23rd week of 2011 patent applcation highlights part 20 |
Patent application number | Title | Published |
20110133595 | ALTERNATOR AND METHOD OF MANUFACTURING A ROTOR CORE THEREOF - An alternator includes a stator assembly and a rotor assembly. The rotor assembly includes a rotor core having a first core portion and a second core portion. The rotor core is processed by cementation, so that the first core portion has carbon content that gradually decreases from the outer surface toward the central line of the rotor core till reaching a predetermined carbon content. The second core portion has carbon content lower than that of the first core portion. With these arrangements, the alternator can reduce turn-on speed and increase outputs. A method of manufacturing the non-homogenous rotor core of the alternator is also provided. | 2011-06-09 |
20110133596 | Rotor, Axial Gap Type Motor, Method of Driving Motor, and Compressor - A technique of employing a rotor having anti-saliency and being rotatable about a predetermined axis in an axial gap type motor is provided. A plurality of magnets are disposed annularly on a substrate with polarities being symmetric around a shaft hole. For instance, the magnets exhibit N pole and S pole, respectively, on the side of a stator (on this side of sheet of drawing). A plurality of magnetic members are disposed to extend perpendicularly to the direction of a rotation axis, and more specifically, between the magnets. | 2011-06-09 |
20110133597 | ELECTROMECHANICAL SYSTEMS, WAVEGUIDES AND METHODS OF PRODUCTION - A method of producing an electromechanical device includes forming a layer of density-changing material on a substructure, and forming a support layer on at least a portion of the layer of density-changing material. The density-changing material has a first density during the forming the layer and a second density subsequent to the forming the support layer, the second density being greater than the first density such that the layer of density-changing material shrinks in at least one dimension to provide a gap between the layer of density changing material and at least one of the support layer and the substructure. A combined electronic and electromechanical device has a substrate, an electronic circuit formed on the substrate, and an electromechanical system formed on the substrate to provide a combined electronic and electromechanical device on a common substrate. The electromechanical system comprises a structure that is free to move within a gap defined by the electromechanical system. | 2011-06-09 |
20110133598 | ELECTROMECHANICAL TRANSDUCER COMPRISING A POLYURETHANE POLYMER WITH POLYTETRAMETHYLENE GLYCOL ETHER UNITS - The present invention provides an electromechanical transducer comprising a dielectric elastomer with contact by a first electrode and a second electrode, said dielectric elastomer comprising a polyurethane polymer comprising the reaction product of A) a polyisocyanate and/or B) a polyisocyanate prepolymer with C) a compound having at least two isocyanate-reactive groups wherein the polyisocyanate prepolymer B) and/or the compound C) having at least two isocyanate-reactive groups comprise polytetramethylene glycol ether units of the formula (I): | 2011-06-09 |
20110133599 | SURFACE ACOUSTIC WAVE SENSOR - A surface acoustic wave sensor is capable of detecting a specific detection object with high accuracy and is excellent in economy. The surface acoustic wave sensor includes a piezoelectric substrate and a comb shaped electrode disposed on the piezoelectric substrate to detect a specific detection object on the basis of a change in output signal. At least a portion of the comb shaped electrode is electrically conductive and is made of a sensitive material which responds to the above-described specific detection object. | 2011-06-09 |
20110133600 | ELASTIC WAVE DEVICE - An elastic wave device has a low temperature coefficient of frequency (TCF), a low insertion loss, a high electromechanical coupling coefficient (k | 2011-06-09 |
20110133601 | Thin Film Bismuth Iron Oxides Useful for Piezoelectric Devices - The present invention provides for a composition comprising a thin film of BiFeO | 2011-06-09 |
20110133602 | PIEZOELECTRIC MOTOR - Provided is a piezoelectric motor including: a stator which includes first and second faces, wherein a plurality of piezoelectric elements are arranged on the first face, and a plurality of protrusions are formed on the second face; a rotor which is rotated by motions of waves of the stator generated by the piezoelectric elements; and a driver device which applies driving voltages to the piezoelectric elements, wherein polarization directions of the plurality of piezoelectric elements are vertical to a rotary face of the rotor. | 2011-06-09 |
20110133603 | COUPLING PIEZOELECTRIC MATERIAL GENERATED STRESSES TO DEVICES FORMED IN INTEGRATED CIRCUITS - A coupling structure for coupling piezoelectric material generated stresses to an actuated device of an integrated circuit includes a rigid stiffener structure formed around a piezoelectric (PE) material and the actuated device, the actuated device comprising a piezoresistive (PR) material that has an electrical resistance dependent upon an applied pressure thereto; and a soft buffer structure formed around the PE material and PR material, the buffer structure disposed between the PE and PR materials and the stiffener structure, wherein the stiffener structure clamps both the PE and PR materials to a substrate over which the PE and PR materials are formed, and wherein the soft buffer structure permits the PE material freedom to move relative to the PR material, thereby coupling stress generated by an applied voltage to the PE material to the PR material so as change the electrical resistance of the PR material. | 2011-06-09 |
20110133604 | ULTRASONIC DIAGNOSTIC PROBE AND METHOD OF MANUFACTURING THE SAME - An ultrasonic diagnostic probe and a method of manufacturing the same are disclosed. The probe includes a first piezoelectric member having a first thickness, and a second piezoelectric member having a second thickness and stacked on the first piezoelectric member. The method allows the production of several kinds of ultrasonic diagnostic probes, which generate ultrasound waves in different frequency bands, with a single kind of transducer module by changing connection between an external electrode and the electrodes of the probe. | 2011-06-09 |
20110133605 | PIEZOELECTRIC DEVICE - A piezoelectric device includes: a piezoelectric vibrating reed; and a package, wherein the piezoelectric vibrating reed has a vibrating part and first and second supporting arms extending from a base end part, the package has a base, a lid, a cavity defined by the base and the lid, a convex part projecting from the base or the lid into the cavity, a length of the first supporting arm is shorter than a length of the second supporting arm, and the convex part is provided in a range ahead of a leading end of the first vibrating arm in an extension direction of the first supporting arm and at least partially overlapping with the second supporting arm in a length direction of the piezoelectric vibrating reed so as not to overlap with the piezoelectric vibrating reed in a plan view. | 2011-06-09 |
20110133606 | APPARATUS FOR HOLDING PIEZOELECTRIC VIBRATOR - An object is to provide a holding device for a piezoelectric vibrator, which eliminates vibration energy loss and a change in vibration characteristics, and is capable of supplying stable output with high efficiency. The holding device for a piezoelectric vibrator of the present invention includes: a support member ( | 2011-06-09 |
