. The variable...
8674658 System and method for charging plural information handling system batteries  
Plural batteries installed in an information handling system are simultaneously charged in a constant current mode to a predetermined charge and then in a constant voltage mode to a full charge to...
8653795 Charger circuit  
The present invention discloses a charger circuit. The charger circuit comprises a control circuit and at least two charging paths. The control circuit determines to activate or inactivate each...
8643342 Fast charging with negative ramped current profile  
A battery cell charging system, including a charger and a controller, for rapidly charging a lithium ion battery cell, the battery cell charging system having a circuit for charging the battery...
8610408 Lithium ion secondary battery charging method and battery pack  
A lithium ion secondary battery which includes: a power generation element including a positive electrode, a negative electrode, a separator interposed between the positive electrode and the...
8598851 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Charging circuit
 
A charging circuit that prevents a system abnormality caused by removal of a battery. The charging circuit includes a constant voltage charge controller which detects charge voltage and performs a...
8587259 Method of estimating temperature of battery  
The present invention relates to a temperature estimating method of a battery. A predetermined module of a battery is equipped with a temperature sensor and a current/voltage sensor(s). Whether...
8575895 Method and device for voltage detection and charging of electric battery  
A device and method for rated voltage detection and charging of electric batteries. The method comprises the steps of measuring a terminal voltage of the battery having first or second rated...
8552693 Low temperature charging of Li-ion cells  
A battery cell charging system, including a charger and a controller, for low-temperature (below about zero degrees Celsius) charging a lithium ion battery cell, the battery cell charging system...
8541983 Circuit and method of operation for an electrical power supply  
A battery charging circuit comprising: a semiconductor switch having an output connected to a rechargeable battery; a battery charge controller for receiving power from an external source, and...
8531174 AC-DC input adapter  
An output module for providing power to a device by using power from a source includes an inlet port, an outlet port, a power conversion circuit configured to receive power from the source through...
8525470 Using a circuit rating to establish a charge rate for an electric storage battery of an electric vehicle  
A method for charging an electric storage battery in a plug-in electric vehicle through a power supply circuit includes coupling a charger to the circuit, providing the charger with a signal...
8519671 Power supply circuit and method for providing output voltage to charge a battery  
Various embodiments are described herein for a charging device and an associated charging method for charging a rechargeable battery. The charging device generally includes a current source that...
8513923 Battery charging circuit with trickle charging mode  
The present invention provides a battery charging control circuit to charge batteries in phases. In a first charging phase the charging circuit charges the batteries with a large current and at a...
8508187 Interactive charging management system and method thereof  
An interactive charging management system and a method thereof are provided. The method is applicable to a plurality of electric vehicles, and which includes dynamically adjusting usable power...
8487589 Method and device for determining the start of a charging process for an energy storage device in an electric vehicle  
A method and a device are provided for determining the start of a charging process for an energy storage device in a vehicle, such as an electric vehicle. The method includes, but is not limited...
8471528 Secondary battery controlling apparatus and controlling method  
To provide a secondary battery controlling apparatus and a controlling method that can keep a storage amount of a secondary battery used for supply and demand control of a power system not close...
8465859 Current sensor  
A current sensor includes a magnetic balance sensor and a switching circuit. The magnetic balance sensor includes a feedback coil which is disposed near a magnetic sensor element varying in...
8456136 Method and apparatus for battery gauging in portable terminal  
A method and apparatus for battery gauging in a portable terminal are provided. In the battery gauging method, it is determined in a low-power mode whether a listening interval occurs for...
8450982 Charge control circuit and charge controlling semiconductor integrated circuit  
A charge control circuit equipped with a function of controlling a charging current to be supplied to a secondary battery, comprises: a detecting unit for monitoring a temperature; and a charge...
8441233 Protocols for reporting power status over multiple buses  
An automated power reporting system is provided in one aspect. The system includes one or more devices that can report or transmit power status information over a bus or network. A protocol...

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