08th week of 2010 patent applcation highlights part 21 |
Patent application number | Title | Published |
20100045115 | SWITCHING CIRCUIT, SIGNAL OUTPUT DEVICE AND TEST APPARATUS - A test apparatus for a device under test (DUT) that includes a signal output device that outputs a signal according to a test signal and a detecting section that detects a signal output from the DUT that outputs a detection result. The signal output device includes an output port, a high-voltage side switching circuit between a first terminal and a second terminal, a low-voltage side switching circuit between a first terminal and a second terminal, and a control section that outputs the first and second control signals. Each of the high-voltage and the low-voltage side switching circuits include a plurality of switching devices serially connected between the first and second terminals. The plurality of switching devices are opened substantially in synchronization with each other, such that a voltage inputted to the first terminal is outputted from the second terminal by short-circuiting between the first and second terminals. | 2010-02-25 |
20100045116 | Method and Device for Detecting an Unexpected Disconnection of Connectors in a Circuit Carrying Electrical Current - A device and method for detecting the imminent disconnection of electrical connectors before such an event occurs, thereby minimizing or eliminating the production of an electrical arc upon disconnection. The method detects the imminent disconnection of the connectors by use of a device located in the connector to signal the power source to cease sending electrical current through the connectors prior to the actual disconnecting event. | 2010-02-25 |
20100045117 | PROTECTION DEVICE FOR A POWER SOURCE AND POWER UNIT USING SAME - A protection device for an output power source of an electronic device includes a compare unit, an invert unit and a switch unit. The compare unit is coupled with the output power source and receives an input voltage value and a predetermined voltage value from the output power source. The compare unit compares the input voltage value and the predetermined voltage value to generate a comparison signal. The invert unit is coupled with the compare unit and receives the comparison signal to generate an inverted signal. The switch unit is coupled with the output power source and the invert unit, and receives the inverted signal. If the input voltage value is higher than the predetermined voltage value, the switch unit turns on and outputs an output voltage, and if the input voltage value is lower than the predetermined voltage value, the switch unit turns off and has no output. | 2010-02-25 |
20100045118 | RECIPROCATING LINEAR ACTUATOR - A reciprocating linear actuator in which a slide and a counter slide are arranged for linear movement within a hollow guide. The actuator has driving force generating means for generating a driving force between the slide and the counter slide and also has bearing structures formed individually between the guide and the slide and between the guide and the counter slide. If an external force acts on the slide, the external force is transmitted from the slide to the guide through the bearing structure between them. | 2010-02-25 |
20100045119 | SYSTEM FOR GENERATING ELECTRICAL ENERGY FROM AMBIENT ENERGY - A system for generating electrical energy from ambient energy such as the energy of ambient motion and acoustic vibrations. The system has at least two stages, a resonating electrical generator and a kinetic energy conversion system. The stages have differing resonant frequencies to enable harvesting energy from lower frequency ambient motion and converting the energy to higher frequency resonant oscillation for efficiently generating electrical energy. A multiaxial system having a plurality of systems for generating electrical energy from ambient motion each oriented to be responsive to motion along a different axis. An embodiment of a system for generating electrical energy from ambient motion for which the resonating electrical generator is at least part of a driving mass of the kinetic energy conversion system. | 2010-02-25 |
20100045120 | MAGNETIC POWDER, DUST CORE, MOTOR, AND REACTOR - According to the present invention, a magnetic powder for a dust core, which is excellent in terms of insulation properties without causing a decrease in the dust core magnetic flux density, a dust core comprising the magnetic powder, and a motor or a reactor having a core composed of the dust core are provided. Therefore, a magnetic powder | 2010-02-25 |
20100045121 | MOTOR FOR HIGH TEMPERATURE APPLICATIONS - A motor for high temperature applications has a stator that carries windings and a rotor that carries magnets. The rotor and the stator are built up from a stack of laminations made of a high temperature rare-earth permanent magnetic alloy. The stator windings are made of a high temperature magnet wire insulated with a vitreous enamel film bonded to the magnet wire. The stator windings are bonded together with an electrically resistant adhesive made of a ceramic binder. Preferably, the stator and rotor laminations are made of an iron-cobalt-vanadium permanent magnetic alloy selected to have high magnetic saturation, high D.C. maximum permeability, low D.C. coercive force, and low A.C. core loss. In a preferred embodiment, these components are integrated in a switched reluctance motor (SRM) that can operate at at least 460° C. for long durations. The same materials and construction can be used to make a resolver that will perform at the same high temperature as the SRM and with the addition of high temperature compatible magnets, a brushless DC and other permanent magnet motor types can also be realized. | 2010-02-25 |
20100045122 | STATOR OF AN ELECTRICAL MACHINE, ELECTRICAL MACHINE, AND POWER TOOL - A stater of an electrical machine has a cross section, a longitudinal extension, a jacket surface, a plurality of winding holders configured so that at least one of the winding holders for receiving a field winding has a larger winding width than another of the winding holders. | 2010-02-25 |
20100045123 | STATOR OF AN ELECTRICAL MACHINE, ELECTRICAL MACHINE, AND POWER TOOL - A stator of an electrical machine has a cross section, a longitudinal extension, a jacket surface, a plurality of winding holders configured for receiving field windings, the winding holders being distributed inhomogenously around an inner circumference of the cross section, such that a density of the field windings in at least one first region formed around a stator circumference is smaller than in an adjacent second region. | 2010-02-25 |
20100045124 | ROTARY ELECTRIC MACHINE - A rotary electric machine, for solving problems that a space for installing the noise insulation enclosure around the rotary electric machine and a base for installing the noise insulation enclosure are necessary, and that the noise insulation enclosure reducing the noise on an outer side of the noise insulation enclosure does not reduce the noise on an inner side thereof, and the inspecting worker entering thereinto is exposed to a loud noise of the rotary electric machine, the rotary electric machine comprising a stator frame having a stator iron core incorporating a stator coil therein in an inner portion thereof, and a rotor in which a rotor coil rotating so as to oppose to the stator frame and the stator iron core is incorporated, further comprising a noise insulation plate fixed to a noise insulation plate attaching seat welded to an outer surface of the stator frame by a bolt and a nut, an elastic body which is provided in a contact portion between the noise insulation plate attaching seat and the noise insulation plate, and a vibration-proofing rubber washer which is provided in a contact portion between the noise insulation plate and the nut. | 2010-02-25 |
20100045125 | Rotary electric machine - A rotary electric machine having a stator including a coil; and a cooling unit that cools a coil end of the coil, which projects in an axial direction of the stator, wherein the cooling unit includes: an outer periphery cooling portion that is disposed along an outer peripheral surface of the coil end and includes a plurality of injection holes that inject a cooling medium onto the outer peripheral surface; and an end surface cooling portion that is disposed along an axial end surface of the coil end and includes a plurality of injection holes that inject the cooling medium onto the axial end surface. | 2010-02-25 |
20100045126 | ROTOR OF ROTARY-ELECTRIC MACHINE - In a rotor of a rotary-electric machine, in order to improve a cooling performance of a rotor winding on an end portion of the rotor in an axial direction, the rotor winding being held by a retaining ring of the rotor winding formed by laminating conductors in slots of a rotor iron core extending in an axial direction and having slots formed at predetermined intervals in a peripheral direction, ventilation channels through which cooling air flows are formed in the surfaces of the conductors along a longitudinal direction. The ventilation channels have air inlet holes which guide the cooling air and exhaust holes which exhaust the cooling air, the conductors are laminated to constitute the rotor winding, and the conductors include openings of the air inlet holes in bottoms of the conductors on a side opposite to a side on which the ventilation channels are formed. | 2010-02-25 |