20110133607 | POLYMER ACTUATOR CONTAINING GRAPHENE AND METHOD OF PREPARING THE SAME - A polymer actuator containing graphene and a method of preparing the same are provided. The polymer actuator includes an ion-conductive polymer membrane, a metal electrode disposed on both surfaces of the ion-conductive polymer membrane, and graphene dispersed within the ion-conductive polymer membrane. As the graphene is dispersed within the polymer membrane, reverse ion migration due to an osmotic pressure occurring after solvent migration caused by electrostimulation in operation of the actuator can be prevented, and thus drivability of the polymer actuator can be improved. | 2011-06-09 |
20110133608 | PIEZOELECTRIC CERAMIC AND PIEZOELECTRIC ELEMENT USING THE SAME - Disclosed is a piezoelectric ceramic indicated by the composition formula Bi | 2011-06-09 |
20110133609 | ELECTRIC MOTOR AND ELECTRIC DRIVE UNIT FOR MOTOR VEHICLES - The invention relates to an electric motor for motor vehicles, in particular a direct current low-power electric motor, comprising a housing ( | 2011-06-09 |
20110133610 | ACCESSORY DRIVE SYSTEM AND USE OF AN ELECTROMECHANICAL CONVERTER - The invention relates to an accessory drive system, comprising an electromechanical converter, in particular an electric variable transmission. The converter is provided with a primary shaft having a rotor mounted thereon, a secondary shaft having an interrotor mounted thereon and a stator, fixedly mounted to a housing of the electromechanical converter. Viewed from the primary shaft in radial direction, the rotor, the interrotor and the stator are arranged concentrically relative to each other. Further, one of the primary or the secondary shaft is arranged for coupling with an output shaft of an engine and the other of the primary or the secondary shaft is free of any vehicle drive line and is arranged for coupling to an input shaft of a mechanical accessory unit. | 2011-06-09 |
20110133611 | DENTAL CARE KIT - A dental care storage unit for storing dental hygiene products comprising: a mounting plate, where said mounting provides a means to mount the storage unit; a shelf, where the shelf horizontally extends from the mounting plate; and a plurality of storage compartments extending along the length of the shelf. The plurality of storage compartments may include a compartment for at least a toothpaste dispenser, a toothbrush holder, a mouthwash dispenser, a cup holder and a floss dispenser. The cup holder may be capable of storing and dispensing a plurality of cups. In one exemplary embodiment, the shelf includes a semi-circular configuration. | 2011-06-09 |
20110133612 | PORTABLE ELECTRONIC DEVICE WITH PENDANT MOUNTING STRUCTURE - A portable device comprises a main body, a cover, a pendant mounting structure. The cover is mounted to the main body. The pendant mounting structure is coupled between the main body and the cover, the pendant mounting structure includes a mounting space and a post that engages with the mounting space. When the cover is mounted to the main body, a retaining hole is defined between the mounting space and the post for retaining a hanger element on the device. | 2011-06-09 |
20110133613 | Payment terminal in two portions including an assembling device - The payment terminal includes a casing ( | 2011-06-09 |
20110133614 | DISHWASHER WITH DRAWER ATTACHED TO TUB ROOF - The present invention relates to a dishwasher ( | 2011-06-09 |
20110133615 | Electronic Locking System to Secure Consumable Item in an Image Forming Device and a Method Therefor - An electronic locking system to secure consumable items in an image forming device and a method therefore. In one embodiment of the invention, an electronic locking system to secure media sheets includes a media tray to hold media sheets, a tray receiving member for receiving the media tray, and a controller. The tray receiving member includes a drive device and a plunger. The plunger is moved by the drive device between a locked and an unlocked position. The controller is configured to control the drive device to move the plunger to engage a portion of the media tray in the locked position and to move the plunger to disengage from the portion of the media tray in the unlocked position. The electronic locking system, incorporating the controller, provides an effective and efficient way to lock/unlock the media tray and eliminates the use of mechanical keys. | 2011-06-09 |
20110133616 | Food service bus cart - This Food Service Bus Cart is designed to maneuver around tight space found in most full service and buffet style restaurant. Since space are premium in most restaurant, operators usually try to fit as much seating as possible and turn over these seating as quick as possible to be profitable. Most dine-in customers do not like to see dirty dishes nor do they like to hear the sound of dishes being bussed. This equipment saves a lot of running around and time to turn over a table for next seating. People that dines out wants a clean, quiet and service-oriented environment. The bus cart can handle 3 full dish tray, 4 half size glass tray as well as having the function to hold the necessary equipments needed to turn around a seating area in the least amount of time. The trays are designed to stack on top of one another, using coil springs/gravity to handle the collection of numerous dishware and glassware. The other benefit is avoiding the breaking of dishes to disrupt the guest dinning experience and the loss of revenues by the food service operator. | 2011-06-09 |
20110133617 | DAMPER FOR PARTS OF A FURNITURE FITTING AND/OR FURNITURE PARTS WHICH CAN BE MOVED RELATIVE TO ONE ANOTHER - Furniture fitting with a damper, wherein the damper has a space for accommodating a damping medium, wherein the space is filled substantially completely with a multiplicity of solid particles, and wherein the interspaces remaining between the solid particles are filled substantially completely by a liquid. | 2011-06-09 |
20110133618 | HOUSING FOR AT LEAST PARTIALLY ACCOMMODATING A FURNITURE FITTING - Housing for at least partially accommodating a furniture fitting, wherein the housing is designed such that it can be changed in length along a longitudinal axis (L) of the housing. | 2011-06-09 |
20110133619 | ELECTRONIC DEVICE AND HINGE THEREOF - A hinge comprises a rotatable bracket, a fixed bracket, a torsion spring, a locknut element and a shaft penetrating through the rotatable bracket, the fixed bracket, the spring and the locknut element. The rotatable bracket forms a through hole therein. The hinge further comprises an elastic hook and a driving element. The elastic hook is inserted into the through hole of the rotatable bracket to lock the electronic device when the electronic device is closed. A driving element mounted in the main body receives an operation of the user to push the elastic hook out of the through hole in order to open the electronic device. | 2011-06-09 |
20110133620 | RACK MOUNTED COMPUTER SYSTEM - A rack mounted computer system. In one variation the computer rack is configured for side-by-side placement of computers. In another variation, the computer rack includes flanges for supporting the placement of computer units within the rack. In another variation the computer rack is configured with retaining clips. In yet another variation, the computer rack is configured to receive computers with chassis that are adapted for side-by-side placement. | 2011-06-09 |
20110133621 | ROTATING WHEEL ELECTRODE DEVICE FOR GAS DISCHARGE SOURCES COMPRISING WHEEL COVER FOR HIGH POWER OPERATION - The present invention relates to an electrode device ( | 2011-06-09 |
