Electricity: battery or capacitor charging or discharging inventions 06/06

20060138996 - Modular portable battery charging system using hydrogen fuel cells: Battery charging system comprising a hydrogen source module adapted to provide gaseous hydrogen; a hydrogen fuel cell power module comprising a hydrogen fuel cell and a power delivery outlet unit adapted to transfer power generated by the fuel cell to a secondary battery for recharging the secondary battery; and coupling...

20060138997 - Power supply for electrochemical ion exchange: An electrode power supply for an electrochemical ion exchange cell has an output terminal and is capable of receiving an AC voltage and generating a DC voltage at the output terminal for electrodes of the electrochemical ion exchange cell. The electrode power supply comprises a DC voltage supply capable of...

20060138998 - Battery charger: A battery charger includes a base body (10) and an adaptor member (30, 50). The base body defines a recess (12) therein. A plurality of terminals (153, 163) is formed in the recess. The adaptor member is secured into the recess of the base body for accommodating a battery. The...

20060138999 - Battery pack locking device of a portable terminal: Disclosed is a battery pack locking device of a portable terminal including a locking member pivotally engaged with the portable terminal and extending in one direction to press the battery pack mounted to the portable terminal; a resilient member providing a resilient force against the locking plate into the battery...

20060139000 - Wrist worn portable battery charging system: A wrist worn battery charging system is disclosed which may be utilized to power or charge the batteries of portable devices, such as wrist worn PDA's, wrist worn Cell-Phones, wrist worn PC's, wrist worn walkie-talkies, wrist worn MP3 players, or other electronic devices which are battery powered and worn on...

20060139001 - Power cell and charger assembly for an electrical tool: A power cell and charger assembly for an electrical tool has a power cell with two locking devices and a charger base with a sliding cover. The power cell and the charger base slidably engage each other. By setting the locking devices composed of push buttons and biasing members, the...

20060139002 - Current control circuitry and methodology for controlling current from current constrained source: Current control circuitry for controlling current supplied from a source, that may be a current-constrained source, to a load and a battery. A current limit control circuit limits current supplied by the source to the load in accord with a programmed current limit. Load current is measured, and an input...

20060139004 - Capacity adjustment apparatus and capacity adjustment method for battery pack: A capacity adjustment circuit provided in conjunction with each cell discharges the corresponding cell if the cell voltage is higher than a bypass operating voltage and, as a result, the extent of inconsistency among the voltages at the individual cells is minimized. A cell switching circuit switches the connections between...

20060139005 - Method and electronic circuit for efficient battery wake up charging: A method for efficiently charging a battery. The method includes producing a first signal having a voltage level dependent on the voltage of the battery, comparing the voltage level of the first signal with a settable voltage representative of a maximum battery charging current, and producing a second signal representative...

20060139003 - Self-labeling energy storage units: A small micro-controller with other associated circuitry is embedded in the housing of a battery to digitally display a battery's state on its exterior. The measurements computed or displayed can include indications of any state of the battery including, but without limitation, indications of (1) the amount of time remaining...

20060139007 - Apparatus and method for monitoring battery pack: A battery pack monitoring apparatus for and method of monitoring various characteristics of the battery pack such that when the battery pack malfunctions, the exact reason for the malfunction can be grasped. The apparatus includes a bare cell adapted to be charged/discharged with a predetermined voltage; a voltage sensor for...

20060139008 - Protective circuit of battery pack: A protective circuit of a battery pack and a method of operating the protective circuit prevents the battery cells from being overcharged by directly detecting overcharge or detecting disconnection of sensing wires, which sense the voltage of battery cells, and instantly shuts off the high current being applied to the...

20060139006 - Systems and methods for detecting charge switching element failure in a battery system: Systems and methods for detection of charge switching element failure (e.g., charge FET switching element) in a battery system, such as a battery system of an information handling system (e.g. notebook computer), in which an increase in cell voltage is employed as a criteria for detecting charge switching element failure....