20100045127 | SPRING-SHEET-TYPE VIBRATION MOTOR - A spring-sheet-type vibration motor comprises a motor body with an output shaft on a front end and an end cap coupled between a supporting bracket and the motor body on the rear end. The end cap supports one or more electric brushes against the motor body. The supporting bracket includes an end face and a prolonged portion extending therefrom toward the front end of the motor body. One or more connecting terminals are coupled to the supporting bracket, with a first portion coupled to the end face and a front end of a second portion coupled to the prolonged portion. Each terminal further includes a third portion extending obliquely away from the front end of the second portion, a fourth portion bending upward from an end of the third portion, and a contact disposed on a lower surface of a connecting area of the third portion and the fourth portion. | 2010-02-25 |
20100045128 | DIRECT CURRENT MACHINE - The invention relates to a DC current machine, in particular a DC current motor for driving a blower of a motor vehicle, with a pole housing forming the stator of the machine, a rotor that is rotatably mounted in two bearing plates, and with a brush support for supplying current to the rotor. According to the invention, a support is integrated into the brush support, with de-tensioning for the electrical connecting cables of the machine, which means that a secure fastening, de-tensioning, and insulation of the connecting cables is achieved without additional components and without additional expense in the assembly of the machine. | 2010-02-25 |
20100045129 | SPINDLE MOTOR - A spindle motor is disclosed, wherein the spindle motor is integrally formed by a one side-exposed cylindrical bearing housing by pressing a metal sheet plate to save material costs and to simplify an assembly process of constituent elements, whereby the manufacturing cost can be reduced, and a bearing housing is press-fitted or bonded to a base without caulking process to make a perpendicularity of the bearing housing against the base accurate, whereby a perpendicularity of a rotation shaft against the base is also accurate, and whereby noise and vibration are reduced, and the integral formation of the bearing housing inhibits oil discharged from the bearing from leaking toward a lower surface of the beating housing, thereby prolonging the life of the product. | 2010-02-25 |
20100045130 | Superconducting Pulsed-Power Source - Methods and systems provide pulsed-power to a load utilizing high temperature superconductors (HTS) within multiple pulsed-power devices. According to embodiments described herein, each pulsed-power device includes a HTS mounted on a rotor and an armature coil mounted on a stator. The rotor is positioned to allow a magnetic field within the HTS to induce a voltage in the armature coil when the rotor is rotating and to allow a magnetic field created by passing current through the armature coil to charge the HTS. Current created from the operation of a first pulsed-power device is routed to the armature coil in a second pulsed-power device to charge the associated HTS to a higher value. Subsequently, the second pulsed-power device is operated to produce current that is used to further charge the HTS in the first pulsed-power device. This bootstrapping procedure is repeated until all HTSs are fully charged. | 2010-02-25 |
20100045131 | ELECTRIC MOTOR - It comprises stator including stator core having yoke and a plurality of teeth protruded from yoke, which is formed with slots between adjacent teeth, and rotor having rotor core and permanent magnet formed with a plurality of magnetic poles, which confronts tip ends of teeth via gaps, wherein rotor core is formed by rotor core materials circumferentially equally divided into the predetermined number of divisions, and the least common multiple being N for the number of slots and the number of magnetic poles and the least common multiple being M for the number of slots and the number of divisions, then N is equal to M. | 2010-02-25 |
20100045132 | ROTOR FOR AN ELECTRIC MOTOR - The invention relates to a rotor for an electric motor, comprising a rotor shaft, a rotor core stack that is attached to the rotor shaft, a ring member which surrounds the rotor core stack, and a gap located between the rotor core stack and the ring member. Adhesive is introduced into the gap for fastening the ring member to the rotor core stack. Molded articles that are used as spacers are admixed to the adhesive. | 2010-02-25 |
20100045133 | MULTIPHASE SYNCHRONOUS ELECTRICAL MACHINE FOR CONVERTING KINETIC ENERGY INTO ELECTRICAL ENERGY AND ELECTRICAL ENERGY INTO KINETIC ENERGY ON BOARD A TRANSPORT VEHICLE - A multiphase synchronous electrical machine for converting kinetic energy into electrical energy and electrical energy into kinetic energy has a rotor, extending along an axis, and a stator, which is provided with a stator pack having slots and with an electrical winding, which extends in part in the slots and in part at two heads arranged on opposite sides of the stator pack and which has bars, housed in the slots and connected to one at the heads, connection plates, each of which has: a main body having at least two seats for housing the bars; and an arm, which is set between the two seats and extends from the main body towards the axis. | 2010-02-25 |
20100045134 | MULTIPHASE SYNCHRONOUS ELECTRICAL MACHINE FOR CONVERTING KINETIC ENERGY INTO ELECTRICAL ENERGY AND ELECTRICAL ENERGY INTO KINETIC ENERGY ON BOARD A TRANSPORT VEHICLE, METHOD FOR ASSEMBLING THE ELECTRICAL MACHINE, AND TRANSPORT VEHICLE PROVIDED WITH SAID ELECTRICAL MACHINE - A multiphase synchronous electrical machine for converting kinetic energy into electrical energy and electrical energy into kinetic energy has a rotor extending along an axis, and a stator, which is provided with a stator pack having slots and with an electrical winding, which extends in part in the slots and in part in a position corresponding to two heads arranged on opposite sides of the stator pack and has bars housed in the slots and connected to one another in a position corresponding to the heads and connection plates, which are welded to the bars, are packed with respect to one another and to the stator pack in an axial direction and are shaped in such a way as to define a prolongation of the stator pack. | 2010-02-25 |
20100045135 | ELECTRIC MOTOR - A multi-pole PMDC motor has brush gear for transferring electrical power from motor terminations to its windings via a commutator. The brush gear comprises a brush card supporting at least four brush assemblies. The brush assemblies are separated into two brush groups with the brush assemblies of each group being electrically connected together by links of flexible wire. | 2010-02-25 |
20100045136 | BRUSH GEAR OF A MOTOR - Brush gear of a motor has a brush card with a plurality of brushes installed at one side thereof. Each brush is electrically connected with a connector. Two motor terminations provide power to the brushes via the corresponding connectors and at least one wire connects two of the connectors. Each of said two of the connectors has a hole to receive one end of the wire and at least two fingers extends from an edge of the hole inclined toward the axis of the hole, such that when the end of the wire extends through the hole, the fingers are resiliently deformed and grip the wire to prevent withdrawal of the wire from the hole. | 2010-02-25 |
20100045137 | ACTUATOR AND METHOD FOR MANUFACTURING THE SAME - An actuator that can be driven at a reduced voltage and manufactured with ease, and a method for manufacturing the same are provided. The actuator includes second supporting portions 31 and 32 secured to a supporting substrate 4 through a spacer, fixed portions 33 and 34 secured to the supporting substrate 4 with no intervention of the spacer, fixed comb electrodes 331 and 341 integrally formed the fixed portions 33 and 34 and meshing with movable comb electrodes 211 and 212 in a spaced-apart relationship, and bridge portions 35 and 36 for connecting the fixed portions 33 and 34 to the second supporting portions 31 and 32. The fixed portions 33 and 34 are affixed to the supporting substrate 4 in a condition that they are deflected toward the supporting substrate 4 with respect to the second supporting portions 31 and 32 while bending the bridge portions 35 and 36, thereby initially deflecting the fixed comb electrodes 331 and 341 so as to be out of alignment with the movable comb electrodes 211 and 212 in a thickness direction of the supporting substrate 4. | 2010-02-25 |