20110133622 | LED LAMP - An LED lamp includes a heat sink including a supporting plate, a plurality of LEDs mounted on the supporting plate and a plurality of protruding blocks extending upwardly from a top face of the supporting plate. The protruding blocks have inclined faces oriented upwardly and outwardly away from the top face of the supporting plate. The LEDs includes a plurality of first LEDs disposed on a bottom face of the supporting plate and a plurality of second LEDs disposed on the inclined faces of the protruding blocks, whereby at least a portion of light generated from the second LEDs projects towards a lateral side of the LED lamp. | 2011-06-09 |
20110133623 | LIGHT EMITTING DIODE LAMP - A light emitting diode lamp comprises: a heat dissipating assembly including a column unit and a coolant container, the column unit defining opposite first and second fluid passages separated from each other, the coolant container defining a coolant storing space for storing a coolant therein; a heat sink mounted on the heat dissipating assembly and defining a fluid channel therein; a light emitting unit including at least one light emitting diode and mounted on the heat sink; and a coolant driving member. The coolant driving member, the heat sink, the coolant container and the column unit are coupled together so that the coolant driving member drives circulation of the coolant through the first and second fluid passages, the coolant storing space and the fluid channel. | 2011-06-09 |
20110133624 | SHEET AND LIGHT EMITTING APPARATUS - A sheet of the present invention is a sheet which is to be used such that light from a light emitting body impinges on one of surfaces of the sheet and outgoes from the other surface. The other surface of the sheet includes a plurality of minute regions | 2011-06-09 |
20110133625 | SPARK PLUG AND METHOD OF MANUFACTURING THE SAME - A spark plug ( | 2011-06-09 |
20110133626 | SPARK PLUG FOR INTERNAL COMBUSTION ENGINE AND METHOD OF MANUFACTURING THE SAME - A spark plug having sufficient durability for an internal combustion engine is provided by restraining a sharp increase in resistance of a resistor while the size of the spark plug is reduced. The spark plug comprises an insulator having an axial hole, a metallic shell provided on the outer circumference of the insulator, a center electrode inserted into a front end portion of the axial hole, a terminal electrode inserted into a rear end portion of the axial hole, and a ground electrode. A circular columnar resistor is disposed within the axial hole between the center electrode and the terminal electrode, thereby electrically connecting the center electrode and the terminal electrode. The resistor is composed of carbon black serving as a conductive material, a glass powder, and ceramic particles. The ceramic particles have a maximum particle size of 0.5 μm or less. | 2011-06-09 |
20110133627 | Color electronic paper display device and method for manufacturing the same - The present invention provides a color electronic paper display device, which includes: a base; a first colorant disposed on the base; a second colorant disposed on the base, the second colorant having lower reflectance and size lower than those of the first colorant; and an electrode part for applying voltages to the first and second colorants. | 2011-06-09 |
20110133628 | Opto-Electronic Component - An optoelectronic device comprises an organic layer sequence ( | 2011-06-09 |
20110133629 | LI-CONTAINING ALPHA-SIALON-BASED PHOSPHOR, PRODUCTION PROCESS THEREOF, LIGHTING DEVICE AND IMAGE DISPLAY DEVICE - An Li-containing α-sialon-based phosphor represented by the formula (1): Li | 2011-06-09 |
20110133630 | METHOD FOR MANUFACTURING PHOSPHOR AND LIGHT EMITTING DEVICE COMPRISING THE PHOSPHOR - Disclosed is a method for manufacturing a fluorescent material. The method includes:
| 2011-06-09 |
20110133631 | CONVERSION LED - In various embodiments, a conversion LED is provided. The conversion LED may include a chip on which a first layer containing a fluorescent substance is deposited, a second layer containing a second fluorescent substance being deposited on said first layer, wherein the first layer is a potting material in which the first fluorescent substance is dispersed, and wherein the second layer is a solid body, said first layer being provided with a spacer. | 2011-06-09 |
20110133632 | DEUTERATED COMPOUND AS PART OF A COMBINATION OF COMPOUNDS FOR ELECTRONIC APPLICATIONS - This invention relates to at least one deuterated aryl-anthracene compound of a combination useful in electronic applications. It also relates to electronic devices in which the active layer includes two distinct aryl-anthracene acompounds with at least one of the compounds containing some deuteration. | 2011-06-09 |
20110133633 | Organic light emitting diode device - An organic light emitting diode device including a first electrode; a second electrode facing the first electrode; and an emitting layer interposed between the first electrode and the second electrode, wherein the first electrode includes an ytterbium (Yb) alloy represented by the following Chemical Formula 1: | 2011-06-09 |
20110133634 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode display device is disclosed. The device includes: a substrate; a functional layer positioned on the substrate and making constructive interference of transmitted lights; a first electrode positioned on the functional layer; an organic emission layer positioned on the first electrode; and a second electrode positioned on the organic emission layer. | 2011-06-09 |
20110133635 | Display Device and Method of Fabricating the Display Device - In an EL element having an anode, an insulating film (bump) formed on the anode, and an EL film and a cathode formed on the insulating film, each of a bottom end portion and a top end portion of the insulating film is formed so as to have a curved surface. The taper angle of a central portion of the insulating film is set within the range from 35° to 70°, thereby preventing the gradient of the film forming surface on which the EL film and the cathode are to be formed from being abruptly changed. On the thus-formed film forming surface, the EL film and the cathode can be formed so as to be uniform in thickness, so that occurrence of discontinuity in each of EL film and the cathode is prevented. | 2011-06-09 |
20110133636 | DISPLAY DEVICE AND METHOD OF MANUFACTURING SAME - A display device capable of early finding a sign such as misregistration or width variation of an emission layer formed by a layer transfer method, and a manufacturing method of the same are provided. In an inspection region | 2011-06-09 |
20110133637 | ORGANIC ELECTROLUMINESCENT PANEL, ORGANIC ELECTROLUMINESCENT DISPLAY, ORGANIC ELECTROLUMINESCENT LIGHTING DEVICE, AND PRODUCTION METHODS THEREOF - The present invention provides an organic EL panel, an organic EL display, and an organic EL lighting device, which are capable of simultaneously producing a plurality of organic EL panels with a narrow frame region and high reliability, and also provides production methods thereof. The organic electroluminescent panel of the present invention comprises: an element substrate in which an organic electroluminescent element and a terminal region are formed; a sealing member that covers the organic electroluminescent element; a sealing substrate attached to the element substrate with the sealing member interposed therebetween; and a first spacer disposed only in a region between the organic electroluminescent element and the terminal region. | 2011-06-09 |
20110133638 | METAL HALIDE LAMP - The invention provides a metal halide lamp comprising a ceramic discharge vessel. The discharge vessel encloses a discharge space which accommodates two electrodes and contains a salt filling. The salt filling comprises sodium iodide, thallium iodide, calcium iodide, cerium iodide, and barium iodide as a colorpoint stabilizing additive. The salt filling comprises calcium iodide and thallium iodide, and substantially no sodium iodide. The salt filling further comprises mercury iodide. | 2011-06-09 |
