| 23rd week of 2012 patent applcation highlights part 21 |
| Patent application number | Title | Published |
|---|
| 20120139402 | MULTI-PIECE BASKET ASSEMBLY FOR A CONSUMER APPLIANCE - A consumer appliance, such as a refrigerator, is provided with a compartment with a basket assembly, which may be configured on a pull-out drawer so as to move into and out of the compartment with the pull-out drawer. The basket assembly includes a first basket component and a second basket component releasably engaged with the first basket component along mating edges of the respective basket components, wherein in an engaged state, the first and second basket components define a singular continuous wall basket. At least one of the first or second basket components is releasable and removable from the pull-out drawer. | 2012-06-07 |
| 20120139403 | SOLID STATE LIGHT WITH OPTICAL GUIDE AND INTEGRATED THERMAL GUIDE - A solid state light having a solid state light source such as LEDs, an optical guide, and a thermal guide. The optical guide is coupled to the light source for receiving and distributing light from the light source, and the thermal guide is integrated with the optical guide for providing thermal conduction from the solid state light source and dissipating heat through convection and radiation for cooling the light. The optical guide can be tapered to enhance the efficiency of light distribution. The thermal guide can have an external shell connected with internal fins, and the external shell can have a reflective coating to provide for a back reflector behind the optical guide. | 2012-06-07 |
| 20120139404 | LIGHT SOURCE DEVICE OF BACKLIGHT MODULE AND LIGHT-EMITTING DIODE PACKAGE STRUCTURE OF THE LIGHT SOURCE DEVICE - A light source device of a backlight module includes a back frame unit and a light-emitting diode (LED) package structure. The back frame unit includes a thermal conductive base plate, and a casing part having a first plate spaced apart from and parallel to the base plate. The LED package structure is disposed between the base and first plates, and includes a package body having a light-emitting surface, and two lateral surfaces respectively facing the base plate and the first plate. A lead frame unit includes a lead frame partially exposed from the lateral surfaces of the package body to form first and second heat-conducting paths with the base and first plates, respectively. | 2012-06-07 |
| 20120139405 | ANTI-FOULING SPARK PLUG AND METHOD OF MAKING - Disclosed herein is a spark plug comprising an insulative sleeve having a central axial bore and an exterior surface and a center electrode extending through the central axial bore of the insulative sleeve. The insulating sleeve is positioned within, and secured to, a metal shell that serves as a mounting platform and interface to an internal combustion engine. The metal sleeve also supports a ground electrode that is positioned in a spaced relationship relative to the center electrode so as to generate a spark gap. The insulating sleeve includes a shaped tip portion that resides in a recessed end portion of the metal shell. A coating is disposed on the exterior surface of the shaped tip portion of the insulative sleeve. The coating comprises a metal oxide, a noble metal, late transition metal, or a combination comprising two or more of the foregoing metals. | 2012-06-07 |
| 20120139406 | IGNITER FOR IGNITING A FUEL/AIR MIXTURE IN AN INTERNAL COMBUSTION ENGINE USING A CORONA DISCHARGE - An igniter for igniting a fuel/air mixture using a corona discharge, generated by a high-frequency electric high voltage, in an internal combustion engine having one or more combustion chambers delimited by walls at ground potential, comprising an ignition electrode, which traverses in an electrically insulated manner one of the walls delimiting the particular combustion chamber and constitutes in cooperation with the walls of the combustion chamber, that are at ground potential, an electrical capacitance. Comprising a metallic or metallized outer member and an elongate passage extending through the outer member, through which extends the ignition electrode, and comprising an insulator which encloses the ignition electrode and insulates it electrically from the outer member, wherein the ignition electrode, the insulator, and the passage have a common longitudinal direction. The insulator is composed of a plurality of layers extending in the longitudinal direction, or is subdivided into a plurality of such layers. | 2012-06-07 |
| 20120139407 | System And Manufacturing A Cathodoluminescent Lighting Device - A device for lighting a room is described. The device has an envelope with a transparent face, the face having an interior surface coated with a cathodoluminescent screen and a thin, reflective, conductive, anode layer. There is a broad-beam electron gun mounted directly to feedthroughs in a base of the envelope with a heated, button-on-hairpin, cathode for emitting electrons in a broad beam towards the anode, and a power supply mounted on the feedthroughs at the base of the envelope that drives the cathode to a multi-kilovolt negative voltage. A two-prong snubber serves as an anode contact to permit the power supply to drive the anode to a voltage near ground. A method of manufacture of the anode uses a single step deposition and lacquering process followed by a metallization using a conical-spiral tungsten filament coated with aluminum by a thermal spray coating process. | 2012-06-07 |
| 20120139408 | ELECTRONIC PAPER DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - There are provided an electronic paper display device and a method of manufacturing the same. The electronic paper display device includes: a lower substrate having lower barrier ribs formed thereon, the lower barrier ribs forming cells for receiving electronic paper display elements; electronic paper display elements mounted in the cells of the lower substrate and having optical and electrical anisotropy; and an upper substrate formed to cover the lower substrate and including upper patterns bonded to the lower barrier ribs so as to secure a fluid moving path of the cell. | 2012-06-07 |
| 20120139409 | LIGHTING DEVICE AND VEHICLE HEADLAMP - A headlamp | 2012-06-07 |
| 20120139410 | ORGANIC ELECTROLUMINESCENCE DEVICE AND MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescence device includes: a cathode; an anode; and a single-layered or multilayered organic thin-film layer provided between the cathode and the anode. In the organic electroluminescence device, the organic thin-film layer includes at least one emitting layer, and the at least one emitting layer contains: at least one phosphorescent material; and a host material represented by the following formula (1). | 2012-06-07 |
| 20120139411 | PLASMA TUBE ARRAY-TYPE DISPLAY DEVICE - In a plasma tube array-type display device, a first surface of the intermediate member, which is a flexible and bumpy intermediate member | 2012-06-07 |
| 20120139412 | HIGH-PRESSURE DISCHARGE LAMP HAVING AN IGNITION AID - A high-pressure discharge lamp with an ignition aid has a discharge vessel which is mounted in an outer bulb, the discharge vessel comprising two ends having seals in which electrodes are secured, and a frame having a clip wire retaining the discharge vessel in the outer bulb. The clip wire comprises a plate-like part acting as an ignition aid and facing the seal of the opposite pole electrode. | 2012-06-07 |
| 20120139413 | HIGH-PRESSURE DISCHARGE LAMP WITH STARTING AID - A high-pressure discharge lamp having an ignition aid, mounted in an outer bulb, wherein the discharge vessel comprises two ends having seals in which electrodes are mounted and wherein a frame having a clip wire retains the discharge vessel in the outer bulb. The clip wire is bent toward the seal of the opposite pole electrode until the bent part formed thereby acts as an ignition aid. | 2012-06-07 |
| 20120139414 | VEHICLE DISCHARGE LAMP - A vehicle discharge lamp includes: an arc tube including a light emitter, a cathode side fine tube and an anode side fine tube; a cathode side connecting rod; an anode side connecting rod; a cathode side electrode and an anode side electrode disposed within the arc tube. The anode side fine tube includes an expansion portion and an insertion portion formed continuously with the expansion portion, a portion of the anode side electrode is situated within the expansion portion with a clearance, the expansion portion includes a uniform diameter portion with its inside diameter set uniform in an anode side electrode's axial direction, the light emitter includes a flat portion with its axial direction set coincident with the anode side electrode's axial direction, and an inside diameter of the uniform diameter portion is set larger than that of the insertion portion and smaller than that of the flat portion. | 2012-06-07 |
