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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 7268518 | Battery charger and emergency power supply assembly A battery charger and emergency power supply assembly includes a housing. A switch is positioned in the housing and electrically coupled to a power supply. At least one electrical plug outlet is mounted in the housing and electrically coupled to the switch. A batter... | 09/11/2007 |
| 7256566 | Method and apparatus for determining a maximum power point of photovoltaic cells The maximum power point (MPP) of a photovoltaic array that can be coupled to power inverter is determined. A capacitor on a DC-bus side of the inverter is used as a load from which I-V characteristics of the photovoltaic array can be generated. The photovoltaic arra... | 08/14/2007 |
| 7245107 | System and method for battery charge control based on a cycle life parameter A charging and discharging strategy for a rechargeable battery pack is disclosed. The strategy involves monitoring and learning the battery pack's condition (a cycle life parameter) in terms of its progression through its life cycle. The life cycle parameter may be ... | 07/17/2007 |
| 7239146 | Indicator of remaining energy in storage cell of implantable medical device A manganese dioxide (MnO2) or silver vanadium oxide (SVO) or other battery of an implantable medical device having a relatively flat quiescent battery voltage during a beginning portion of the battery's useful life, makes it difficult to use quiescent battery voltag... | 07/03/2007 |
| 7235326 | Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries The reducing treatment of the negative electrode of which the battery capacity decreases slightly and the internal resistance increases slightly, does not affect the battery performance. Accordingly, by merely supplementing the electrolyte, the battery performance c... | 06/26/2007 |
| 7233127 | Battery management system and method A battery management system for managing a plurality of subsystem circuits and functions of a mobile communication device powered by a battery is disclosed. The battery management system includes a battery monitoring circuit, a user interface, and a battery manageme... | 06/19/2007 |
| 7227333 | Battery, device and charger A battery comprising a storage section for storing battery management information transmitted/received to/from outside through a communicator; wherein, the battery management information is at least either available device information on a device which can use the b... | 06/05/2007 |
| 7221064 | Power circuit for battery A power circuit for a battery for, even when an idle-stop operation is continuously performed, preventing reduction of an electric power supplied to a motor at start-up to obtain a set engine rpm. The power circuit includes a series-connected power supply in which a... | 05/22/2007 |
| 7221125 | System and method for charging a battery A system and method for charging a battery is provided. The method includes applying an excitation current pulse to the battery to determine the battery type and whether the battery is capable of holding a charge. To charge the battery, a series of current pulses ar... | 05/22/2007 |
| 7221124 | Battery charger with protection circuitry The charger includes a controller, a battery power source having at least two power settings connected to the controller, a power supply connectable to an outside power source, the power supply receiving a current and voltage from the outside power source for provid... | 05/22/2007 |
| 7221062 | Hybrid drive system and method for adjusting a hybrid drive system A hybrid drive system is for a vehicle and includes an intermediate circuit and an energy accumulator. The energy accumulator is connected to the intermediate circuit by way of a diode, whereby a transistor enabling current to flow in an opposite direction is connec... | 05/22/2007 |
| 7218118 | Method for monitoring a condition of a battery A method for monitoring the condition of a battery of a marine propulsion system provides the measuring of a voltage characteristic of the battery, comparing the voltage characteristic to a preselected threshold value, and evaluating the condition of the battery as ... | 05/15/2007 |
| 7218076 | Battery charging system A battery charging system comprising: a current source; a battery; and a voltage and current regulator, which regulates voltage applied to the battery and current supplied to the battery. The battery charging system shapes the current supplied to the battery, and ma... | 05/15/2007 |
| 7208915 | Constant-current battery charger A constant-current battery charger includes a power supply for supplying a charge current to a secondary cell, and a current monitor for monitoring a charge current being supplied to the cell. A controller is included for varying the charge current in accordance wit... | 04/24/2007 |
| 7202631 | Battery and system power selector integration scheme In a method and system for operating each smart battery included in a smart battery system, the smart battery is initialized prior to the smart battery being electrically coupled to the smart battery system. The smart battery system or an external power source is se... | 04/10/2007 |
| 7199588 | Method and system for determining the buffer action of a battery A method for determining the buffering effect of the battery (2) for providing a voltage (U) for a power supply system (4), in particular for a vehicle, is provided in order to identify serviceability of a battery as easily and reliably as possible, in... | 04/03/2007 |
| 7196523 | Battery charge/discharge monitoring circuit and method A circuit for monitoring charge/discharge of a battery is disclosed. The circuit may comprise first and second terminal capacitors disposed for first and second terminals of a current detection resistor connected to a battery. The first and second terminal capacitor... | 03/27/2007 |
| 7193389 | Electronic apparatus An electronic apparatus includes a housing part in which a battery is housed and a body-side connector for connecting the battery housed in the housing part to an apparatus body. When a battery-side connector connected to the battery through a connecting cable is co... | 03/20/2007 |
| 7190171 | Detecting method and detecting apparatus for detecting internal of rechargeable battery, rechargeable battery pack having said detecting apparatus therein, apparatus having said detecting apparatus therein, program in which said detecting method is incorporated, and medium in which said program is stored A detecting method for detecting internal resistance of an inspective rechargeable battery when said inspective rechargeable battery is charged by the constant current-constant voltage charging regime, said detecting method comprising at least a step (a) wherein an ... | 03/13/2007 |
| 7183742 | Unmanned underwater vehicle fuel cell powered charging system and method A charging system for an unmanned underwater vehicle (UUV) is disposed within a submerged docking station. The charging system includes a battery, a fuel cell, a fuel source, and a charge controller. The battery supplies electrical power to an electrical distributio... | 02/27/2007 |