20110133639 | PLASMA DISPLAY PANEL - A plasma display panel (PDP) featuring the display performance of high definition display and a high brightness, and yet, a lower power consumption is disclosed. A front panel of this PDP includes display electrodes formed on a front glass substrate, a dielectric layer covering the display electrodes, and a protective layer formed on the dielectric layer. A rear panel of this PDP includes address electrodes formed along a direction intersecting with the display electrodes, and barrier ribs. The front panel and the rear panel confront each other to form a discharge space which is filled with discharge gas and is portioned by the barrier ribs. The protective layer is formed of a metal oxide made of MgO and CaO. X-ray diffraction analysis on the surface of the protective layer finds that the metal oxide has a peak between a diffraction angle where a peak of MgO occurs and a diffraction angle where a peak of CaO occurs along an identical orientation of the MgO peak. | 2011-06-09 |
20110133640 | Plasma display panel including EMI filter, and/or method of making the same - A plasma display panel (PDP) includes a frameless EMI filter supported by a glass substrate for blocking/shielding substantial amounts of electromagnetic waves, with the filter being supported by a side of the substrate opposite a viewer. In certain example embodiments, the PDP filter includes a transparent conductive coating (TCC) for electromagnetic interference (EMI) and near infrared (NIR) blocking without the need for a conductive, peripheral buss bar. Additionally, in certain example embodiments, the need for a conductive frame is reduced or eliminated. The filter has high visible transmission, and is capable of blocking/shielding electromagnetic waves. | 2011-06-09 |
20110133641 | ELECTRODE DEVICE FOR GAS DISCHARGE SOURCES AND METHOD OF OPERATING A GAS DISCHARGE SOURCE HAVING THIS ELECTRODE DEVICE - The present invention relates to an electrode device for gas discharge sources, a gas discharge source comprising such an electrode device and to a method of operating the gas discharge source. The electrode device comprises an electrode wheel ( | 2011-06-09 |
20110133642 | VOLTAGE-LIMITING AND REVERSE POLARITY SERIES TYPE LED DEVICE - The present invention provides LEDs and zener diodes that are homopolar and connected in parallel to constitute the first set of LED and zener diode and a second set of LED and zener diode; the first LED and zener diode set and the second LED and zener diode assume a reverse polarity series connection to constitute the tandem LED device with voltage limited and reverse polarity; through the selection of connecting pins, it is used on direct current power source or alternating current power source which is its characteristics. | 2011-06-09 |
20110133643 | LED SPOTLIGHTS - An LED spotlight includes a light body, a base securely fixed to the light body, and a light cover fixedly connected to the light body. A power supply is disposed on an inside of the base. The light body includes a dissipating heat body firmly connected to the base, a dissipating heat base plate displaced on the dissipating heat body and coupled to the power supply, a plurality of LED lamps fixedly connected to the dissipating heat base plate, and an insulation lamp cup made of glass or transparent plastic disposed over the LED lamps. The lamp cup is provided with at least one lens or reflective bowl, and the lamp cup is integrated with the at least one lens or reflective bowl. The LED spotlight in accordance with the present invention has a simple structure and a low cost, and is safe to use. | 2011-06-09 |
20110133644 | SCALABLE POWER DISTRIBUTOR - The invention relates to an elongated power distributor ( | 2011-06-09 |
20110133645 | CIRCUITS AND METHODS FOR POWERING LIGHT SOURCE WITH BALANCED CURRENTS - A light source driving circuit for powering multiple light sources in a vehicle includes multiple current limiters and a balance controller. The current limiters are coupled to the light sources for adjusting currents of the light sources respectively. The balance controller coupled to the current limiters can control the current limiters such that a current flowing through each of the light sources is substantially the same as a first target current. Moreover, the balance controller can control the current limiters in response to a brake of the vehicle such that a current flowing through each of the light sources is substantially the same as a second target current. | 2011-06-09 |
20110133646 | LIGHT IRRADIATION CONTROL SYSTEM FOR VEHICLE LAMP - A light irradiation control system for a vehicle lamp includes a control unit configured to provide control signals for controlling light irradiation of the vehicle lamp based on detection signals detected by sensors. Actuator units are configured to control the light irradiation of the vehicle lamp based on the control signals. The control unit includes a body-side control unit and a lamp-side control unit. The body-side control unit is configured to perform signal processing on the detection signals and to provide the signal-processed signals to a common bus as common data. The lamp-side control unit, which is mounted in at least some of the actuator units, is connected to the common bus to provide the control signals based on the common data provided to the common bus. | 2011-06-09 |
20110133647 | METHOD AND APPARATUS FOR PROVIDING HIGH BEAM IN LED HEADLAMP - A method for selectively providing a low beam state and a high beam state of an LED headlamp, may include driving an engine of a vehicle, switching on a multi-function switch to turn on at least a second LED module to emit a high beam after driving the engine to perform the high beam state of the LED headlamp, and converting a low beam state of at least a first LED module into a high beam state to perform the high beam state of the LED headlamp. | 2011-06-09 |
20110133648 | Toilet Illumination Apparatus - A self contained lightweight device for providing night time illumination into a toilet bowl consists of an LED powered by internal battery enclosed in a small plastic housing. The device is designed to attach to the top of the bowl and beneath the toilet seat so that when the seat is lifted the light turns on. The light goes out when the seat is returned to the closed position or after a predetermined amount of time. | 2011-06-09 |
20110133649 | MECHANISMS FOR LIGHT MANAGEMENT - Mechanisms for light management include a light emitting diode (LED) light bulb. The LED light bulb includes multiple light emitting diodes (LEDs) configured for illumination in the LED light bulb and includes a battery. A base is configured to fit a standard socket designed for an incandescent light bulb, and the base is configured to operatively connect to an electrical power source. A module is operative to detect a residual voltage of the power source when a control for powering the LED light bulb is powered off. The module is configured to determine that a power outage occurred and operative to switch to battery power from the battery in response to not detecting the residual voltage of the power source. | 2011-06-09 |
20110133650 | APPARATUS FOR GENERATING PLASMA - An apparatus for generating plasma is provided. The apparatus may include a vacuum chamber and a plasma source part. The plasma source part may include a dielectric part, an upper electrode, and an inductive coil. The dielectric part may be installed to protrude upward along a circumference of a through-hole provided at a top of the vacuum chamber. The upper electrode may be coupled to seal an opened top of the dielectric part. The inductive coil may spirally extend along an outer circumference surface of the dielectric part. | 2011-06-09 |