| 20120139415 | APPARATUS AND METHOD FOR CONTROLLING ROOM LAMP OF VEHICLE - Disclosed are an apparatus and a method for controlling a room lamp of a vehicle. The present invention relates to collecting information associated with the vehicle and information associated with an ambient environment using a global positioning system (GPS) or a controller area network (CAN) and then controlling the room lamp using at least one of turn-off of the room lamp, change of an irradiation angle of the room lamp, and adjustment of illumination of the room lamp based on the collected information. | 2012-06-07 |
| 20120139416 | CLAMPING UNIT FOR DEPOSITING THIN FILM SOLAR CELL AND SIGNAL FEED-IN METHOD - A clamping unit for depositing a thin film solar cell and a signal feed-in method are provided. The clamping unit comprises an electrode plate module, a signal feed-in module ( | 2012-06-07 |
| 20120139417 | SMART LIGHTING SYSTEM AND METHOD THEREOF - A programmable and remotely controlled lighting system employing LED lamps is disclosed herein. The system and methods of the present invention are ideally suited for residential or commercial buildings, court yards, business parks, universities, etc. Initially light sensors are provided to the system measuring available natural and artificial light. A system or area brightness is controlled programmably or remotely via a dimmer with PWM (pulse-width-modulated) power for reduced energy consumption. Wireless command and control is provided by microcontrollers with radio frequency transmitters and receivers. Additional circuitry is included to adequately compensate for transient input voltage. The lighting system further may be easily implemented to other systems able to be controlled by computer such as video surveillance systems and | 2012-06-07 |
| 20120139418 | ROD LIGHT - A portable lighting system including a housing having an elongated slot formed in a surface of the housing. The slot being sized to receive a rod therein via an opening in the slot. The system further including a retention member movable between a closed position and an opened position, wherein the closed position provides at least a portion of the retention member blocking at least a portion of the upper opening of the slot and the opened position includes the retention member not blocking the upper opening of the slot. The system also having a light source including a plurality of lights oriented in different directions. | 2012-06-07 |
| 20120139419 | OPTICAL TRANSMISSION MODULE AND ITS TEMPERATURE ADJUSTMENT METHOD - An optical transmission module includes a light source element for emitting a predetermined light signal transmitted through an optical fiber, the light source element having lower characteristics in a low-temperature state than those in a high-temperature state, a driver circuit for driving the light source element, and a heat transfer member connected to each of the light source element and the driver circuit to transfer heat between the light source element and the driver circuit. The optical transmission module with such configuration can stably operate in a wide temperature range while achieving power saving and cost reduction. | 2012-06-07 |
| 20120139420 | LIGHT EMITTING DIODE DRIVING SYSTEM - A light emitting diode (LED) driving system comprises a plurality of current limitation circuits and a plurality of over-voltage protection circuits to driving a plurality of LED strings. Each of the current limitation circuits comprises a first switch comprising a control pole receiving a reference voltage, a first pole correspondingly connected to a LED string, and a second pole connected to the ground via a first resistor and a second switch comprising a control pole connected to the second pole of the first switch via a second resistor, a first pole receiving the reference voltage, and a second pole grounded. Each of the over-voltage protection circuits comprises a zener diode, a third switch and a first capacitor. | 2012-06-07 |
| 20120139421 | INTEGRATED CIRCUITS, CONTROL METHODS AND LIGHTING SYSTEMS - Integrated circuits, control methods, and related lighting systems are provided. One integrated circuit controls the currents flowing through light-emitting-diode chains, each having several light emitting diodes forward-connected between a main cathode and a main anode while all the main anodes are connected to a power node. The integrated circuit has a short detection node, a constant current source, a voltage clamping circuit, and a short-circuit comparator. The short detection node detects the highest cathode voltage of the main cathodes. The constant current source provides a constant current to the short detection node. While the light-emitting-diode chains are unlit, the voltage clamping circuit clamps the short detection node at a predetermined voltage. When the voltage of the short detection node exceeds a threshold voltage, the short-circuit comparator asserts a fault signal, indicating a short circuit of a light emitting diode. | 2012-06-07 |
| 20120139422 | DRIVING CIRCUIT FOR POWERING LED LIGHT SOURCES - Embodiments of the invention provided a driving circuit for powering a light-emitting diode (LED) light source. The driving circuit includes a rectifier, a s filter capacitor, and a control circuit. The rectifier converts an AC voltage from an AC power source to a rectified AC voltage. The filter capacitor coupled to the rectifier filters the rectified AC voltage to provide a DC voltage. The control circuit controls power supplied to the LED light source. The control circuit enables a discharging current periodically to discharge the filter capacitor if a switch coupled between an AC power source and a rectifier is turned off and disables the discharging current if the control circuit determines that the switch is turned on. | 2012-06-07 |
| 20120139423 | CONVERTER DEVICE - A converter for feeding a load via an inductor with a current having a controlled intensity between a maximum level and a minimum level may include: a switch switchable on and off to permit or prevent, respectively, feeding of current towards said inductor; first and second current sensors sensitive to the current flowing through said switch when said switch is on or off, respectively; comparator circuitry to identify if the current intensity detected by said first current sensor and said second current sensor reaches said maximum level and said minimum level, respectively, by generating respective logical signals; and drive circuitry for said switch sensitive to said logical signals and configured to turn off said switch when the current intensity detected by said first sensor reaches said maximum level and turning on said switch when the current intensity detected by said second current sensor reaches said minimum level. | 2012-06-07 |
| 20120139424 | ILLUMINATION DEVICE WITH POWER SOURCE - The invention relates to an illumination device ( | 2012-06-07 |
| 20120139425 | Lighting Apparatus And Method - A lighting element is disposed in an array of lighting elements. At the lighting element, a lighting status of at least one neighboring lighting element is sensed. Independent of any other lighting element, a lighting adjustment for the lighting element by applying the sensed lighting status to a predetermined rule is determined. The lighting adjustment is applied to the lighting element to adjust an illumination of the lighting element. | 2012-06-07 |
| 20120139426 | DIMMABLE OUTDOOR LUMINAIRES - A dimmable outdoor lighting fixture apparatus is provided with a dimmable ballast or driver mounted in a horizontal cobra head luminaire fixture, and a photo eye control module connected to the fixture by an EEI/NEMA standard 3-terminal polarized twist-lock receptacle mounted to the fixture housing, with the controller module providing a dimming control value to the ballast or driver through the twist-lock receptacle. | 2012-06-07 |
| 20120139427 | ENERGY SAVING LED LAMP - An energy saving LED lamp includes an illuminating device, a mode switching device, a motion detecting device and a controlling unit. The illuminating device is for emitting light. The mode switching device is for switching the illuminating device to work between an illuminating mode and a power saving mode. The motion detecting device is for detecting surrounding human motions and generating a first signal in condition that there is no human motion detected around the LED lamp within a predetermined period of time. The controlling unit is for receiving the first signal generated by the motion detecting device and automatically adjusting brightness of light generated by the illuminating device when having received the first signal, when the mode switching device is at the energy saving mode. | 2012-06-07 |
| 20120139428 | DEVICE FOR CONTROLLING AN ELECTRICAL LOAD - A device serves to control an electrical load of at least two single loads connected in series. Each of the at least two single loads is connected in parallel to a controllable switch, so that each of the at least two single loads can be switched independently of one another. In addition, a driver stage that drives a current into the electrical load is present. The controllable switches can be controlled by the control unit. A dummy load is connected in series to the at least two single loads. | 2012-06-07 |
