28th week of 2009 patent applcation highlights part 15 |
Patent application number | Title | Published |
20090174258 | Built-in uninterruptible power supply system and electronic device using the same - A built-in uninterruptible power supply system and an electronic device using the same are provided. The built-in uninterruptible power supply system supplies power to an electronic component of an electronic device. The built-in uninterruptible power supply system includes a power supply, a power storage, a power supply switch and a power display. The power supply switch electrically couples the power supply with the power storage. The power supply switch switches to transmit a first power or a second power to the electronic component. The power display is disposed in the casing and electrically coupled with the power storage for displaying a storage power of the power storage. When the external power source stops supplying power to the power supply, the power supply switch switches to transmit the second power from the power storage to the electronic component. | 2009-07-09 |
20090174259 | Natural Energy Power Supplying Apparatus - A natural energy power supplying apparatus includes an AC power supply, an inverter, a UPS control circuit, a discharging control circuit, a battery, an electromagnetic switch, a natural energy power supply (NEPS) and a charging control circuit. The inverter is connected to the AC power supply in parallel for converting DC power to AC power. The UPS control circuit is connected to the AC power supply for converting between an AC power and a DC power. The discharging control circuit is connected to the UPS control circuit. The battery is connected to the UPS control circuit and the discharging control circuit respectively. The electromagnetic switch, having multiple normally open switches and multiple normally closed switches, is connected to the AC power supply. The NEPS is connected to the inverter by the normally open switches. The charging control circuit is connected to the NEPS by the normally closed switches, to the battery, to the discharging control circuit, and to the UPS control circuit. | 2009-07-09 |
20090174260 | UPS System having a Function of Parallel Operation - A UPS system includes one or more UPS units with identical or different capacities. A control circuit, used to control a DC/AC inverter of the UPS unit, includes a voltage feedback control circuit and a current feedforward control circuit. The voltage feedback control circuit is used to control the amplitude and the waveform of load voltage. The current feedforward control circuit is used to operate the DC/AC inverter of the UPS unit as a virtual fundamental resistor and a virtual harmonic resistor which are serially connected to an output terminal of the DC/AC inverter such that each UPS unit can be distributed to provide an output current according to the capacity ratio of the UPS system. | 2009-07-09 |
20090174261 | REDUNDANT POWER SUPPLY SYSTEM - An exemplary redundant power supply system includes a first power supply, a second power supply, a first sensor, a control circuit, and a relay switch. The control circuit includes a first input terminal connected to the first power supply via a first sensor to receive a status signal of the first power supply, a first NOT gate, a delay circuit connected to the first input terminal via the first NOT gate, a first output terminal sending a first control signal, and a second output terminal sending a second control signal. The relay switch configured to receive the two control signals from the two output terminals of the control circuit, and select the first power supply or the second power supply to supply power to an electronic device according to the two control signals. | 2009-07-09 |
20090174262 | POWER SUPPLY AND CONTROLLER CIRCUITS - A power supply system includes multiple power converter phases. A controller (e.g., a processor device) monitors energy delivery for each of multiple power converter phases that supply energy to a load. The controller analyzes the energy delivery associated with each of the multiple power converter phases to identify an imbalance of energy delivered by the multiple power converter phases to the load. Based on the analyzing and detection of an imbalance condition, the controller modifies a future order of activating the multiple power converter phases for powering the load. Accordingly, a single phase of a multiphase switching power converter may be prevented from becoming overloaded while delivering energy to power the load. | 2009-07-09 |
20090174263 | INDUCTIVE POWER SUPPLY WITH DUTY CYCLE CONTROL - An inductive power supply that maintains resonance and adjusts duty cycle based on feedback from a secondary circuit. A controller, driver circuit and switching circuit cooperate to generate an AC signal at a selected operating frequency and duty cycle. The AC signal is applied to the tank circuit to create an inductive field for powering the secondary. The secondary communicates feedback about the received power back to the primary controller. The power transfer efficiency may be optimized by maintaining the operating frequency substantially at resonance, and the amount of power transferred may be controlled by adjusting the duty cycle. | 2009-07-09 |
20090174264 | POWER TRANSMISSION CONTROL DEVICE, POWER TRANSMITTING DEVICE, NON-CONTACT POWER TRANSMISSION SYSTEM, ELECTRONIC INSTRUMENT, AND POWER TRANSMISSION CONTROL METHOD - A power transmission control device provided in a power transmitting device of a non-contact power transmission system includes a power-transmitting-side control circuit that controls power transmission to a power receiving device, the power-transmitting-side control circuit causing the power transmitting device to perform intermittent temporary power transmission, detecting a response from the power receiving device that has received the power due to the temporary power transmission to automatically detect installation of a power-receiving-side instrument that includes the power receiving device in an area in which power transmitted via non-contact power transmission can be received, and causing the power transmitting device to perform continuous normal power transmission to the power receiving device when the installation of the power-receiving-side instrument has been detected. A foreign object detection process may also be performed in combination. | 2009-07-09 |
20090174265 | APPARATUS FOR CONTROLLING THE SWITCHING ON/OFF OF A POWER UNIT - Automatic apparatus for controlling the switching on/off of a power unit by monitoring the lines powered therefrom. | 2009-07-09 |
20090174266 | ELECTRICAL MACHINE WITH A DAMPING WINDING - The aim of the invention is to reduce resonant overvoltages in electric motors. To achieve this, in an electric motor for an n-phase, symmetrical, electrical system comprising n working windings (Au, Av, Aw), which are assigned to the n phases (U, V, W) and are used to generate corresponding magnetic fluxes, a separate damper winding (Du, Dv, Dw) is allocated to each of the n working windings (Au, Av, Aw). The magnetic flux of the respective working winding flows through each damper winding. The n damper windings (Du, Dv, Dw) are connected in series and are short-circuited together. This permits the asymmetric parts of the system to be damped without affecting the working flux. | 2009-07-09 |