20110133651 | Methods And Apparatus For Generating Strongly-Ionized Plasmas With Ionizational Instabilities - A plasma generator includes a chamber for confining a feed gas. An anode is positioned inside the chamber. A cathode assembly is positioned adjacent to the anode inside the chamber. A pulsed power supply comprising at least two solid state switches and having an output that is electrically connected between the anode and the cathode assembly generates voltage micropulses. A pulse width and a duty cycle of the voltage micropulses are generated using a voltage waveform comprising voltage oscillation having amplitudes and frequencies that generate a strongly ionized plasma. | 2011-06-09 |
20110133652 | Light emitting diode lamp having replaceable light source module - The present invention is a LED lamp, which comprises an insulation body having a first end electrically installed onto a lamp holder and a second end electrically connected to the first end, a heat dissipation element sleeved on the insulation body, and a light source module electrically and movably connected to the second end, wherein the light source module includes at least one LED, each of the LED is electrically mounted on a lower surface of a printed circuit board, and a lower surface and a upper surface of a heat dissipation plate are connected to an upper surface of the printed circuit board and a lower surface of the heat dissipation element respectively. Since the light source module is electrically and movably connected to the second end, a user can replace the light source module without replacing the whole LED lamp when the light source module is damaged, | 2011-06-09 |
20110133653 | ULTRASONIC LAMP AND CONTROL METHOD THEREOF - An ultrasonic lamp control method is provided. The control method includes the following steps. The ultrasonic lamp emits a first burst, and detects whether a first echo is received within a fixed period of time after the emission of the first burst. If the first echo is received within the fixed period of time, then the ultrasonic lamp neglects the first echo and emits a second burst. The ultrasonic lamp detects whether a second echo is received within the fixed period of time after the emission of the second burst. If the second echo is received within the fixed period of time, then the ultrasonic lamp enters a control mode. | 2011-06-09 |
20110133654 | TUNABLE COLOUR LED MODULE - A tunable colour LED module comprises at least two sub-modules, each comprising an LED ( | 2011-06-09 |
20110133655 | AUTONOMOUS GRID SHIFTING LIGHTING DEVICE - In embodiments of the present invention improved capabilities are described for autonomous shifting of at least a portion of a lighting load off an energy distribution grid, comprising electrically connecting a lighting device to the energy distribution grid; causing the lighting device to interpret information obtained from an information source proximate the lighting device; and causing the lighting device to select from at least two different power sources based on the interpretation, where selecting may include a sharing of the load between the two different power sources, and where one power source may be the energy distribution grid. | 2011-06-09 |
20110133656 | INTENSITY BALANCE FOR MULTIPLE LAMPS - A compensation system includes first and second sensors to determine the intensities of first and second fluorescent lamps, a compensator to control the intensity of the first lamp, and a controller to adjust the intensity of the first lamp to about the same intensity as the second lamp. The lamps may be coupled in series, and the compensator may be arranged to divert current around or way from one of the lamps. | 2011-06-09 |
20110133657 | LIGHT EMITTING DEVICE DRIVER CIRCUIT AND METHOD FOR DRIVING LIGHT EMITTING DEVICE - The present invention discloses a light emitting device driver circuit and a method for driving a light emitting device. In the present invention, the secondary windings of a transformer provide positive and negative secondary voltages, so as to generate positive and negative output voltages. A light emitting device circuit is coupled between the positive and negative output voltages. As such, the specification to withstand high voltage for a device in the circuit is reduced. | 2011-06-09 |
20110133658 | Illumination Device Comprising Multiple LEDs - A light generating device ( | 2011-06-09 |
20110133659 | Power Source Control Method for a Multi-module LED Circuit and Related Control Device and LED Circuit - A power source control method for a multi-module light-emitting diode (LED) circuit includes detecting a signal characteristics value according to a plurality of switching signals, being used for controlling the conduction of currents in the plurality of lighting modules, comparing the signal characteristics value with a pre-determined value to generate a comparing result, and outputting the comparing result to an external power supply device, such that the external power supply device can adjust the voltage level of an input voltage of the multi-module LED circuit according to the comparing result. | 2011-06-09 |
20110133660 | LIGHT EMITTING DEVICE, LIGHTING DEVICE, LIGHTING SYSTEM, LIGHT EMITTING DIODE CIRCUIT, MOUNTING SUBSTRATE, AND LIGHT EMITTING METHOD FOR LIGHT EMITTING DIODE - A lighting system includes: plural light emitting chips ( | 2011-06-09 |
20110133661 | POWER SUPPLY SYSTEMS WITH CONTROLLABLE POWER - A power supply system includes a power converter, a switch, and a controller. The power converter is operable for providing power to a load. The switch is coupled to the power converter and is operable for adjusting the power to the load. The switch has a gate, a source and a drain. The controller is coupled to the switch and is operable for controlling a state of the switch. The controller has a first control terminal for providing a gate voltage to the gate of the switch, a second control terminal for providing a source voltage to the source of the switch, and an input terminal for receiving a supply voltage via the source of the switch. The controller is also operable for limiting the supply voltage within a predetermined maximum level by regulating the gate voltage to a preset level. | 2011-06-09 |
20110133662 | CIRCUITS AND METHODS FOR DRIVING LIGHT SOURCES - A driving circuit includes a first inductor coupled in series with a light source for providing power to the light source. A controller coupled to the first inductor can control a switch coupled to the first inductor, thereby controlling a current flowing through the first inductor. A current sensor coupled to the first inductor can provide a first signal indicative of the current flowing through the first inductor, regardless of whether the switch is on or off. The switch is controlled according to the first signal. A second inductor magnetically coupled to the first inductor is also electrically coupled to the first inductor via a common node between the switch and the first inductor for providing a reference ground for the controller. The reference ground is different from the ground of the driving circuit. | 2011-06-09 |
