47th week of 2013 patent applcation highlights part 20 |
Patent application number | Title | Published |
20130307325 | VEHICLE-MOUNTED CABLE AND VEHICLE - A vehicle-mounted cable mounted in a vehicle provided with a cable port includes: a first cable that can be pulled out through the cable port; a second cable connected to the vehicle; and a connection device that connects the first cable and the second cable together, and disconnects the first cable and the second cable when the connection device experiences tension equal to or larger than prescribed tension, the connection device being provided at a position allowing the connection device to be pulled out through the cable port. | 2013-11-21 |
20130307326 | SYSTEM AND METHOD FOR HIGH-VOLTAGE DISCONNECTION IN A VEHICLE - The invention relates to a system ( | 2013-11-21 |
20130307327 | Device for Connecting a Batter to an Electric or Hybrid Vehicle, and Battery Housing Comprising Said Connection Device - A connection device | 2013-11-21 |
20130307328 | HARNESS ARRANGEMENT STRUCTURE OF VEHICLE - A feeder circuit for a main relay to control ON of OFF of an electric supply from a high-voltage battery is constituted at least by a first harness, the main relay, a second harness and switch means which are connected in series from a plus-terminal side of a low-voltage battery to a vehicle-body ground side. The first harness and the second harness are arranged to be adjacent to each other in a specified range having a specified length so that both thereof in the above-described specified range are damaged in a vehicle collision or the like. | 2013-11-21 |
20130307329 | DRIVE CONTROL APPARATUS AND METHOD FOR PROVIDING A DRIVE CONTROL TO A HYBRID ELECTRIC VEHICLE, AND HYBRID ELECTRIC VEHICLE - An arrangement which prevents excessive engine speed, satisfies a driver's requested torque and protects a battery from overvoltage. A control apparatus provides a torque control to a hybrid electric vehicle, and calculates an engine speed final target so that an engine speed temporary target does not exceed an upper limit. In addition, the control recalculates an engine operating point target based on the calculated engine speed final target, and calculates an engine power final target based on the recalculated engine operating point target. An electrical power target is calculated and may not exceed an upper limit for battery charging and an upper limit for battery discharging. Engine torque is controlled based on the calculated engine operating point target (especially the engine torque final target). Motor generators are controlled to operate based on the calculated engine operating point target and electrical power target. | 2013-11-21 |
20130307330 | VEHICLE EQUIPMENT MOUNTING STRUCTURE - A vehicle equipment mounting structure that arranges a motor case, in which a rotary electric machine that drives a vehicle is housed, in an engine compartment, and that includes a PCU that controls the rotary electric machine, and an auxiliary battery that supplies electric power to the PCU. This structure includes a fixing portion that fixes the PCU onto the motor case, and a connecting portion that connects the auxiliary battery to a side member that absorbs an impact load by being crushed in a crushing direction. The connecting portion has a displaceable member that is displaceable in the crushing direction. The auxiliary battery is arranged on a vehicle front side of the PCU such that the PCU and the auxiliary battery partially overlap in the crushing direction. The auxiliary battery is arranged so as to be able to move past the PCU in response to an impact load. | 2013-11-21 |
20130307331 | INVESTIGATING TIMING RELIABILITY IN RELATION TO CONTROL OF A POWER TRANSMISSION SYSTEM - The disclosure is related to a method, power control device and computer program product for evaluating accuracy of timing provided by time generating equipment in relation to wide area control in a power transmission system, where the wide area control is performed based on time stamped measurements of system data. The power control device can include a timing deviation handling unit that investigates timing used in relation to time based measurements, determines if the timing is reliable or not based on the investigation, and aborts wide area control if the timing is deemed unreliable. | 2013-11-21 |
20130307332 | POWER SUPPLY DEVICE - A power supply device generating source powers to be outputted to an inverter and external supply destinations includes: a first power supply transformer including a first primary winding and a plurality of first secondary windings wound on an outer side of the first primary winding; and a second power supply transformer including a second primary winding electrically connected to one of the first secondary windings and a plurality of second secondary windings wound on an outer side of the second primary winding. The second secondary windings are connected to the external supply destinations. The first secondary windings include an upper gate winding connected to an upper-gate power supply circuit for switching on and off a switching element of an upper arm of the inverter, and the upper gate winding is wound on an outermost side to be separated away from the one of the first secondary windings. | 2013-11-21 |
20130307333 | INVERTER-CHARGER COMBINED DEVICE FOR ELECTRIC VEHICLES AND METHOD THEREOF - Disclosed is an inverter-charger combined device for electric vehicles configured to drive a 3-phase motor by charging a high voltage battery in case of charging mode, and switching a power of the high voltage battery in case of operation mode, the device including a first power supply unit for supplying a power to drive a switching unit of the rectifier, and a second power supply unit for supplying a power to drive a switching unit of the inverter, where the first power supply unit and the second power supply unit are configured to independently supply a power. | 2013-11-21 |
20130307334 | SYSTEM FOR DETERMINING BATTERY IMPEDANCE - A method for real-time characterization of a battery includes providing electric power to one or more electrical power loads, charging and discharging the battery based on power needs of the one or more electrical power loads, and monitoring for a circumstance where charging and discharging of the battery results in terminal voltage of the battery substantially equaling open-circuit voltage of the battery and recording the measured terminal voltage as a first measured voltage. The method may also include monitoring for a subsequent circumstance subsequent when charging and discharging the battery results in battery current larger than a predetermined value and recording an existing terminal voltage as a second measured voltage. The method may also include using the first and second measured voltages to determine a measured internal impedance of the battery. These actions may be performed between startup and shutdown of the power system. | 2013-11-21 |
20130307335 | DEVICE AND METHOD FOR CHANGING A POWER CONSUMPTION PROFILE OF AT LEAST ONE PERSON IN A HOUSE OR A RESIDENTIAL UNIT HAVING A DISTRIBUTION NETWORK - A device for changing a power consumption profile of at least one person in a house or a residential unit having a distribution network, the device having: an electrical storage mechanism designed to store electrical energy, a power switching device that is connected to the electrical energy storage mechanism and the distribution network, and which is designed to switch on and off an electric energy flow between the electrical energy storage mechanism and the distribution network, and a control device, which is designed to control the electrical energy flow with the aid of at least one variable criterion and thereby to change the power consumption profile of the distribution network. | 2013-11-21 |
20130307336 | Photovoltaic Array Systems, Methods, and Devices with Improved Diagnostics and Monitoring - Devices, systems and methods for operating, monitoring and diagnosing photovoltaic arrays used for solar energy collection. The system preferably includes capabilities for monitoring or diagnosing an array by automatically disconnecting portions of the array during normal service (when load is not maximum, and observing the resulting change in electrical characteristics. More intensive diagnostic procedures can be launched if needed. One embodiment provides for performing monitoring or diagnostic operations on the array in daylight or at night. Another embodiment allows monitoring or diagnostic operations to be performed on a portion of the array while other parts of the array continue to collect energy. Yet another embodiment provides a safety mode for an array for maintenance or during emergencies. | 2013-11-21 |