| 20120139429 | DISPLAY DEVICE - Provided is a display device in which design properties have been improved by eliminating the flickering when the display level changes. A microcomputer ( | 2012-06-07 |
| 20120139430 | LED DRIVER CIRCUIT AND LED DRIVER SYSTEM - A withstand voltage of the LED driver circuit is set to be lower than an LED power supply voltage of the power supply and be higher than a first voltage value obtained by subtracting a voltage drop across whole of the LEDs connected in series caused by the second constant current from the LED power supply voltage. | 2012-06-07 |
| 20120139431 | VARIABLE LOAD CIRCUITS FOR USE WITH LIGHTING CONTROL DEVICES - A variable load circuit ( | 2012-06-07 |
| 20120139432 | VOLTAGE DETECTION MODULE - The voltage detection module according to the invention comprises: a first electric terminal; a second ground terminal; a load resistor, connected to the first electric terminal; a main gas-filled spark gap, arranged in series between the load resistor and the second terminal; and a main capacitor, connected, on the one hand, to a first middle point situated between the load resistor and the main gas-filled spark gap and, on the other hand, to the second terminal. The voltage detection module also comprises a light source connected in series between the main gas-filled spark gap and the second terminal, the light source and the main gas-filled spark gap being separate from one another. The voltage detection module comprises an additional stage capable of limiting the voltage applied to the terminals of the gas-filled spark gap to a threshold voltage chosen so as to prevent the gas-filled spark gap from always being on. | 2012-06-07 |
| 20120139433 | CIRCUITS AND METHODS FOR DRIVING LIGHT SOURCES - A circuit for driving a light-emitting diode (LED) light source includes a converter, a saw-tooth signal generator, and a controller. The converter includes a switch which is controlled by a driving signal. The converter provides a sense signal indicating the current through said LED light source. The saw-tooth signal generator generates a saw-tooth signal based on the driving signal. The controller generates the driving signal based on signals including the saw-tooth signal and the first sense signal to adjust the current through the LED light source to a target level and to correct a power factor of the driving circuit by controlling an average current of the input current to be substantially in phase with said input voltage. | 2012-06-07 |
| 20120139434 | DRIVING APPARATUS OF LIGHT EMITTING DIODE AND DRIVING METHOD THEREOF - A driving method of a light-emitting diode (LED) adapted to a driving apparatus is provided. The driving method includes receiving a dimming signal, detecting whether the driving apparatus performs dimming, and if the driving apparatus performs dimming, determining whether a duty cycle of the dimming signal is smaller than a predetermined value. When the duty cycle of the dimming signal is not smaller than the predetermined value, respective current magnitudes of a plurality of driving currents are regulated according to the dimming signal, and each of the driving currents is output for a full time of a period. Conversely, when the duty cycle of the dimming signal is smaller than the predetermined value, each of the driving currents is output for a partial time of a period. A driving apparatus employing the driving method is also provided. | 2012-06-07 |
| 20120139435 | Method for Controlling a Voltage Transformer for Overvoltage Protection, Voltage Transformer and Operating Device having a Voltage Transformer - A method for controlling a voltage transformer for operating a switchable load having at least one inductance and a switch, which is activated by a digital control device. When the switch is closed, a magnetizing current flows through the inductance. When the switch is open, a demagnetizing current flows through the inductance. The method comprises the steps of measuring the demagnetizing time of the inductance and, when a maximum value of the demagnetizing time of the inductance is exceeded, storing such an ocurrence as a fault. The load is disconnected by the control device when a predetermined maximum frequency of faults is exceeded. | 2012-06-07 |
| 20120139436 | METHOD OF DRIVING DISPLAY PANEL AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method of driving a display panel includes generating a gate on voltage, a first gate off voltage and a second gate off voltage. A clock signal is generated based upon the gate on voltage and the second gate off voltage. A first panel gate off voltage substantially the same as the first gate off voltage and a second panel gate off voltage substantially the same as the second gate off voltage are generated in a first operating mode. A first panel gate off voltage greater than the first gate off voltage and a second panel gate off voltage greater than the second gate off voltage are generated in a second operating mode. A gate signal is generated based upon the clock signal and the first and second panel gate off voltages to a gate line of the display panel. | 2012-06-07 |
| 20120139437 | ELECTRICAL DRIVE SCHEME FOR PIXELS IN ELECTRONIC DEVICES - An apparatus and method for producing a luminescent device using a pulsed electrical power feed. The pulsed feed produces a lower initial drop in luminescent efficiency compared to a constant power feed. This method and apparatus avoid traditional processes such as burn-in, used to establish more uniform device performance. | 2012-06-07 |
| 20120139438 | LED Drivers and Control Methods - A method of operating an LED driver including a power converter to generate an output current for powering an LED and to provide active power factor correction is disclosed. The power converter is coupled between an input to receive a rectified AC voltage and an output for providing the output current to the LED. The method includes operating the power converter at a substantially fixed frequency in an open loop mode based on a current through the inductive element and the rectified AC voltage. LED drivers operable in accordance with the disclosed method are disclosed. | 2012-06-07 |
| 20120139439 | LIGHT EMITTING DIODE DRVING APPARATUS AND METHOD FOR HOLDING DRIVING VOLATGE THEREOF - A light emitting diode (LED) driving apparatus is disclosed. The LED driving apparatus includes a power converter, a voltage sample-and-hold and comparison circuit, and a pre-charge clock generator. The power converter has a power transistor switch for processing power conversion and outputs a driving voltage at an output terminal. The voltage sample-and-hold and comparison circuit enters a sample-and-hold mode or a comparing mode according to a dimming status signal. The voltage sample-and-hold and comparison circuit samples and holds a feedback voltage to obtain a pre-storage voltage during the sample-and-hold mode and compares the pre-storage voltage with the feedback voltage to obtain a comparison result during the comparing mode. The voltage sample-and-hold and comparison circuit generates a pre-charge enable signal according to the comparison result. The pre-charge clock generator generates a pre-charge clock signal to control the power transistor switch according to the pre-charge enable signal and a clock signal. | 2012-06-07 |
| 20120139440 | SEMICONDUCTOR DEVICE AND ELECTRONIC APPARATUS USING THE SAME - The transistor suffers the variation caused in threshold voltage or mobility due to gathering of the factors of the variation in gate insulator film resulting from a difference in manufacture process or substrate used and of the variation in channel-region crystal state. The present invention provides an electric circuit having an arrangement such that both electrodes of a capacitance element can hold a gate-to-source voltage of a particular transistor. The invention provides an electric circuit having a function capable of setting a potential difference at between the both electrodes of the capacitance element by the use of a constant-current source. | 2012-06-07 |
| 20120139441 | Display Light Box with Programmably Separately-Lit Compartments - The present invention is a display light box comprising several compartments with partitioning walls shaped according to a translucent image on a frontal display panel. The compartments are illuminated by LEDs, which are installed a distance away from the picture panel to accomplish uniformity of the light on the panel, and driven by a controller so the LEDs may be turned on and off in any pre-determined sequence, accomplishing a changing presentation and thereby making the light box more attractive. The intensity of each compartment may be designed to be different, by the number of LEDs installed in the compartment or by the number of LEDs turned on at any given moment. In addition, LEDs in the same compartment may be turned on and off in certain pattern, accomplishing additional artistic impression. | 2012-06-07 |
