Electricity: battery or capacitor charging or discharging inventions 02/08

20080048608 - Hybrid battery pack and methods of charging and discharging the same: A hybrid battery pack and methods of charging and discharging the same make it possible to manage at least two power sources by one circuit. The hybrid battery pack includes a first power source having a first switching circuit, a second power source connected to the first power source in... Agent: Stein, Mcewen & Bui, LLP

20080048610 - Battery charger: A battery charger is disclosed to includes a power supply unit for converting AC power supply into DC power supply, and a charging unit, which is detachably connected to the power supply unit and adjustable through a rotary knob to change the length of the battery chambers thereof to fit... Agent: Rosenberg, Klein & Lee

20080048609 - Magnetically attachable battery recharging: A charging device for transferring electrical charge between a variety of sources and clients comprising charging circuitry and electrical leads with magnetically attaching connectors is disclosed. The magnetically attachable leads are used to connect to external batteries or other sources or clients. The charging circuitry may be a buck, boost,... Agent: Zarian Midgley & Johnson PLLC

20080048611 - Method and system for recharging a battery power supply unit: A method and system for recharging a battery power supply unit is provided. During the recharging of a battery power supply unit for a bicycle electronic device, the power supply unit is electrically disconnected from the electronic device and receives recharging energy from a first power supply circuit of a... Agent: Volpe And Koenig, P.C.

20080048612 - Wireless battery charger: A wireless battery charger comprises of a housing, a processing module, and a rechargeable battery. The housing has a socket, at least one terminal mounted on at least one inner wall of the socket, a first display unit, and a second display unit. The processing module mounted in the housing... Agent: Birch Stewart Kolasch & Birch

20080048613 - Voltage regulator in a battery block: An electronic system is provided. The electronic system comprises at least one electronic component and a battery block configured to provide power to the at least one electronic component. The battery block comprises at least one battery cell; a voltage regulator circuit coupled to the at least one battery cell... Agent: Honeywell International Inc.

20080048614 - Electronics with multiple charge rate: One or more buttons, located either on a battery pack or on an electronic device powered by the battery pack, that allow the user to charge the battery of a portable device faster than normal. Electronic circuitry is provided for activating the charge mode choices.... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20080048615 - Electrochemical cell: An electrochemical cell comprises as an anode, a lithium transition metal oxide or sulphide compound which has a [B2]X4n− spinel-type framework structure of an A[B2]X4 spinel wherein A and B are metal cations selected from Li, Ti, V, Mn, Fe and Co, X is oxygen or sulphur, and n− refers... Agent: Fulbright & Jaworski L.L.P.

20080048616 - System and method for calculating battery state of charge: Described is a system and method for determining determining a present state of charge of a battery and determining a rate of change of the state of charge of the battery, the rate of change being determined based on a charge current being supplied to the battery. Then, an updated... Agent: Fay Kaplun & Marcin, LLP

20080048617 - Remaining-capacity dispersion detecting apparatus and remaining-capacity control apparatus for battery pack: A remaining-capacity dispersion detecting apparatus for a battery pack having a plurality of cells includes a total voltage sensing section adapted to sense a total voltage which is a terminal voltage of the whole of battery pack; a storing section adapted to store a value of the total voltage when... Agent: Foley And Lardner LLP Suite 500

20080048618 - Charge-pump biased battery protection circuit: A charge-pump biased battery protection circuit provides improved efficiency, reduced power dissipation, and reduced complexity in battery powered circuits. A charge pump is utilized to bias the gate of a single pass transistor such that the voltage between the pass transistor gate and the drain/source terminals of the pass transistor... Agent: Mitch Harris, LLC - Cirrus

20080048620 - Charge and discharge control circuit and battery device: When pulse charging is performed in an overcharge state or an overdischarge state in a charge and discharge control circuit and a battery device, a problem in that a pseudo overcurrent phenomenon occurs repeatedly to hinder normal operations of the charge and discharge control circuit and the battery device is... Agent: Brinks Hofer Gilson & Lione