20130307337 | POWER DISTRIBUTION SYSTEM - An example power distribution system includes a relay moveable to a position that holds at least one contactor closed. The relay is moved to the position in response to an alternate source powering a power distribution system rather than a main source powering the power distribution system. | 2013-11-21 |
20130307338 | Pulse Generator Circuit Arrangement And Method For Generating Pulsed Signals For Insulation Fault Location In IT Networks - A pulse generator circuit arrangement for the search for insulation faults in IT networks includes a rectifier circuit for transforming an IT network voltage into a DC intermediate circuit and switching elements having a trigger signal input for switching on and off a DC intermediate circuit voltage. A circuit device downstream of the switching elements generates a pulsed current to be supplied to the IT network. The circuit arrangement includes a control and evaluating logic for determining the insulation resistance of the IT network and also a circuit device for generating the pulsed current, which is formed as a current regulating device and allows a dynamic adjustment of the pulsed current depending on the determined insulation resistance. | 2013-11-21 |
20130307339 | OPTIMIZED CONTROL OF A POWER CONVERTER IN RESPONSE TO LOAD CONDITIONS - A power converter and a method of operating the same is described, for use in a power conversion system that is capable of receiving power from various sources, including renewable sources, for delivering power to a load. Power type detection circuitry is provided for identifying the type of power source at the input of each power detector, based on attributes of the time-varying power received. The power converter is constructed of a boost stage followed by a galvanically isolated DC-DC converter stage. If a renewable input power source is detected, the boost stage is controlled to operate at a maximum power point, and the DC-DC converter stage is operated in an open loop manner when load exceeds available power at input. The load falls below available input power, the boost stage is controlled to regulate its output voltage and DC-DC converter stage is also placed under closed loop control. If the AC grid is detected as the input power source, the boost stage is controlled to attain maximum power factor, and the DC-DC converter stage is placed under feedback control of the output voltage. | 2013-11-21 |
20130307340 | POWER CONVERTER OPERABLE FROM VARIOUS POWER SOURCES - A power converter and method of operating the same for use in a power conversion system capable of receiving power from various sources, including renewable sources, for application to a load. Power type detection circuitry is provided for identifying the type of power source at the input of each power detector, based on attributes of the time-varying power received. The power converter is constructed of a boost stage followed by a galvanically isolated DC-DC converter stage. If a renewable input power source is detected, the boost stage is controlled to operate at a maximum power point, and the DC-DC converter stage is operated in an open loop manner. If the AC grid is detected as the input power source, the boost stage is controlled to attain maximum power factor, and the DC-DC converter stage is placed under feedback control of the output voltage. Operating modes are also switched in response to low load demand. | 2013-11-21 |
20130307341 | Optimizing Solar Power Conversion - A solar power system is provided for maximizing solar power conversion. The solar power system includes n power units connected in series and n−1 DC-DC converting units, and each of the n−1 DC-DC converting units is coupled to at least one of n solar power units. Each of the n−1 DC-DC converting units is configured to control the correspondingly connected solar power units to operate at a target current generation. The solar power system further includes a controlling unit coupled to the n−1 DC-DC converting units. The controlling unit monitors and compares the n currents generated by the n solar power units. Based on the current comparison, the controlling unit determines a series current and controls the n solar power units so that each of the generated photovoltaic currents is substantially equal to the determined series current. | 2013-11-21 |
20130307342 | Photovoltaic System Power Optimization - An example system may comprise at least one solar panel including a plurality of photovoltaic cells, wherein the photovoltaic cells are grouped into at least a first group of cells and a second group of cells. The first and second groups of cells may be coupled in series to a DC bus to deliver DC voltage and power to the DC bus. The system may further include first power conversion circuitry configured to generate power from the first group of cells and second power conversion circuitry configured to generate power from the second group of cells, and inverter circuitry coupled to the DC bus and configured to generate AC power from the DC bus. The first power conversion circuitry may be configured to automatically adjust at least one of an output voltage or power delivered to the DC bus based on an operating point of the second power conversion circuitry. | 2013-11-21 |
20130307343 | Method for Sequentially Disconnecting/Connecting Electrical Current Sources From/To A Common Load - The disclosure relates to methods for sequentially disconnecting at least two electrical current sources from a common load or for sequentially connecting the current sources to a load, wherein the current sources are each connected to the common load via a switching unit, each comprising a parallel circuit comprising an electromechanically actuated switch and an associated semiconductor switch. In the two methods, first semiconductor switches are closed if they are still not closed and the relevant electromechanical switches are opened. In the method for sequential disconnection, then at least two of the semiconductor switches that were actuated or that were already closed are opened sequentially. In the method for sequential connection, a plurality of the semiconductor switches are first opened, of which then at least two are closed sequentially. The disclosure also relates to a photovoltaic system comprising an apparatus that is suitable for implementing the method. | 2013-11-21 |
20130307344 | RESONANCE COUPLING WIRELESS POWER TRANSFER RECEIVER AND TRANSMITTER - Provided are a wireless power transmission receiver and a system including the same, particularly to a receiver and transmitter transmitting power from one transmitter to a plurality of receivers at the same time by wireless. According to the present invention, the wireless power receiver comprises a receiving coil unit receiving power from a transmitter by a resonance coupling method; and a power receiving unit receiving power from the receiving coil unit to provide the power to a load resistor, wherein an input impedance of the power receiving unit is adjusted according to power consumed by a plurality of receivers. Therefore, power transmission efficiency of the wireless power receiver and transmitter can be improved. | 2013-11-21 |
20130307345 | REPEATER DEVICE FOR WIRELESS POWER TRANSFER - According to one embodiment, a repeater device for wireless power transfer having repeaters, measuring units and a control unit is provided. The repeaters supply electric power wirelessly and are placed in a plane substantially. Each of the repeaters has a repeater coil and a switch which enables disconnection of a current path of the repeater coil. The measuring units are provided for measuring respective power transfer efficiencies of the repeaters respectively. The control unit controls switching-on and switching-off of the switches of the repeaters based on a measuring result of the power transfer efficiencies obtained from the measuring units. | 2013-11-21 |
