Electricity: battery or capacitor charging or discharging inventions 05/08

20080122398 - Generating method and apparatus to generate electric power by using temperature difference: A generating method or apparatus can generate an electric power by using a temperature difference. The generating apparatus includes a higher temperature portion, at least one coil, a lower temperature portion, and at least one magnet. Thus, the magnet is heated or cooled by a temperature difference between the higher... Agent: Kamrath & Associates P.A.

20080122399 - Charging system, charging device and battery pack: A charging system is provided with a secondary battery, a charging current supplier for supplying a charging current to the secondary battery, an internal resistance detector for detecting the resistance value of the internal resistance of the secondary battery, and a charge controller for increasing the charging current to be... Agent: Mcdermott Will & Emery LLP

20080122400 - Charger: A battery charger includes an attachment portion capable of being connected to a plurality of battery packs; a connection unit for connecting one of the battery packs connected to the attachment portion to a charging path; a state detection unit for detecting a state of each of the battery packs;... Agent: Bacon & Thomas, PLLC

20080122401 - Semiconductor device, communication system, and method of charging the semiconductor device: An object of the present invention to provide a semiconductor device including a battery that can be wirelessly charged, in which the battery can be charged even when the semiconductor device is not put close to a power feeder. Such a semiconductor device has a structure including an antenna circuit,... Agent: Eric Robinson

20080122402 - Communicative battery charger: A physical battery charger (104) connects to a computer (102) using a communications link such as a universal serial bus (USB) connection. Application software (114) resident on the computer (102) presents a virtual battery charger (116) on a display (110) associated with the computer (102). The virtual charger (116) provides... Agent: Michael C. Pophal Eveready Battery Company Inc

20080122403 - Kit of power tools: A kit comprising a plurality of power tools configured to operate at different voltages, a plurality of receivers configured to provide different output charging voltages and means for selectively engaging each receiver with only one or more power tools having an operating voltage equal to or greater than the output... Agent: Barnes & Thornburg LLP

20080122404 - Battery pack lockout arrangement for cordless power tools: A cordless power tool system includes a power tool including with a motor disposed in the tool housing, and a variable speed circuit for controlling the speed of the motor. A power tool battery pack is electrically connectable to the power tool. The battery pack has an electric/electronic component connectable... Agent: The Black & Decker Corporation

20080122405 - Constant voltage and constant current power source: A filter for smoothing pulse voltage outputted by a transistor has a diode, an inductance, a resistor element and a capacitor. The resistor element is functionally homologous to the equivalent series resistance of the capacitor. A capacitor having a low equivalent series resistance can be used as the capacitor by... Agent: Morgan Lewis & Bockius LLP

20080122407 - System for dynamically adjusting operation of a surgical handpiece: Method and system for adjusting the amount of energy delivered to a handpiece of a surgical system based on feedback. A table is generated that correlates differences between voltages and rates of change of a voltage of the output of a charging element of the surgical system. Charge values of... Agent: Alcon

20080122406 - Marine vehicle steering wheel switch powering: A method and system for powering at least one switch provided on the steering wheel assembly of a marine vehicle. A rechargeable accumulator is provided in the steering wheel assembly. The switch is powered from the accumulator. An energy source is provided for recharging the accumulator. A detected energy level... Agent: Baker & Hostetler LLP

20080116843 - Fuel cell system and method for controlling operation of the fuel cell system: Fuel cell systems and methods for controlling fuel cell systems. In one embodiment, the method includes supplying power produced by operating the fuel cell stack in a maximum output mode to the load while concurrently charging the secondary cell with the produced power when an amount of charge of the... Agent: Christie, Parker & Hale, LLP

20080116844 - Method, system and device for ignition of motor-vehicle engines with flat batteries: e

20080116845 - Arrangement for charging a battery of an underwater portable apparatus, which prevents discharge of the battery when the apparatus is underwater: The present invention relates to an arrangement in an underwater apparatus having an electronic circuitry, for enabling recharge of the apparatus battery while the apparatus is in recharge state, and for preventing discharge of said battery when the apparatus is in operative state and underwater, the arrangement comprises: (a) connector... Agent: Kevin D Mccarthy Roach Brown Mccarthy And Gruber