20110133663 | HIGH-PRESSURE DISCHARGE LAMP - A high-pressure discharge lamp, which has no electrodes and is excited by means of high-frequency electromagnetic waves, may include an ceramic elongated discharge vessel, which has an axis, where the discharge vessel has a filling that forms a plasma, when radio frequency power (RF) is coupled into the filling from the base body, where the filling comprises a gas and at least one metal halide, where a circuit for operation of the lamp is coordinated, which provides RF power, so that the coupled-in RF power vaporizes the metal halide, which leads to light emission, wherein the discharge vessel is specially designed for operation with acoustic modulation control of the plasma flow, wherein the discharge vessel is divided into a central part with at least approximately constant internal diameter and two ends, whose internal diameter reduces towards the end. | 2011-06-09 |
20110133664 | Transition Mode Commutation For Inverter - A driver circuit includes a plurality of switches, forming two switching legs, each of at least two switches and connected between two DC voltage buses. The switches are matched to form diagonal pairs. The driver circuit also includes a load circuit connecting the legs, with a first inductor connected between one leg's switches, and a second inductor connected between the other leg's switches, and lamp terminals between the inductors and in series with the second inductor. The driver circuit also includes a capacitor in parallel with the series-connected lamp terminals and the second inductor, and a control circuit connected to the plurality of switches. During a commutation period, a diagonal pair operates in a non-conductive state and the other in a conductive state, until a current through the first inductor reaches a predefined value. Then the other operates in a non-conductive state until the current through the first inductor reaches zero. | 2011-06-09 |
20110133665 | LUMINANCE ADJUSTING DEVICE - A luminance adjusting device for an illuminator utilizes a circuitry to control the brightness of the illuminator, wherein power is stored in a power storage through a step-down circuit. The illuminator has a preset brightness. The preset brightness is done by the calculating processor to run according to an analyzed data received from a sampling frequency circuit to control a pulse modulator for driving the illuminator to emit light. The power switch is turned off and on again shortly, which triggers the calculating processor to control the pulse modular to drive the illuminator to change the preset brightness, so that the brightness of the illuminator is controlled by the time differentials of the power switch's on and off. | 2011-06-09 |
20110133666 | DISPLAY, METHOD OF MANUFACTURING DISPLAY AND ELECTRONIC DEVICE - A display including a light-emitting element is provided. The light-emitting element includes a lower display electrode, an organic layer including a light-emitting layer, and an upper display electrode, wherein the lower display electrode is formed in a source-drain electrode layer or a gate electrode layer. A method of manufacture and an electronic device including the display are also provided. | 2011-06-09 |
20110133667 | CONTROL BOX FOR A CHRISTMAS LIGHT STRING - A control box for a Christmas light string is connected between a plug and a light string. The control box has a harmonic reducing element, an AC/DC converting circuit, a driving circuit and multiple switches. The AC/DC converting circuit converts AC power to DC power. The driving circuit outputs controls signals to turn on or off the switches, whereby light units of the light string are correspondingly activated or deactivated by the switches. The harmonic reducing element is connected between the plug and the AC/DC converting circuit to reduce or eliminate harmonics resulted from the operations of the switches. Therefore, the AC power input to the control box is prevented form being interfered by the harmonics to ensure the light string operates normally. | 2011-06-09 |
20110133668 | SOLID STATE LIGHTING SYSTEM - A solid state lighting system includes an electronic driver having a power input configured to receive power from a power source and the electronic driver having a power output. The electronic driver controls the power supply to the power output according to a control protocol, and the electronic driver has at least one expansion port having a separable interface. The system also includes a light emitting diode (LED) subassembly having an LED board having at least one LED that receives power from the power output of the electronic driver to power the LED. The system further includes a first expansion module configured to be coupled to the at least one expansion port of the electronic driver having a first functionality affecting the control protocol, and a second expansion module configured to be coupled to the at least one expansion port of the electronic driver having a second functionality affecting the control protocol. The first and second expansion modules are selectively coupled to the at least one expansion port to change the control protocol. | 2011-06-09 |
20110133669 | LIGHT EMITTING DIODE DRIVING DEVICE - A light emitting diode (LED) driving device for driving a plurality of LED strings includes a power stage circuit, a plurality of fly-back transformers, and a controller circuit. The power stage circuit outputs direct current (DC) voltage signals. Each of the plurality of fly-back transformers includes a primary winding connected to the power stage circuit and a secondary winding connected to a diode and one of the plurality of LED strings to form a series loop. The controller circuit controls the plurality of fly-back transformers to synchronously work in a discontinuous current mode to make the plurality of LED strings have the same current. | 2011-06-09 |
20110133670 | Street lamp capable of adjusting illuminating range thereof and having LEDs as light source - A street lamp capable of adjusting illuminating range thereof and having LEDs as its light source is provided. The street lamp comprises: a main supporting member; a substrate, one end of the substrate being pivotally fixed to the main supporting member by a first fastening member, and an LED light source being provided on the surface opposite to the main supporting member; and an adjusting member provided between the main supporting member and the substrate, one end of the adjusting member being pivotally fixed to the main supporting member by a second fastening member, wherein a fixing member for adjusting the angle of the substrate to adjust the illuminating angle is provided between the substrate and the adjusting member when the first fastening member and the second fastening member are pivotally movable. | 2011-06-09 |
20110133671 | TRACK LIGHTING SYSTEM CURRENT LIMITING DEVICE - A current limiting system in accordance with the present invention comprises an accessory or canopy mount device that is permanently installed between a source of electrical power | 2011-06-09 |
20110133672 | LIGHTING DEVICE WITH DYNAMIC LIGHT EFFECTS - The invention provides a lighting device comprising a housing. The housing comprises visible-light sources ( | 2011-06-09 |
20110133673 | LED DRIVING CIRCUIT HAVING ERROR DETECTION FUNCTION - There is provided an LED driving circuit. An LED driving circuit according to an aspect of the invention may include: a shift register separating dimming data and control data from serial peripheral interface (SPI) data and outputting the dimming data and the control data in predetermine data units; a scan register generating scan data according to the control data from the shift register; a first error detection unit detecting an error in the dimming data from the shift register; a second error detection unit detecting an error in the scan data from the scan register; and a logic operation unit performing an OR operation on an output signal from the first error detection unit and an output signal from the second error detection unit. | 2011-06-09 |