20130307346 | POWER RECEIVING DEVICE AND POWER FEEDING SYSTEM - A power receiving coil and a measuring coil are in a power receiving device. The measuring coil is inductively coupled to the power receiving coil. Concentric turns of a wire in the measuring coil are around a common axis. Also around the common axis are concentric turns of a wire in the power receiving coil. At least one of the concentric turns of the wire in the measuring coil is closer to the common axis than each of the concentric turns of the wire in the power receiving coil. A power feeding device receives a control signal from the power receiving device. The control signal instructs the power feeding device to adjust a power level of an electromagnetic wave emission. | 2013-11-21 |
20130307347 | Multiple Resonant Cells for Wireless Power Mats - A method of configuring windings in an inductive charging pad array by using capacitors for impedance control and configuring windings to reduce the stray magnetic fields produced. | 2013-11-21 |
20130307348 | Systems and Methods of Reduction of Parasitic Losses in a Wireless Power System - Example embodiments of the systems and methods of reduction of parasitic losses in a wireless power system disclosed herein provide a practical means of accurately estimating parasitic losses in a wireless power transfer system irrespective of coupling. Such systems and methods may be used to generate an equation which predicts parasitic losses in a wireless power system. In an offset case, in which the transmitter and receiver are not directly coupled, losses associated with the recirculating current in the primary LC tank dominate the loss, and the transmitted power may be better estimated by measuring the power inputs, power outputs, and injected losses in a controlled environment; making a mathematical fit to an equation, which from the various power measurements and injected loss, predicts the expected transmitter losses; and then, in an operational environment, using the equation to predict parasitic losses based on the power inputs, power outputs and expected loss equation. | 2013-11-21 |
20130307349 | WIRELESS ENERGY TRANSFER CONVERTERS - Described herein are improved configurations for a wireless power converter that includes at least one receiving magnetic resonator configured to capture electrical energy received wirelessly through a first oscillating magnetic field characterized by a first plurality of parameters, and at least one transferring magnetic resonator configured to generate a second oscillating magnetic field characterized by a second plurality of parameters different from the first plurality of parameters, wherein the electrical energy from the at least one receiving magnetic resonator is used to energize the at least one transferring magnetic resonator to generate the second oscillating magnetic field. | 2013-11-21 |
20130307350 | Seismically Responsive Utilities Control System with Occupancy Activation Mechanism - A utilities control system with a DC powered control system located within a building or room and having in combination an occupant activation device, a seismic sensor and a wireless transmitter; a wireless receiver in combination with a utilities shut-off device, and whereby upon either a change in status of the occupant activation device or the sensing of a seismic event by the seismic sensor, a signal is transmitted from the wireless transmitter to the wireless receiver such that the utilities shut-off device is activated to stop delivery of utilities. | 2013-11-21 |
20130307351 | CONTACTOR ISOLATION METHOD AND APPARATUS - A contactor unit includes an input lead connectable to a first lead of an energy output device, an output lead connectable to a first lead of a voltage bus, a contactor that connects and disconnects the input lead from the output lead, a driver configured to operate the contactor, a serial data link connectable to a system controller that is external to the contactor unit, and an integrated circuit (IC) positioned within the contactor unit and configured to output a control command to the driver to open the contactor based on at least one of a current in either the input lead or the output lead and a voltage differential across the contactor, and output a contactor control status via the serial data link. | 2013-11-21 |
20130307352 | INVERTER APPARATUS AND SOLAR POWER GENERATION SYSTEM - An inverter apparatus comprising a first switch group that is connected to a DC power source and includes a first switch and a second switch connected in series; a capacitor that has one end thereof connected to a first connection point between the first switch and the second switch; a second switch group that is connected in parallel with the capacitor and includes a third switch and a fourth switch that are connected in series; a switch control section that controls an ON/OFF state of the first switch, the second switch, the third switch, and the fourth switch to convert DC voltage from the DC power source into AC voltage and output the AC voltage from a second connection point between the third switch and the fourth switch; and a smoothing circuit that is connected to the second connection point and normalizes a pulse waveform of the AC voltage. | 2013-11-21 |
20130307353 | MAGNET-TYPE POWER GENERATOR AND METHOD OF MANUFACTURING THE SAME - A magnet-type power generator includes a rotor having a bowl-shaped flywheel and plural magnets disposed on an inner circumferential surface of the flywheel so as to be spaced at a predetermined interval, and a stator having plural cores facing the magnets and each having a coil wound therearound. The magnets include a bonded magnet integrally molded with the flywheel. | 2013-11-21 |
20130307354 | Hand-Held Machine Tool - A hand-held machine tool comprises a driving motor that is mounted in a machine tool housing and is used to drive a tool, and a damping element accommodated in the machine tool housing. At least one damping element is arranged between the housing of the driving motor and the machine tool housing and forms a support element for mounting and supporting the driving motor in the machine tool housing. | 2013-11-21 |
20130307355 | POWER TOOL - A power tool includes a housing, a motor accommodated in the housing, a cooling fan arranged coaxially with the motor, a trigger switch configured to activate the motor, a motor control board on which a switching device is mounted to drive the motor, and a coupling unit provided below a bottom surface of the motor. The motor control board is fixed to the motor via the coupling unit such that the motor control board is disposed below the motor and above the trigger switch. | 2013-11-21 |
20130307356 | DISK MOTOR AND ELECTRIC-POWERED WORKING MACHINE - A disk motor includes a rotor, a stator, and an output shaft which is coaxially integrated with the rotor, a coil disk is provided in one of the rotor and the stator, a magnetic-flux generating part is provided in the other of the rotor and the stator, and the coil disk is configured by laminating a plurality of coil substrates each on which a coil pattern is printed. Among these coil substrates, in the coil substrates | 2013-11-21 |
20130307357 | Permanent Magnet Motor with a Closed Cooling System - An electric, permanent magnet motor ( | 2013-11-21 |
20130307358 | LAMINATED ROTOR STRUCTURE FOR A PERMANENT MAGNET SYNCHRONOUS MACHINE - The invention relates to a laminated rotor structure for a permanent magnet synchronous machine wherein disks ( | 2013-11-21 |
20130307359 | BOLTED CONNECTOR FOR STATOR COILS OF AN ELECTRICAL GENERATOR - A connector assembly that mechanically and electrically connects respective ends of first and second stator coil sections includes first and second clip assemblies, first and second connector bar assemblies, and first and second coupling structures. The first clip assembly includes first and second clip members and the second clip includes third and fourth clip members. The first and second connector bar assemblies are coupled to the first and third clip members and to the second and fourth clip members, respectively, to structurally couple the first stator coil section to the second stator coil section. The first clip member, the first connector bar assembly, and the third clip member create a first path for electric current between the stator coil sections, and the second clip member, the second connector bar assembly, and the fourth clip member create a second path for electric current between the stator coil sections. | 2013-11-21 |