20080116846 - High frequency connector-less charging scheme: A connector-less charging circuit includes a transformer having a primary side associated with a secondary side. A primary switch is responsive to a control signal for connecting the transformer to ground during a first portion of a duty cycle, and disconnecting the transformer from ground during the second portion of... Agent: Howison & Arnott, L.l.p

20080116847 - Systems and methods for wireless power transfer: Systems and methods for wireless power transfer are disclosed. Primary windings generate magnetic fields which are inductively coupled to secondary windings to transfer power in a wireless manner. One embodiment includes a plurality of tiles of magnetic cores and windings for the primary windings. The tiles can be arranged in... Agent: Knobbe Martens Olson & Bear LLP

20080116848 - Power supply system: The invention discloses a power supply system for charging a rechargeable battery in a portable electronic device. The power supply system of the invention redefines an output curve of a power adapter, such that the power adapter can work in a maximum power region for a long time. When a... Agent: Reed Smith LLP

20080116849 - Movement powered headset: An apparatus and method are provided for advantageously powering a headset without a power cable. In one example, a headset includes a processor, an acoustic transducer, and a kinetic energy converter operably coupled to a power cell for powering the headset, the kinetic energy converter capable of converting kinetic energy... Agent: Plantronics, Inc. Ip Department/legal

20080116850 - Bridge battery voltage equalizer: This present invention provides a bridge battery voltage equalizer to equalize the voltages of the serially connected battery strings, comprising at least one battery crossing over an energy-transferring circuit. A plurality of the energy-transferring circuits are interconnected in a bridge architecture. Each energy-transferring circuit having four nodes comprises a first... Agent: Bacon & Thomas, Pllc

20080116851 - Secondary battery protection circuit, battery pack and thermosensitive protection switch device: A protection circuit is provided for protecting a secondary battery from overcharging and excessive discharge current by a simple circuit. The protection circuit is provided with a connection terminal (T3) for connecting the secondary battery (6); a connection terminal (T1) for connecting a charging device for charging the secondary battery... Agent: Mcdermott Will & Emery LLP

20080116852 - Battery power management method and apparatus for controlling high-temperature condition: A battery power management method and apparatus applicable to a battery unit for managing and controlling high-temperature conditions of the battery unit are provided. The method and the apparatus of the invention characterize in that if the current operating temperature of a battery unit is detected to be higher than... Agent: Fulbright And Jaworski LLP

20080116853 - Method for predicting remaining capacity of a battery: A method for predicting remaining capacity of a battery includes: (a) determining an initial battery capacity; (b) measuring a second voltage; (c) calculating a maximum possible battery voltage and a minimum possible battery voltage according to the second voltage, a maximum possible battery current and a minimum possible battery current,... Agent: North America Intellectual Property Corporation

20080116854 - Current control in rechargeable electronic devices: A system part of an electronic device a plurality of electronic components, and a power supply supplies power from an external source to the system part is connected to a battery at a power supply line between the power supply and the system part. The battery provides auxiliary power to... Agent: Stanzione & Kim, LLP

20080116855 - Method and device for controlling a capacitive load: A capacitive load is controlled by charging and respectively discharging by way of a load current, which is allowed to oscillate between a maximum default and a minimum default. The maximum default increases monotonously in a first step, remains essentially constant in a second step, and decreases monotonously in a... Agent: Lerner Greenberg Stemer LLP

20080111517 - Charge controller for dc-dc power conversion: A charge controller that includes an input interface that receives input DC electrical signals. A converter section converts the input DC electrical signals to output DC electrical signals. Control means is operably coupled to the converter section. The control means includes means for operating the converter section at an estimated... Agent: Gordon & Jacobson, P.c.

20080111518 - Battery charging cradle and mobile electronic device: A battery charging cradle and mobile electronic device include a battery charging cradle incorporating a primary coil which induces an AC magnetic flux to a specific portion of a planar, top plate of the cradle, and a rechargeable battery incorporated inside a bottom plate and charged by electric power which... Agent: Wenderoth, Lind & Ponack, L.l.p.