20100045138 | PIEZOELECTRIC THIN-FILM ACOUSTIC WAVE DEVICE AND INFORMATION PROCESSING UNIT USING THE SAME - A piezoelectric thin-film acoustic wave device formed of a piezoelectric thin film of AlN on the +C plane and having the polarization strength of not lower than 0.63×10 | 2010-02-25 |
20100045139 | DRIVING DEVICE AND OPTICAL APPARATUS - Disclosed is a driving device capable of stably operating a plurality of actuators. | 2010-02-25 |
20100045140 | Piezoelectric ultrasonic motor - A piezoelectric ultrasonic motor includes a piezoelectric stator including a hollow metal tube having a quadrangular cross section and four piezoelectric elements each installed in each outer face of the metal tube; a rotary shaft including a rotation bar inserted into an inner space of the metal tube, an upper rotation member provided around the rotation bar in contact with an upper surface of the piezoelectric stator, the rotation member rotating in response to the strain of the piezoelectric stator, a lower rotation member adapted to restrain the rotation of the rotation bar and contacting a lower surface of the piezoelectric stator and a power transmission member provided at one portion of the rotation bar to transmit the rotation of the rotation member to an object to be transported; and a power supply to apply a supply voltage necessary for the actuation of the piezoelectric stator. | 2010-02-25 |
20100045141 | LARGE FORCE AND DISPLACEMENT PIEZOELECTRIC MEMS LATERAL ACTUATION - A piezoelectric microelectromechanical systems (MEMS) actuator includes a silicon substrate; an actuator beam comprising a first end region connected to the silicon substrate and a second end region connected to a mechanically compliant spring assembly; a first electrode over the silicon substrate; a piezoelectric layer above the first electrode; a second electrode over the piezoelectric layer; a conductive top structural layer above the second electrode, wherein a center half of the actuator beam is configured as a positive deflection region, and wherein both the first electrode and the second electrode supply voltage to both positive and negative deflection regions of the actuator beam. | 2010-02-25 |
20100045142 | NEGATIVE VERTICAL DEFLECTION PIEZOELECTRIC MEMS ACTUATORS AND METHOD OF FABRICATION - Co-fabricating of vertical piezoelectric MEMS actuators that achieve large positive and negative displacements through operating electric fields in excess of the coercive field includes forming a large negative displacement vertical piezoelectric MEMS actuator, forming a bottom structural dielectric layer above a substrate layer; forming a bottom electrode layer above the structural dielectric layer; forming an active piezoelectric layer above the bottom electrode layer; forming a top electrode layer above the active piezoelectric layer; forming a top structural layer above the top electrode layer, wherein the x-y neutral plane of the negative displacement vertical piezoelectric MEMS actuator is above the mid-plane of the active piezoelectric layer, wherein the negative displacement vertical piezoelectric MEMS actuator is partially released from the substrate to allow free motion of the actuator; and combining the large negative displacement vertical piezoelectric MEMS actuator and a large positive displacement vertical piezoelectric MEMS actuator on the same the substrate. | 2010-02-25 |
20100045143 | SELF-CONTAINED PIEZOELECTRIC DEVICE FOR GENERATING VOLTAGE - A piezoelectric device for generating a voltage, comprising a vibratory blade with a first end secured to a fixed substrate and a second, free end which can be moved by applying a mechanical pulse thereon. At least one separate piezoelectric element is provided on one side of blade in such a way that it is deformed by the oscillation of the blade following the application of said mechanical pulse, and thereby generates a voltage. The device is characterised in that the blade is generally U shaped and has two substantially planar arms joined together via a curved intermediate portion. A first arm is secured to the substrate and a second arm has the free end. | 2010-02-25 |
20100045144 | PIEZOELECTRIC DEVICE, ANGULAR VELOCITY SENSOR, ELECTRONIC APPARATUS, AND PRODUCTION METHOD OF A PIEZOELECTRIC DEVICE - A piezoelectric device is provided and includes a substrate, a first electrode film, a piezoelectric film, and a second electrode film. The first electrode film is formed on the substrate. The piezoelectric film is represented by Pb | 2010-02-25 |
20100045145 | Piezoelectric component and manufacturing method thereof - An object of the present invention is to; miniaturize, increase the capacity, and reduce the price of piezoelectric components. The present invention relates to a piezoelectric component and a manufacturing method thereof, characterized in that: there are bonded and laminated at least two or more piezoelectric elements in which comb-teeth electrodes, wiring electrodes having element wirings that are arranged adjacent to the comb-teeth electrodes, and electrode terminals connected to the wiring electrodes, are formed on a principal surface of a plurality of piezoelectric substrates, while forming hollow sections between the respective piezoelectric elements; through electrodes are formed in the respective piezoelectric substrates so as to pass therethrough; the through electrodes are connected to the electrode terminals; and the piezoelectric substrates are sealed by a resin sealing layer. | 2010-02-25 |
20100045146 | Power Generation System for a Stroller - A system for generating electrical energy from the movement of the stroller includes: a wheel; a gear reduction system operationally coupled between the wheel and a motor such that rotation of the wheel causes the motor to generate electrical energy; a power storage device operationally coupled to the motor for storing the electrical energy produced by the motor; and a control system. The control system includes: a switching device operationally coupled between the motor and the power storage device; and a microcontroller operationally coupled to the switching device and configured to control the state of the switching device. The microcontroller controls the switching device to close to allow the electrical energy generated by the motor to flow into and charge the power storage device, and the microcontroller controls the switching device to open to prevent the electrical energy from flowing to the power storage device. | 2010-02-25 |
20100045147 | Modular Storage System for Laboratory Fluids - According to the invention, a modular storage system for laboratory fluids is characterized in that a carrier frame comprises a defined number of slots for at least two different laboratory vessel inserts, which can be inserted so that they can be arbitrarily interchanged and inserted in arbitrary combinations with a positive fit in the slots of the carrier frame and which each comprise at least one laboratory vessel and/or at least one compartment for at least one laboratory vessel. | 2010-02-25 |
20100045148 | ARTIFACT HOLDER AND DISPLAY - An artifact holder and display for holding an artifact having an artifact shape includes a front portion having a frame and a display area surrounded by the frame. A back portion is coupled to the front portion and includes a support portion positioned to support the front portion and the back portion in a display position. A first window is coupled to the front portion and cooperates with the back portion to define a first display space. The first window has a non-planar shape similar to the artifact shape such that the first window and the back portion hold the artifact in a display position within the first display space. A second window is coupled to the front portion and cooperates with the back portion to define a second display space. The second display space is substantially cubical and sized to receive a substantially planar rectangular object to display a first side of the object. | 2010-02-25 |
20100045149 | ADJUSTMENT APPARATUS FOR SNEEZE GUARD - An adjustment apparatus for a sneeze guard includes a support post having a mounting bar with two parallel ridges along the rear side. First and second support frames are slidably interconnected and secured to the ridges on the mounting bar in parallel relation, the outer side of first support frame facing the outer side of the second support frame. The first support plate is pivotally connected and adjustably secured in a plurality of rotational positions to the inner side of the first support frame. The first support plate includes a holder on the inner side attached to one end of a transparent pane of a sneeze guard. The second support plate is pivotally connected and adjustably secured in a plurality of rotational positions to the inner side of the second support frame. The second support plate includes a holder on the inner side attached to one end of an opposing transparent pane of a sneeze guard. The adjustment apparatus allows each of the transparent panes in a series of interconnected sneeze guard panes to be adjusted vertically and rotationally, independently of any other pane in the series. | 2010-02-25 |