| 20120139442 | Mains Dimmable LED Driver Circuits - A method of controlling a dimming level of one or more light emitting diodes (“LEDs”) includes receiving a phase cut dimming signal having a pulse width and frequency, generating a PWM signal having a duty cycle and frequency corresponding to the pulse width and frequency, respectively, of the phase cut dimming signal, and controlling a power converter coupled to the one or more LEDs with the generated PWM signal so that the dimming level of the one or more LEDs is a function of the duty cycle of the generated PWM signal. Example circuits for practicing this method and alternative methods are also disclosed. | 2012-06-07 |
| 20120139443 | LIGHT EMITTING DIODE DRIVING APPARATUS - A light emitting diode (LED) driving apparatus is provided, and which includes a first operational amplifier (OPA) having a positive input terminal receiving a predetermined voltage related to a current flowing through an LED string; a first resistor having a first end coupled to a negative input terminal of the first OPA and a second end coupled to a ground; a power transistor having a gate coupled to an output of the first OPA, a drain coupled to a cathode of the LED string and a source coupled to the first end of the first resistor; an error amplifier having a first input terminal coupled to the gate of the power transistor, a second input terminal receiving a reference voltage and an output terminal outputting a control voltage; and a power conversion stage providing a DC voltage to an anode of the LED string according to the outputted control voltage. | 2012-06-07 |
| 20120139444 | LIGHT EMITTING DEVICE - The disclosed light emitting device comprises at least one first light emitting element including at least one light emitting chip for emitting light having a wavelength of 400 to 500 nm and a phosphor; and at least one second light emitting element disposed adjacent to the first light emitting element to emit light having a wavelength of 560 to 880 nm. | 2012-06-07 |
| 20120139445 | ILLUMINATING APPARATUS AND DISPLAY APPARATUS - Provided is a backlight unit ( | 2012-06-07 |
| 20120139446 | METHOD AND SYSTEM FOR LIGHTING CONTROL - A system and method for controlling an entertainment system is provided. The system can have at least one light source to generate variable light output and at least one controller coupled to the at least one light source to control the variable light output based on a number of interruptions of power supplied to the apparatus over a pre-determined time period. The variable light output can be a light temperature. The at least one light source can be a plurality of light sources, with the at least one controller having a plurality of addresses and each of the addresses designating one or more of the plurality of light sources to be controlled. The at least one controller can synchronize or unsynchronize the plurality of light sources. | 2012-06-07 |
| 20120139447 | DRIVING CIRCUIT HAVING A POWER FACTOR CORRECTION (PFC) FUNCTION - A driving circuit having a power factor correction (PFC) function includes a power converter, a harmonic wave generator, a voltage divider, and a modify element. The power converter receives AC power to convert to DC power. The harmonic wave generator generates a harmonic wave from the DC power. The voltage level of the harmonic wave is decreased by the voltage divider to generate a comparing signal. The modify element compares the comparing signal and a feedback current signal of the LED to regulate the DC power accordingly for power-supplying the LED stably. Therefore the power factor (PF) of the driving circuit is enhanced. | 2012-06-07 |
| 20120139448 | TWO-TERMINAL CURRENT CONTROLLER AND RELATED LED LIGHTING DEVICE - A two-terminal current controller having a current limiting unit and an adjusting unit regulates a first current flowing through a load according to a load voltage. When the load voltage does not exceed a first voltage, the two-terminal current controller operates in a first mode for conducting a second current associated a rectified AC voltage, thereby limiting the first current to zero and adjusting the second current accordingly. When the load voltage is between the first voltage and a second voltage, the two-terminal current controller operates in a second mode for conducting the second current, thereby limiting the first current to zero and limiting the second current to a constant value larger than zero. When the load voltage exceeds the second voltage, the two-terminal current controller operates in a third mode for turning off the current limiting unit. The adjusting unit can adjust the predetermined value and the second voltage. | 2012-06-07 |
| 20120139449 | Movement-Based Feedback Device - An apparatus is provided that includes a substrate and an affixed accelerometer configured to measure acceleration of the substrate, and produce a signal representative of the measured acceleration. The apparatus also includes a light-emitting component capable of emitting multiple colors of light with variable luminosity, with the color and luminosity of light emitted by the light-emitting component defining a visual output produced by the light-emitting component. And the apparatus includes a processor coupled to the accelerometer and light-emitting component. The processor is configured to receive the signal from the accelerometer, calculate a visual output according to an algorithm as a function of the measured acceleration of the substrate, and cause the light-emitting component to produce the calculated visual output. | 2012-06-07 |
| 20120139450 | METHOD OF CONTROLLING LIGHTS AND CONTROLLER THEREFOR - A method of controlling respective intensity levels of each of N light units, from a first light unit to an Nth light unit. Each of the light units has respective intensity levels from a 0 level to an L level based on duration of illumination of each light unit, In the method, a control signal representing light intensities for each of the N light units, sequentially, in order, for the first light unit to Nth light unit is received and processed. Then, the light units are re-arranged in accordance with the light intensities into a re-arranged order, from level L to level 0. A predetermined time period is counted sequentially through L time intervals. The light units are turned on in the re-arranged order at respective time intervals corresponding to the light intensities; and all light units are turned off at the end of the predetermined time period. | 2012-06-07 |
| 20120139451 | LIGHTING DEVICE CONTROLLING CHIP, APPARATUS, SYSTEM AND ADDRESSING METHOD THEREOF - A lighting device controlling chip, an apparatus, a system and an addressing method thereof are provided. The lighting device has a trigger terminal for receiving a first setting voltage, an output terminal for outputting a second setting voltage and a signal receiving interface for receiving a data packet having a plurality of serially transmitted data slots. The lighting device controlling chip may automatically set an address thereof according to a voltage level of the first setting voltage and a counting signal corresponding to the number of the received data slots. | 2012-06-07 |
| 20120139452 | WEAPON MOUNTED LIGHT AND OPERATION THEREOF - A novel flashlight assembly that includes an interface integrated into the housing thereof to facilitate mounting of the flashlight to the dovetail rail on a modern combat weapon. The outer body of the flashlight includes a head mounted to a flashlight body at one end and a tapered tail extending outwardly at the other end of the body. Further, the flashlight includes a clamping interface that is a seamless and integrated feature of the outer housing of the flashlight itself for interfacing the flashlight with a firearm. The operational modes of the flashlight are controlled by a single push button and a selector switch. To facilitate a highly compact design the flashlight employs two circuitry arrangements positioned remote from one another and in communication with one another via a single conductive trace to operate at a first signal frequency or a second signal frequency. | 2012-06-07 |
| 20120139453 | LAMP CAPABLE OF TURNING OFF ON ITS OWN - A lamp includes a ring, a first housing and a second housing connected to two opposite ends of the ring and a light emitting pipe. The ring defines a through hole through which the light emitting pipe extends. The first housing and the second housing each include a lampshade connected to the ring, a cover connected to the lampshade and a pressure detecting element fixed on the cover. A quantity of powder is received in the first housing and the second housing. The powder can flow between the first housing and the second housing through the through hole. The pressure detecting elements can detect the weight of the powder accumulated thereon to turn the light emitting pipe on or off. | 2012-06-07 |