20080111519 - Hybrid automotive vehicle with closed-circuit battery charging: A male coupler at an outside location of a hybrid automotive vehicle joins with a female coupler at a nesting site where the vehicle parks, and is there connected to an underground source of charging power for the vehicle's battery.... Agent: Charles I. Brodsky, Esq.

20080111520 - Battery pack: A battery pack having a secondary battery; a measurement unit measuring a terminal voltage and a current of the secondary battery; a protection unit preventing the secondary battery from being overcharged when the terminal voltage measured by the measurement unit is equal to or higher than an overcharge detection voltage;... Agent: Bell, Boyd & Lloyd, LLP

20080111521 - Battery charger apparatus with a digital charge reduction loop: A battery charger apparatus for charging a battery, comprises a charge-current control circuit for receiving a charge-current control signal to control an amount of charge current being drawn from an input source, e.g., a USB port or a line adapter; and analog control circuit for generating an analog control signal... Agent: Thelen Reid Brown Raysman & Steiner LLP

20080111523 - Method and apparatus for displaying charging-state of battery of portable terminal: A method and apparatus for displaying a battery charging-state is disclosed. The method comprises measuring the charged voltage of a battery unit, determining the charging stage of the measured charged voltage, and sequentially and cyclically displaying icons that indicate a charging stage.... Agent: Cha & Reiter, Llc

20080111522 - Method and system for charging electronic devices: A method and system for charging an electronic device (104) is provided. The method includes negotiating a first current supply (304) from a first charging port. The first charging port is one of a plurality of charging ports (106, 108, 110, 112 and 114) present on a current-supplying device (102).... Agent: Motorola, Inc

20080111524 - Supercapacitor engine starting system with charge hysteresis: An internal combustion motor assembly, including an internal combustion motor, a starter and a battery. In addition, the motor assembly includes a capacitor assembly, a capacitor charging assembly and a conductive network, logic and controlled switching assembly adapted to place the internal combustion motor into one of a set of... Agent: Olympic Patent Works Pllc

20080106232 - Electronic device, including handheld electronic device, with dual battery configuration and associated method: A handheld electronic device in conjunction with a holder for the handheld electronic device that together form an electronic device. The handheld electronic device includes a first battery and the holder includes a second battery and a charging apparatus. When the handheld electronic device and the holder are electrically connected... Agent: Eckert Seamans Cherin & Mellott

20080106233 - Charger with output voltage compensation: A charger with output voltage compensation includes an AC/DC circuit, an output interface, a charge controller, and a compensator. The AC/DC circuit converts an AC source into a DC source. The voltage of the DC source is elevated by a transformer and used to charge a battery via the output... Agent: Hershkovitz & Associates, LLC

20080106234 - Hybrid battery and charging method thereof: A hybrid battery includes a first chargeable power supply, a second chargeable power supply coupled in parallel with the first chargeable power supply. A controller pre-charges, fast-charges and full-charges sequentially the first chargeable power supply and the second chargeable power supply while sensing the charging voltage of the first chargeable... Agent: Christie, Parker & Hale, LLP

20080106235 - Battery protection circuits detection method and apparatus: A method to detect the presence of battery protection circuits in any battery powered product. The major advantage of the method is to make the battery voltage very smooth during the charging process. The proposed circuit can give a good prediction of protection switching turn on time. This can provide... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080106236 - Synchronous rectification type battery charging circuit and protection circuit thereof: The present invention discloses a synchronous rectification type battery charging circuit, comprising: a charging main circuit for charging a battery; an anti-reflection switch tube, connected between a voltage input of the synchronous rectification type battery charging circuit and the charging main circuit; and a control logic and driving circuit, for... Agent: Workman Nydegger

20080106237 - Off road vehicle steering wheel switch powering: A method and system for powering at least one switch provided on the steering wheel assembly of an off road vehicle. The method or system comprises: providing a rechargeable accumulator in the steering wheel assembly; powering the switch from the accumulator; providing an energy source for recharging the accumulator; comparing... Agent: Baker & Hostetler LLP