20100045150 | DOMESTIC APPLIANCE FOR INSTALLATION IN A FURNITURE FRAME - A domestic appliance for installation in a furniture frame. The appliance includes an essentially rectangular body and a vertical cover section fixed to a front vertical edge of the body and extending laterally beyond the vertical edge onto the furniture frame. A leg of the section adjacent to a lateral wall of the body has a hole for a fixing screw and a head of the fixing screw is accommodated at least partially in a depression surrounding the hole. A floor of a depression surrounding the hole is level, and a shaft of the fixing screw maintains clearance as it passes through the hole. | 2010-02-25 |
20100045151 | DOMESTIC APPLIANCE FOR INSTALLATION IN A FURNITURE FRAME - A domestic appliance for installation in a furniture frame, the appliance includes an essentially rectangular body, and two vertical cover sections affixed to the front vertical edges of the body, which extend laterally beyond the vertical edges onto the furniture frame. A horizontal cover section is pushed in between the vertical sections along an upper front edge of the body. | 2010-02-25 |
20100045152 | SHELF EXTENDING AND LIFTING SYSTEM - A basket apparatus includes a basket positioned in a cabinet, a motor to drive the basket from a rearward lowered position in the cabinet to a forward directed raised position outside of the cabinet and a driver connecting the basket to the motor. In one embodiment, the driver has an extendable drive portion to allow manual movement of the basket from the rearward lowered position to a forward lowered position and a rigid drive portion to transmit force from the motor to the basket to drive the basket between the rearward lowered position and the forward directed raised position so that the basket may be pulled by a user from a rearward lowered position to a forward lowered portion and the driver enables the motor to drive the basket to the forward directed raised position outside of the cabinet. | 2010-02-25 |
20100045153 | PULL-OUT GUIDE FOR DRAWER - The invention relates to a pull-out guide for drawers comprising a first and at least one second rail, at least one carriage with load-transmitting roller bodies being arranged between said two rails. The carriage can be coupled to the second rail, particularly when deviating from the differential course between the two rails, characterized in that a rolling or sliding body is mounted in a freely movable manner on or in the carriage, through which the carriage can be coupled to a coupling part on the second rail, and that a recess is provided in the first rail into which the rolling or sliding body can be moved during opening of the drawer, wherein the coupling part can de decoupled from the rolling or sliding body and passes along the carriage. | 2010-02-25 |
20100045154 | LIGHT EMITTING DEVICE - The disclosed light emitting device comprises at least one first light emitting element including at least one light emitting chip for emitting light having a wavelength of 400 to 500 nm and a phosphor; and at least one second light emitting element disposed adjacent to the first light emitting element to emit light having a wavelength of 560 to 880 nm. | 2010-02-25 |
20100045155 | EL Panel with Thermally Rear Electrode - An EL panel includes a conductive layer that is thermally bonded to portions of the panel. A patterned rear electrode can be reconfigured easily for prototype or low volume production yet the method and apparatus are suitable for volume production as well. The rear electrode is patterned by raster scanning a localized heating element or by using toner powder as the adhesive, wherein the toner powder is patterned by xerographic printing. | 2010-02-25 |
20100045156 | Electrode for a spark plug - An electrode is provided for a spark plug made of a base material and at least one additive material situated in the base material in a dispersedly distributed manner, which is intercalated in the base material, and is a metal oxide, and is characterized by a negative enthalpy of formation greater than 800 kJ/mol O | 2010-02-25 |
20100045157 | Parabolic dish nozzle spark plug - A spark plug having a ground electrode in the shape of a parabolic defined by a dish reflector and a hole at the center of the parabolic dish reflector. An ignitor electrode terminates at its distal end in a round tip disposed in the center hole in spaced-apart relationship with respect to the center hole. An insulative body supports the ignitor electrode with a conductive body supporting the ground electrode. The parabolic dish reflector is joined with the conductive body by a pair of posts so as to define a pair of slots for venting exhaust gasses from the ignition site. | 2010-02-25 |
20100045158 | ELECTRON DENSITY CONTROLLABLE FIELD EMISSION DEVICES - Field emission devices (FEDs) are provided. In one embodiment, an FED includes an electron emitter, a tube spaced apart from the electron emitter and having a first opening and a second opening, and a gate electrode disposed on an outer surface of the tube. The first opening is disposed at one end of the tube adjacent to the electron emitter, and the second opening is disposed at the other end of the tube. The FED further includes an anode that is spaced apart from the second opening and collects secondary electrons emitted from the second opening. | 2010-02-25 |
20100045159 | MICRO DISCHARGE DEVICE CAPABLE OF LOW VOLTAGE DISCHARGES IN A VARIETY OF CARRIER GASES FOR DETECTION AND/OR IONIZATION - A micro discharge device (MDD) capable of low voltage discharges in a variety of carrier gases for detection and/or ionization includes a sample introduction capillary having a first open end connected to a gas system and a second open end connected to a cylinder comprising a high dielectric constant material. A high voltage electrode can be placed in close proximity to the outer diameter of the cylinder and at a close linear distance to the second open end of the sample introduction capillary. A region can be formed inside the cylinder between the second end of the sample introduction capillary and the high voltage electrode wherein discharge can be located. An optical emission collector can be located through the flow manifold to a receiving location near the high voltage electrode within a region from inside the cylinder between the high voltage electrode and the manifold. | 2010-02-25 |
20100045160 | MULTIBEAM DOUBLY CONVERGENT ELECTRON GUN - This disclosure describes a multibeam doubly convergent electron gun. Two or more beamlets can be run parallel to the axis at a prescribed radius to produce sufficient current to drive the VED. In order to obtain sufficient cathode surface area to provide the required current, the beamlets are launched from a cathode radius greater than the radius required in a slow wave circuit. In one embodiment, an electron gun includes a focus electrode that surrounds two or more cathodes, wherein each cathode emits a beamlet comprised of a plurality of electrons directed to a predetermined location. A first anode receives each beamlet at the predetermined location, accelerates each beamlet and changes the radius of each beamlet. A second anode receives each beamlet from the first anode, directs each beamlet along a predetermined axis, further accelerates, and can further compress each beamlet. | 2010-02-25 |
20100045161 | Plasma display panel - A plasma display panel including a first substrate and a second substrate, the first substrate having an inner surface facing the second substrate, at least one dark-colored visible ray absorbing layer on the inner surface of the first substrate, at least one discharge sustaining electrode pair on the visible ray absorbing layer, a first dielectric layer on the discharge sustaining electrode pair, an address electrode on the second substrate and disposed in a direction crossing the discharge sustaining electrode pair, a second dielectric layer on the address electrode, barrier ribs disposed between the first substrate and the second substrate and defining a plurality of discharge cells, and a phosphor layer coated in the discharge cells. | 2010-02-25 |
20100045162 | FLUORESCENT LAMP - A fluorescent lamp includes sealed glass tube | 2010-02-25 |
20100045163 | PHOSPHOR BODY CONTAINING RUBY FOR WHITE OR COLOUR-ON-DEMAND LEDS - The invention relates to a phosphor element comprising Cr(III)-activated aluminium oxide (ruby), to the production thereof, and to the use thereof as LED conversion phosphor for white LEDs or so-called colour-on-demand applications. | 2010-02-25 |
20100045164 | GLASS FOR AN ILLUMINATING MEANS WITH EXTERNAL ELECTRODES - The invention concerns a glass composition for a glass body of an illuminating means with external electrodes, wherein the quotient of the loss angle (tan δ[10 | 2010-02-25 |