20090174267 | Electromotor or generator - The invention refers to an electromotor for conveying gas and/or liquid media. The invention refers also to a generator. The electromotor or the generator has a rotor with a rotor magnet. The rotor is surrounded by a stator. The stator has at least one stator groove limited by a stator tooth. At least a part of the stator groove serves as medium passage opening. | 2009-07-09 |
20090174268 | HOLDING/RELEASING/RESETTING MECHANISM - A mechanism includes a movable member and a reluctance motor having an armature, a coil and two pole pieces, the armature being operably coupled to the movable member. The mechanism also has a first condition in which the reluctance motor is powered and the moveable member engages the pole pieces to magnetically hold the moveable member in a first position and a second condition in which the reluctance motor is unpowered and the moveable member is in a second position disengaged from the pole pieces. With the mechanism in the second position, powering of the reluctance motor causes the armature to rotate to drive the moveable member to the first position. | 2009-07-09 |
20090174269 | BEARING DEVICE FOR MAIN ELECTRIC MOTOR FOR VEHICLE - Oil is supplied to bearing | 2009-07-09 |
20090174270 | DEVICE FOR SAFEGUARDING AN UNINTERRUPTIBLE POWER SUPPLY OF A MAGNET BEARING IN THE EVENT OF FAILURE OF AN ELECTRICAL SUPPLY VOLTAGE - The invention relates to a device for safeguarding uninterrupted power supply of a magnetic bearing ( | 2009-07-09 |
20090174271 | Combined generator with built-in eddy-current magnetic resistance - A combined generator with built-in eddy-current magnetic resistance including a rotor and a stator iron core with generating coils winding therearound. The rotor consists of an outward turning type inertia flywheel and permanent magnets. A self-generated supply is achieved when the flywheel is driven by a fitness apparatus or a rehabilitation apparatus. An internal ring (A magnet-conductive ring) between the wheel hub and the external ring of the flywheel is extended from the internal wall toward the opening end. The internal diameter of the stator iron core is greater than the external diameter of the magnet-conductive ring such that a magnetic field gap is created. At least one receiving portion is formed in at least one portion of the internal circumference of the stator iron core for receiving at least one solenoid. The power required by the solenoid is supplied by the self-generated system such that the solenoid produces a magnetic field (by input of the power), thereby providing the magnet-conductive ring coupled to and rotated on the inertia flywheel with an eddy-current magnetic resistance. In this way, a reverse resistance acts from the inside on the inertia flywheel such that a braking effect is achieved. | 2009-07-09 |
20090174272 | MOTOR AND DISK DRIVE USING THE SAME - A thrust yoke is fixed into a second recessed portion of a base with adhesive. The second recessed portion has a first surface to be in contact with the bottom surface of the thrust yoke, and a second surface axially opposing the bottom surface of the thrust yoke with a gap therebetween. The thrust yoke has a bent portion at its radial end. The bent portion is bent downward. The thrust yoke also has a protruding portion extending downward from the bent portion. The protruding portion axially opposes the second surface of the second recessed portion of the base with a gap therebetween. | 2009-07-09 |
20090174273 | Production method of rotor and rotor - The present invention has an object to propose a method of producing a rotor, capable of reliably fixing a magnet to a rotor core with resin and preventing breakage of the rotor core. The present invention includes a step of fixing a permanent magnet to a rotor core by injecting molten resin into a slot by injection molding on the condition that, assuming that: a dimension between an end surface of the rotor core and an end surface of the permanent magnet is a core end surface-magnet interval; and a minimum value of a dimension between an inner surface of the slot and a side surface of the permanent magnet, allowing the molten resin to fully fill a clearance between the inner surface of the slot and the side surface of the permanent magnet by injecting the resin into the slot through a cylinder, is a minimum slot-magnet interval value, and a value of the core end surface-magnet interval is equal to or larger than the minimum slot-magnet interval value. | 2009-07-09 |
20090174274 | Permanent Magnet Electric Rotating Machine and Electromotive Vehicle Using Permanent Magnet Electric Rotating Machine - A magnetic gap is provided between a permanent magnet of a rotor and an auxiliary magnet pole portion which is arranged adjacent to the permanent magnet in a peripheral direction. A gradual change in a magnetic flux density distribution of a surface of the rotor is obtained and a cogging torque and a torque pulsation are restrained. By obtaining a reluctance torque according to the auxiliary magnetic pole, a permanent magnet electric rotating machine in which the cogging torque and the torque pulsation are restrained can be obtained and further an electromotive vehicle having the permanent magnet electric rotating machine can be provided. | 2009-07-09 |
20090174275 | Permanent Magnet Electric Rotating Machine and Electromotive Vehicle Using Permanent Magnet Electric Rotating Machine - A magnetic gap is provided between a permanent magnet of a rotor and an auxiliary magnet pole portion which is arranged adjacent to the permanent magnet in a peripheral direction. A gradual change in a magnetic flux density distribution of a surface of the rotor is obtained and a cogging torque and a torque pulsation are restrained. By obtaining a reluctance torque according to the auxiliary magnetic pole, a permanent magnet electric rotating machine in which the cogging torque and the torque pulsation are restrained can be obtained and further an electromotive vehicle having the permanent magnet electric rotating machine can be provided. | 2009-07-09 |
20090174276 | Permanent Magnet Electric Rotating Machine and Electromotive Vehicle Using Permanent Magnet Electric Rotating Machine - A magnetic gap is provided between a permanent magnet of a rotor and an auxiliary magnet pole portion which is arranged adjacent to the permanent magnet in a peripheral direction. A gradual change in a magnetic flux density distribution of a surface of the rotor is obtained and a cogging torque and a torque pulsation are restrained. By obtaining a reluctance torque according to the auxiliary magnetic pole, a permanent magnet electric rotating machine in which the cogging torque and the torque pulsation are restrained can be obtained and further an electromotive vehicle having the permanent magnet electric rotating machine can be provided. | 2009-07-09 |
20090174277 | GENERATOR AND MAGNETIC FLUX CONDUCTING UNIT - The invention relates to a generator, to a magnetic flux conducting unit for a generator, and to a power generation machine comprising such a generator. In an embodiment of the invention, a generator is disclosed which comprises at least one coil assembly and at least one magnetic flux conducting unit. The magnetic flux conducting unit comprises at least one magnet, a pair of opposed magnetic flux conducting elements defining a space therebetween for receiving the coil assembly, and at least one connection portion extending between the opposed magnetic flux conducting elements. The at least is arranged relative to the opposed magnetic flux conducting elements such that the magnetic attraction forces between the elements are redacted through and balances with the connection portion. | 2009-07-09 |