20060139009 - Digital temperature compensation for battery charging circuits: A temperature control circuit for a battery charger includes a counter and a digital to analog converter for adjusting a current output of the charger based on a value stored in the counter. A first comparator increments or decrements the counter based on the difference between the temperature of the...

20060139010 - Method for verifying smart battery failures by measuring input charging voltage and associated systems: A method and associated system are disclosed for verifying charging failures for smart batteries by measuring input charging voltage and associated systems. In one embodiment, a determination is made whether or not a charging current is indicative of a battery failure by utilizing an analog-to-digital (A/D) port to measure the...

20060139011 - Nickel hydrogen/nickel cadmium battery charger with the function of emergency power supply: A NiH/NiCd (nickel hydrogen/nickel cadmium) battery charger with the function of emergency power supply unit having a main body with a charging chamber and a charging circuit positioned within the main body to allow an electric connection to the charging chamber and the power input interface. This charging control circuit...

20060132085 - Electrically powered or hybrid vehicle comprising a battery charging control device: A vehicle comprising an electric motor serving as a powering engine and a storage battery for running the electric motor. The vehicle comprises a battery charger coupled to an electric power source external to the vehicle with power for rapid charge, for example, on the order of magnitude of ten...

20060132086 - Power source selection: A power source selection approach of one embodiment includes a voltage monitor to monitor a system supply voltage and to assert a droop signal if the system supply voltage droops below a threshold voltage. A power source selector is responsive to assertion of the droop signal to configure at least...

20060132089 - Battery management and equalization system for batteries using power line carrier communications: A battery charging system uses power line carrier communications, for communicating battery state information associated with charging batteries, between a battery charger and a battery management system (BMS) located on the battery or battery pack. The power line carrier includes transmitters and receivers transmitting and receiving battery state information, such...

20060132087 - Electronic device with function of protection against abnormal charging: The present invention relates to an electronic device, comprising: a battery; a breaker, coupled to the battery, being activated to brake a circuit while a current flowing therethrough exceeds a default current value of the breaker; and a switcher, having an end coupled to the breaker and another end being...

20060132088 - Filter circuit: In a filter circuit (6) with a low-pass filter (7), the output of the low-pass filter (7) is regenerated over a reverse current diode (11) with the input of the low-pass filter or of a further low-pass filter (8) pre-connected to the low-pass filter (7). A circuit arrangement includes such...

20060132090 - Battery module: The invention provides a battery module including an output breaker that ensures safe and prompt installation of batteries in a system. The battery module includes one or more batteries and a case housing the batteries and having output terminals, each output terminal being connected to a positive or negative electrode...

20060132091 - System, method and semiconductor device for charging a secondary battery: A semiconductor device includes an adjustable current source that is coupled to an external battery. The semiconductor device includes a feedback control module that is responsive to a voltage level at the external battery. The feedback control module also has an output that is directed to control the current supplied...

20060132093 - Battery pack leakage cut-off: Embodiments of the present invention can reduce or eliminate problems with battery pack leakage by monitoring a power level of a battery pack and cutting-off power to control circuitry in the battery pack when the power level reaches a certain threshold....

20060132092 - Method and apparatus for predicting temperature based state-of-charge: Methods and apparatus are provided for estimating the remaining state-of-charge of a non-rechargeable power source, such as a back-up battery for an electronic module normally connected to a primary power source. A processor within the electronic module implements a prediction algorithm, in order to monitor the temperature of the back-up...

20060132094 - Method of calculating soc of battery for prevention of memory effect: Disclosed herein is a method of calculating the SOC of a battery. The method includes the steps of receiving information about a previous SOC mode and operation time in the mode from memory of a battery controller after startup of the vehicle; calculating a battery SOC data value using one...

20060132095 - Battery pack for a notebook pc: A battery pack for a notebook PC includes a substrate and several batteries. Several batteries are secured to a substrate and housed by a wrap material. The battery pack is connected to its corresponding connector of a notebook by a battery connector. The batteries are electrically connected to the battery...