20100045165 | FLUORESCENT LAMP - Provided is a fluorescent lamp composed of a bulb and bases provided at base ends. The bulb includes (a) a circumferential wall whose inner surface is coated with a fluorescent layer and (b) end walls each partially composed of a stem to which an electrode is attached, the stem being plate-shaped. The bases are each provided covering a corresponding one of the stems such that at least part of each end wall other than the stem is exposed. An inner surface of each stem is positioned closer to a center of the bulb in a bulb axis direction than an imaginary plane containing a corresponding edge of the bulb is. | 2010-02-25 |
20100045166 | ELECTRON EMITTING DEVICE AND LIGHT EMITTING DEVICE THEREWITH - An electron emitting device includes a substrate, a plurality of first wiring units, each of the plurality of first wiring units including a plurality of first electrodes extending in a first direction on the substrate and spaced apart from each other, a plurality of second wiring units, each of the plurality of second wiring units including a plurality of second electrodes each extending in a direction substantially opposite to the first direction and interposed between adjacent first electrodes of the plurality of first electrodes, and a plurality of first electron emitters at sides of the first electrodes and a plurality of second electron emitters at sides of the second electrodes, wherein at least one of the plurality of first wiring units or the plurality of second wiring units is configured to be driven separately. | 2010-02-25 |
20100045167 | SURFACE LIGHT-EMITTING DEVICE AND ILLUMINATING APPARATUS AND DISPLAY APPARATUS INCLUDING THE SAME - There is provided a surface light-emitting device that improves the light emission efficiency and an illuminating apparatus and a display apparatus that include the surface light-emitting element. A surface light-emitting device includes transparent substrate | 2010-02-25 |
20100045168 | WHITE LIGHT LIGHT-EMITTING DIODES - A white light light-emitting diode is provided. The white light light-emitting diode includes a substrate including an anode and a cathode or a circuit, an ultraviolet light-emitting diode emitting ultraviolet with a peak wavelength between 320-400 nm disposed on the substrate, and a phosphor layer formed by blending blue, yellow and red phosphor grains with transparent resin pervious to ultraviolet and visible light applied on the ultraviolet light-emitting diode, wherein the yellow phosphor grains are excited by blue light with an emission band between about 400-530 nm. | 2010-02-25 |
20100045169 | NANO ELECTRONIC DEVICES - Nano material devices are provided. In one embodiment, a nano material device comprises a substrate, a first layer disposed on the substrate, a second layer and a third layer The first layer is configured to include a first set of electrodes at least partially parallel to each other and aligned in a first direction, and the third layer is configured to include a second set of electrodes at least partially parallel to each other and aligned in a third direction transverse to the first direction, thereby defining a plurality of intersections. The second layer is interposed between the first and third layers and configured to include an array of nano materials each element of which is configured to be disposed in each of the intersections. | 2010-02-25 |
20100045170 | Novel organic electroluminescent compounds and organic electroluminescent device using the same - The present invention relates to novel organic electroluminescent compounds, and organic electroluminescent devices employing the same as electroluminescent material. Specifically, the organic electroluminescent compounds according to the invention are characterized in that they are represented by Chemical Formula (1). | 2010-02-25 |
20100045171 | ORGANIC ELECTROLUMINESCENCE ELEMENT, LIGHTING DEVICE AND DISPLAY DEVICE - Disclosed is an organic electroluminescent device having high external quantum efficiency and long emission life. Also disclosed are an illuminating device and a display, each comprising such an organic electroluminescent device. The organic electroluminescent device is characterized by comprising at least an anode and a cathode on a supporting substrate, while having at least one light-emitting layer between the anode and the cathode. The organic electroluminescent device is also characterized by containing a polymer which at least partially contains a compound A having a partial structure represented by the general formula (a) below and a reactive group, and is obtained by polymerizing the compound A through the reactive group. (In the formula, Ar1 and Ar2 respectively represent an aromatic ring.) | 2010-02-25 |
20100045172 | ORGANIC ELECTROLUMINESCENT ELEMENT - An organic electroluminescent element having at least an anode, a cathode, and a light-emitting layer held between the anode and the cathode on a substrate and emitting white light. The light-emitting layer consists of three or less layers, the light-emitting material contained entirely in the light-emitting layer consists of at least four kinds of light-emitting material having different emission maximum wavelengths (λmax). The four kinds of light emitting material have emission colors of blue, green, yellow red and red, and since one or more layers out of the three or less layers of the light-emitting layer contain two or more kinds of light-emitting material simultaneously, there is obtained an organic electroluminescent element excellent in color rendering and exhibiting high power efficiency in which variation in emission color is small even if current density varies. | 2010-02-25 |
20100045173 | ORGANIC LIGHT EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY APPARATUS - An organic light emitting display (OLED) apparatus and a method of manufacturing the same, the OLED apparatus including: a substrate; an active layer formed on the substrate; a gate electrode insulated from the active layer; source and drain electrodes insulated from the gate electrode and electrically connected to the active layer; a pixel defining layer formed on the source and drain electrodes, having an aperture to expose one of the source and drain electrodes; an intermediate layer formed in the aperture and comprising an organic light emitting layer; and a facing electrode which is formed on the intermediate layer. One of the source and drain electrodes has an extension that operates as a pixel electrode. The aperture exposes the extended portion. The intermediate layer is formed on the extended portion. | 2010-02-25 |
20100045174 | COMPOSITION FOR USE IN ORGANIC DEVICE, POLYMER FILM, AND ORGANIC ELECTROLUMINESCENT ELEMENT - A composition for use in an organic device, useful in producing an organic device, such as an organic electroluminescent element, having high operation stability, is a composition for use in an organic device that contains at least two cross-linking compounds, at least two of the cross-linking compounds having different numbers of cross-linking groups. A polymer film produced by forming a film of the composition for use in an organic device and then polymerizing the cross-linking compounds. An organic electroluminescent element that includes an anode and a cathode on a substrate and at least one organic layer disposed between the anode and the cathode, wherein at least one of the at least one organic layer is a layer that is produced by forming a film of the composition for use in an organic device and then polymerizing the cross-linking compounds. | 2010-02-25 |
20100045175 | ORGANIC LIGHT EMITTING DIODE LIGHTING DEVICES - An organic light emitting diode (OLED) device includes a substrate, an anode, a cathode, an active region including an organic material, wherein the active region is electrically coupled to the anode and the cathode, at least one coupler configured to electrically couple at least one of the anode or the cathode to a power supply, and an encapsulation that isolates the active region from an ambient environment. A lighting system can be made including a plurality of OLED devices. A lighting system can be assembled using the OLED devices from a kit. The OLED devices may be polymer light emitting diode (PLED) devices or small molecule light emitting diode (SMOLED) devices. The OLED devices can use regio-regular poly-thiophene. | 2010-02-25 |
20100045176 | ORGANIC LIGHT EMITTING DEVICE - An organic light emitting display includes an anode; an organic layer on the anode; and a cathode on the organic layer. The cathode includes a first region and a second region which are sequentially disposed on the organic layer in parallel. The first and second regions are formed by doping a metal oxide on an indium oxide matrix. The doping density of the metal oxide of the first region is greater than that of the second region, the metal oxide of the first region has a density gradient, and the density of the metal oxide in a boundary surface of the first and second regions is the same. An organic light emitting display according to the present invention can increase light emitting efficiency without using a resonance structure. | 2010-02-25 |