20090174278 | Stator Bar Components with High Thermal Conductivity - A stator bar. The stator bar may include a number of conductors and an insulation layer positioned about the conductors. The insulation layer includes a ceramic component. | 2009-07-09 |
20090174279 | Stator Bar Components with High Thermal Conductivity Resins, Varnishes, and Putties - A stator bar. The stator bar may include a conductor, a layer of insulation positioned about the conductor, and a high thermal conductivity varnish to bond the layer of insulation to the conductor. | 2009-07-09 |
20090174280 | POLYPHASE ELECTRIC MOTOR ESPECIALLY FOR DRIVING PUMPS OR VENTILATORS - A polyphase motor, for example for applications for driving pumps or ventilators in the automobile industry, including a stator part excited by electric coils and a rotor exhibiting N pairs of poles that are magnetized radially in alternate senses, the stator part exhibiting wide teeth and narrow teeth extending radially from an annular ring. The wide teeth carry the coil windings and the distance between a wide tooth and a narrow tooth is greater than the width of a narrow tooth. | 2009-07-09 |
20090174281 | ELECTRET POWER GENERATOR - An electret power generator having two output electrodes on a stator and a rotor positioned above the output electrodes with charged electret material between the electrodes and the rotor. Power is generated when the rotor moves laterally above the electrodes. The electret material is preferably parylene HT . | 2009-07-09 |
20090174282 | Linear Acceleration Electricity Generating Apparatus - A linear acceleration electricity generating apparatus, based on a new concept entirely different from the conventional electricity generating methods, can generate electricity with high efficiency, with a small external energy input, and further can achieve a stable supply of electricity without apprehension of exhaustion, while paying due consideration to the environment. | 2009-07-09 |
20090174283 | Field emission electricity generating apparatus - Stable generation of electricity can be achieved based on a new concept different from those of the conventional electricity generating methods, with a small external energy input, with high efficiency, and without apprehension of exhaustion, while paying due consideration to the environment. | 2009-07-09 |
20090174284 | BOUNDARY ACOUSTIC WAVE DEVICE - A boundary acoustic wave device includes a piezoelectric substance made of LiNbO | 2009-07-09 |
20090174285 | BOUNDARY ACOUSTIC WAVE DEVICE - A boundary acoustic wave device includes an IDT electrode disposed at the boundary between a first medium and a second medium, the IDT electrode having electrode fingers, in which a third medium is arranged between the electrode fingers of the IDT electrode, the third medium having an acoustic impedance Z | 2009-07-09 |
20090174286 | METHODS FOR ADJUSTING FREQUENCY OF PIEZOELECTRIC VIBRATING PIECES, PIEZOELECTRIC DEVICES, AND TUNING-FORK TYPE PIEZOELECTRIC OSCILLATORS - A piezoelectric frame includes a tuning-fork type piezoelectric vibrating piece having excitation electrodes on each of at least two vibrating arms extending in a first direction from one end of a base portion thereof. Respective supporting arms extend in a first direction from respective external edges of the vibrating arms. An outer frame portion surrounds the tuning-fork type piezoelectric vibrating piece. The connecting portions have designated widths and connect the respective supporting arms to the outer frame portion. During manufacture, the designated widths are trimmed (e.g., by a pulsed laser) until the desired vibration frequency is obtained. | 2009-07-09 |
20090174287 | DEVICE FOR FIXING A FIRST EQUIPMENT ITEM TO A SECOND EQUIPMENT ITEM, WITH ACTIVE MICROPOSITIONING - A device (D) is dedicated to fixing a first piece of equipment (E | 2009-07-09 |
20090174288 | Electroacoustic Transducer - An electroacoustic transducer, particularly for underwater use, having a ceramic body ( | 2009-07-09 |
20090174289 | MAGNETIC IMPULSE ENERGY HARVESTING DEVICE AND METHOD - An example embodiment of an energy harvesting device ( | 2009-07-09 |
20090174290 | Gas pressurized encapsulation for an actuator - A piezoelectric actuator for use in a diesel engine. The actuator comprises a piezoelectric element which is encapsulated such that a layer of gas at a pressure above atmospheric pressure surrounds the piezoelectric element. The presence of the gas within the encapsulation around the element avoids the need to passivate electrodes exposed on the surface of the element. | 2009-07-09 |
20090174291 | PACKAGE FOR ELECTRONIC COMPONENT AND PIEZOELECTRIC RESONATOR - A package for electronic component includes: a rectangular package body, a lid hermetically sealing the package body, an electrode pad provided in the package body, a mounting terminal provided at least near four corners of a bottom surface of the package body and having a bump on a mounting surface, and a plurality of coupling electrodes electrically coupling the pad to the mounting terminal. | 2009-07-09 |
20090174292 | VIBRATING GYROSENSOR - A vibrating gyrosensor includes a support substrate on which a wiring pattern having lands is formed. A vibrating element is mounted on a surface of the support substrate. The vibrating element includes a base part having a mounting surface on which a number of terminals connectable to the lands is formed. A vibrator part integrally projects from a side of the base part and has a substrate-facing surface coplanar with the mounting surface of the base part. The vibrator part has a first electrode layer, a piezoelectric layer, and a second electrode layer which are laminated on the substrate-facing surface. The vibrator part vibrates when an AC signal is applied between the first and second electrode layers. The central electric field strength of the AC signal is set at a position shifting to the positive direction from the center of a hysteresis loop of the piezoelectric layer. | 2009-07-09 |
20090174293 | HIGH-PERFORMANCE ELECTROACTIVE POLYMER TRANSDUCERS - Electroactive polymer constructions that convert electrical energy to mechanical energy and vice versa are disclosed. The subject transducers (actuators, generators, sensors or combinations thereof) share the requirement of a frame or fixture element used in preloading elastomeric film electrodes and dielectric polymer in a desired configuration. The structures are either integrally biased in a push-pull arrangement or preloaded/biased by another element. | 2009-07-09 |
20090174294 | DEFLECTOR FOR AN ELECTROMAGNETIC RETARDER AND ELECTROMAGNETIC RETARDER INCLUDING ONE SUCH DEFLECTOR - A deflector for an electromagnetic retarder including a rotary shaft with a fan for circulating a cooling gas to the induction coils which are intended, upon command, to generate Foucault currents in a stator surrounding the rotary shaft and the induction coils. The inventive deflector ( | 2009-07-09 |