| 7183745 | Adapter for a power tool battery An electrical combination including a power tool manufactured by a first power tool company, the power tool including a tool housing and an electric motor supported by the tool housing and operable to drive a tool element, a battery manufactured by a second power to... | 02/27/2007 |
| 7180298 | Method and device for judging the condition of secondary batteries and method for regenerating secondary batteries By measuring the average thickness of the oxide layer, regardless of the specification of the battery, the level of the degradation of the negative electrode can be accurately determined. With the present regenerating method, the reducing agent is prevented from bei... | 02/20/2007 |
| 7180267 | Capacity adjustment apparatus for battery pack and capacity adjustment method for battery pack If the voltage at any cell has become equal to or lower than a low-voltage decision-making voltage Vc1 and the average voltage among cells calculated based upon the total voltage at a battery cell is higher than a predetermined voltage level, it is determined... | 02/20/2007 |
| 7180266 | Capacity adjustment apparatus for battery pack and capacity adjustment method for battery pack A bypass engaging voltage is set to a relatively high value and a target charging rate for a capacity adjustment is set higher than the target charging rate set in a regular charge/discharge mode when executing the capacity adjustment for individual cells by employi... | 02/20/2007 |
| 7176587 | Sensor adapted for connection to a bus and method for supplying power to a sensor connected to a bus A sensor adapted for connection to a bus and a method for supplying power to a sensor connected to a bus are described, which serve to minimize the power consumption of a sensor connected to the bus. To this end, power for a sensor is stored in an energy storage dev... | 02/13/2007 |
| 7176655 | Battery pack with built in communication port A system and method for providing a communication port integral with a battery pack assembly is disclosed. The system provides a pathway between an external unit and a host unit via a printed circuit board of the battery pack. The battery pack can include communicat... | 02/13/2007 |
| 7170257 | Card type device serving as supplementary battery and host using the same A card type device serving as a supplementary power supply device, and a host using the same. The card type device may include a battery provided in a frame to serve as a supplementary power supply to the host, a connector to connect to the host for an interfacing o... | 01/30/2007 |
| 7166931 | Uninterruptible power supply apparatus The uninterruptible power supply apparatus comprises an AC switch for turning on/off the AC power that is input from a commercial AC power source; a storage battery; a power conversion device; a load device connected to the output end of the AC switch; an output AC ... | 01/23/2007 |
| 7166989 | Power supply system for supplying power to an electronic apparatus A power supply system for supplying power to a load of an electronic apparatus includes first and second battery units, and a selector coupled to the load and the first and second battery units. The selector is operable so as to break electrical connection between t... | 01/23/2007 |
| 7148657 | Apparatus and method for regulating and monitoring a chargeable device with minimal operator intervention A method and apparatus that enables the load applied to a battery to be regulated. Regulation of the load to the battery is based upon a load request from which a set-point is derived in a microprocessor. From this set-point, voltage is either allowed to pass or not... | 12/12/2006 |
| 7148656 | Capacity adjustment apparatus for battery pack and capacity adjustment method for battery pack A control unit calculates target power to be generated based upon a bypass engaging voltage used as a reference voltage at which a capacity adjustment circuit executes a capacity adjustment, and issues a power generation command for an inverter so as to generate the... | 12/12/2006 |
| 7145312 | Battery coupled to adapter and tip A system has an adapter/charger to receive power from a power source and output a first DC power signal. A universal battery receives the first DC power signal directly from the adapter/charger and to supplies a second DC power signal, and the universal battery incl... | 12/05/2006 |
| 7141954 | Li-ion/Li-polymer battery charger configured to be DC-powered from multiple types of wall adapters A battery charger controller is coupled to DC output terminals of an AC-DC (or DC-DC) adapter containing an AC-DC (or DC-DC) converter. A controlled current flow path between input and output terminals of the battery charger controller circuit is controlled to provi... | 11/28/2006 |
| 7138785 | Power tool with means for obtaining product use information A charging apparatus for charging a battery comprising a current source for providing current to the battery, a controller connected to the battery and to the current source for controlling charging of the battery, and a memory connected to the controller for storin... | 11/21/2006 |
| 7135839 | Battery pack and method of charging and discharging the same Disclosed are a battery package and a method for charging and discharging secondary batteries including nickel hydrogen batteries by refreshing and suppressing inactivity of the batteries. More concretely, battery package (101) comprises a group of batteries ... | 11/14/2006 |
| 7132832 | Self-diagnosis system for an energy storage device A self-diagnosis system for an energy storage device, the latter including a plurality of electrochemical cells connected in series or parallel to form a cell string. The self-diagnosis system correlates a state of health of the battery based on the internal resista... | 11/07/2006 |
| 7132833 | System for detecting defective battery packs An electrical cabinet for an uninterruptibe power supply (UPS) system includes universal slots that can receive power modules, battery packs, or chargers. The back plane of the slot has connector terminals for battery packs and power modules. The cabinet can be easi... | 11/07/2006 |
| 7129707 | Apparatus for judging state of assembled battery For the measurement of the voltage of each block which constitutes a battery pack with different timings, a voltage (V) and current (I) every block the current of which is measured at the same timing as the voltage is measured are read (S100-S108) and ... | 10/31/2006 |
| 7126341 | Automotive vehicle electrical system diagnostic device An automotive vehicle electrical system diagnostic apparatus includes first and second electrical connections configured to electrically couple to an electrical system of an automotive vehicle which includes a battery. Digital samples are obtained during operation o... | 10/24/2006 |
| 7119515 | Light polymerization device A light polymerization device for polymerization of a polymerizable material includes a hand-held device having a multi-branch electrical supply receptacle or a multi-prong electrical supply plug for the connection of the hand-held device with the storage battery as... | 10/10/2006 |