| 20120139454 | DEVICE AND METHOD FOR ACTUATING AND DIAGNOSING STEPPER MOTORS - A device for actuating and diagnosing at least two stepper motors, wherein each of the stepper motors has at least two windings, each of the first windings of the stepper motors and the second windings of the stepper motors are connected in series by a first line and a second line respectively. At least one diagnosis unit is provided, by which electrical parameters and/or changes in the values thereof are measured in the first and/or second line, and the at least one diagnosis unit is implemented such that the function of the stepper motors is analyzed using the measured parameters and/or the changes in value thereof. | 2012-06-07 |
| 20120139455 | DISTRIBUTED-ARRANGEMENT LINEAR MOTOR AND CONTROL METHOD OF DISTRIBUTED-ARRANGEMENT LINEAR MOTOR - A distributed-arrangement linear motor in which stators are arranged in a distributed manner and a method of controlling the distributed-arrangement linear motor are provided. The linear motor | 2012-06-07 |
| 20120139456 | ELECTRIC OPERATING MACHINE - When a main switch ( | 2012-06-07 |
| 20120139457 | ELECTRONIC DRIVE HAVING AN ELECTRO-MECHANICAL BREAK - An electronic drive includes an electro-mechanical brake associated with a direct-current motor. A first valve or diode connects one of the terminals of the direct-current motor with the first electrical terminal of the brake in a forward direction. A second valve or diode connects the other terminal of the direct-current motor with the first electrical terminal of the brake. A second electrical terminal of the brake is at least indirectly connected with a reference voltage. | 2012-06-07 |
| 20120139458 | SYSTEM FOR CONTROLLING A MOTOR OF VEHICLE - A system for controlling a motor of a vehicle that improves fuel economy by minimizing a sum of heat generated by the motor and heat generated by a converter, is disclosed. More specifically, a power source supplies DC electricity; a converter selectively receives and converts the DC electricity of the power source into inverter input voltage. A relay module selectively connects the power source to the converter and an inverter module receives the inverter input voltage from the converter, converts the inverter input voltage into 3-phase AC current, and supplies the 3-phase AC current to the motor. Further, a controller controls operations of the converter, the relay module, and the inverter module, to perform to minimize the inverter input voltage that is a sum of heat generated due to the flux-weakening control and heat generated due to suppression of the flux-weakening control. | 2012-06-07 |
| 20120139459 | SYSTEM FOR CONTROLLING MOTOR OF HYBRID VEHICLE - A system for controlling a motor of a hybrid vehicle that secures robustness and stability of control by selecting an optimal approximation model according to a driving condition of the motor and determines current order for controlling the motor by using the selected optimal approximation model is disclosed. In particular, a current order generator utilizes a reference current determination module to determine reference currents of the first and second axes, a compensation value determination module to determine compensation values of the reference currents of the first and second axes, and a current determination module to determine the currents of the first and second axes from the reference currents of the first and second axes and the compensation values of the reference currents of the first and second axes in order to control the motor more efficiently. | 2012-06-07 |
| 20120139460 | APPARATUS FOR CARRYING OUT IMPROVED CONTROL OF ROTARY MACHINE - In a system for controlling a rotary machine, a circuit outputs an AC voltage to be applied to a rotary machine. A storage stores therein measurement-error information indicative of a measurement error of the measuring unit. A torque-feedback adjuster manipulates a phase of the output voltage of the circuit based on the rotational angle of the rotary machine measured by a measuring unit and the measurement-error information to adjust a torque of the rotary machine to a request torque. The phase is obtained from information fed back from the rotary machine. An abnormality determiner determines whether there is an abnormality to disable using accurate measurement-error information. A limiter limits adjustment of the torque of the rotary machine to the request torque by the torque-feedback adjuster when it is determined that there is an abnormality to disable using accurate measurement-error information. | 2012-06-07 |
| 20120139461 | POWER CONVERSION DEVICE FOR A ROTARY ELECTRIC MACHINE - A power conversion device includes an inverter unit and a control unit. The inverter unit includes high SWs and low SWs for each phase of coils of a motor. The control unit, in a case that the on-time of the high SWs and the low SWs is shorter than a predetermined time determined based on a dead time, changes an output voltage average value such that the on-time of the high SWs or the on-time of the low SWs becomes longer than the predetermined time. The voltage use rate can be improved without disposing a special circuit, and distortion of inter-line voltages or distortion of currents can be suppressed. | 2012-06-07 |
| 20120139462 | MOTOR ENERGY RECYCLING DEVICE - A motor energy recycling device is connected to a motor, a voltage regulating power capacitor, and a switch unit, for storing energy released by the motor. The motor energy recycling device include a switching device having first to third ends for being switched to connect the third end with the first end or second end; a first diode unit; a first capacitor connected to the motor and the first diode unit for using energy released by the motor to charge the first capacitor; a first inductor; a second capacitor; a second diode unit; and a second inductor connected between the second end and the second diode and between the voltage regulating power capacitor and the second capacitor for charging the voltage regulating power capacitor via the second inductor to accomplish an energy recycling. | 2012-06-07 |
| 20120139463 | POWER SUPPLY MODULE FOR HALL SENSORLESS BRUSHLESS DIRECT CURRENT MOTOR - Disclosed is a power supply module for a hall sensorless BLDC motor, including: a high-voltage/large-current power device t applied with high voltage/large current and including a plurality of power devices driving the hall sensorless brushless direct current (BLDC) motor; a motor driving circuit sensing and controlling a positional signal or a velocity signal of the hall sensorless BLDC motor and generating a PWM control signal for controlling the hall sensorless BLDC motor; and a power device driving circuit driving the high-voltage/large-current power device according to the PWM control signal of the motor driving circuit, wherein the high-voltage/large-current power device, the power device driving circuit, and the motor driving circuit are CMOS-integrated on the same substrate. | 2012-06-07 |
| 20120139464 | Synchronous reluctance motor, operating machine comprising the motor and method for controlling the motor - A synchronous reluctance motor comprises a stator ( | 2012-06-07 |
| 20120139465 | ASYMMETRICAL RELUCTANCE MACHINE - A reluctance machine is disclosed. The reluctance machine includes a stationary member including a housing, a plurality of windings disposed in the housing, a plurality of electrical connections each electrical connection coupled to a corresponding winding of the plurality of windings, and a plurality of teeth coupled to the housing, a rotating member having a center including a mechanical coupling member formed about the center, and a plurality of outwardly protruding poles centrally located within the stationary member each outwardly protruding pole having a continuous outer surface adjacent to at least one tooth of the plurality of teeth, wherein each outer surface of each outwardly protruding pole having a first portion being a first distance away from the center and a second portion being a second distance away from the center. | 2012-06-07 |
| 20120139466 | Micro Motor - A thinly configured and brushless miniature DC micro motor that includes at least two substantially-flat motor cells that are aligned axially. Each motor cell comprises a stator coil having an elongate opening and passage for a rotor shaft, and a cross-polarized rotor magnet carried on the rotor shaft and received within the elongate opening. The micro motor also includes a frame substrate that fixably supports the stator coils of the motor cells while providing a bearing means for rotatably supporting the rotor shaft, so that selectively energizing one of the motor cells creates an electric current in the stator coil interacting with a magnetic field of the received rotor magnet to generate a torque between the rotor shaft and the frame substrate. | 2012-06-07 |