20130307360 | Motor - A motor assembly for a window lift mechanism has a motor and a gearbox. The motor includes a stator having a metal housing, and a rotor with a commutator, rotatably received in the housing. An end cap assembly is connected to the housing. The end cap assembly includes a plurality of brushes making sliding contact with the commutator, a plurality of connecting pieces for connecting an external power source, inductors connected between the brushes and the connecting pieces, and shielding layers cladding the inductors and electrically connected to the housing. | 2013-11-21 |
20130307361 | FAN MOTOR SILICON STEEL SHEET STRUCTURE AND FAN MOTOR THEREOF - A fan motor silicon steel sheet structure and a fan motor thereof. The silicon steel sheet structure includes a silicon steel sheet assembly having multiple silicon steel sheets, which overlap one another. The silicon steel sheets include at least one first silicon steel sheet and multiple second silicon steel sheets. The first silicon steel sheet has a first bore and at least one protrusion section. The protrusion section inward protrudes from an inner circumference of the first bore. The first silicon steel sheet is overlaid on one side of the second silicon steel sheets. Each of the second silicon steel sheets has a second bore in communication with the first bore. The fan motor silicon steel sheet structure is able to effectively secure the bearing and provide a dustproof effect. With such structure, the manufacturing cost of the fan motor is lowered. | 2013-11-21 |
20130307362 | CONDUCTOR SPACER CLIP - An assembly of an electric machine includes a plurality of conductor segments each having a turn portion, and a plurality of clips each having a channel member and a bend member, the channel members being attached to respective ones of the conductor segments and thereby holding the respective bend members against the respective turn portions. The attached clips electrically insulate and space adjacent ones of the conductor segments. The bend members prevent adjacent ones of the conductor segments from contacting one another. | 2013-11-21 |
20130307363 | ROTOR FOR ELECTRIC MACHINE | 2013-11-21 |
20130307364 | SHAFT ATTACHMENT MEANS FOR HIGH EFFICIENCY PERMANENT MAGNET MACHINE WITH SEPARATED TAB POLE ROTOR - A permanent magnet motor, generator or the like that uses ceramic magnets in the rotor to concentrate the magnetic flux in the airgap. Magnet poles are formed by pole plates with tabs forming north and south poles with magnetic separators therebetween. Magnet sections are stacked axially. Connection to the shaft is made by means of a collet or other attachment method. | 2013-11-21 |
20130307365 | AUTOMOTIVE EMBEDDED PERMANENT MAGNET ROTARY ELECTRIC MACHINE - An automotive embedded permanent magnet rotary electric machine can suppress increases in torque ripples and cogging torque, reduce core loss near a stator, and increase magnetic torque and reluctance torque. In the automotive embedded permanent magnet rotary electric machine, a first permanent magnet and a second permanent magnet that constitute a magnetic pole are embedded so as to line up in a main direction of rotation of magnetic poles of a rotor core and are embedded so as to be radially outwardly convex in a region that extends from a leading end portion to a trailing end portion in the main direction of rotation of the magnetic poles, and the first permanent magnet is formed into an integrated body that extends from the leading end portion in the main direction of rotation of the magnetic poles beyond a pole center toward a trailing side. | 2013-11-21 |
20130307366 | AXIAL-FLUX ELECTRIC MACHINE - A stator for an axial-flux electric machine is provided with at least one flat winding formed thereon. The flat winding is circumferentially distributed over the flat stator. The flat winding comprises a plurality of petal-like sections which is substantially radial relative to an axis of the rotor. | 2013-11-21 |
20130307367 | DISK MOTOR, ELECTRIC WORKING MACHINE INCLUDING DISK MOTOR AND METHOD FOR MANUFACTURING DISK MOTOR - A disk motor including: a rotor; a stator; an output shaft concentrically fixed to the rotor; at least one coil disk which is provided to one of the rotor or the stator, a coil pattern which includes a plurality of radial patterns or radial pattern groups extending outwards in a radial direction from a center part of the coil disk being formed on at least one surface of the coil disk; an electric current supply portion which supplies electric current to the coil pattern; a magnetic flux generating portion which is provided to another of the rotor or the stator and faces the coil pattern; and an intermediate pattern which is formed between adjacent radial patterns or adjacent radial pattern groups on the coil disk. | 2013-11-21 |
20130307368 | INTER-PHASE INSULATION SHEET FOR ROTATING ELECTRIC MACHINE - The purpose of the present invention is to provide an inter-phase insulation sheet for a rotating electric machine, wherein it is possible to produce the effects of exerting excellent insertion workability between coil ends of different phases, of preventing the positional misalignment of the inter-phase insulation sheet during production work when forming the coils or when lacing, of preventing the inter-phase insulation sheet from tearing when lacing, and of being able to reliably ensure that the coil ends are insulated from one another even when the shape of the coil ends are not the same. In order to achieve the aforementioned purpose, an inter-phase insulation sheet ( | 2013-11-21 |
20130307369 | STATOR WINDING COMPRISING MULTIPLE PHASE WINDINGS - Stator winding ( | 2013-11-21 |
20130307370 | ELECTROMECHANICAL CONVERTER, METHOD FOR PRODUCING SAME, AND USE THEREOF - The invention relates to an electromechanical converter, comprising at least one dielectric elastomer layer ( | 2013-11-21 |
20130307371 | CAPACITANCE CHANGE TYPE POWER GENERATION DEVICE - A power generation device includes: a composite layer formed by a dielectric elastomer with ferroelectric particles dispersed therein; and a pair of electrodes disposed on opposite sides of the composite layer, the pair of electrodes being stretchable and compressible along with stretch and compression of the composite layer. The ferroelectric particles have crystal orientability and are orientationally dispersed in the dielectric elastomer, and are polarized in the layer thickness direction of the composite layer. | 2013-11-21 |
20130307372 | PIEZOELECTRIC DEVICE AND METHOD FOR MANUFACTURING PIEZOELECTRIC DEVICE - In a method of manufacturing a piezoelectric device, during an isolation formation step, a supporting substrate has a piezoelectric thin film formed on its front with a compressive stress film present on its back. The compressive stress film compresses the surface on a piezoelectric single crystal substrate side of the supporting substrate, and the piezoelectric thin film compresses the back of the supporting substrate, which is opposite to the surface on the piezoelectric single crystal substrate side. Thus, the compressive stress produced by the compressive stress film and that produced by the piezoelectric thin film are balanced in the supporting substrate, which causes the supporting substrate to be free of warpage and remain flat. A driving force that induces isolation in the isolation formation step is gasification of the implanted ionized element rather than the compressive stress to the isolation plane produced by the piezoelectric thin film. | 2013-11-21 |
20130307373 | Displacement Member, Driving Member, Actuator, and Driving Device - A displacement member with a driving element that includes first and second side surfaces that extend in a first direction and top and bottom surfaces that extend in a second direction perpendicular to the first direction. The driving element is a piezoelectric element that expands and contracts in the second direction when a pulsed voltage is applied. Further, an elastic conversion element is provided that contains the driving element and includes a first portion that is disposed adjacent the top surface of the driving element and that includes a displacement portion that is displaced downwardly and upwardly in the first direction when the driving element expands and contracts in the second direction, respectively. | 2013-11-21 |
20130307374 | GEL ACTUATOR AND GEL USED THEREIN - A gel actuator includes: a gel having a projected part made of an inductive high-polymer material; a positive electrode disposed so as to be in contact with a top of the projected part; and a negative electrode disposed in a position sandwiching the projected part in a height direction in cooperation with the positive electrode. When voltage is applied between the positive and negative electrodes, creep deformation occurs so that the projected parts adhere to the positive electrode side, and the gel contracts in the thickness direction. | 2013-11-21 |