20090174295 | GENERATING APPARATUS USING MAGNETIC INDUCTION TO GENERATE ELECTRICAL ENERGY TO PROVIDE ILLUMINATING FUNCTION - A generating apparatus includes an induction unit secured on a fixed mandrel of a bicycle, and a magnetic unit secured on a rotation member of the bicycle. Thus, when the magnetic unit is rotatable relative to the induction unit, the magnets of the magnetic unit are movable relative to the induction coil of the induction unit to produce a magnetic induction effect, so that the induction coil of the induction unit produces an induction electrical energy under action of the successive mutual interaction of the magnetic lines of force of the north poles and the south poles of the magnets of the magnetic unit to supply an electric power to the lamp of the bicycle so as to provide an illuminating function. | 2009-07-09 |
20090174296 | Computer frame - A computer frame has a body and multiple support assemblies. The body has a housing and multiple mounting legs and may accommodate a fan. The housing has a sidewall. The mounting legs are attached to and protrude down from the sidewall. The support assemblies are attached to and hold the body to allow a computer to be mounted under the body. Therefore, the computer frame allows efficient air circulation and makes maintaining a computer system mounted in the computer frame easy. | 2009-07-09 |
20090174297 | Image Forming Device - An image forming device includes a device body, a side cover fixed to the device body to cover a side face of the device body, a top cover attached swingably to the device body to cover an upper face of the device body, the top cover and the side cover defining a mating portion as a boundary region therebetween, a plane portion formed in a first one of the top cover and the side cover, and an inclined portion formed at a side of the first one in the mating portion, the inclined portion including an inclined surface configured to be inclined with respect to the plane portion, the inclined surface extending toward a back surface side of a second one of the top cover and the side cover. | 2009-07-09 |
20090174298 | Modular furniture item - A modular furniture item having a lattice supporting structure, and a number of on-floor supporting legs projecting from the supporting structure to the floor; the supporting structure having at least a first supporting rail with a substantially X-shaped cross section, and at least one anchoring clamp which is fixed to the body of at least one of the on-floor supporting legs, and is designed to selectively enclose and clamp the first supporting rail so to clamp the on-floor supporting leg rigidly and firmly, but in easily removable manner, to the body of the first supporting rail. | 2009-07-09 |
20090174299 | DRAWER FITTING - A drawer fitting for fixing a drawer side to a drawer front panel is disclosed. The fitting includes a holding plate for mounting the fitting to the drawer front panel, the holding plate having a flange extending in a direction parallel to a drawer side, the flange having forwardly-disposed guide noses, a clamping plate having a forwardly-disposed angled flange, a guide clip mountable on the clamping plate such that the drawer side front end can be positioned between the holding plate flange and the guide clip, the guide clip having resiliently depressible projecting tails and an assembly screw that passes through and couples together the clamping plate and guide clip, and is received in an aperture in said holding plate flange through a recess in the front end of the drawer side. | 2009-07-09 |
20090174300 | Luminous Structure Comprising at Least One Light-Emitting Diode, Its Manufacture and Its Applications - The present invention relates to a luminous structure ( | 2009-07-09 |
20090174301 | Radiation-emitting device comprising a plurality of radiation-emitting components and illumination device - A method for producing a radiation-emitting device comprising a plurality of radiation-emitting components ( | 2009-07-09 |
20090174302 | Durable Super-Cooled Intelligent Light Bulb - A self cooling light effects device for use in a standard light bulb socket having a socket adaptor, surface embedded LEDs as means to generate light effects, means to control light effects, and means for cooling. Fiber optic cables provide further light effects. Means to control light effects may include a logic board. Means for cooling may be any combination of fans, heat sinks, heat pipes, thermoelectric cooling, a heat conductive filler, and a heat conductive housing. | 2009-07-09 |
20090174303 | Cement - A cement for bonding an arc tube body made of an aluminum nitride sintered body and an electrode support made of molybdenum achieves high gas tightness in the obtainable arc tube without impairing the excellent translucency of the aluminum nitride sintered body. The cement contains a molybdenum powder and an aluminum nitride powder, and the total amount of metalloid elements, rare-earth elements and metal elements (except the rare-earth elements and aluminum element) corresponding to the following conditions (1) and (2) is 300 ppm or less: (1) metal elements having a melting point of 2000° C. or lower, and (2) metal elements having an ion radius smaller than that of aluminum. | 2009-07-09 |
20090174304 | HOT-MELT TYPE MEMBER AND ORGANIC EL DISPLAY PANEL - The present invention provides a thin organic EL element that can maintain stable emission characteristics for a long time without being affected by water or oxygen. Specifically, the present invention provides an organic EL display panel having a substrate ( | 2009-07-09 |
20090174305 | Phosphor paste composition, phosphor layer obtained from the same, and electron emission device including the phosphor layer - Phosphor paste compositions, phosphor layers and electron emitting devices are provided. The phosphor paste composition includes a phosphor, a binder including a photocurable monomer and an acrylic resin with an acid value ranging from about 150 mgKOH/g to about 200 mgKOH/g, a photoinitiator, and a solvent. The phosphor layer is obtained from the phosphor paste composition, and the electron emission device includes the phosphor layer. The phosphor paste compositions provide superior phosphor layer pattern resolution, plasticity, printability, and storage stability. | 2009-07-09 |
20090174306 | FLUORESCENT LAMP AND FABRICATION METHOD THEREOF - A fluorescent lamp including a tube, a fluorescent layer, a discharging gas and two electrodes is provided. The fluorescent layer is disposed on an inner wall of the tube. The fluorescent layer has a plurality of patterned grooves to form a serial number. The discharging gas is distributed in the tube. In addition, the electrodes are disposed at two ends of the tube. | 2009-07-09 |
20090174307 | FLUORESCENT MIXTURE FOR FLUORESCENT LAMP, FLUORESCENT LAMP, BACKLIGHT ASSEMBLY HAVING THE SAME AND DISPLAY DEVICE HAVING THE SAME - A fluorescent lamp includes a lamp body, a fluorescent layer and a discharge electrode. The lamp body has a discharge space in which ultraviolet light is generated. The fluorescent layer is formed on an inner surface of the lamp body to change the ultraviolet light into visible light. The discharge electrode is on an end portion of the lamp body to apply a voltage to the discharge space. A ratio of intensities of the visible light at wavelengths of about 545 nm and about 516 nm is about 1.32:1 to about 1.71:1. Therefore, color reproducibility and luminance may be improved. | 2009-07-09 |
20090174308 | ORGANIC LIGHT EMITTING ELEMENT AND A LIGHT EMITTING DEVICE USING THE SAME - The present invention provides a white organic light-emitting element high in the emission efficiency. In particular, the invention provides a white organic light-emitting element that has an emission spectrum having peaks in the respective wavelength regions of red color, green color and blue color and is high in the emission efficiency. | 2009-07-09 |