| 20120139467 | LOAD DRIVE CONTROL DEVICE AND LOAD DRIVE CONTROL METHOD - A load drive control device includes a driver that drives a load which is operable by a DC drive and a pulse modulation drive, a protecting section that detects an electric current flowing in the driver, a temperature detecting section that detects a high temperature state of the driver, and a control section that determines whether the load is operated by the DC drive or the pulse modulation drive, based on outputs from the protecting section and the temperature detecting section. The control section switches the driver in the DC drive and measures the electric current flowing in the driver when a temperature equal to or higher than a predetermined temperature is detected during the pulse modulation drive. | 2012-06-07 |
| 20120139468 | MULTI-ROTATION HOBBY SERVO MOTORS - Multi-rotation hobby servo motors are provided. In one embodiment, a hobby servo motor comprises a rotatable output shaft, a feedback mechanism, and a control circuit. The feedback mechanism generates a feedback signal that is indicative of rotation of the rotatable output shaft, and the control circuit utilizes the feedback signal to generate a control signal for the rotatable output shaft. The feedback mechanism is optionally an encoder such as, but not limited to, a magnetic encoder, an optical encoder, a rotary encoder, or a linear encoder. | 2012-06-07 |
| 20120139469 | LEVITATED MICRO-MANIPULATOR SYSTEM - A method of propelling a magnetic manipulator above a circuit substrate includes arranging a magnetic manipulator on a diamagnetic layer on a surface of the circuit substrate, generating drive signals using a controller, and applying the drive signals to at least two conductive traces arranged in the circuit substrate below the diamagnetic layer. A circuit substrate to control movement of a magnetic manipulator has a diamagnetic layer on a surface of the substrate, and conductive traces arranged under the diamagnetic layer, the conductive traces arranged in a parallel line pattern in at least two separate layers. | 2012-06-07 |
| 20120139470 | Phase Detection Methods, Apparatus, And Systems For Transport Refrigeration System - Transport refrigeration systems such as container refrigeration systems can operate on 3-phase power supplied by an external power supply such as in storage when powered by a generator system. If the refrigeration system is equipped with 3-phase motors, it is necessary to provide a phase detection and adjustment capability to the refrigeration system if the rotational direction of these motors is relevant to the operation of the refrigeration system. Embodiments according to the application provide systems and method for phase detection in a refrigeration system. | 2012-06-07 |
| 20120139471 | Photovoltaic System Charge Controller Having Buck Converter with Reversed MOSFETS - A maximum power point tracking charge controller for photovoltaic systems includes a buck converter for receiving the maximum power voltage from a PV array as input and for supplying voltage output to charge a battery bank while converting the voltage input to a voltage output that matches the voltage required by the battery bank for charging. The buck converter includes an inductor, a first switch, and a second switch comprised of a first MOSFET and a second MOSFET connected in series with a parallel diode, wherein the configuration of the second MOSFET is reversed from the configuration of the first MOSFET. | 2012-06-07 |
| 20120139472 | ELECTRICITY DISTRIBUTION SYSTEM AND ELECTRICITY DISTRIBUTION METHOD - An electricity distribution system includes an electricity supply control unit that receives information on power consumption, estimates the current and the future power consumption, and controls the supply of electricity to the electric device; an information display unit that displays information on a power use situation of an electric device electrically connected with the electricity supply control unit; and a battery server that accumulates power, in which the electricity supply control unit communicates the information on the power consumption with a new electric device when the new electric device is electrically connected, and when the amount of available power is exceeded by supplying electricity to the electric device, does not supply electricity to the electric device, makes the information display unit display that the amount of available power is exceeded by supplying electricity to the information display unit, and determines whether to use the power accumulated in the battery server. | 2012-06-07 |
| 20120139473 | Radiant Energy Powered Electrical Power Supply Device and Method for Operating Such a Power Supply Device - An electrical power supply apparatus supplied with radiant energy is equipped with at least one electrical generator converting radiant energy into electrical power. The electrical power generator can be a photovoltaic solar generator that converts the impinging radiant energy into electrical power. A hydrogen generator produces hydrogen from water and a water reservoir is connected through a first water line to the hydrogen generator. A hydrogen reservoir is connected through a first hydrogen line to the hydrogen generator. A fuel cell or a hydrogen combustion engine is connected to a second electrical power generator, which fuel cell or engine is connected through a second hydrogen line to the hydrogen reservoir and is connected through a second water line to the water reservoir. A control unit is electrically connected to the electrical power generator, hydrogen generator, and fuel cell or hydrogen combustion engine. | 2012-06-07 |
| 20120139474 | METHOD FOR CHARGING EXTERNAL DEVICE AND DISPLAYING APPARATUS USING THEREOF - A method for charging an external device and a display using the method are provided. The method includes, determining whether the external device is chargeable and connected to the display through a connector when the displaying apparatus is in a standby mode; and if it is determined that the external device is chargeable and connected, charging the external device through the connector in the standby mode. The display includes a power supply that supplies standby power or main power; a connection checker which determines, in a standby mode, whether an external device is connected and is a chargeable device; and a controller. The controller controls the power supply to output standby power to the external device while the connection checker determines whether the external device is connected and is a chargeable device, and if the external device is connected is a chargeable, controls the power supply to output main power to charge the external device. | 2012-06-07 |
| 20120139475 | Method and Apparatus for Charging a Lead Acid Battery - The invention relates to a method of operating a lead acid battery which undergoes discharging phases and charging phases in a cyclical fashion. The method involves monitoring the current discharged from the battery during a discharging phase and recording information relating to that current flow, such as the charge lost from the battery. During the subsequent charging phase, a desired amount of charge to be supplied to the battery is calculated based upon the recorded information, and then supplied to the battery. | 2012-06-07 |
| 20120139476 | Method and Apparatus for Charging a Battery - The invention relates to a method of operating a lead acid battery in which the battery is monitored during the discharging and charging of the battery, and information relating to the discharging and/or charging history of the battery, such as the total charge supplied to the battery over its lifetime, is recorded, and the voltage applied during the charging of the battery is adjusted in dependence upon that information. | 2012-06-07 |
| 20120139477 | POWER SUPPLY CIRCUIT HAVING LOWIDLE POWER DISSIPATION - Embodiments include a power supply arrangement where major components including an off-line switched power supply are shut off when not in use. When a load is coupled to the power supply arrangement, components are enabled so as to provide power to the load. | 2012-06-07 |
| 20120139478 | VOLTAGE CONVERSION CIRCUIT AND CHARGING DEVICE EMPLOYING THE SAME - A voltage conversion circuit for a charging device includes a voltage-stabilizing circuit and a switching circuit. The voltage-stabilizing circuit includes a voltage stabilizer circuit and a feedback resistor, the voltage stabilizer circuit comprises an input pin, an output pin, and a feedback pin. The switching circuit includes a switch and at least two divider resistors, the switch comprises at least two data input terminals, a data output terminal, and two control terminals. The input pin is connected to a power source, and the feedback resistor is connected between the feedback pin and ground. The data input terminals are respectively connected to the output pin through one of the divider resistors, the data output terminal is connected between the feedback pin and the feedback resistor, the two control terminals are capable of receiving control signals to control the data output terminal to selectively connect to one of the data input terminals. | 2012-06-07 |