20130307375 | MEMS DEVICE FABRICATED WITH INTEGRATED CIRCUIT - A planar integrated MEMS device has a piezoelectric element on a dielectric isolation layer over a flexible element attached to a proof mass. The piezoelectric element contains a ferroelectric element with a perovskite structure formed over an isolation dielectric. At least two electrodes are formed on the ferroelectric element. An upper hydrogen barrier is formed over the piezoelectric element. Front side singulation trenches are formed at a periphery of the MEMS device extending into the semiconductor substrate. A DRIE process removes material from the bottom side of the substrate to form the flexible element, removes material from the substrate under the front side singulation trenches, and forms the proof mass from substrate material. The piezoelectric element overlaps the flexible element. | 2013-11-21 |
20130307376 | PIEZO ACTUATOR HAVING AN ELECTRODE STRUCTURE FOR A TORSIONAL VIBRATION MODE, AND ROTATION-TYPE ULTRASONIC MOTOR INCLUDING SAME - The present invention relates to a piezo actuator having an electrode structure for a torsional vibration mode, and to a rotation-type ultrasonic motor containing the same. In the piezo actuator having the electrode structure, electrodes may have different lengths from the center point of the piezo actuator in order to form an electrode structure having a pinwheel shape by means of which a torsional vibration mode is enabled. Thus, since the electrodes of the piezo actuator for generating torsional vibrations has a simple pinwheel wing structure, a rotor coupled along a groove formed in the side surface of the piezo actuator may be rotated using the torsional directional vibrations due to the electrode structure. | 2013-11-21 |
20130307377 | PIEZOELECTRIC RESONATOR HAVING MESA TYPE PIEZOELECTRIC VIBRATING ELEMENT - A vibrating element includes: an element plate that has a vibrating portion that performs thickness-shear vibration, a peripheral portion that is integrally formed with the vibrating portion, and a protruding portion that is provided at the peripheral portion; and an excitation electrode that is provided at the vibrating portion. When a side length of the vibrating portion is Mx, when a side length of the excitation electrode is Ex, and when a wavelength of flexure vibrations of the element plate is λ, the relationship of (Mx−Ex)/2=λ/2, and Mx/2={(A/2)+(¼)}λ (where, A is a positive integer) is satisfied, and when a length of the protruding portion is Dx, and when a distance between the vibrating portion and the protruding portion is Sx, the relationship of Dx=λ/2)×m, and (λ/2)×n−0.1λ≦Sx≦(λ/2)×n+0.1λ (where m and n are positive integers) is satisfied. | 2013-11-21 |
20130307378 | ELECTRICAL POWER SUPPLY DEVICE FOR POWERING AT LEAST ONE PIECE OF EQUIPMENT OF AN AIRCRAFT ROTOR, AND AN AIRCRAFT - An electrical power supply device ( | 2013-11-21 |
20130307379 | SPINDLE MOTOR - A spindle motor includes a shaft; a first sleeve rotatably supporting the shaft by fluid dynamic pressure; a second sleeve provided outwardly of the first sleeve; a stator core mounted on an outer surface of the second sleeve; and a base member including a mounting part protruding upwardly in an axial direction and fixed to at least one of the first and second sleeves. | 2013-11-21 |
20130307380 | Electric Motor - An electric motor has a stator, a rotor, two motor terminals and a filter circuit for suppressing electromagnetic interference. The filter circuit includes a flexible circuit assembly having a FPCB. Multiple filter elements are mounted to the FPCB. There are less connection points between the filter circuit and the motor terminals, which leads to higher reliability of the motor. | 2013-11-21 |
20130307381 | RACK ACCOMMODATION DEVICE - According to an embodiment, a rack accommodation device includes, a base capable of supporting supporters on a plurality of stages in a first direction and in a plurality of rows in a second direction across the first direction, the supporters each being configured to hold a rack capable of holding a plurality of upright sample holders each accommodating a sample, a first movement mechanism configured to move the supporters in the first direction, and a second movement mechanism configured to move the supporters in the second direction. | 2013-11-21 |
20130307382 | METHOD AND APPARATUS FOR A SOLAR POWERED STORAGE SYSTEM - An approach is provided to facilitate storage space rental services from a self sustaining solar powered storage locker rental system that may be remotely monitored and controlled. The apparatus includes one or more storage lockers each having respective electronic locking mechanisms. The apparatus is configured to process a request to access a storage locker and determine storage locker availability. The apparatus displays which of the one or more storage lockers is available and processes a selection of an available storage locker to generate an access message that includes a locker number, a randomly generated access code, and a duration of access indication based on a confirmed financial transaction. The apparatus also includes at least one solar energy collection unit configured to collect solar energy, and an energy storage unit configured to store the collected solar energy and supply power to the apparatus. | 2013-11-21 |
20130307383 | HIGH ELECTRIC RESISTANCE ALUMINUM ALLOY - An aluminum alloy casting having high electric resistance, high toughness and high corrosion resistance and optimally usable in manufacturing of electric motor housings, and a method of manufacturing said aluminum alloy casting are provided. The aluminum alloy casting has a composition including Si: 11.0-13.0 mass %, Fe: 0.2-1.0 mass %, Mn: 0.2-2.2 mass %, Mg: 0.7-1.3 mass %, Cr: 0.5-1.3 mass % and Ti: 0.1-0.5 mass %, with the balance consisting of Al and unavoidable impurities, wherein the content of Cu as an unavoidable impurity is limited to 0.2 mass % or less. In some cases, heat treatments such as solution heat treatment or artificial aging hardening treatment are performed after casting. | 2013-11-21 |
20130307384 | HOME APPLIANCE WITH SELF-LOCKING APERTURE - A home appliance includes an appliance body, a front panel mounted to the appliance body and defining a self-locking aperture, and a generally cylindrical electrical element having an electrical element body mounted to the front panel in registry with the self-locking aperture, wherein the panel defining the self-locking aperture has a self-locking assembly for engaging and altering the structure of the electrical element body to retain the electrical element in place. | 2013-11-21 |
20130307385 | HOME APPLIANCE HAVING A HIDEAWAY LABEL PLATE - A home appliance includes a housing having a cavity accessible by an opening formed in a sidewall of the housing, a door movable for accessing or closing the opening of the housing, and a deployable rating label plate having a label surface, the deployable rating label plate being movable between a first position in which the label surface of the rating label plate is hidden from view by the housing and a second position in which the label surface of the rating label is exposed and visible to a user. | 2013-11-21 |
20130307386 | ACCESS MONITORING SYSTEMS FOR USE WITH CONSUMER-OPERATED KIOSKS AND OTHER ENCLOSURES - Systems and associated methods for monitoring and/or controlling access to interior portions of consumer-operated kiosks and other enclosures are disclosed herein. In one embodiment, a consumer-operated kiosk includes an enclosure having a door movable between a closed position that prevents access to the enclosure and an open position that permits access to the enclosure. In this embodiment, an identifier, such as an RFID transponder or tag, is mounted to one of the enclosure or the door, and a reader, such as an RFID reader, is mounted to the other of the enclosure or the door. When the door is closed, the reader detects the identifier. Conversely, when the door moves away form the closed position, the reader ceases to detect the identifier and can generate/send a signal indicating that the door is open. | 2013-11-21 |
20130307387 | Tray Having Improved Rims, Furniture Including One Such Tray, and Corresponding Tool Trolley - The placement tray ( | 2013-11-21 |