20090174309 | LIGHT EMITTING DEVICE WITH A AT LEAST ONE CERAMIC SPHERICAL COLOR CONVERTER MATERIAL - The invention relates to a light emitting device comprising at least one light source and at least one ceramic spherical color converter material, which helps to ease the manufacture as well as to improve the luminescence properties of the light emitting device. | 2009-07-09 |
20090174310 | White Light Phosphors for Fluorescent Lighting - Materials suitable for use in highly energy-efficient production of white light through photo-luminescence, such as in light emitting devices, are generally provided. A composition comprising a compound having the formula: | 2009-07-09 |
20090174311 | Optical device comprising a charge transport layer of insoluble organic material and method for the production thereof - A method of forming an organic light emitting diode comprising the steps of: providing a substrate comprising a first electrode for injection of charge carriers of a first type; forming a charge transporting layer by depositing over the substrate a charge transporting material for transporting charge carriers of the first type, the charge transporting material being soluble in a solvent; treating the charge transporting layer to render it insoluble in the solvent; forming an electroluminescent layer by depositing onto the charge transporting layer a composition comprising the solvent, a phosphorescent material, and a host material; and depositing over the electroluminescent layer a second electrode for injection of charge carriers of a second type. | 2009-07-09 |
20090174312 | Tetraphenylnaphalene Derivatives and Organic Light Emitting Diode Using the Same - The present invention provides a novel tetraphenylnaphthalene derivative, and an organic light emitting device using the same. | 2009-07-09 |
20090174313 | ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC-ELECTROLUMINESCENCE-MATERIAL-CONTAINING SOLUTION - An organic electroluminescence device includes: an anode ( | 2009-07-09 |
20090174314 | Organic Light Emissive Device - An organic light emissive device comprising: an anode; a cathode; and an organic light emissive layer between the anode and the cathode, comprising an organic semi-conductive material, where the organic semi-conductive material comprises 1% to 7% amine by molar ratio, and wherein the cathode comprises an electron-injecting layer comprising a metal oxide. | 2009-07-09 |
20090174315 | ORGANIC ELECTROLUMINESCENT ELEMENT - This invention provides an organic electroluminescent element comprising two opposed electrodes connected to an external circuit for applying electrical energy, at least one of the electrodes being transparent or semitransparent, and provided between the electrodes, a plurality of luminescent units, for emitting light through recombination of holes with electrons, each comprising one or more organic layers, one of the organic layers being a luminescent layer, and a charge generation layer held between two of the plurality of luminescent units, characterized in that each two adjacent luminescent units in the plurality of luminescent units are partitioned by the charge generation layer, the charge generation layer comprises at least one metal or its compound (A) having a work function of not more than 3.0 eV and at least one compound (B) having a work function of not less than 4.0 eV, and in at least one of the plurality of luminescent units, the luminescent layer contains a polymeric luminescent material. | 2009-07-09 |
20090174316 | Novel red electroluminescent compounds and organi electroluminescent device using the same - The present invention relates to novel red phosphorescent compounds exhibiting high luminous efficiency, and organic electroluminescent devices comprising the same. The red phosphorescent compounds according to the invention are represented by Chemical Formula (1): | 2009-07-09 |
20090174317 | Display device having a transparent protective display unit - A display device that increases visibility and that reduces the entire thickness of the device and is suitable for mobile appliances and other applications. The display device includes a display panel that has a display area and a non-display area, a transparent protective unit that is positioned at the front of the display panel, an adhesive layer that is formed between the display area and the transparent protective unit to attach the transparent protective unit to the display panel, an adhesive tape that is positioned between the non-display area and the transparent protective unit while enclosing the adhesive layer, and a bezel that is coupled to the display panel at the rear of the display panel. The adhesive tape forms at least one opening. | 2009-07-09 |
20090174318 | Organic electro-luminescence display device - An OLED device adapted to improve its life span and reliability is disclosed. The OLED device includes: a first electrode disposed on a substrate; an organic light emission layer disposed on the first electrode; a second electrode disposed on the organic light emission layer; an auxiliary electrode disposed on the second electrode; and a getter electrode, disposed on the auxiliary electrode, to remove at least one of moisture and oxygen. | 2009-07-09 |
20090174319 | Organic luminescent device - An organic luminescent device according to the present invention includes a substrate, an organic luminescent layer, and a reflection electrode. Here, the substrate has first and second principal surfaces opposed to each other; the organic luminescent layer is arranged on the first principal surface of the substrate, and is held between a pair of electrodes at least one of which is a transparent electrode; and the reflection electrode is adjacent to a luminescent area of the organic luminescent layer and is arranged on a front surface or a back surface of the transparent electrode. The transparent electrode is arranged on the first principal surface of the substrate, while the reflection electrode is arranged on the transparent electrode. The second principal surface of the substrate is formed into a rough surface at least on its part opposed to the reflection electrode. This configuration improves light extraction efficiency. | 2009-07-09 |
20090174320 | DISPLAY DEVICE HAVING IMPROVED LUMINANCE BY REFLECTING LEAKED LIGHT - A display device includes a substrate, a first layer on the substrate, organic light emitting elements on the substrate, and a condensing member. The condensing member is formed on the first layer and disposed between the organic light emitting elements. The condensing member condenses light emitted from the organic light emitting element in a light emitting direction of the display device. | 2009-07-09 |
20090174321 | ANTHRACENE DERIVATIVE, AND LIGHT-EMITTING MATERIAL, LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, AND ELECTRONIC DEVICE USING THE SAME - Novel anthracene derivatives, novel materials capable of blue light emission with high color purity, and a light-emitting element, a light-emitting device, and an electronic device using any of the novel materials. The anthracene derivative represented by general formula (1) is provided. With the anthracene derivative, a light-emitting element with high emission efficiency can be provided. With the anthracene derivative, a light-emitting element emitting blue light with high color purity can be provided. | 2009-07-09 |