| 20120139479 | Charge control system of battery pack - Provided is a charge control system of a battery pack. The charge control system includes a charge unit, a battery management unit, a charger management unit, and a voltage level shift unit. The charge unit charges a battery. The battery management unit includes first and second ports, determines one of a charge mode and charge stop mode of the battery according to whether the charge unit is disabled, and controls outputs of the first and second ports according to the determined result. The charger management unit is connected to a data input terminal of a charger, and controls an operation of the charger according to a voltage level of the data input terminal. The voltage level shift unit shifts a voltage level of the data input terminal according to the outputs of the first and second ports. | 2012-06-07 |
| 20120139480 | CHARGER AND CHARGING SYSTEM - In a charger for charging a storage battery provided in a load, electric power derived from an external source is converted by a first electric power converter, and stored in an internal battery. A monitoring device is provided to monitor a charge status of the internal battery. An internal battery charge controller is configured to regulate electric power from the first electric power converter to the internal battery based upon the charge status of the internal battery being monitored by the monitoring device. An output power controller is configured to regulate electric power supplied from the internal battery through a connector to the storage battery. | 2012-06-07 |
| 20120139481 | BATTERY CHARGE CONTROL APPARATUS - A battery charge control apparatus for a vehicle, where the vehicle is provided with a prime mover driven by using fuel stored in the vehicle, power generation means for converting energy generated by the prime mover using the fuel into electrical energy, and a secondary battery that stores the electrical energy generated by the power generation means. The apparatus includes temperature detection means for detecting a temperature of the battery, and battery-charge limiting means for limiting storing of the electrical energy generated by the power generation means into the battery when the temperature of the battery detected by the temperature detection means is low. This leads to enhancement of fuel usage efficiency of the engine. | 2012-06-07 |
| 20120139482 | BATTERY CHARGING MANAGEMENT - A battery charging management apparatus includes an information obtaining unit and a controlling unit coupled to the information obtaining unit. The information obtaining unit obtains parameter information for temperature of a battery during a charging process performed by a charger for the battery. The controlling unit controls the charger to charge the battery based on the parameter information of the battery, so that operation of the charger conforms to a charging rule corresponding to the charging process. The controlling unit decreases a charging signal of the charger by a predetermined decrement if the temperature of the battery increases by a predefined increment. | 2012-06-07 |
| 20120139483 | COMPOSITE CAPACITANCE AND USE THEREOF - A composite capacitive component includes a plurality of physically distinguishable capacitor modules which are electrically connected to each other. The distinguishable modules allow for an increased electrical and/or geometrical flexibility in designing the capacitive component. Each of the capacitor modules includes a plurality of base capacitors arranged on a module-specific Printed Circuit Board PCB. All the base capacitors from the capacitor modules are of a single type, which simplifies both production and maintenance of the capacitive component. | 2012-06-07 |
| 20120139484 | Wireless Charging Shelf - A wireless charging shelf is described where a charging surface with a wireless power transmission structure is coupled with an electrical connector, providing a truly wireless charging solution. The wireless charging shelf may have a plug for installation in an electrical receptacle, or may be part of a cover plate for replacing an existing cover plate with a wireless charging shelf cover plate. | 2012-06-07 |
| 20120139485 | EXTERNAL POWER SOURCE FOR AN IMPLANTABLE MEDICAL DEVICE HAVING AN ADJUSTABLE CARRIER FREQUENCY AND SYSTEM AND METHOD RELATED THEREFORE - A transcutaneous energy transfer system, transcutaneous charging system, external power source, external charger and methods of transcutaneous energy transfer and charging for an implantable medical device and an external power source/charger. The implantable medical device has a secondary coil adapted to be inductively energized by an external primary coil at a carrier frequency. The external power source/charger has a primary coil and circuitry capable of inductively energizing the secondary coil by driving the primary coil at a carrier frequency adjusted to the resonant frequency to match a resonant frequency of the tuned inductive charging circuit, to minimize the impedance of the tuned inductive charging circuit or to increase the efficiency of energy transfer. | 2012-06-07 |
| 20120139486 | SYSTEM FOR EXTENDING THE DRIVING RANGE OF AN ELECTRIC VEHICLE - A system for extending the driving range of an electric vehicle is disclosed. The system may generally include a generator mounted on or within the electric vehicle and configured to generate a DC power output for recharging the batteries of the electric vehicle. The generator may include a controller configured to implement a charging algorithm for controlling the DC power output supplied to the batteries. The charging algorithm may be designed to maintain the batteries below a predetermined state-of-charge corresponding to a transition point in a charging cycle of the batteries between a bulk charging phase and an absorption charging phase. Additionally, the system may include a generator cable configured to electrically connect the generator directly to the batteries. | 2012-06-07 |
| 20120139487 | CHARGING SYSTEM FOR MILD HYBRID VEHICLE - A charging system for a hybrid vehicle which prevents a super capacitor from being reverse charged. In the illustrative charging system a DC-DC converter is connected to the inverter and configured to receive the DC electricity from the inverter and drop voltage. A battery is configured to receive the DC electricity from the DC-DC converter and to be charged by the DC electricity. Finally, a means for preventing reverse charging is mounted on a path between the super capacitor and the battery and is configured to prevent energy from flowing from the battery to the super capacitor. | 2012-06-07 |
| 20120139488 | SYSTEM AND METHOD FOR PROVIDING REACTIVE POWER USING ELECTRIC CAR BATTERY - Provided are a system and a method for providing reactive power using an electric car battery, and more particularly, a system and a method for providing reactive power to a micro-grid using a bidirectional charger that is an electric car battery and an electric car charging device. | 2012-06-07 |
| 20120139489 | METHOD AND DEVICE FOR COMMUNICATION BETWEEN AN ELECTRIC VEHICLE AND A CHARGING STATION - A method is described for communication with an electric vehicle, comprising a generating of a first predetermined DC voltage level on a pilot conductor, a recognition of the existence of an electrical connection to an electric vehicle by means of the detection of a second predetermined DC voltage level on the pilot conductor, a sending out of a trigger signal on the pilot conductor, a detection of a vehicle identification signal on the pilot conductor and an approval of the electricity supply on a power conductor. | 2012-06-07 |
| 20120139490 | VEHICLE AND METHOD OF CONTROLLING VEHICLE - A vehicle externally chargeable with electric power transmitted through a charging cable from an external power supply includes a chargeable power storage device, a charging device and a control device. The charging device supplies charge power to the power storage device using the electric power transmitted from the external power supply. The control device controls the charging device to limit the charge power based on the state of the power transmission path from the external power supply to the charging device. By this configuration, even when an extension cable is added by a user or when a failure occurs in the charging cable and the like, damage to the cable and influences upon surrounding devices due to excessive heat generation at the cable can be suppressed. | 2012-06-07 |