20130307388 | CABINET FRAMEWORK AND CABINET HAVING THE CABINET FRAMEWORK - A cabinet framework is disclosed in the present invention. The cabinet framework includes a front door frame, a rear door frame, and depth components. The front door frame consists of four first section bars connected end to end. The first section bars are connected by two-way components which includes two sockets with insert ion directions perpendicular to each other. The first section bar is a rectangular hollow beam formed by folding a rectangular sheet and is connected to the two-way component by insertion at the socket. The rectangular sheet includes a first edge and a second edge connected together. The first edge wraps around the second edge to form a flange which has multiple rectangular through holes. The rectangular through holes are step holes. The diameter of the holes on the first edge is greater than that on the second edge. | 2013-11-21 |
20130307389 | ELECTRONIC DEVICE AND LATCHING MECHANISM THEREOF - An electronic device is provided, including a main body, a latching mechanism, and a movable member. The latching mechanism is disposed on the main body to join with the movable member. The latching mechanism includes a rod, a first latching member disposed on a side of the rod, a second latching member connected to the rod, a first elastic member connecting the first latching member with the main body, a second elastic member connecting the second latching member with the main body, and a rotary member. The rotary member pivotally connects to the main body, and connects the rod with the first latching member. | 2013-11-21 |
20130307390 | FURNITURE PART COMPRISING A TORQUE-TRANSMITTING SHAFT - The invention relates to a movably mounted furniture part comprising a torque-transmitting shaft, especially a synchronizing rod, the shaft having at least two sub-shafts, one sub-shaft being a rod-type component and the other sub-shaft being a connecting part, and a connecting device for connecting the rod-type component to the connecting part, especially comprising at least one spring that resiliently holds the rod-type component and the connecting part together. A locking part is formed on the rod-type component and/or on the connecting part and/or can be mounted thereon, said locking part securing the rod-type component and the connecting part against detachment. | 2013-11-21 |
20130307391 | Pivoting Shelf Assembly - A pivoting storage apparatus that is adapted to storage structures such as cabinets, refrigerators, and the like, whose horizontal interior storage surfaces are generally rectangular. The shelving system is presented in the form of a shelf accessory, in addition to use as an independent storage platform. A portion of the rotary shelving is capable of being manually drawn out of the confines of the storage structure's interior by the user, thereby enabling easy access to shelf contents. | 2013-11-21 |
20130307392 | DOMESTIC APPLIANCE HINGE ASSEMBLY WITH HINGE KEEPER - A hinge assembly is provided for pivotably attaching a door to a domestic appliance. The hinge assembly has a hinge body that attaches to the door; a damper including a damper cylinder attached to the hinge body; a foot attached to the hinge body and the cylinder and engaging a foot receiving portion of the domestic appliance; and a hinge keeper fixedly attached to the appliance body of the domestic appliance. The hinge keeper has a retaining portion that contacts the foot, the retaining portion having an edge that contacts the foot from above such that the foot is prevented from moving vertically upward relative to the appliance body of the domestic appliance, and a fixing portion fixed to the appliance body of the domestic appliance and preventing the retaining portion from moving vertically upward relative to the appliance body of the domestic appliance. | 2013-11-21 |
20130307393 | WHEELED COASTER - A mobile device for storing, moving, and insulating a beverage includes a base wall, one or more side was attached to the base wall, and a top wall attached to the top of the side all. The top wall has an opening for receiving a beverage container and may include insulating material to assist in maintaining a beverage at a desired temperature. The base wall is provided with retractable wheels to allow the device to be readily moved from one location to another on a floor of other surface. The walls of the device may include advertisements, decorative material, or other printed matter. A remote control is provided to wirelessly operate the device. A drawer for storing items is formed in the side walk. | 2013-11-21 |
20130307394 | SYSTEM FOR DIVIDING DRAWERS - The system for dividing drawers provides a partitioning system for dividing a conventional drawer into a plurality of compartments for separating pairs of shoes or the like. The system includes front and rear sets of upper and lower ribs adapted for mounting on interior faces of front and rear walls of a drawer. Each rib has a plurality of vertically extending slots formed in an interior surface thereof, the plurality of vertically extending slots of the upper ribs being aligned with the plurality of vertically extending slots of the lower ribs. At least one divider panel having opposed front and rear edges slides into a selected pair of vertically extending slots of the front set of ribs, and a corresponding pair of vertically extending slots of the rear set of ribs. Additionally, the divider panel is releasably secured to the front and rear walls of the drawer. | 2013-11-21 |
20130307395 | SLIDE STORAGE ASSEMBLY - The invention relates to a slide storage assembly ( | 2013-11-21 |
20130307396 | ON-BASE ENCLOSURE - An on-base enclosure for equipment is disclosed. The on-base enclosure has walls attached to a base for equipment such that the walls are attached to the base at a distance away from the base. By providing the walls away from the base, more room is provided around the equipment within the enclosure. | 2013-11-21 |
20130307397 | HOME APPLIANCE WITH UNITARY ANTI-TIP BRACKET - A home appliance, such as a range, for floor-standing operation, including an appliance body, a floor-standing frame supporting the appliance body, the frame including a traverse frame member and an anti-tip bracket mounted to a support surface, the anti-tip bracket including a stanchion and an engagement member projecting from the stanchion in an generally horizontal manner and a tooth projecting downwardly from a distal end of the engagement member for engagement with a portion of the traverse frame member. | 2013-11-21 |
20130307398 | REFRIGERATOR - A refrigerator includes a rotating bar configured to seal a gap between one pair of doors. The rotating bar includes a case provided with an accommodating space therein while having one surface thereof open, a heat insulation member accommodated in the accommodating space, a cover configured to cover the one surface of the case that is open, and a metallic plate being coupled to an outer side of the cover. The cover includes a heat conduction blocking part being protruded to both sides of the metallic plate while having a bent-shape cross section so as to prevent heat from being transmitted to both side surfaces of the rotating bar after being heat conducted along the metallic plate. | 2013-11-21 |
20130307399 | LIGHTING APPARATUS - A lighting apparatus is provided. The lighting apparatus may include a mounting block provided on a heat sink and having a plurality of light emitting modules installed thereon, and a bulb surrounding the mounting block. One or more reflectors may reflect light emitted by the light emitting modules so as to distribute light within a predetermined light distribution area. | 2013-11-21 |
20130307400 | ILLUMINATION DEVICE INCLUDING PHOSPHOR ELEMENT AND OPTICAL SYSTEM - An illumination device with an exit surface for pump light propagation with a main propagation direction and a phosphor element for converting the pump light into converted light is disclosed. Further, an optical system with a reflection surface is provided for deflecting the pump light, where the reflection surface reflects the pump light with a directional component opposite to the main propagation direction and onto the phosphor element. | 2013-11-21 |
20130307401 | LIGHT-EMITTING DEVICE PACKAGE - Provided is a light-emitting device package having a high reflectance and strength. In a light-emitting device package ( | 2013-11-21 |