20090174322 | ORGANIC LIGHT-EMITTING DEVICE AND METHOD FOR FORMING THE SAME - An organic light-emitting device and a method for forming the same are provided. The organic light-emitting device includes: a substrate including a pixel area and a peripheral circuit area; a passivation layer on the substrate, the passivation layer including a first part in the pixel area and a second part in the peripheral circuit area; a pixel definition layer defining a plurality of pixel openings corresponding to the pixel area of the substrate; a plurality of first electrodes in the pixel openings; an adhesion layer on the second part; an organic layer on the first electrodes; and a second electrode layer on the organic light emitting layer, wherein the second electrode extends to the peripheral circuit area to connect with the adhesion layer. | 2009-07-09 |
20090174323 | HIGHLY DOPED ELECTRO-OPTICALLY ACTIVE ORGANIC DIODE WITH SHORT PROTECTION LAYER - An electro-optically active organic diode has anode electrode ( | 2009-07-09 |
20090174324 | ORGANIC ELECTROLUMINESCENT DEVICES AND METAL COMPLEX COMPOUNDS - An organic electroluminescent device, which has a pair of electrodes and at least one organic layer including a luminescent layer between the pair of electrodes, wherein at least one layer between the pair of electrodes comprises at least one metal complex having a tridentate- or higher polydentate-chain structure ligand. | 2009-07-09 |
20090174325 | PIXELATED ELECTROLUMINESCENT TEXTILE - The present invention relates to a pixelated electroluminescent textile, comprising a first set of spaced apart conductive lines extending in a first direction, a second set of spaced apart conductive lines extending in a second direction, the second direction being non-parallel to the first direction, the sets of conducting lines forming a matrix structure, and at least one light emitting element. The at least one light emitting element comprises two interleaving comb electrodes arranged in one plane, and light emitting means arranged in spaces between digits of the comb electrodes, wherein the light emitting element is arranged in an area formed between two adjacent conductive lines in the first set and two adjacent conductive lines in the second set, wherein each of the comb electrodes connects to at least one yarn of the first and the second set, respectively, so that when applying a driving voltage to the at least one yarn in the first and second sets, said light emitting means is excited to emit light. It is according to the invention possible to generate light along each pair of comb digits. By arranging comb structures with multiple digits interleaved with each other in the area between four conducting lines, a light emitting element is achieved that can emit light in essentially this entire area. | 2009-07-09 |
20090174326 | POLYMER MATERIAL AND POLYMER LIGHT-EMITTING DEVICE USING SAME - Disclosed is a polymer material containing a fluorescent or phosphorescent compound. When used in a light-emitting device, the polymer material enables to obtain a light-emitting device with excellent practicability which can be driven at low voltage and is excellent in luminous efficiency, color tones of emitted light and the like. Specifically disclosed is a polymer material characterized by containing a polymer (A) having a residue of a compound represented by the formula (1) below or the structure of (A), and a molecule (B) exhibiting fluorescence or phosphorescence in the visible region or the structure of (B). | 2009-07-09 |
20090174327 | RAPID RE-STRIKE CERAMIC DISCHARGE METAL HALIDE LAMP - The hot re-strike time of a high wattage (150 W or greater) ceramic discharge metal halide (CDM) lamp is reduced by: (a) increasing the ratio A of the diameter (D | 2009-07-09 |
20090174328 | PLASMA DISPLAY PANEL - A plasma display panel is provided. The plasma display panel includes a front substrate including an upper dielectric layer, a rear substrate including a lower dielectric layer, and a seal layer between the front substrate and the rear substrate. A length of a longer side of the front substrate is longer than a length of a longer side of the rear substrate, and a length of a shorter side of the front substrate is shorter than a length of a shorter side of the rear substrate. An interval between an end of the front substrate and an end of the upper dielectric layer in a direction crossing the longer side of the front substrate is less than an interval between an end of the front substrate and an end of the upper dielectric layer in a direction crossing the shorter side of the front substrate. | 2009-07-09 |
20090174329 | PLASMA DISPLAY PANEL - A plasma display panel, in which discharge gas is filled in a space between a pair of substrates facing each other, has a plurality of display electrodes which extend in the horizontal direction and address electrodes which extend in the vertical direction and cross with the display electrodes, formed to the pair of substrates; and lattice-shaped ribs having vertical ribs and horizontal ribs that demarcate unit emission areas and formed on one of the substrates, wherein the rib has a pattern which partially becomes narrower from a first width to a second width, and returns to a first width in plan view so that the height of the second width portion is lower than the height of the first width portion. Thereby a plasma display panel having a rib structure with improved exhaust conductance can be provided. | 2009-07-09 |
20090174330 | CIRCUIT ARRANGEMENT AND METHOD OF DRIVING A HIGH-PRESSURE GAS DISCHARGE LAMP - A circuit arrangement ( | 2009-07-09 |
20090174331 | BACKLIGHT DEVICE - A circuit to appropriately adjust the emission intensity of LEDs of various colors. By means of a first optical sensor | 2009-07-09 |
20090174332 | COLOUR TEMPERATURE AND COLOUR LOCATION CONTROL FOR A LIGHT - The present invention relates to a method for providing control signals for a light whose colour or colour temperature is variable. The invention also relates to a corresponding control apparatus and a corresponding lighting system. In the method, a series of at least three colour locations (F | 2009-07-09 |
20090174333 | Display Device and Electronic Device - A display device where the influence of variations in current of the light emitting element due to changes in ambient temperature and changes with time can be suppressed. The display device of the invention has a light emitting element, a driving transistor connected in series to the light emitting element, a monitoring light emitting element, a limiter transistor connected in series to the monitoring light emitting element, a constant current source for supplying a constant current to the monitoring light emitting element, and a circuit for outputting a potential equal to an inputted potential. A first electrode of the light emitting element is connected to an output terminal of the circuit through the driving transistor, and a first electrode of the monitoring light emitting element is connected to an input terminal of the circuit through the limiter transistor. The channel length L | 2009-07-09 |
20090174334 | APPARATUS FOR RADIATING AN OBJECT WITH UV RADIATION - An apparatus for radiating an object with UV-radiation, the apparatus comprises a series arrangement of an incandescent lamp (LA | 2009-07-09 |
