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| Number | Title | Issue Date |
| 8164306 | Battery charge control device and marine vessel including the same A battery charge control device for a marine vessel is arranged to control charging of a plurality of batteries, which include a main battery arranged to supply power for operating an engine of a propulsion device, and an accessory battery which is arranged to suppl... | 04/24/2012 |
| 8143855 | Rechargeable split battery system A battery system is split into first and second battery subsystems. When the first battery subsystem reaches a first discharge level, the first battery system is decoupled from output terminals of the battery system and the second battery subsystem is coupled to the... | 03/27/2012 |
| 8022670 | Method for charging battery module A method for charging a battery module including a plurality of parallel-connected battery core sets is provided. In the present method, a constant charging current is provided for charging the battery module first. Then, the voltage of each parallel-connected batte... | 09/20/2011 |
| 7915859 | Apparatus and method for controlling power An apparatus for controlling a power source, and which includes a power source unit including a plurality of power cells connected in parallel, a balancing unit coupled to the plurality of power cells of the power source unit, and a controller configured to control ... | 03/29/2011 |
| 7782016 | Hybrid-typed battery pack operated in high efficiency Disclosed herein is a battery pack including a module assembly consisting of two or more unit modules having different outputs and capacities, a detection unit for detecting the current and/or the voltage of the battery pack and transmitting the detected current sig... | 08/24/2010 |
| 7414381 | Charging circuit for parallel charging in multiple battery systems A charging circuit for controlling a system charging parameter provided to a host of rechargeable batteries, wherein the host of batteries includes at least a first battery and second battery that may be coupled in parallel. The charging circuit provides for fast ch... | 08/19/2008 |
| 7394225 | Pseudo constant current multiple cell battery charger configured with a parallel topology A multiple cell battery charger configured in a parallel topology provides constant current charging. The multiple cell battery charger requires fewer active components than known serial battery chargers, while at the same time preventing a thermal runaway condition... | 07/01/2008 |
| 7388349 | Multiple battery switching method and apparatus The instant invention is directed to a multiple battery system and network controlled multiple battery system. A main battery having a main positive output and a main negative output is also provided, together with an at least one auxiliary battery having an at leas... | 06/17/2008 |
| 7379296 | Notebook computer with replaceable battery holder module A notebook computer with a replaceable battery holder module is provided, which comprises a notebook computer system and a replaceable battery holder module. With the setting of the replaceable battery holder module, when the original standard-equipped rechargeable ... | 05/27/2008 |
| 7365518 | Ion engine power supply A power supply for an ion engine comprises a multiphase alternator and a power converter comprising a voltage multiplier coupled to each phase of the alternator. Each voltage multiplier comprises one or more staged voltage doublers. The alternator phases may be coup... | 04/29/2008 |
| 7358699 | Rotating electric machine with built-in control device The invention is intended to obtain a rotating electric machine with a built-in control device in which the control device is kept from receiving heat from a main body of the rotating electric machine and the control device can be cooled in a desirable fashion. A he... | 04/15/2008 |
| 7339347 | Apparatus and method for reliably supplying electrical energy to an electrical system The instant invention is directed to a multiple battery system and auxiliary battery attachment system. The invention provides a battery housing having a common positive terminal and a common negative terminal coupled to an electrical system. A main battery having a... | 03/04/2008 |
| 7335998 | Device for supplying voltage to the loads of an onboard electrical system of a motor vehicle, using a plurality of generators A device for supplying voltage to the loads of an onboard electrical system of a motor vehicle includes a first generator, a regulator allocated to the first generator, a second generator, a regulator allocated to the second generator, and a control apparatus. The c... | 02/26/2008 |
| 7319307 | Power balancing of multiple synchronized generators Power balancing techniques for a synchronous power generation system are provided. One exemplary method for balancing power in a synchronous generator system includes determining an output power characteristic of a synchronous generator driven by a prime mover and c... | 01/15/2008 |
| 7309966 | Motor vehicle A motor vehicle comprising at least one electric motor, an energy storage device for providing drive energy for the electric motor, a plug connector connected to the energy storage device for connection to a current source and a control means for controlling the flo... | 12/18/2007 |
| 7301309 | Method and device for providing the supply voltage for the loads of a vehicle on-board electrical system, using a plurality of generators A method and a device for providing the supply voltage for the loads of a vehicle on-board electrical system, using a plurality of generators. A regulator unit having at least one output stage transistor is allocated to each of the generators. The output stage trans... | 11/27/2007 |
| 7291933 | Double alternator and electrical system for a vehicle A double alternator for a vehicle and a vehicle electrical system employing the double alternator. ... | 11/06/2007 |
| 7287047 | Selective data replication system and method The invention relates generally to copying electronic data. More particularly, the invention provides a computerized method for identifying, in a first backup data set, a data item satisfying a selection criterion, and copying to a second backup data set at least a ... | 10/23/2007 |
| 7277782 | Control system and method for electric vehicle An electric traction vehicle is described herein which may be used to provide power to off-board electric power-consuming systems or devices. The electric traction vehicle may provide 250 kilowatts or more of three phase AC power to an off-board electric power consu... | 10/02/2007 |
| 7274170 | Battery pack control module A battery pack control module for balancing a plurality of cells or groups of cells connected in series includes a controller assembly, a disconnect circuit, a pack sensing circuit, a balancing circuit, and computer instructions for instructing the controller assemb... | 09/25/2007 |