20130307402 | SPARK PLUG - A spark plug, comprised of: an insulator having an axial bore extending in the direction of an axis, a first inner circumferential surface extending at a forward side of the axial bore, a second inner circumferential surface extending at a rear side of the axial bore and having a diameter greater than that of the first inner circumferential surface, and a ledge connecting the first inner circumferential surface and the second inner circumferential surface; a center electrode having a head supported by the ledge and extending in a space surrounded by the second inner circumferential surface, and a circular columnar leg extending continuously from the forward end of the head in a space surrounded by the first inner circumferential surface; and a seal material for holding the center electrode in the axial bore. | 2013-11-21 |
20130307403 | SPARK PLUG WITH INCREASED MECHANICAL STRENGTH - A spark plug with a particular configuration, particularly in the area of a gasket that seals between a shell and insulator, increases the mechanical strength of the spark plug and helps prevent breaking, cracking and/or other failures in the insulator. The spark plug is designed such that the shell, insulator and gasket, which may be in the form of a sleeve-like cylindrical gasket or a ring-like annular gasket, work together to provide better support for the insulator against axial and/or radial stresses. This improved support can offset certain stresses, such as radial stress RS that can be exerted against the insulator core nose when the engine experiences knocking or misfiring. | 2013-11-21 |
20130307404 | VACUUM TUBE AND VACUUM TUBE MANUFACTURING APPARATUS AND METHOD - With respect to a vacuum tube having a reduced pressure vessel containing an electric discharge gas sealed therein, problems such as the lowering of discharge efficiency owing to an organic material, moisture or oxygen remaining in the reduced pressure vessel have taken place conventionally. It has been now found that the selection of the number of water molecules, the number of molecules of an organic gas and the number of oxygen molecules remaining in the reduced pressure vessel, in a relation with the number of molecules of a gas contributing the electric discharge allows the reduction of the adverse effect by the above-mentioned remaining gas. Specifically, the selection of the number of molecules of the above electric discharge gas being about ten times that of the above-mentioned remaining gas or more can reduce the adverse effect by the above-mentioned remaining gas. | 2013-11-21 |
20130307405 | Linear Jet Ionizer - A multi-sectional linear ionizing bar with at least four elements is disclosed. First, disclosed bars may include at least one ionization cell with at least one axis-defining linear ion emitter for establishing an ion cloud along the length thereof. Second, disclosed bars may include at least one reference electrode. Third, disclosed bars may include a manifold for receiving gas or air from a source and for delivering same past the linear emitter(s) such that substantially none of the gas/air flows into the ion cloud. Fourth, disclosed bars may include means for receiving the ionizing voltage and for delivering same to the linear emitter(s) to thereby establish the ion cloud. In this way, disclosed ionizing bars may transport ions from the plasma region toward a charge neutralization target without inducing substantial vibration of the linear emitter and without substantial contaminants from the gas/air flow reaching the linear emitter. | 2013-11-21 |
20130307406 | ORGANIC ELECTROLUMINESCENT ELEMENT AND ILLUMINATION DEVICE - An organic electroluminescence device includes: a first substrate; a reflective metal layer; a first electrode; an organic compound layer; and a second electrode, which are disposed in this sequence. The first substrate is provided by at least one of a metal film, a metal plate, a polymer film, a polymer plate, a polymer film with a damp-proof film, and a polymer plate with a damp-proof film. A smoothening layer is formed partially between the reflective metal layer and the first electrode. The reflective metal layer and the first electrode are electrically conductive to each other at a region where the smoothening layer is not formed. | 2013-11-21 |
20130307407 | OLED DISPLAY - An OLED display is provided, which includes a first substrate, a second substrate, a first micro-structure layer, a second micro-structure layer and an OLED. The second substrate is disposed opposite to the first substrate. The OLED is disposed at the second substrate. The first micro-structure layer is located between the first and second substrates and includes a plurality first protrusions are disposed in positions corresponding to a peripheral region of the first substrate. The second micro-structure layer includes a plurality of second protrusions, wherein the first and second protrusions are arranged alternatively. | 2013-11-21 |
20130307408 | LUMINOUS ARRAY FILM-TYPE DISPLAY DEVICE AND LUMINOUS ARRAY MULTIFILM-TYPE DISPLAY DEVICE - A luminous array film-type display device having a multi-curved screen comprises, a luminous array film such as plasma tube array (PTA) and a support member supporting the luminous array film. The support member having a support surface that is curved continuously in one direction with at least two curvature radii supports the luminous array film along the curved surface. | 2013-11-21 |
20130307409 | Lighted Display System and Apparatus - The present invention is a lighted display system which interacts with its environment. Sensors and product and consumer databases feed information to a central processing unit which then selects a given lighting pattern to control illumination of a product display. Relevant information could include consumer profiles, product sale data, discount data, product location and consumer presence. Lighting is then used to draw a consumer's attention to product in which the consumer may have more interest. | 2013-11-21 |
20130307410 | INSTRUMENT FOR VEHICLE - A vehicle instrument configured so that turning on and off the light sources without depending on inputted vehicle information enables the instrument to be illuminated in a visually effective manner. The instrument is provided with: input circuits into which vehicle information is inputted as electric signals and which are provided with resistors connected to light sources relating to the vehicle information; electric-potential adjustment circuits for adjusting the electric potentials of lines of wiring between the input circuits and the light sources on the basis of control signals from a controller and eliminating influence on the light sources from the vehicle information; and light source control circuits which, when influence on the light sources is eliminated by the electric-potential adjustment circuits, operate and visualize turning on and off of the light sources on basis of the control signals from the controller. | 2013-11-21 |
20130307411 | VEHICLE LED LIGHTING DEVICE - A vehicle LED lighting device includes a drive control means | 2013-11-21 |
20130307412 | Emergency Battery Converter - An emergency battery converter system provides a low-cost emergency battery converter and lighting system. The battery converter system includes an emergency battery pack, a lighting driver, and an emergency luminaire. In certain example embodiments, the emergency battery pack is coupled to a power delivery system and is charged by the power delivery system. The lighting driver receives power from the battery pack and steps up and regulates the power to be suitable for use by the emergency luminaire. In certain example embodiments, the emergency luminaire illuminates an egress area. | 2013-11-21 |
20130307413 | Circular Hollow Anode Ion Electron Plasma Source - The Circular Hollow Anode Ion Electron Plasma Source is a hollow anode ion electron plasma source presenting the limited area of the inner surface only of an anode exit aperture, leading to high brightness and high efficiency in a simple robust plasma device. | 2013-11-21 |
20130307414 | HYBRID PLASMA REACTOR - A hybrid plasma reactor includes a reactor body having a plasma discharge space, a gas inlet, and a gas outlet; a hybrid plasma source including an inductive antenna inductively coupled to plasma formed in the plasma discharge space and a primary winding coil transformer coupled to the plasma and wound in a magnetic core; and an alternating switching power supply for supplying plasma generation power to the inductive antenna and the primary winding coil. The hybrid plasma reactor induces a plasma discharge using the inductively coupled plasma source and the transformer coupled plasma source, so that it has a wide operational area from a low pressure area to a high pressure area. | 2013-11-21 |