20090174335 | HIGH-VOLTAGE LAMP-IGNITION PIEZOELECTRIC OSCILLATOR - The present invention discloses a high-voltage lamp-ignition piezoelectric oscillator, wherein a piezoelectric capacitor is connected to an LC resonance circuit in parallel to transform power. The LC resonance circuit is used to generate resonance. Voltage is applied to the piezoelectric capacitor to deform the piezoelectric material due to the inverse-piezoelectric effect and then generate electricity after deformation due to the piezoelectric effect. The combination of piezoelectric and inverse-piezoelectric effects generates additional charge and boosts the voltage. Thereby, the present invention decreases power consumption and reduces cost. | 2009-07-09 |
20090174336 | PIEZOELECTRIC CASCADE RESONANT LAMP-IGNITION CIRCUIT - The present invention discloses a piezoelectric cascade resonant lamp-ignition circuit, which uses the intrinsic capacitors of a piezoelectric transformer as piezoelectric capacitors. One lamp is cascaded to one set of the piezoelectric capacitors. Several sets of the piezoelectric capacitors and a resonant inductor are cascaded to form a resonant lamp-ignition circuit. The lamp-ignition circuit of the present invention has advantages of low temperature, small leakage current, high breakdown voltage and high lamp ignition efficiency. When applied to drive several lamps, the present invention uses a fixed frequency to attain a fixed inner impedance of the equivalent circuit of the piezoelectric capacitor. Thereby, the currents of the lamps are balanced to have an identical value. | 2009-07-09 |
20090174337 | LED circuits and assemblies - An AC-driven LED circuit | 2009-07-09 |
20090174338 | LED DRIVE CIRCUIT - A LED drive circuit equipped with oscillator | 2009-07-09 |
20090174339 | High-efficiency single-ended forward-flyback electronic driver for barrier discharge lamps - An electronic circuit topology ( | 2009-07-09 |
20090174340 | DIRECT-CURRENT POWER SUPPLY DEVICE, POWER SUPPLY DEVICE FOR DRIVING LED AND SEMICONDUCTOR INTEGRATED CIRCUIT FOR CONTROLLING POWER SUPPLY - Disclosed is a direct-current power supply device, including: an inductor; a switching element to intermittently supply a current to the inductor; an external terminal to which an output current of an external unit is fed back; a control circuit to generate a pulse signal having a pulse width corresponding to an output voltage of the external terminal, generate a drive signal for driving the switching element in response to the pulse signal, and output the drive signal to the switching element; a variable current source which is connected to the external terminal and which is turned on and off in response to a shutdown signal; and a discharge unit which is connected between the external terminal and a ground point and which is turned on in response to the shutdown signal so that the output current fed back to the external terminal is discharged into the ground point. | 2009-07-09 |
20090174341 | COLD-CATHODE FLUORESCENT LAMP (CCFL) CURRENT CONTROL CIRCUIT - A circuit to control an AC lamp current provided by an input AC voltage supply to a cold-cathode fluorescent lamp (CCFL). The circuit includes a capacitor connected in series between the AC voltage supply and one terminal of the CCFL, the capacitor biasing the CCFL with the AC lamp current; a switch having first, second, and control terminals, the first terminal being connected to the CCFL and the second terminal being connected to the other side of the supply; a diode connected in parallel to the switch; and a resistor connected in parallel to the diode, wherein the AC lamp current is controlled by controlling the switch to add and remove resistance in series with the CCFL. | 2009-07-09 |
20090174342 | ELECTRONIC LIGHT GENERATING ELEMENT LIGHT BULB - The present system for driving an electronic light generating element, includes: (i) input terminals, (ii) an input circuit coupled to the input terminals and operable to convert a sinusoidal signal to a signal independent of negative current attributes, (iii) a switch control circuit coupled to the input circuit and operable to generate a switching signal having pulses, and (iv) a switching element coupled to the input circuit and the switch control circuit. The switching element is operable to generate an output signal formed as a series of bursts having peak amplitudes above a maximum forward current rating for a duty cycle less than a maximum operating duty cycle over which an electronic light generating element may be catastrophically damaged in response to the signal independent of negative current attributes and switching being applied to the switching element. The output signal is applied to the electronic light generating element to produce light. | 2009-07-09 |
20090174343 | Multiple LED Driver - A driver circuit driving at least a first light emitting diode. The driver circuit includes: a first bypass current source coupled in parallel to the first light emitting diode. The first bypass current source and the first light emitting diode form a first parallel circuit. A main current source is coupled in series with the first parallel circuit. A first regulator unit is configured to control a first bypass current of the first bypass current source. | 2009-07-09 |
20090174344 | OFFLINE CONTROL CIRCUIT OF LED DRIVER TO CONTROL THE MAXIMUM VOLTAGE AND THE MAXIMUM CURRENT OF LEDS - An offline control circuit of LED driver controls the maximum voltage and the maximum current of a plurality of LEDs. A switching circuit generates a plurality of LED currents through a transformer. A voltage-feedback circuit generates a voltage loop signal in response to the voltage across the LEDs. A current-feedback circuit senses a plurality of LED currents for generating a current loop signal in response the maximum current of the LEDs. A buffer circuit generates a feedback signal in accordance with the voltage loop signal and the current loop signal. The feedback signal is coupled to the switching circuit through an optical-coupler for controlling the maximum voltage and the maximum current of the LEDs. | 2009-07-09 |
20090174345 | POWER SUPPLY CIRCUIT - A power supply circuit is proposed for supplying current to a pair of white LEDs connected in series. The circuit comprises a DC-DC power converter, with a charge pump coupled to the output of the DC-DC power converter. A super capacitor is coupled to the charge pump to be charged to a voltage on top of the converter output in a first mode of operation. The super capacitor is discharged through the pair of LEDs during a second mode of operation. A control stage is provided for switching between the first mode of operation and the second mode of operation. | 2009-07-09 |
20090174346 | Lighting Apparatus for a Gaming Machine Cabinet - A lighting apparatus for a gaming machine cabinet comprising: a spot light source which emits light relative to a central emission axis; and a translucent diffuser spaced from the spot light source, the diffuser comprising an inner portion located so as to intercept light emitted along the emission axis and an outer portion spaced from the emission axis, the inner and outer portions arranged such that the diffuser prevents transmission of more light in the region of the inner portion than in the region of the outer portion. | 2009-07-09 |