20060132096 - Methods at a battery charger: A method for charging a battery at a battery charger comprising connection means for connection to the terminals of a battery to be charged, means for detecting a voltage over the terminals of a connected battery, and control means. The method comprises the steps of initiating a burst cycle, wherein...

20060132099 - Battery charger: A battery charger detects a battery voltage, a battery temperature, and computes a change in the battery voltage between two timings at which the battery voltages are detected and also a change in the battery temperature between two timings at which the battery temperatures are detected. A charge current is...

20060132100 - Power supply device: The power supply device comprises first wiring that connects an alternator that is driven by the engine and a constant voltage electrical load that is driven at 12V, a heat accumulator that accumulates cooling heat and warming heat, a thermoelectric converter which generates power by using the heat that has...

20060132098 - Smart battery simulating system: A smart battery simulating system, which is applied to test response of an embedded controller of a portable electronic device to different battery conditions, includes a smart battery simulator and an application program. The smart battery simulator is coupled to the embedded controller of the portable electronic device and a...

20060132097 - Smart battery simulator: A smart battery simulator, which is suitable for use when testing response of an embedded controller of a portable electronic device to different battery conditions, includes a microprocessor. The microprocessor is coupled to the embedded controller of the portable electronic device, and is operable so as to receive an input...

20060132101 - Thermally managed battery enclosure for electric and hybrid electric vehicles: A thermally managed enclosure for batteries in a motor vehicle or other machinery includes a cradle of thermally conductive material for containing a battery. The cradle having a bottom wall and side walls closely fitted to and in contact with the battery, to maintain the battery in a stable position....

20060132102 - Maximum power point tracking charge controller for double layer capacitors: Disclosed is a maximum power point tracking charge controller for double layer capacitors intended for uses with non-ideal power sources such as photovoltaics....

20060125441 - Nonlinear thermal control of a pem fuel cell stack: A temperature control scheme for a fuel cell stack thermal sub-system in a fuel cell system that uses a non-linear thermal model and disturbance rejection to provide an optimum stack temperature. The thermal sub-system includes a coolant loop directing a cooling fluid through the stack, a pump for pumping the...

20060125443 - Auxiliary vehicle power supply: A multiple-battery charging system for enabling a vehicle with an internal-combustion engine or hybrid engine to be equipped with a plurality of electric storage batteries. The multiple-battery charging system automatically connects batteries to load, at times alternatingly and at times in parallel. All batteries are charged, together or seriatim, and...

20060125442 - Battery unit and vehicle equipped with such a battery unit: A battery unit for a motor vehicle, especially an electric-powered or hybrid-powered motor vehicle, includes at least one row of a plurality of separate but linked battery cells. Each cell has parallel, opposing main limit walls. The main limit walls of neighboring battery cells bear substantially flatly one against the...

20060125444 - Adapter battery unit for backup powering video camera devices: An adapter battery unit for backup powering of a video camera device comprises a battery unit electrically and selectively connectable to an electronic device and is electrically and selectively connectable with a backup battery device. The adapter battery unit can be connected to the backup battery pack during operation of...

20060125445 - Portable power supply with computer port: A portable power supply includes a first shell, a second shell disposed on the first shell, an electronic device removably disposed in the first shell, a power supply assembly disposed in the second shell, a power indicator disposed on the second shell for displaying remaining power of the power supply...

20060125447 - Apparatus and method for adjusting capacity in a battery set: A device to adjust capacity of battery cells includes a controller that adjusts the cells to reduce the rate of heat generation in capacity adjustment. When capacity adjustment of cells that form battery set is performed, the capacity adjustment target cells are divided into multiple groups; when the capacity adjustment...

20060125446 - Method and system for operating a portable electronic device in a power-limited manner: Improved techniques to manage operation of a portable electronic device having a substantially depleted battery when power is available from an external, power-limited source are disclosed. In one embodiment of the invention, the substantially depleted battery can be initially charged while a power-intensive operation is delayed. Once the battery has...

