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| Number | Title | Issue Date |
| 8188750 | Battery module voltage detector A battery module voltage detector can reduce the difference in frequency response of an anti-aliasing filter for each battery module whose voltage is measured, and provide an accurate voltage measurement. The battery module voltage detector includes a plurality of s... | 05/29/2012 |
| 8183829 | Vehicle system including a plurality of wheeled vehicles docked for vending and recharging A system employing wheeled vehicles, such as strollers. A plurality of the wheeled vehicles is provided, each having a docking element. A vehicle station has a docking port for each of at least some of the wheeled vehicles. Each docking port has a charging device an... | 05/22/2012 |
| 8183870 | Battery system and method for sensing and balancing the charge state of battery cells A battery system utilizes a plurality of transformers interconnected with the battery cells. The transformers each have at least one transformer core operable for magnetization in at least a first magnetic state with a magnetic flux in a first direction and a second... | 05/22/2012 |
| 8183818 | Switching time control multiplexer system A system for energizing an energy storage device includes an electric power source, an energy system in communication with the electric power source, and a switching time control multiplexer. The energy storage system includes at least two parallel energy storage de... | 05/22/2012 |
| 8179098 | Charge controlling semiconductor integrated circuit Disclosed is a charge controlling semiconductor integrated circuit including: an electric current controlling transistor connected between a voltage input terminal and an output terminal to control an electric current which flows from the voltage input terminal to t... | 05/15/2012 |
| 8179100 | Battery charger using the phase shift by a pair of forward converting circuits A technique for dynamically adjusting an output voltage of forward converter circuits for a battery charging operation is provided. The technique allows for varying voltage at the charging battery by manipulating the duty cycles of two forward converter circuits. Me... | 05/15/2012 |
| 8179139 | Rechargeable battery abnormality detection apparatus and rechargeable battery apparatus The rechargeable battery abnormality detection apparatus is provided with an internal short circuit detection section (20b) that monitors rechargeable battery (1) voltage change when no charging or discharging takes place, and detects internal s... | 05/15/2012 |
| 8174238 | Charging contact array for enabling parallel charging and series discharging of batteries A contact array arrangement which both receives charging current for charging batteries of a battery pack, and which also breaks the parallel charging contact position (contact configuration in which individual batteries of the battery pack are charged in parallel) ... | 05/08/2012 |
| 8169186 | Automated electric vehicle charging system and method A system and method for charging an electric vehicle includes identifying vehicle information corresponding to the electric vehicle based on an electronic image of the electric vehicle, retrieving from an electronically stored local database a location of a charging... | 05/01/2012 |
| 8164588 | System and method for MEMS array actuation including a charge integration circuit to modulate the charge on a variable gap capacitor during an actuation cycle An actuator and method for MEMS array actuation is disclosed. In one embodiment, the actuator having a pixel coupled to a charge integration circuit, the pixel comprising a voltage bias, a variable gap capacitor, and a switch, all in series, the charge integration c... | 04/24/2012 |
| 8159195 | Overvoltage protection circuit for use in charger circuit system and charge circuit with overvoltage protection function The present invention discloses an overvoltage protection (OVP) circuit for use in a charger circuit system, comprising: a power transistor electrically connected between a voltage supply and a battery; an OVP circuit which turns off the transistor when a voltage su... | 04/17/2012 |
| 8159178 | AC connected modules with line frequency or voltage variation pattern for energy control A control strategy for distributed power generation modules in a power system that varies the line frequency or voltage according to a predetermined pattern to cause a PV inverter to modify its power output and thereby avoid overcharging a battery. When the power sy... | 04/17/2012 |
| 8154250 | Battery charging controller and battery module using the same The present invention discloses a battery charging controller for achieving a balanced battery charge. The battery charging controller includes a voltage divider, a switch module and a balance circuit. A reference voltage generated by the voltage divide is used to d... | 04/10/2012 |
| 8154253 | Cell voltage abnormality detector and cell voltage monitoring device for a multi-cell series battery A circuit for detecting battery cell abnormalities in a multi-cell series battery for effectively and quickly detecting abnormalities with a simple, small circuit that provides improved reliability, safety and service life of the multi-cell series battery. In the vo... | 04/10/2012 |
| 8154248 | Signal for pre-charge selection in lithium charging and discharge control/pre-charge function A rechargeable battery pack for a power tool can have a data terminal that provides a signal that is indicative of whether the voltage is below a threshold and can serve as both a pre-charge signal for a charger and as a stop-discharge signal for a power tool. A cha... | 04/10/2012 |
| 8148940 | Multifunctional vehicle charger and charging process of the same The present invention relates to a multi-functional vehicle charger and the charging process of the same. The vehicle charger includes an enclosure defining the vehicle charger. The enclosure includes a USB port disposed thereon, a power plug corresponding to a vehi... | 04/03/2012 |
| 8143858 | Electrical apparatus, electrical apparatus system, and power supply apparatus When a battery pack, comprising an overcurrent protection section for stopping, when a current greater than a first threshold value passes, a current supply, is connected to a power supply terminal of an information processing apparatus, the information processing a... | 03/27/2012 |
| 8143861 | Charge control device and vehicle using the same At the time of charging a power storage device from a commercial power supply, electric power from the commercial power supply is applied to a neutral point of each of first and second motor generators. A rotation preventing control unit (222) determines one ... | 03/27/2012 |
| 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 |
| 8143886 | Device to test the good working order of a magnetic field generator A device to test the good working order of a magnetic field generator, and namely a demining coil, such device comprising at least one evaluation means for the magnetic field coupled with at least one display means, device wherein said evaluation means comprise at l... | 03/27/2012 |