20080048619 - Input/output power control apparatus and method for secondary battery: In input/output power control apparatus and method for a secondary battery, in a case where neither a current sensor nor a voltage sensor fails, allowable input/output powers which are an allowable input power by which the secondary battery allowably inputs and an allowable output power by which the secondary battery... Agent: Foley And Lardner LLP Suite 500

20080048621 - Hybrid battery and full charge capacity calculation method thereof: A hybrid battery and full charge capacity calculation method thereof. A full charge capacity is calculated for each battery at at least two discharge voltage levels, and a total full charge capacity is calculated by adding the calculated full charge capacity of the discharging battery to a full charge capacity... Agent: Christie, Parker & Hale, LLP

20080048622 - Method and apparatus to determine battery resonance: A system and method to determine a resonant frequency of a battery is presented. One embodiment of the invention utilizes a PLL, digital or analog, to adjust the phase angle of a modulated current charging signal to that of the resonant frequency of the battery. A second embodiment of the... Agent: Jackson Walker LLP

20080048623 - Battery charging method: The battery charging method uses a pulsed current alternately taking first and second amplitudes during first and second periods (t1, t2). At least one of the parameters, amplitude and duration, of the current during the first period (t1) is automatically servo-controlled as a function of a first value of the... Agent: Oliff & Berridge, PLC

20080048624 - Method and system of fault powered supply voltage regulation: A method and system for supply voltage regulation in a motor circuit protector (MCP) that includes a current transformer coupled to a rectifier and a stored energy circuit. A solenoid is actuated by that circuit when a sufficient voltage is present. A controller having a configurable input is coupled to... Agent: Schneider Electric / Square D Company Legal Dept. - I.p. Group (np)

20080042615 - Method for improving fuel economy of a hybrid vehicle: A fuel economy control method for a hybrid vehicle includes estimating a temperature of a battery, measuring a current of the battery, and measuring a voltage of the battery. A nominal optimum charging voltage is determined as a function of a state of charge (SOC) of the battery and the... Agent: General Motors Corporation Legal Staff

20080042616 - System and method for rapidly charging a usb device: System and method for enumerating and/or enumerating a device. The device may be a USB portable device which adheres to a first standard, e.g., the USB specification, and may engage in enumeration with respect to a USB hub/USB host device. Where a battery included in the device is sufficiently low,... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.

20080042617 - Electronic battery module (ebm) with bidirectional dc-dc converter: A rechargeable DC power supply includes a housing including an interior, an exterior, and an integral heat sink including a heat absorbing surface formed in said interior and a heat dissipating surface formed in said exterior. The rechargeable DC power supply includes a rechargeable battery having battery terminals positioned in... Agent: Harness, Dickey & Pierce, P.L.C

20080042618 - Power supply methods and arrangements: In the context of a notebook computer, multiple battery safety measures in the computer, battery pack, and individual battery cells. These battery packs include industry standard safety mechanisms as well as additional safeguards designed to increase safety. The additional safeguards can be categorized in the following ways. The first safeguard... Agent: Ference & Associates LLC

20080042619 - Method of recovering voltage of a primary cell and its device: A method of recovering voltate of a primary cell and its device. The method of steps of reading a cell to obtain start voltage, capacitance and number of the cells to be recovered, of imposing sine curve impulse once every 1-3 second on the positive pole of the cell(s) for... Agent: Sinorica, LLC

20080042620 - Battery charger: An apparatus is capable of charging a battery mounted aboard a robot while avoiding an unstable posture of the robot caused by a power feeding connector coming into contact to a power receiving connector of the robot. A battery charger of the present invention performs control to move the power... Agent: Squire, Sanders & Dempsey L.L.P.

20080042621 - Method for controlling and system for charging a battery power supply unit: A method of controlling and a system for charging a battery power supply unit for a bicycle electronic device, even in critical temperature conditions, is provided. Heat energy is supplied to the power supply unit when its temperature is lower than or equal to a lower temperature threshold within a... Agent: Volpe And Koenig, P.C.