20130307415 | SOLID-STATE LIGHTING APPARATUS AND METHODS USING SWITCHED ENERGY STORAGE - An apparatus includes at least one LED, at least one charge storage device and a switching circuit configured to route current through the least one LED to the at least one charge storage device for a first state of an applied voltage and to discharge the at least one charge storage device via the at least one LED for a second state of the applied voltage. The apparatus may further include a current control circuit coupled in series with the at least one LED. | 2013-11-21 |
20130307416 | OPEN CIRCUIT PROTECTING CIRCUIT, OPEN CIRCUIT PROTECTING METHOD AND ILLUMINATING APPARATUS - The present application discloses an open circuit protecting circuit, an open circuit protecting method and an illuminating apparatus. The open circuit protecting circuit is configured in an apparatus with a LED load being supplied with power by a current source, and comprises: a switch circuit, a timer circuit and a detecting circuit. When the LED load malfunctions, the open circuit protecting circuit carries out the following operations: the detecting circuit sends an enabling signal to the timer circuit, the timer circuit sends a driving signal with a set time to the switch circuit and the switch circuit is in the on-state during the set time, so as to make the LED load be short circuited to protect the circuit from being damaged. The open circuit protecting circuit can also resume to normal work automatically after the open circuited malfunction is cleared, and thus a hot-plugging function can be realized. | 2013-11-21 |
20130307417 | HIGH POWER DIRECT DRIVE CIRCUIT - A driver circuit for driving an LED includes a rectifier circuit to receive AC voltage and to convert the AC voltage to DC voltage. The driver circuit further includes a filter circuit for filtering the DC voltage. The driver circuit further includes a detection circuit for determining a change in the filtered DC voltage over a predetermined time interval. The driver circuit further includes a dampening circuit for dampening the filtered DC voltage responsive to the detection circuit determining that the change in filtered DC voltage over the predetermined time interval exceeds a predetermined threshold. | 2013-11-21 |
20130307418 | APPARATUS AND METHOD OF ENERGY EFFICIENT ILLUMINATION - An illumination system correlates solar time to a clock and controls lighting or illumination based on time. The illumination system may turn ON light source(s) at a first level at a turn ON time, correlated to be around or at dusk, and turn OFF light source(s) at a turn OFF time, correlated to be around or at dawn. The illumination system may reduce a level of light output, and hence power consumption, at a time after turning ON a light source, and increases the level of light output at a time prior to turning OFF the light source. Turn ON, turn OFF, decrease and increase times may be determined based on recent levels of light or illumination in the environment, for example via average or median levels over a number of previous daily cycles. Filtering may eliminate aberrant events. | 2013-11-21 |
20130307419 | LIGHTING SYSTEM WITH SENSOR FEEDBACK - A lighting system includes multiple light sources, a sensing unit, and a control system. The light sources have different emission spectra, and the sensing unit is configured to measure a spectral content of light. The control system may be configured to use measurements from the sensing unit to select respective intensities for emissions from the light sources and then independently control the light sources to emit the respective intensities. In particular, the control system can select and render a spectral distribution selected based on the light reflected from objects that are being illuminated or render a spectral distribution to supplement light from other light sources and achieve a lighting objective. | 2013-11-21 |
20130307420 | EDGE LIT LUMINAIRES FOR WINDOWS - A luminaire is provided that is configured as a window having a light guide with one or more light sources coupled to one or more edges of the light guide. Light emitted from the light guide can be used e.g., to supplement natural light passing through the window or to provide illumination when natural light is not available. Because the light source (or light sources) is incorporated into the window along one or more edges of the light guide, the light source can be either partially or totally concealed from view so as to create an appearance that can have aesthetic advantages. For example, exemplary embodiments of the present invention can have an appearance that is the same or similar to a conventional window/skylight. | 2013-11-21 |
20130307421 | PIXEL CIRCUIT, DISPLAY DEVICE, AND ELECTRONIC DEVICE - An object is to enable application of forward/reverse voltage to or forward/reverse current to a display element and to lower power consumption of a driver circuit for driving a pixel. A memory storing the potential of a source signal line input through a switch, a first transistor whose gate is supplied with one output of the memory, a second transistor whose gate is supplied with the other output of the memory, a display element electrically connected to one of a source a drain of a first transistor and one of a source and a drain of a second transistor, a power source line electrically connected to the other of the source and the drain of the first transistor and the other of the source and the drain of the second transistor, and a counter power source electrically connected to the display element are included. | 2013-11-21 |
20130307422 | DRIVER CIRCUIT FOR SOLID STATE LIGHT SOURCES - A driver circuit for a light source including one or more solid state light sources, a luminaire including the same, and a method of so driving the solid state light sources are provided. The driver circuit includes a rectifier circuit that receives an alternating current (AC) input voltage and provides a rectified AC voltage. The driver circuit also includes a switching converter circuit coupled to the light source. The switching converter circuit provides a direct current (DC) output to the light source in response to the rectified AC voltage. The driver circuit also includes a mixing circuit, coupled to the light source, to switch current through at least one solid state light source of the light source in response to each of a plurality of consecutive half-waves of the rectified AC voltage. | 2013-11-21 |
20130307423 | LED LIGHTING APPARATUS DRIVEN BY ALTERNATING CURRENT - An AC-driven LED lighting apparatus comprises a rectifying circuit to rectify an AC voltage to convert the AC voltage to a DC rectified voltage, an LED block serving as a load receiving a current from the rectifying circuit and including at least one LED, a current source to adjust a current supplied to the LED blocks, and a controller to calculate a sinusoidal designed current value based on the AC voltage, to provide the calculated designed current value to the current source, and to perform a control operation to supply only the designed value to the LED blocks by adjusting voltage drop caused at the current source if the current supplied to the LED blocks is greater than the designed current value. The designed current is changed if the AC voltage is changed, so that the brightness of the LED lighting apparatus is constantly maintained. | 2013-11-21 |
20130307424 | Device and Method for Driving an LED Light - An approach is provided for devices and methods for driving an LED light, which adjust the numbers of diodes of the LED string corresponding to the rectified AC voltage. The device comprises a power module, a LED string, a current source and a controller. The LED string has multiple LED diodes connected in series that forms a major segment and multiple minor segments. The controller is connected to the current source and the LED string, which selectively shorts the LED diodes of the minor segments. Since the number of LED diodes of the LED string is dynamically adjusted in response to the rectified voltage, the overall “on” voltage of the LED string is more closely matched to the rectified voltage, and thus the power efficiency is improved. | 2013-11-21 |