| 20120139491 | Balancing Voltage for a Multi-Cell Battery System - A method for balancing voltage for a multi-cell battery system, in which the battery system includes at least two parallel groups of cells connected in series and in which the parallel group of cells includes at least one battery cell, includes: charging the battery system by keeping the voltage of all parallel groups of cells less than or equal to a second threshold voltage value, while at least the voltage of one group of parallel cells is less than or equal to a first threshold voltage; and while at least the voltage of one group of parallel cells is less than or equal to a second threshold voltage; and while the charging current is above a predefined minimal current. The method further includes measuring the voltage of each parallel group of cells while electrical loads are shut off and dissipating energy in each of the parallel group of cells of the amount that is represented by the voltage difference between the individual parallel group of cells and the parallel group of cells with the lowest voltage. | 2012-06-07 |
| 20120139492 | ENERGY STORAGE APPARATUS - Improved energy storage apparatus that is compact and less expensive is disclosed. High-voltage lines are no longer required, and heat energy can be simply dissipated from each storage module in the apparatus. A switchable inductive balancing element is electrically connected in parallel with each storage cell in each storage module, through which energy or electrical charge can be shifted among the individual storage cells in each storage module using suitably designed magnetic circuits. A power resistor and a module switch are electrically connected in parallel with the series circuit formed by the storage cells in of each storage module and the switchable inductive cell balancing elements in each module are magnetically coupled to a single switchable inductive module balancing element in the module, or each is magnetically coupled to a switchable inductive balancing element of a respective transformer. | 2012-06-07 |
| 20120139493 | CELL BALANCE DEVICE AND BATTERY SYSTEM - Provided are a cell balance device with high cell balance performance and high cell balance speed and requiring no high voltage process, and a battery system including the cell balance devices. The cell balance device includes: three terminals to be connected to secondary batteries; one terminal to be connected to a voltage hold device; three switches provided between the three terminals and the one terminal; and a receiving terminal and a transmitting terminal for a synchronization signal. Alternatively, the cell balance device includes: four terminals to be connected to secondary batteries; two terminals to be connected to a voltage hold device; six switches provided between the four terminals and the two terminals; and a receiving terminal and a transmitting terminal for a synchronization signal. The battery system includes: a plurality of secondary batteries; a plurality of voltage hold devices; a plurality of cell balance devices; and a clock generation circuit. | 2012-06-07 |
| 20120139494 | Battery protection circuit and method of controlling same - A battery protection circuit and a method of controlling the same. The battery protection circuit includes a fuse blowing path connected in parallel to at least a portion of a high-current path between a battery and a terminal unit, the high-current path having a fuse therein, and a fuse current control switch in the fuse blowing path, the fuse current control switch controlling a current flow along the fuse blowing path. The battery protection circuit may completely blow the fuse when a battery malfunctions. | 2012-06-07 |
| 20120139495 | ELECTROCHEMICAL CELL BALANCING CIRCUITS AND METHODS - A system for charging and/or discharging electrochemical cells of a pack that provides power to a load of an apparatus, such as a vehicle. The system can include a circuit coupled to an electrochemical cell of the pack and configured to charge and/or discharge the electrochemical cell at a plurality of times occurring throughout a period in which the apparatus is dormant. The system can have a lower power draw. The system can have automatic timeouts to stop charging and/or discharging the cells when an auxiliary battery is disconnected. | 2012-06-07 |
| 20120139496 | MULTI-MODE CHARGING OF HIERARCHICAL ANODE - One aspect of the present invention provides an electrochemical cell system comprising at least one electrochemical cell configured to be connected to a power supply to recharge the cell. The electrochemical cell system comprises a plurality of electrodes and electrode bodies therein. The electrochemical cell system further comprises a switching system configured to permit modifications of the configuration of anodes and cathodes during charging of the electrochemical cell, and a controller configured to control the switching system. The controller is configured to selectively apply the electrical current to a different number of said electrode bodies based on at least one input parameter so as to adjust a rate and density of the growth of the electrodeposited metal fuel | 2012-06-07 |
| 20120139497 | EQUIPMENT SYSTEM COMPRISING A BATTERY-OPERATED ELECTRICAL DEVICE, A RECHARGEABLE BATTERY UNIT, AND A BATTERY CHARGER - An equipment system includes a battery unit ( | 2012-06-07 |
| 20120139498 | BATTERY POLARITY DETECTION SYSTEM - The battery polarity detection system contains multiple detection terminals, a control unit, and a charging/discharging circuit. Each detection terminal is connected to a terminal of a battery. The control unit has an internal default voltage and is capable of measuring voltage differences between the detection terminals and comparing the voltage differences with the internal default voltage. If a voltage difference between a first detection terminal and a second detection terminal is greater than the internal default voltage, the control unit makes said first detection terminal of a greater voltage connected to a positive terminal of the charging/discharging circuit; and the control unit makes the second detection terminal of zero voltage connected to a negative terminal of the charging/discharging circuit, thereby forming a complete loop. The battery polarity detection system can correctly identify the polarity of a battery, avoiding burning down the battery's control or password IC. | 2012-06-07 |
| 20120139499 | SUPPLY AND DEMAND CONTROL APPARATUS FOR ELECTRIC POWER SYSTEM, AND STORAGE MEDIUM STORING SUPPLY AND DEMAND CONTROL PROGRAM - According to one embodiment, the economical load dispatcher calculates a discharging threshold value and a charging threshold value based on a discharging unit price of and a charging and discharging efficiency of the secondary battery and further calculates output allocations of the generators and secondary battery such that the secondary battery is discharged when incremental fuel costs of the generators are higher than the discharging threshold value, whereas the secondary battery is charged when incremental fuel costs of the generators are lower than the charging threshold value. | 2012-06-07 |
| 20120139500 | METHOD FOR LIMITING BATTERY DISCHARGING CURRENT IN BATTERY CHARGER AND DISCHARGER CIRCUIT - A power supply system includes a rechargeable battery to deliver a supply current to a load and a circuit to limit a discharge current when the rechargeable battery is supplying power to the load. The power supply system may further include an integrator for integrating a discharge voltage representing the discharge current that exceeds a predetermined limit, a pulse-width-modulation (PWM) circuit for producing a control signal having a PWM duty cycle representing the discharge voltage, and a driver circuit for delivering the supply current to said load according to said control signal. In one embodiment, a digital register is used to set the battery discharging current limit, in another embodiment an analog circuit is used to set the battery discharging current limit, and in yet another embodiment or a combination of the digital register and analog circuit is used to set the battery discharging current limit. | 2012-06-07 |
| 20120139501 | Battery With an Integrated Voltage Converter Having a Bypass Circuit - Disclosed is a battery having an internally integrated voltage converter module. The battery includes at least one electrochemical cell having an internal bore, a voltage converter module electrically coupled to the at least one electrochemical cell and disposed within a portion of the internal bore, the voltage converter configured to convert a first voltage produced by the at least one electrochemical cell into a second, different voltage, a set of terminals being electrically coupled to the voltage converter, and a bypass circuit coupled between one of the terminals of the set of terminals and the at least one electrochemical cell to direct charging current applied from an external source to the at least one electrochemical cell. | 2012-06-07 |