20080042622 - Charging circuit: A charging circuit for charging a rechargeable battery (70) includes a charge management unit (40), a comparator (80) and a changeover switch (60). The changeover switch (60) includes a default state of connecting the rechargeable battery to the comparator (80), so that the comparator (80) produces a comparison result by... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20080042623 - Recharging system for low-voltage, cordless appliances: An appliance charger comprises an electrical cord (6) for connection to an electrical source, a transformer (2), a control circuit board (4) or chip, contact terminals (7) for contacting an appliance (8), and a switch (5) for selectively closing a circuit when an appliance is connected to the charger and... Agent: Lawrence Cruz Conair Corporation

20080042624 - Circuit arrangement and method for charging and discharging at least one capacitive load: High efficiency and low losses may be achieved in a circuit arrangement, for charging and discharging at least one capacitive load, in particular, a piezoactuator. The charging and discharging is achieved by way of ring-around processes in a resonant circuit, brought about by controlled opening and closing of at least... Agent: Lerner Greenberg Stemer LLP

20080036417 - Battery charger: The battery charger includes a first charging circuit controlling input power to charge an external battery detachably mounted to the charger; an internal secondary battery charged by the input power; a charge/discharge control circuit charging the internal battery by the input power and controlling a charge of the internal battery;... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080036418 - Portable battery charger: A handheld mobile communication device includes a rechargeable first battery for powering the device. A charger includes a second battery. The charger is configured to be detachably coupled to and supported by the device. The device and the charger can be carried together as a single unit as the charger... Agent: David B. Cochran, Esq. Jones, Day, Reavis & Pogue

20080036419 - Battery isolator: A battery isolator for an electrical system having a first battery, a second battery and a charging source continuously coupled to one of the first and second batteries. The battery isolator comprises an inductor having a first terminal and a second terminal, a first switch connected between a positive terminal... Agent: Eley Law Firm Co.

20080036420 - Battery charger and assembly: Battery chargers and combinations. In some aspects and in some constructions, the invention may provide a combination including a battery charger having a housing and a charging circuit, and protective structure separate from and connectable with the battery charger. The protective structure, when connected, extending from the housing beyond a... Agent: Michael, Best & Friedrich LLP

20080036421 - Battery management system and driving method thereof: A battery management system (BMS) manages a battery for a hybrid vehicle including an engine control unit and a motor generator controlled by the engine control unit and connected to a battery including at least one battery pack, each pack including a plurality of battery cells. The BMS includes a... Agent: Stein, Mcewen & Bui, LLP

20080036423 - Method and apparatus for managing charge/discharge current of on-vehicle battery to control on-vehicle generator in consideration of offset of charge/discharge current: An apparatus is provided to manage a charge/discharge current of an on-vehicle battery. The apparatus comprises a detecting unit detecting an actual amount of the charge/discharge current and a receiving unit receiving information indicating generating operations of an on-vehicle generator. The apparatus also comprises a control unit controlling the generating... Agent: Oliff & Berridge, PLC

20080036422 - Charging and discharging control circuit and charging type power supply device: Provided is a charging and discharging protection circuit realizing low current consumption in an overcurrent detection state, easy calculation of an automatic return impedance, and high usability. A pull-down circuit for pulling down an overcurrent detection terminal to a VSS terminal is connected in series between the overcurrent detection terminal... Agent: Brinks Hofer Gilson & Lione

20080036424 - State-of-charge adjusting apparatus: The state-of-charge adjusting apparatus which enables to shorten a time to reach a capacity equalization is provided. A CPU extracts a block consisting of a plurality of unit cells connected continuously to each other, the plurality of the unit cells each having a voltage higher than a target voltage, and... Agent: Kratz, Quintos & Hanson, LLP