20060125448 - Uninterruptible power supply apparatus: An uninterruptible power supply apparatus, enabling to detect an interruption on a commercial power supply, with certainty, to be turned into a battery operation, but not due to a momentary voltage-drop, unnecessarily, comprises: a rectifier (REC) 210 for converting an AD power inputted from a commercial power supply 100 into...

20060125449 - Duty cycle controller for high power factor battery charger: A duty cycle controller apparatus for producing a duty cycle signal for controlling switching of switches of a battery charger having an AC input for receiving power and an output for supplying power to charge a battery in response to switching of the switches, while maintaining a high power factor...

20060113955 - Remote power charging of electronic devices: A wireless charging and power system for electronic devices and method for communicating power to a power receiver employing wireless energy transmission are disclosed. The remote charging system includes a power transmission unit, which transmits energy as a plurality of constructive transmitted frequencies, and a power receiver system that receives...

20060113956 - Battery charger and assembly: A battery charger including a housing having a front portion having a first surface, a first extended side portion extending beyond the first surface and a second extended side portion parallel to the first extended side portion and extending beyond the first surface. The battery charger also includes a charging...

20060113957 - Portable terminal and its control method: It is a portable terminal which can output contents from a communication network in a plurality of output modes easily. When a user performs a setting operation of the output conditions for each output mode using the operation unit, the browser setting unit stores the respective output conditions in the...

20060113958 - Light: A battery-powered light including a body, a light source and a control circuit. The body includes a battery support portion and houses the light source. The battery support portion is operable to physically support a battery pack. The light source is electrically connectable to the battery pack and able to...

20060113959 - Rechargeable battery life judging method: In a method of judging the life of a rechargeable battery, the rechargeable battery being used while charge and discharge are repeatedly performed therefor, an internal resistance (R) is measured in a state in which a remaining power of the rechargeable battery during a charge phase of the rechargeable battery...

20060113960 - Power management unit for portable electronic equipment: A power management unit (40) for a portable electronic apparatus is disclosed. The apparatus is powered by at least a battery (42), and the power management unit is implemented as an integrated circuit. The power management unit (40) may comprise a general purpose analog-to-digital converter block (57) comprising a first...

20060113961 - Multifunctional complex power supply device: A multifunctional complex power supply device has an anti-countercurrent and voltage-regulation circuit with a rechargeable battery connected in conjunction with a solar battery, a generator and a microphone. A first switch is mounted between the solar battery and the anti-countercurrent and voltage-regulation circuit, a second switch is between the generator...

20060113962 - Low noise charging method and device for portable devices: A method is used for charging a battery. According to the method of the present invention, the battery is first charged to a predetermined voltage at a substantially constant current. Then, the charging current is disabled. A pulsing current is applied to the battery for charging the battery....

20060113963 - Battery charger for preventing both overshoot charging currents and overcharged battery voltage during mode transitions and method thereof: The present invention provides a battery charger and a method for preventing both an overshoot charging current and an overcharged battery voltage during a mode transition. The battery charger includes a charging regulation circuit having an input terminal, an output terminal, and a control terminal, wherein the charging regulation circuit...

20060113964 - Energy storage type feeder voltage compensation apparatus and method of controlling feeder voltage: An energy saving type feeder voltage compensation apparatus improved in availability at low temperatures, wherein when a secondary battery is lower in temperature than a predetermined value, an output voltage output to a feeder side is made equal to or higher than a no-load output voltage of a substation connected...

20060113965 - Secondary battery module: A secondary battery module includes a body having a channel for channeling a cooling medium and a plurality of receiving portions mounted on the body, wherein unit batteries are insertable into the plurality of receiving portions....

20060113966 - Battery charger for preventing charging currents from overshooting during mode transition and method thereof: The present invention provides a battery charger and a method for preventing an overshoot charging current during a mode transition. The battery charger includes a charging regulation circuit for outputting a charging current whose amount is regulated based on a regulation signal at a control terminal, a first current sensing...