20090174347 | DIRECT-CURRENT POWER SUPPLY DEVICE, POWER SUPPLY DEVICE FOR DRIVING LED AND SEMICONDUCTOR INTEGRATED CIRCUIT FOR DRIVING POWER SUPPLY - Disclosed is a direct-current power supply device, including: an inductor; a switching element to intermittently supply a current to the inductor; an output terminal connected to an external unit; a rectifying element connected between the inductor and the output terminal; a PFM comparator to generate a first pulse signal having a pulse width corresponding to a voltage proportional to an output current of the external unit; a duty control circuit to generate a second pulse signal by controlling a pulse width of an oscillation signal having a predetermined frequency in response to an externally-supplied current control signal; a logic circuit configured to output the second pulse signal during a period when the first pulse signal is at a predetermined level; and a drive circuit to generate a drive signal for driving the switching element based on the second pulse signal. | 2009-07-09 |
20090174348 | Motion controlled lamp - A light or lamp comprises a plurality of light sources, each said light source for emitting light of different color upon activation; and an electrical circuit connected to the light sources for alternately activating each light source responsive to successive accelerations, such as changes in direction of movement or vibrations, of the lamp by a user. A lamp for sports fans emits the team's colors successively with each movement such that a group of fans synchronously moving the lamps produce a field of similar color and movement. | 2009-07-09 |
20090174349 | MOTOR DRIVE APPARATUS EQUIPPED WITH DYNAMIC BRAKING CIRCUIT FAULT DETECTION CAPABILITY - A motor drive apparatus | 2009-07-09 |
20090174350 | Control system for multiphase electric rotating machine - A control system controls a multiphase rotating machine by a 120° energization process and a PWM process. In the 120° energization process, respective ones of switching elements of a high side arm and switching elements of a low side arm of a power conversion circuit are turned on. In the PWM process, the switching elements of the power conversion circuit turn on/off so that two phases that are connected to the switching elements that are in the on-state are alternately rendered conductive to the high potential side input terminal and the low potential side input terminal of the power conversion circuit. | 2009-07-09 |
20090174351 | Method for Determining the Magnet Temperature in Synchronous Machines - A method for determining the magnet temperature of a permanent magnet electrical machine. The magnet temperature is able to be determined particularly simply and accurately if a phase voltage and the rotational speed of the electrical machine are measured, and the magnet temperature is determined from this. | 2009-07-09 |
20090174352 | Computer Controlled Brushless Synchronous Motor - A brushless synchronous motor includes a controller producing a plurality of current vectors having different directions, applied to the synchronous motor. The synchronous motor control system includes a sensor for sensing the rotational angle of a synchronous motor, and a computer for generating data describing a plurality of current vectors corresponding to the rotational angle sensed by the sensor. The computer interfaces with a plurality of digital to analogue conversion circuits generating a plurality of control signals. The control signals are applied to amplification circuitry thereby generating a plurality of current vectors to supply the stator coils of the motor. The motor includes two sections of stator coil arrangements; one is arranged interior to the permanent magnets of the rotor, and one is arrange exterior to the rotor. | 2009-07-09 |
20090174353 | Motor control device - A motor control device has a drive circuit that is respectively provided on arms of an inverter circuit supplying current to an AC motor, and that drives a switching element included on the arms; and a power source control circuit that performs a control of a power supply circuit for supplying power to the drive circuit. A low-voltage circuit area is provided including the power source control circuit. A high-voltage circuit area includes one drive circuit, wherein a plurality of the high-voltage circuit areas is disposed aligned on both sides of the low-voltage circuit area such that the low-voltage circuit area is provided therebetween and also disposed with a predetermined distance provided between the high-voltage circuit area and the low-voltage circuit area. A transformer serving as the power supply circuit respectively joins the low-voltage circuit area and the high-voltage circuit areas. | 2009-07-09 |
20090174354 | Method for determining the position of a rotor of an electric motor without sensors - Disclosed is a method for detecting the current position of a rotor, in particular the angle of rotation of the rotor, an electromotor and a method for detecting the speed and/or the angle of rotation of an electromotor. The speed of the electromotor is hereby implied inter alia from the number of zero crossings of a comparison signal of the armature resistances or respectively conductances determined continuously in time and the average values of the armature resistances or respectively conductances determined continuously in time. | 2009-07-09 |
20090174355 | Starting Apparatus for a Direct Current Brushless Motor and Method Thereof - A starting apparatus for a direct current (DC) brushless motor and a method thereof are provided. The DC brushless motor comprises a plurality of windings presenting a joint connection via a common connection. The starting apparatus provides current to two of the three windings and rotates the DC brushless motor to obtain a Back Electro-Motive Force (BEMF) from the floating winding. Then, the starting apparatus provides a current to another two windings to operate the motor according to the variation of BEMF induced by the swing of the motor when it rotates to a static equilibrium point. | 2009-07-09 |
20090174356 | STARTING CIRCUIT FOR SINGLE-PHASE AC MOTOR - A starting circuit for a single-phase AC motor, comprising a main winding, a detecting circuit, a rectifying and filtering circuit, a triggering circuit, a switching circuit and a starting winding. The detecting circuit is connected in series to the main winding for transforming current parameters thereof into detecting signals. The switching circuit is connected in series to the starting winding. The rectifying and filtering circuit processes the detecting signals and the processed detecting signals to the triggering circuit. The triggering circuit enables or disables the switching circuit according to the detecting signals, so as to energize or deenergize the starting winding. The starting circuit features high reliability, long lifetime, simple circuit structure, low cost, and small size. | 2009-07-09 |
20090174357 | SERVO MOTOR CONTROLLER - A servo motor controller having: a frequency identification section that performs analysis based on a frequency response method and identifies the frequency of a disturbance exhibiting a specified phase lag; an input/output gain identification section that identifies the input/output gain at the frequency identified by the frequency identification section; and a magnification factor resetting section that resets an adjustment magnification factor by performing a specified operation on a ratio between the identified input/output gain and a specified target value of the input/output gain. | 2009-07-09 |