20100045177 | LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - The present invention is to provide an organic light emitting display and a method of manufacturing the same. The light emitting display according to the present invention includes: a first substrate on which a plurality of light emitting devices having first electrodes, organic light emitting layers, and second electrodes are disposed; a second substrate disposed to face the first substrate; a dam member disposed between the first substrate and the second substrate to surround the plurality of light emitting devices; an inorganic sealing material disposed between the first substrate and the second substrate in an outer area of the dam member and attaching the first substrate to the second substrate; and a silicon filling material provided between the first substrate and the second substrate inward of the dam member to be in contact with the second electrodes. | 2010-02-25 |
20100045178 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic EL device includes a substrate; a layered structure including a first electrode, an organic layer, and a second electrode disposed on the substrate in this order; and laminated protective layers surrounding at least the layered structure. The protective layers are composed of silicon, nitrogen, hydrogen, and fluorine. The fluorine content in the outermost protective layer is in the range of 0.01 to 1.0 atomic percent. | 2010-02-25 |
20100045179 | DISPLAY APPARATUS USING OXIDE SEMICONDUCTOR AND PRODUCTION METHOD THEREOF - There are provided a display apparatus which can be stably driven for a long period of time and can display an image with high definition and less image defect, and a production method thereof. The display apparatus includes a light-emitting layer, a pair of electrodes sandwiching the light-emitting layer, a transistor with an active layer for driving the light-emitting layer through the pair of the electrodes, and a matrix wiring portion having a scanning electrode line, a signal electrode line, and a first insulating layer, wherein the active layer includes an oxide which contains In and Zn and at least a part of which is amorphous, and wherein a second insulating layer containing hydrogen in an amount of less than 3×10 | 2010-02-25 |
20100045180 | Liquid crystal display with split electrode - A light shutter includes a first electrode, a second electrode, and a third electrode, wherein the first and second electrodes are capacitively coupled to each other by the third electrode. The first electrode and the second electrode can be segmented and the segments separately addressed. In a display having a light shutter and an EL panel stacked on the same side of a substrate, there is a common front electrode and separate rear electrodes for operating the light shutter and the EL panel. The common electrode is electrically floating and the rear electrodes are capacitively coupled to each other by the common front electrode. The rear electrodes can be segmented and the segments separately addressed. | 2010-02-25 |
20100045181 | LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - The present invention is to provide an organic light emitting display and a method of manufacturing the same, the light emitting display including: a first substrate on which a plurality of light emitting devices are formed; a second substrate disposed to face the first substrate; a dam member disposed between the first substrate and the second substrate to surround the plurality of light emitting devices; an inorganic sealing material disposed between the first substrate and the second substrate on an outward side of the dam member and attaching the first substrate and the second substrate; and a filling material provided between the first substrate and the second substrate on an inward side of the dam member and formed of at least one inert liquid selected from the group consisting of perfluorocarbon and fluorinert. | 2010-02-25 |
20100045182 | METHOD FOR FORMATION OF LINE PATTERN USING MULTIPLY NOZZLE HEAD AND DISPLAY PANEL MANUFACTURED BY THE METHOD - A method for formation of a line pattern using a multiply nozzle head includes forming a cell region in which display cells with a height corresponding to a multiple of a line gap of nozzles provided to the multiply nozzle head are repeated in two dimensions; and forming different kinds of first and second line patterns alternatively repeated on the cell region by ink-jet printing using the multiply nozzle head. When the multiply nozzle head scans once, the first and second line patterns are formed at the same time under the condition that the height of the display cells and a gap between two associative line patterns are a multiply of the line gap of nozzles. This method may improve productivity by reducing the number of scans of the multiply nozzle head, and also decrease the possibility of open circuit occurring when forming a line pattern by ink jetting. | 2010-02-25 |
20100045183 | LAMP COMPRISING A CONDUCTOR EMBEDDED IN THE QUARTZ GLASS ENVELOPE OF THE LAMP - A lamp comprising an envelope ( | 2010-02-25 |
20100045184 | METAL HALIDE LAMP - A metal halide lamp is comprised of an airtight tube ( | 2010-02-25 |
20100045185 | CATHODE FOR DISCHARGE LAMP AND DISCHARGE LAMP USING THE SAME - A cathode for a discharge lamp contains emitter material, wherein a carbide layer is formed on an outer surface of the cathode, the carbide layer is formed on an area extending from a tip portion of the cathode, and two or more grooves extending toward the tip portion of the cathode are formed on the area where the carbide layer is formed. | 2010-02-25 |
20100045186 | DUAL BRIGHTNESS TWINKLE IN A MINIATURE LIGHT BULB - A circuit for high-low flashing in a series-wired light string circuit. The series-wired light string includes miniature incandescent bulbs disposed in respective light sockets. A resistive element connected in series with a bi-metallic thermal switching element is mounted—as a shunt—either inside the light socket or inside the bulb, so as to be connected in parallel with the bulb filament. The bi-metallic thermal switching element, in series with the resistive element, electrically switches the resistive element off and on across the bulb filament. The bi-metallic thermal switching electrical contacts are in the normally closed position. Because the resistive element is in parallel with the bulb filament when the bi-metallic switching element is in its normally closed position, the bulb filament brightness is at its low state. As current flows through the resistive element and the bi-metallic thermal switching element, the bi-metallic switching element is warmed and activated and moves from its normally closed position to an open position. The shunt is now removed from across the bulb filament and the bulb illuminates brighter. Since the resistive element no longer passes current through it when it opens, it cools. When it cools sufficiently, the bi-metallic switching element moves back to its normally closed position. The cycle is repeated. | 2010-02-25 |
20100045187 | System and Method for Driving LED - A system drives one or plurality of LEDs, regulating their brightness by controlling LEDs average current or voltage. The system includes a switching power converter and an integrated digital regulator with at least one of electrical, thermal and optical feedbacks. The regulator is constructed as a hysteretic peak current mode controller for continuous mode of operation of the power converter. For discontinuous mode of operation of the power converter a pulse averaging sliding mode control is being used. Average LED current is measured by integrating LED pulse current at off time and hysteretically adjusting on time of the power switch. Input battery is protected from discharging at abnormally low impedance of the output. | 2010-02-25 |
20100045188 | ADJUSTING A DRIVING SIGNAL FOR SOLID-STATE LIGHTING DEVICES - Adjusting a driving signal for a lighting device by obtaining a temperature of the lighting device, and adjusting at least one parameter of a conversion procedure depending on the obtained temperature. Further a set-point of a desired colour and/or brightness is converted into a set-point of colour sensor coordinates with the conversion procedure. The actual colour values of the lighting device are obtained, and the driving signal is adjusted based on a difference between the colour sensor coordinates set-point and the obtained colour values. | 2010-02-25 |
20100045189 | ORGANIC LIGHT EMITTING DIODE LIGHTING SYSTEMS - A lighting system includes a plurality of organic light emitting diode (OLED) devices. By selecting the plurality of OLED devices, or by selectively controlling the plurality of OLED devices, the color characteristics of the lighting system can be tuned. The lifetime of the lighting system can be improved. | 2010-02-25 |