| 7235898 | Vehicle power distribution node with redundant power supply A system and method for providing power redundancy to certain devices of a vehicle that are typically controlled by means of a power distribution and control node. Power is delivered to the node by both a primary power feed as well as a secondary power feed. Provide... | 06/26/2007 |
| 7176656 | Tool with battery pack A handheld tool has an attached position in which the tool is removably attached to a battery pack. The battery pack has an auxiliary battery and output terminals for outputting electricity from the auxiliary battery. The tool includes a load and a primary battery. ... | 02/13/2007 |
| 7157881 | Safety device for managing batteries A safety device for lithium ion cells or groups of lithium ion cells connected in parallel and in series by providing a continuously balanced state of charge while in a discharge phase, a charge phase, a quiescent phase, a storage phase, or combinations of these pha... | 01/02/2007 |
| 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 |
| 7091625 | Home-use fuel cell system During a time zone where a power demand is smaller than an average value of the entire power demands of homes, an excess portion obtained by subtracting a power demand from a base power portion supplied by PEFC (1) is charged in a capacitor (7) and a l... | 08/15/2006 |
| 7064521 | Charging circuit for parallel charging in multiple battery systems A charging circuit for controlling a system charging parameter provided to a host of rechargeable batteries, wherein the host of batteries includes at least a first battery and second battery that may be coupled in parallel. The charging circuit provides for fast ch... | 06/20/2006 |
| 7049792 | Method and apparatus for a hybrid battery configuration for use in an electric or hybrid electric motive power system A power system for an electric motor drive such as may be used in an electrically propelled vehicle incorporates the combination of a high power density battery and a high energy density battery to provide an optimal combination of high energy and high power, i.e., ... | 05/23/2006 |
| 7042115 | Power supply control system for vehicle and method A power supply control system for a vehicle that is provided with a lead-acid battery with comparatively high output density and low energy density, and a lithium-ion battery with comparatively low output density and high energy density. On an engine start that acco... | 05/09/2006 |
| 7024574 | Method and structure for switching between two battery units for driving an electrically driven device Electric apparatus, computer apparatus, controller, and battery switching method and program is provided to prevent a system shutdown caused by a reduction of electric power from a battery. A computer apparatus is constructed to be able to accept and be powered by a... | 04/04/2006 |
| 7019495 | Inter-regulator control of multiple electric power sources The present invention includes a system and method for controlling multiple sources of electric power using inter-regulator control. The regulators in the system may be of a universal type that may operate either as a master regulator or a follower regulator. Determ... | 03/28/2006 |
| 7012434 | Method for determining the amount of charge which can be drawn from a storage battery and monitoring device A method for determining the amount of charge which can be drawn from a storage battery and a monitoring device are provided that measure at least one of battery currents and battery voltages at at least two points in time before or during a rise phase and during or... | 03/14/2006 |
| 7009363 | Optimized battery life in multiple battery applications Various apparatus and methods of supplying regulated battery power to an electrical device, such as a downhole tool, are provided. In one aspect, a method of providing power to an electrical device is provided that includes providing a plurality of batteries and pro... | 03/07/2006 |
| 6977475 | Automotive electric power supply apparatus Each of the phases of coil in an armature winding of a dynamoelectric machine is constructed so as to have six turns, an inverter has a plurality of element-diode sets, each element-diode set including a pair of switching elements connected in series and diodes conn... | 12/20/2005 |
| 6977480 | Power supply unit, distributed power supply system and electric vehicle loaded therewith A power supply unit, a distributed power supply system and an electric vehicle loaded therewith, capable of charge/discharge operation are disclosed. A first cell group is connected in parallel to a second cell group in which the electrolytic solution can be electro... | 12/20/2005 |
| 6975091 | Power control unit of fuel cell hybrid vehicle A power control unit of a fuel cell hybrid vehicle includes a first switching unit, a second switching unit, and a control unit. One terminal of the first switching unit is connected to a fuel cell stack and to an anode of a DC/DC converter in parallel, and the othe... | 12/13/2005 |
| 6946897 | Technique for measuring temperature and current via a MOSFET of a synchronous buck voltage converter In order to derive a precise measurement of temperature and current in a synchronous buck DC-DC converter a synchronous conduction cycle measurement of the value of reverse conduction voltage (VON), and an asynchronous conduction cycle measurement of the ... | 09/20/2005 |
| 6930404 | Power supply for an automotive vehicle An electrical system (12) is provided for an automotive vehicle (10) having a first power source (14) with a first positive terminal (16) and first negative terminal (18). A second power source (20) having a second positive ... | 08/16/2005 |
| 6917181 | Power supply unit, distributed power supply system and electric vehicle loaded therewith A power supply unit with improved charge/discharge operation for use in distributed power supply system or electric vehicles. The power supply unit includes a storage battery comprising a plurality of circuits connected in series. Each of the plurality of circuits i... | 07/12/2005 |
| 6771044 | Electrical power management for recharging multiple battery-powered computers An electrical power management system is provided for effectively managing available electrical power for recharging batteries used in a plurality of battery-powered computers. The electrical power management system is of particular value when current from the avail... | 08/03/2004 |
| 6747438 | Power supply unit, distributed power supply system and electric vehicle loaded therewith A power supply unit, a distributed power supply system and an electric vehicle loaded therewith, capable of charge/discharge operation are disclosed. A first cell group is connected in parallel to a second cell group in which the electrolytic solution can be electro... | 06/08/2004 |