20080036425 - Battery device: A battery device includes a battery cell constituted by a secondary cell, a case that houses the battery cell, and a battery-side positive electrode terminal and a battery-side negative electrode terminal electrically provided in the case and connected to the battery cell. The battery device further includes a temperature detecting... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080036426 - Method for charging portable electronic device: A method for charging portable electronic device is disclosed. When the portable electronic device is connected to a power source, the method selects a protecting mode or a fast charging mode to charge the battery according to the current operating status of the portable electronic device. Simultaneously, the battery power... Agent: Jianq Chyun Intellectual Property Office

20080036427 - Electric vehicle control apparatus: [Means for Resolution] In an electric vehicle control apparatus, a converter 3 having a bridge circuit formed by making inverse-parallel connection of rectifying devices 1a to 1d and self-arc-suppressing devices 2a to 2d is connected to a secondary winding 5a of a main transformer 5, and a filter capacitor 8... Agent: Buchanan, Ingersoll & Rooney PC

20080030164 - Direct methanol fuel cell pack heating system: A temperature sensor (13) and a heating device (14) are provided to prevent moisture from freezing i a direct methanol fuel cell (16). To achieve this, a secondary battery (17) is connected in parallel to the fuel cell. When the temperature drops to a predetermined level, the secondary battery, using... Agent: Oppedahl Patent Law Firm LLC

20080030165 - Method and device for supplying a charge with electric energy recovery: In the invention an electric current circulates from the battery (UB) through the electric motor (M), and the diode (D1) charges the capacitors (CA) and (CB), connected in parallel, which, once charged, are connected in series, giving rise to a difference in voltage in relation to the battery, causing half... Agent: Knobbe Martens Olson & Bear LLP

20080030166 - Apparatus for providing fault protection in a circuit supplying power to an electronic device: Apparatus is provided to limit the current drawn from a power supply output connected to furnish power to a docking station or electronic device, when a fault connects the output to ground or other docking connection. The power supply is disconnected when such fault is present during power-up. In one... Agent: Duke W. Yee Yee & Associates, P.C.

20080030167 - Charging circuit for balance charging serially connected batteries: A charging circuit includes a battery pack having a plurality of serially connected batteries and being connected to a power supply; a changeover switch being serially connected to and between any two adjacent batteries; and a precision voltage detector being parallelly connected to each of the batteries for independently detecting... Agent: Birch Stewart Kolasch & Birch

20080030168 - Method of charging batteries: In a method of charging batteries, a microcontroller and a series divider resistor are used to control the level of a charge current source supplied from a power supply, so that a plurality of serially connected batteries in a battery pack could be best charged. The microcontroller detects a voltage... Agent: Birch Stewart Kolasch & Birch

20080030169 - Battery remaining capacity detecting apparatus and battery remaining capacity detecting method: A battery remaining capacity detecting apparatus includes a remaining capacity calculating section, first and second target remaining capacity calculating sections and a remaining capacity revising section. The first and second target remaining capacity calculating sections are configured to calculate first and second target remaining capacities using first and second calculation... Agent: GlobalIPCounselors, LLP

20080030170 - Safety charging system for surgical hand piece: A safety charging system for a battery-operated surgical hand includes a charging base, a battery pack, and control logic. The charging base has an RFID reader antenna disposed near a top surface of the charging base and charge circuitry for charging the battery. The battery pack has the battery used... Agent: Alcon

20080030171 - Method and device for charging a battery at elevated temperatures: The present invention pertains to a method and device for charging a battery at elevated temperatures. More specifically the present invention pertains to a method and a device capable of using the method to charge a battery at elevated temperatures, comprising by determining a temperature of at least one cell... Agent: Morgan & Finnegan, L.L.P.

20080030172 - Battery charger with thermal regulation and soft start: A battery charger is provided which has a power output to charge a battery. The battery charger comprises a power input and a circuit for determining a temperature at the battery charger. The battery charger further includes a controller which varies the power output among a plurality of non-zero power... Agent: Gardere Wynne Sewell LLP Intellectual Property Section