20080106238 - Resistor pulse modulation: Systems, methods, apparatus, and circuits for controlling an electrical signal transmitted to a sample load are provided. The electrical signal produced by a capacitor is controlled via a control signal sent to a variable resistance device that is connected in parallel with the sample load. The variable resistance device includes... Agent: Townsend And Townsend And Crew, LLP

20080106239 - Ultra-fast ultracapacitor pack/device charger: A charger for ultracapacitors that allows many ultracapacitors, that may be connected in several different configurations, to be charged from a very low voltage to their rated voltage very rapidly without cell damage. The charger also allows for the detection of failed cells.... Agent: Dykas, Shaver & Nipper, LLP

20080100258 - Hybrid vehicle with adjustable modular solar panel to increase charge generation: Solar cells are attached to vehicle components such as a moon roof (2) or truck bed cover (12, 13) to create modular solar panels. An adjustable mount (4, 10) can be attached to the solar panels to adjust the angle of the solar cells in a direction of the sun.... Agent: Fliesler Meyer LLP

20080100259 - Service jump-start device for hybrid electric vehicles: A hybrid electric vehicle includes an internal combustion engine, a traction battery, and a hybrid electric powertrain. A compact, portable, off board service jump-start device provides direct current (DC) power at a proper voltage and current to recharge the traction battery. The device includes a power supply with a high... Agent: Brooks Kushman P.C./fgtl

20080100260 - Charging control method for lithium battery: A charging control method of lithium battery is provided. At the beginning, a voltage detect circuit detects the current voltage of the battery and the microprocessor decides a proper charging stage, and then modulates a power as an appropriate constant current or an appropriate constant voltage by the pulse width... Agent: Rosenberg, Klein & Lee

20080100261 - Battery charger: A battery charger. The battery charger includes a housing having an outer surface, a battery being supportable on the outer surface, a charging circuit supported by the housing and electrically connectable to a power source and the battery, and a protective structure connected to and extending from the outer surface... Agent: Michael, Best & Friedrich LLP

20080100262 - Mobile terminal device: A battery housing frame includes a first side wall and a second side wall that hold a battery pack from both sides of the battery pack. The second side wall is elastic, and presses the battery pack towards the first side wall by contact pressure between one side of the... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080100263 - Electric power charge and discharge system: An electric power charge and discharge system for an electronic device having a battery, by which the electronic device can be used for a long period of time. In a wireless communication device including a wireless driving portion including a first battery and a wireless charging portion including a second... Agent: Eric Robinson

20080100264 - Lithium-sulphur battery with a high specific energy and a method of operating same: A multi-electrode lithium-sulphur cell or battery including for example a negative electrode made of metal lithium, lithium alloys or lithium-absorbing materials; at least first and second distinct positive electrodes or groups of positive electrodes; and an electrolyte that is a solution of one or several salts in one or several... Agent: Pearl Cohen Zedek Latzer, LLP

20080100265 - Battery management system and driving method thereof: A battery management system to set an OCV setting of a battery, and a driving method thereof. The battery management system includes a sensing unit and a main control unit (MCU). The sensing unit measures a voltage of a battery. The MCU controls charging/discharging of the voltage of the battery,... Agent: Stein, Mcewen & Bui, LLP

20080100266 - Semiconductor integrated circuit device: A semiconductor integrated circuit device formed by a trench dielectric isolation technique has input terminals connected to positive and negative terminals of secondary cells of an assembled battery and includes monitor circuits for respectively monitoring cell voltages of the cells. Each monitor circuit includes a cell voltage detection circuit, a... Agent: Posz Law Group, PLC

20080100267 - Method for charging and maintaining a battery: A method for charging and maintaining a rechargeable battery is provided. The method includes the steps of enabling a life extending mode; determining whether the electric potential of the battery is less than or substantially equal to a predetermined charging level; charging the battery when the battery is connected with... Agent: Lowe Hauptman Ham & Berner, LLP

20080100268 - Battery management system and driving method thereof: A battery management system of a vehicle utilizing electrical energy and a driving method thereof is provided. The battery management system includes a sensing unit and a main control unit (MCU). The sensing unit detects voltage of a battery cell. MCU determines an operation state of a vehicle, and generates... Agent: Robert E. Bushnell