20100045190 | LED BACKLIGHT - An LED backlight controller is disclosed. One embodiment comprises a luminance regulator to generate a luminance control signal to adjust a luminance level in a LED backlight assembly, a timing controller to generate a dimming control signal to adjust a dimming level in the LED backlight assembly, wherein the dimming control signal is a pulse width modulated signal, and an LED driver circuit to receive the luminance control signal and the dimming control signal, the LED driver circuit further to generate an LED driver signal to provide to the LED backlight assembly, wherein the LED driver circuit is configured to control luminance by adjusting the current of the LED driver signal, and wherein the LED driver circuit is configured to adjust a dimming level in the LED backlight assembly by a change in the duty cycle for the dimming control signal. Other embodiments are described herein. | 2010-02-25 |
20100045191 | DEVICE FOR CONTROLLING LIGHT SOURCES - An illumination system ( | 2010-02-25 |
20100045192 | METHOD FOR DRIVING LIGHT SOURCE, LIGHT SOURCE APPARATUS FOR PERFORMING THE METHOD AND DISPLAY APPARATUS HAVING THE LIGHT SOURCE APPARATUS - A method for driving a light source includes providing a first control voltage at a first level to a memory so that the memory performs a writing operation when an external control signal is received by a control voltage generating circuit, providing a second control voltage at a second level to the memory so that the memory prevents the writing operation when the external control signal is not received by the control voltage generating circuit, comparing a reference signal stored in the memory with a sensing signal based on an amount of light outputted from the light source to generate a driving signal, and providing the driving signal to the light source to compensate the amount of light outputted from the light source. | 2010-02-25 |
20100045193 | ORGANIC ELECTROLUMINESCENT LIGHT EMITTING DEVICE FOR RESTORING NORMAL OPERATION AFTER LOW-VOLTAGE ERRORS - Provision of a light emitting device having functionality for restoring to normal even if a low-voltage error occurs, by temporarily applying a reverse current to a low-voltage error light emitting element using a direction inverting circuit, and repairing portions in which impedance has fallen by applying the current. | 2010-02-25 |
20100045194 | POWERING AND CONTROLLING LIGHT EMITTING DIODES VIA THERMALLY SEPARATED ARRAYS OF DISSIPATIVE ACTIVE ELEMENTS - A chipset for powering and controlling a plurality of light emitting diode (LED) strings. The chipset includes a controller having a pulse width modulating (PWM) functionality and a data transfer interface circuitry; and at least one dissipative active element array comprising a plurality of dissipative active elements. The dissipative active element array(s) are packaged to be thermally separate from the controller. The PWM functionality is arranged to individually pulse width modulate a current flow through each of the LED strings. Each of the plurality of dissipative active elements is associated with a particular one of the plurality of LED strings and is arranged to limit the current flow of the pulse width modulated current that flows through the particular LED string to a value, the value being responsive to a value output by the controller via the data transfer interface circuitry. | 2010-02-25 |
20100045195 | CONSTANT CURRENT SWITCHING POWER SUPPLY APPARATUS, METHOD OF DRIVING IT, LIGHT SOURCE DRIVING APPARATUS, METHOD OF DRIVING IT, AND IMAGE DISPLAY APPARATUS - In a constant current switching power supply, the current flowing through the load, is feedback-controlled based on the deviation of the detection value (Id) from the target value (Ir), multiplied by a proportional gain (PG), the value of the gain is set to a predetermined value immediately after the load switching element ( | 2010-02-25 |
20100045196 | CIRCUIT ARRANGEMENT FOR FIRING A DISCHARGE LAMP - A circuit arrangement for starting a discharge lamp, comprising: a first and a second input terminal for connecting an input voltage; an inverter, which has an input and an output, the input being coupled to the first and the second input terminal; a first and a second output terminal for connecting the discharge lamp; a resonant inductor, which is coupled between the output of the inverter and the first output terminal; a resonant circuit, which comprises the resonant inductor; a regulating apparatus for regulating the frequency of the signal provided at the inverter output; and a current measuring apparatus, which is arranged so as to measure a current which is correlated with the current in the resonant circuit, wherein the regulating apparatus is adapted to regulate the frequency at the output of the inverter as a function of the measured current. | 2010-02-25 |
20100045197 | GAS-DISCHARGE LAMP - A gas-discharge lamp ( | 2010-02-25 |
20100045198 | LED LIGHT ENGINE - An integrated Light Emitting Diode (LED) device including multiple LEDs connected to a circuit board, integrated circuit (IC) drivers connected to the circuit board, and a first alternating current (AC) terminal and a second AC terminal connected to the circuit board. | 2010-02-25 |
20100045199 | IGNITION TRANSFORMER FOR A DISCHARGE LAMP - An ignition transformer for a discharge lamp is provided having a transformer core whose material and dimensions are selected in such a manner that the Curie temperature of the material after the ignition which is achieved by means of the ignition transformer can be achieved by a voltage drop across a secondary winding of the ignition transformer. | 2010-02-25 |
20100045200 | Lamp drive circuit - A lamp drive circuit used for driving a number of lamps is provided. The lamps are used in the backlight module. The backlight module is used for providing a light source during a liquid crystal display displays. The lamps are respectively electrically connected to a coil is. The coils substantially have the same coil turns and have the same magnetic circuit, so that the currents flowing through the lamps are balanced. | 2010-02-25 |
20100045201 | Circuit Arrangement and Method for Striking a Discharge Lamp - A circuit arrangement for striking a discharge lamp, comprising: a drive apparatus, having an output adapted to provide a drive signal with a predeterminable frequency; an inverter, which is coupled to the output of the drive apparatus, and having an output adapted to provide a square-wave signal with a predeterminable duty factor; a load circuit, which is coupled to the output of the inverter and has at least one terminal for the discharge lamp, the load circuit comprising a lamp inductor, which is coupled in series between the output of the inverter and the at least one terminal for the discharge lamp; a first control loop with a first reference variable, a first manipulated variable and a first controlled variable, the first control loop having a first time constant; a second control loop with a second reference variable, an auxiliary manipulated variable and a second controlled variable, the second control loop having a second time constant; and a strike detection apparatus, which is adapted to detect striking of the discharge lamp and, after detection of the striking to switch over the first and the second control loops from the striking operation mode to the continuous operation mode. The auxiliary manipulated variable of the second control loop represents the first reference variable of the first control loop, the first time constant being smaller than the second time constant by at least a factor of 10, and the first manipulated variable represents the duty factor of the output signal of the inverter. | 2010-02-25 |
20100045202 | Interface Device for Low Power LED Airfield Lighting System - An interface device for driving a light emitting diode including an isolation and step down device, a rectifier, and output terminals is provided. | 2010-02-25 |
20100045203 | ILLUMINATION DEVICE - An illumination device includes a first circuit board, a second circuit board and a lighting unit. The first circuit board has a controlling circuit, a switching circuit and a protection circuit. The controlling circuit is electrically connected to the switching circuit and the protection circuit, respectively. The second circuit board has a transforming circuit and is electrically connected with the first circuit board. The lighting unit and the transforming circuit are electrically connected. | 2010-02-25 |
20100045204 | SELF-OSCILLATING SWITCH CIRCUIT FOR USE IN A SWITCHING DC-DC CONVERTER - A self-oscillating switch circuit for use in a switching DC-DC converter that is enabled to use amplitude modulation dimming for dimming a load such as a LED is provided. The dimming may be used to provide two or more distinct light output levels, which may be used in automotive combined tail and break lighting, for example. The self-oscillating switch circuit comprises an output terminal (Ton P | 2010-02-25 |