| 8143863 | Circuits and methods for controlling a current flowing through a battery A circuit for controlling a current flowing through a battery includes a driver and a filter coupled to the driver. The driver can generate a pulse signal in a first operating mode and generate a first signal in a second operating mode to control the current through... | 03/27/2012 |
| 8143846 | Siderail accessory charging system A charging system comprises an accessory module and a charging system. The accessory module includes a housing with a coupling portion and a power source. The coupling portion includes an engagement surface and a coupler configured to removably couple the accessory ... | 03/27/2012 |
| 8138720 | System and method for dual energy storage management A dual-energy storage system is described, having two energy sources: (a) a fast-energy storage device (FES) such as an ultracapacitor, and (b) a long duration or steady power device, such as a fuel-cell or battery. A power converter or controller executes an energy... | 03/20/2012 |
| 8138757 | Manufacturing method for magnetic sensor and lead frame therefor A magnetic sensor is constituted using magnetic sensor chips mounted on stages supported by interconnecting members and a frame having leads in a lead frame. Herein, the stages are inclined upon plastic deformation of the interconnecting members. When the frame is h... | 03/20/2012 |
| 8134333 | Battery and ultracapacitor device and method of use A battery and ultracapacitor device for use in a vehicle includes a positive electrode, a first negative electrode, a second negative electrode, a first separator disposed between the positive electrode and the first and second negative electrodes, and a controller ... | 03/13/2012 |
| 8134358 | Method of auto calibrating a magnetic field sensor for drift and structure therefor The present invention provides a method to compensate for the sensitivity drift of a magnetic field sensor for sensing a magnetic field. The magnetic field sensor comprises at least four electrodes. The method comprises a first step where a first set of two electrod... | 03/13/2012 |
| 8127874 | Power supply device, input-output limit setting method in power supply device, vehicle, and vehicle power control method When a time average of square values of charge-discharge current exceeds a predetermined reference value and when a state of charge of a battery is higher than a preset reference level, the procedure corrects a basic input limit set according to a battery temperatur... | 03/06/2012 |
| 8125184 | Battery-backed power interface transformer for low-power devices A power interface enables a low-power device to be powered from an alternating current (AC) wall receptacle or light socket with automatic backup battery charging. The power interface of an embodiment comprises a transformer module that receives an input signal. The... | 02/28/2012 |
| 8111072 | Steam cooker and related superheater A steam cooker includes a steam generator including a heating chamber defining a volume for holding water. A heat exchanger is associated with the heating chamber so as to generate steam. A steam superheater superheats steam traveling from the heating chamber to a s... | 02/07/2012 |
| 8102171 | Measuring device and measuring method for measuring the envelope power and the mean-power value A measuring device for measuring the envelope power and the mean-power value of a high-frequency signal. The measuring device includes a detector for detecting the high-frequency signal and for generating an analog detector signal, an analog/digital converter for ge... | 01/24/2012 |
| 8102152 | Deterioration detecting method and deterioration suppressing method for rechargeable lithium batteries, deterioration detector, deterioration suppressor, battery pack, and charger According to a deterioration detecting method for rechargeable lithium batteries, battery voltages of a rechargeable lithium battery before and after the completion of charging or discharging are measured. An evaluation value is calculated based on the measured batt... | 01/24/2012 |
| 8089251 | Battery charging control circuit The present disclosure provides a battery charging control circuit. The charging control circuit includes: a constant-current charging unit and a trickle charging unit. The charging control circuit further includes a branch switch, a control unit, and a detection un... | 01/03/2012 |
| 8089791 | Compensation circuit and compensation method for current mode power converters A compensation circuit and a compensation method for providing compensation of a power converter are proposed. A current sense circuit is coupled to receive a switching current for generating a current signal. A signal generation circuit is developed to generate a f... | 01/03/2012 |
| 8089242 | Electrical management device for vehicle power supply An electrical management device for a vehicle power supply that includes a single converter to minimize the number of components required to simultaneously control two energy sources, such as a photovoltaic source and a thermoelectric source, on board a motor vehicl... | 01/03/2012 |
| 8085001 | Battery charging control circuit The present invention provides a charging control circuit for a rechargeable battery. The charging control circuit includes: a constant-current charging unit and a trickle charging unit. The charging control circuit further includes a branch switch, a detection swit... | 12/27/2011 |
| 8082041 | Bio-implantable ultrasound energy capture and storage assembly including transmitter and receiver cooling A bio-implantable energy capture and storage assembly, including an acoustic energy transmitter for contact with the skin, and an acoustic energy receiver—converter for converting acoustic energy to electrical energy; and a battery or capacitor connected to the en... | 12/20/2011 |
| 8080992 | Write head tester using inductance A write head is tested by measuring the effect that magnetic fields have on the inductance of the write head. For example, a perpendicular write head may be placed in a magnetic field with a first angle, e.g., non-parallel and non-perpendicular, to the air bearing s... | 12/20/2011 |
| 8076902 | Charger A charger capable of clamping portable communication device is provided. The charger includes a body, a securing portion, and at least one elastic element, wherein the at least one elastic element is deformable elastically when electricity power is supplied thereto,... | 12/13/2011 |
| 8072189 | Charge and discharge control circuit and battery device Provided are a charge and discharge control circuit capable of reducing a circuit size, and a battery device. In a charger reverse connection detection circuit (116), a comparison circuit or the like is not used, and two NMOS transistors are used, whereby cir... | 12/06/2011 |
| 8063611 | Accumulator A DC blocking capacitor and a resistor are coupled in series, and coupled in parallel with an electricity storing section. An ON/OFF circuit and a peak voltage holding circuit are coupled in parallel with the resistor. A current sensing section is coupled in series ... | 11/22/2011 |