20110133674 | BACKLIGHT UNIT FOR DISPLAY DEVICE - The present disclosure relates to a backlight unit for flat panel display device. The backlight unit according to the present disclosure comprises: a plurality of light sources; a cover bottom housing the plurality of light source; a PCB attached at outer surface of the cover bottom; an LED installed at back side of the PCB; and an LED hole formed at the cover bottom and introducing a light from the LED to the light sources. Supplying photoelectrons to all fluorescent light sources of the direct type backlight unit with an LED, the fluorescent light sources have an enhanced initial lighting property and can be turned on quickly without a time delay. | 2011-06-09 |
20110133675 | ILLUMINATION DEVICE - An illumination device suitable for attachment to factory remote controls, wherein the illumination device further comprises a locator accessory. | 2011-06-09 |
20110133676 | CONDUCTIVE POLYMER ACTUATOR DEVICE, CONDUCTIVE POLYMER ACTUATOR CONTROL DEVICE AND CONTROL METHOD - An actuator is provided with a conductive polymer film portion, an electrode, and an electrolyte portion, and by detecting a waveform of a current that flows upon application of a voltage between the conductive polymer film portion and the electrode, a displacement amount of the actuator is detected so that based on the displacement amount thus detected, a voltage is applied to the conductive polymer film portion so that the displacement amount of the actuator is adjusted. | 2011-06-09 |
20110133677 | Circuit Arrangement for an Electric Drive - A circuit arrangement is provided for supplying an electric drive, to which at least two electric energy sources can be connected. At least one of the at least two electric energy sources supplies at least intermittently the electric drive by way of at least one actuating element. At least one electric energy source can be disconnected from the electric drive by way of a switch. Furthermore, a method for operating the circuit arrangement, as well as a motor vehicle including the circuit arrangement, are provided. | 2011-06-09 |
20110133678 | MOTOR CONTROL DEVICE, MOTOR DRIVE SYSTEM AND INVERTER CONTROL DEVICE - An inverter control device includes a phase current detection unit which is connected to a current sensor. The current sensor detects current flowing between a three-phase inverter which converts a DC voltage into AC three-phase voltages and a DC power supply which outputs the DC voltage, and the phase current detection unit detects phase current flowing in each phase of the inverter from a result of detection by the current sensor, so as to control the inverter on the basis of a result of detection by the phase current detection unit. The phase current detection unit includes an estimation block which estimates phase current of an intermediate voltage phase or current corresponding to the phase current of the intermediate voltage phase as a first estimated current, and estimates phase current of a maximum voltage phase or phase current of a minimum voltage phase using the first estimated current so that each phase current can be detected. | 2011-06-09 |
20110133679 | TWO-PHASE BLDC MOTOR - A two-phase BLDC motor comprises a stator and a rotor. The stator has a stator core and a two-phase winding wound on the stator core. The stator core comprises a plurality of teeth with slots formed between adjacent teeth. The rotor rotor has a plurality of magnetic poles formed by at least one permanent magnet. The windings are received in corresponding slots in such a way that each winding spans multiple teeth and the direction of current flowing through the windings in any one slot at any one time is the same. | 2011-06-09 |
20110133680 | FAN SPEED CONTROL METHOD - The invention relates to a method of control fan speed in a fan speed control system having a cooling fan driven by a motor, a motor driver for driving the motor at a speed corresponding to a fan speed control signal, and an electronic control unit (ECU) for generating the fan speed control signal. The method includes generating a fan speed control signal and communicating the fan speed control signal to the motor driver so that the motor driver drives the motor at a speed corresponding to the fan speed control signal. If the fan speed control signal is at a level below a noisy fan speed range, then the ECU maintains the fan speed control signal below the noisy fan speed range until the ECU commands a fan speed above the noisy fan speed range. If the fan speed control signal is at a level above the noisy fan speed range, then the ECU maintains the fan speed control signal at a level above the noisy fan speed range until the ECU commands a fan speed below the noisy fan speed range. The method may also include generating a minimum fan speed control signal so that the motor driver drives the motor at a lowest speed that will allow the cooling fan to provide a desired cooling effect. | 2011-06-09 |
20110133681 | SERVOMOTOR CONTROL SYSTEM ENABLING HIGH-SPEED OSCILLATING MOTION TO BE HIGHLY PRECISE - A servomotor control system that includes a numerical control unit and servo control unit enables the use of learning control based on an angle synchronization method in high-speed oscillating motion performed by, for example, a jig grinder. The numerical control unit calculates a reference angle θ(=ωt), and also calculates a cyclic oscillation command F(t) according to the reference angle θ and a machining condition (angular velocity ω). The servo control unit calculates a difference between the value in the oscillation command F(t) and the position of the servomotor (positional difference ε) at intervals of a predetermined cycle, and performs learning control according to the reference angle θ, oscillation command F(t), and positional difference ε. | 2011-06-09 |
20110133682 | METHOD AND DEVICE FOR DETECTING STEP LOSSES OF A STEP MOTOR - For activating a stepper motor, a pulse-width modulated current is supplied to a coil of the stepper motor and it is determined whether the current flowing through the stepper motor, based on a default value, lies within a current bandwidth defined by an upper switching threshold and a lower switching threshold. The current supply to the coil is switched on when the detected current has dropped to the lower threshold and is switched off when the detected current has risen to the upper threshold. In order to detect a step loss, the signal form of the current or its change, respectively, is analyzed and deviations from desired values or desired value ranges, respectively, which have been caused by step losses, are detected. The determination of the signal form of the current or its change, respectively, may occur indirectly by analyzing a corresponding control signal. | 2011-06-09 |
20110133683 | PACKAGE FOIL FOR WIND TURBINE COMPONENTS, METHOD FOR PACKAGING A WIND TURBINE COMPONENT, AND WIND TURBINE COMPONENT ASSEMBLY - The present disclosure relates to a package foil for a wind turbine component, the wind turbine component including a battery, wherein the package foil includes at least one photovoltaic cell. Further, the present disclosure relates to a wind turbine component assembly, including a wind turbine component including a battery, package foil covering the wind turbine component, at least one photovoltaic cell, the at least one photovoltaic cell being connectable or being electrically connected to the battery of the wind turbine component for recharging the battery. Additionally, the present disclosure relates to a method for packaging a wind turbine component, the wind turbine component including a battery, including Establishing an electrical connection between the at least one photovoltaic cell and the battery; and packaging the wind turbine component with a package foil, the package foil including at least one photovoltaic cell. | 2011-06-09 |