20100045205 | REMOTE COLOR CONTROL DEVICE AND LIGHTING SYSTEM - A device is disclosed for wireless control of color of light emitted by a lighting system. The lighting system comprises signal receiving means and means for adjusting the color of light emitted from at least one lighting element, in response to a received color control signal from the device. The device for wireless control comprises means for—generating color information data, said data being indicative of a desired color of light to be emitted by the lighting system, means for modulating a first carrier signal in accordance with the color information data, and means for transmitting said color control signal in the form of a beam of said first modulated carrier signal to the lighting system. | 2010-02-25 |
20100045206 | LED Driving Circuit - An LED driving circuit to provide DC power to an LED to generate light includes a voltage-lowering regulation circuit, a rectification circuit and a filter and current-limiting circuit. The voltage-lowering regulation circuit aims to regulate impedance and provide a back electromotive force with polarity opposite to input voltage so that input power passed through the voltage-lowering regulation circuit is offset by the back electromotive force to a lower voltage. Then the input power passes through the rectification circuit to become DC power. The filter and current-limiting circuit receives the DC power and has at least one filter element to absorb or release the voltage to perform filtering and at least one current-limiting resistor to limit DC value. Therefore, the DC power has a steady voltage and current to energize the LED for lighting. | 2010-02-25 |
20100045207 | Low-cost drive system for an LED triad - A drive system for powering LED triads includes a controller for supplying power to one or more LED triad modules with integral encoding of the desired hue and intensity information. The LED triad modules each include an LED triad and decoding circuitry for activating the individual LED elements of the triad according to the encoded hue and intensity information. In the illustrated configuration, the controller supplies power to the LED triad modules over a pair of conductors, and the supplied power is modulated using a four-phase encoding sequence that is decoded by the decoding circuitry of each LED triad module so that each LED triad module produces light of the desired hue and intensity. | 2010-02-25 |
20100045208 | Circuit Arrangement for Operating at Least One Semiconductor Light Source - A circuit arrangement for operating at least one semiconductor light source having an input for inputting an input voltage, an output for outputting an output voltage to the semiconductor light source, wherein the main current path of the circuit arrangement lies between the two input terminals, and comprises a series circuit formed by a switch, an inductance and a back-to-back connection of a first diode or light emitting diode and the at least one semiconductor light source, wherein a first storage capacitor is arranged in parallel with the at least one semiconductor light source, and a second diode is arranged in series with this parallel connection. | 2010-02-25 |
20100045209 | Lighting System for a Stroller - A lighting system for a stroller includes: a power generation system coupled to at least one wheel of the stroller; a power source operationally coupled to the power generation system and configured to receive and store power generated by the power generation system; at least one first light source coupled to at least one leg of the stroller and configured to be powered by the power source; and at least one second light source coupled to a central hub of the stroller and configured to be powered by the power source. The at least one first light source is controlled to provide constant lighting for safety purposes and the at least one second light source is controlled to provide light to a pathway in a low light condition. | 2010-02-25 |
20100045210 | Power Factor Correction in and Dimming of Solid State Lighting Devices - An apparatus and method provides a driver circuit that provides for power factor correction (PFC) to a load, such as a solid-state lighting (SSL) device, such as, for example, a light emitting diode (LED) or an array or cluster of LEDs. A programmable reference is provided in the circuit to operate in a fixed frequency peak current mode control (FFPCMC) or in a fixed frequency average current mode control (FFACMC). A driver circuit is employed to operate the SSL device using power derived from a main power source which may be DC or AC. In a FFPCMC embodiment, a programmable power reference is programmed to be a fixed DC voltage. In a FFACMC embodiment, source input current to the circuit can be programmed to be proportional to the rectified AC voltage after a bridge rectifier. | 2010-02-25 |
20100045211 | BRIGHTNESS ADJUSTING DEVICE AND BRIGHTNESS ADJUSTING METHOD - A brightness adjusting device has: a warm-up time determining unit which calculates a temperature difference between the outside temperature detected by an outside temperature detecting unit and the inside temperature detected by an inside temperature detecting unit and reading and determining a warm-up time corresponding to the calculated temperature difference, as an estimated warm-up time, from a product inside temperature table stored in a product inside temperature table storing unit; a target brightness value determining unit which reads and determines a target brightness value, which corresponds to the estimated warm-up time read and determined by a warm-up time estimating unit, from a target brightness value table stored in a target brightness value table storing unit; and a brightness value setting unit which sets a brightness value of the display device according to the target brightness value read and determined by the target brightness value calculating unit. | 2010-02-25 |
20100045212 | Devices having laterally arranged nanotubes - Nanotubes are positioned laterally between posts. These posts can be formed directly on a substrate, or on top of sharp protrusions, which are themselves located on the substrate. Horizontally positioned nanotubes can be used as emitters, either singly or as part of an array. Electron emissions from the sidewalls of the nanotubes can be used to generate X-rays, Microwaves and Terahertz radiation, or other electromagnetic radiation. Arrays of laterally positioned nanotubes can reduce screening effects and other emission irregularities sometimes caused by vertically positioned nanotube emitters that rely on emissions from nanotube ends. Carbon nanotubes can be manually between two posts, or grown in place. | 2010-02-25 |
20100045213 | Programmable Radio Frequency Waveform Generator for a Synchrocyclotron - A synchrocyclotron comprises a resonant circuit that includes electrodes having a gap therebetween across the magnetic field. An oscillating voltage input, having a variable amplitude and frequency determined by a programmable digital waveform generator generates an oscillating electric field across the gap. The synchrocyclotron can include a variable capacitor in circuit with the electrodes to vary the resonant frequency. The synchrocyclotron can further include an injection electrode and an extraction electrode having voltages controlled by the programmable digital waveform generator. The synchrocyclotron can further include a beam monitor. The synchrocyclotron can detect resonant conditions in the resonant circuit by measuring the voltage and or current in the resonant circuit, driven by the input voltage, and adjust the capacitance of the variable capacitor or the frequency of the input voltage to maintain the resonant conditions. The programmable waveform generator can adjust at least one of the oscillating voltage input, the voltage on the injection electrode and the voltage on the extraction electrode according to beam intensity and in response to changes in resonant conditions. | 2010-02-25 |
20100045214 | SHAPE MEMORY ALLOY ACTUATOR SYSTEM - A resistance feedback circuit has a detecting section which detects a resistance of a shape memory alloy wire at the time of contraction and elongation, a calculating section which compares an output signal acquired from the detecting section and a signal input by a command section, and calculates an applied electric current corresponding to the resistance value detected, an output section which outputs the applied electric current which is output from the calculating section, to the shape memory alloy actuator, a control section which controls the detecting section, the calculating section and the output section, a storage section which stores a maximum value and a minimum value of the resistance which is measured in advance, and a command correcting section which corrects a signal output from the command section, based on the resistance value stored in the storage section, and a command signal which is output from the command correcting section is set to a resistance value which is higher than the minimum resistance value by a correction value. | 2010-02-25 |