20110133684 | Electric Gas Stations Having Range Extension and Grid Balancing - A system includes a plurality of rechargeable batteries, a housing in form of a storage facility configured to house the plurality of rechargeable batteries, and a bi-directional charger coupled to a power grid at one end and coupled to the plurality of rechargeable batteries at another end, and configured to charge the plurality of rechargeable batteries. | 2011-06-09 |
20110133685 | CLASSIFIED SOLAR CHARGING METHOD - A classified solar charging method defines four magnitude classes of charging current in accordance with a combination selected from four magnitude classes of power production of a solar cell and four magnitude classes of capacity of each rechargeable battery of a rechargeable battery pack. In addition to the optimal charging current, the method simultaneously takes an operating temperature of the rechargeable battery into account upon using the solar cell to store energy in the rechargeable battery. Accordingly, the present invention can selectively charge overall, partial or single rechargeable battery based on the power production of the solar cell and the capacity of the rechargeable battery to enhance a charging efficiency and reduce a charging time. | 2011-06-09 |
20110133686 | BATTERY DEVICE - A battery device for a notebook computer includes a control circuit, a rechargeable battery unit, and a fuel cell unit. The control circuit includes a transmission interface adapted to be electrically connected to the notebook computer. The rechargeable battery unit is electrically connected to the control circuit and includes a plurality of battery cells. The fuel cell unit is electrically connected to the control circuit. A volume of the fuel cell unit is substantially integral multiple of a volume of the battery cell. | 2011-06-09 |
20110133687 | MOBILE TERMINAL AND METHOD FOR CONTROLLING CHARGING THEREOF - A mobile terminal and a method for controlling charging thereof are disclosed. The mobile terminal sets a partial region of a transparent display unit to an opaque region and the other region to a transparent region if a charging command signal is received, and performs information display operation on the opaque region and solar light transmittive operation for charging using the solar battery on the transparent region. | 2011-06-09 |
20110133688 | BATTERY CONTROL SYSTEM, BATTERY CONTROLLER, BATTERY CONTROL METHOD AND PROGRAM - Provided is a battery control system including a power generation unit that generates electric power from renewable energy as an energy source, a battery storing the electric power, a power generation amount estimation unit that estimates a generation amount of electric power generated by the power generation unit, based on estimation information in which a renewable energy amount available to the power generation unit is estimated, a power consumption amount estimation unit that estimates power consumption, a determination unit that determinates whether or not electric power is to be stored in the battery, based on a storage amount of the battery, the generation amount of electric power and the amount of power consumption, and a power acquisition unit that acquires electric power to be stored in the battery, when, as a result of determination by the determination unit, electric power is to be stored in the battery. | 2011-06-09 |
20110133689 | SOLAR-POWERED BATTERY CHARGING STATION - The present invention provides an apparatus which is capable of efficiently utilizing electricity stored in a rechargeable battery unit, e.g. during the nighttime, thereby charging an increased number of electric vehicles, etc. The apparatus according to the present invention includes: a roof member supported by supporting poles; photovoltaic modules provided on the roof member; a rechargeable battery unit which stores electricity generated by the photovoltaic modules; charging units which supply charging electricity to vehicles; LED lighting elements which has high-luminosity LED lighting elements and low-luminosity LED lighting elements lit with electricity from the rechargeable battery unit; and a control unit which detects the vehicles and controls turning ON and OFF of the lighting appliances based on the detection. | 2011-06-09 |
20110133690 | Cell Management System - A powered system has a charging system and a controller arrangement. The charging system is capable of recharging the multi-cell power supply for the system and the controller arrangement enables selection between alternative modes of operation of the system. The charging system is arranged to operate in different regimes in which a target charging voltage across one or more cells or batteries is set to a different level dependent upon the selected mode of operation. There is provided a mode for optimising the battery management for maximum range or, alternatively, a mode for extending charge and discharge cycle life of the multi-cell power supply. There is also a storage mode where the target voltage is set to a minimum value. | 2011-06-09 |
20110133691 | Wireless Galvanic Charging Device,Method of Operation Thereof and Mobile Electric Device to be Charged - A wireless charging device ( | 2011-06-09 |
20110133692 | PRIMARY COIL RAISING TYPE NON-CONTACT CHARGING SYSTEM WITH ELEVATING-TYPE PRIMARY COIL - The present invention provides a non-contact charging system with an elevating-type primary coil, which is convenient to align the position of a primary coil and a second coil and is energy-saving. | 2011-06-09 |
20110133693 | METHOD AND APPARATUS FOR ELECTRIC VEHICLE CHARGING STATION LOAD MANAGEMENT IN A RESIDENCE - An electric vehicle charging station that is installed in a residence is coupled with a main circuit breaker in an electrical service panel. The charging station includes a charging point connection that couples an electric vehicle to a set of service drop power lines that provide electricity from a power grid to the residence; a current control device coupled to control the amount of electric current that can be drawn from the set of service drop power lines by an the electric vehicle through the charging point connection; a receiver to receive energy readings from one or more current monitors that indicate an amount of current is being drawn from the set of service drop power lines; and a set of control modules to cause the current control device to control the amount of current that can be drawn by the electric vehicle through the charging point connection based on the received energy readings to avoid tripping the main circuit breaker. | 2011-06-09 |
20110133694 | METHOD FOR CONTROLLING CHARGING VOLTAGE OF 12V AUXILIARY BATTERY FOR HYBRID VEHICLE - The present invention provides a method for controlling a charging voltage of a 12V auxiliary battery for a hybrid vehicle, which can (1) improve charging efficiency of an auxiliary battery by increasing the output voltage of a DC-DC converter during cold start when the outside air temperature is low, (2) improve the charging efficiency of the auxiliary battery by increasing or decreasing the output power of the DC-DC converter according to the state of charge of the auxiliary battery and by increasing the output voltage of the DC-DC converter when many electrical loads are turned on, and (3) allow the DC-DC converter to provide continuous power supply for charging the auxiliary battery by turning on a main switch disposed between a high voltage battery and the DC-DC converter based on a reverse power conversion operation of the DC-DC converter even in the case where the voltage of the auxiliary battery falls below 9V. | 2011-06-09 |