08th week of 2011 patent applcation highlights part 19 |
Patent application number | Title | Published |
20110043028 | SYSTEM AND METHOD FOR PROTECTING A LEG OF A PASSENGER IN A COMMON CARRIER - A system and method for reducing injuries within an aisle entry using a leg arresting device ( | 2011-02-24 |
20110043029 | Overmolding Steel Wheel - A vehicle wheel includes a rim having an inner peripheral surface, and a center disc portion spaced radially inwardly from the inner peripheral surface. The center disc portion includes a body having a plurality of protruding portions separated from each other by curved recesses. The wheel further includes a plurality of structural arms with each structural arm having a first arm end attached to the inner peripheral surface of the rim at a first weld attachment interface and a second arm end received within one of the curved recesses of the body. Each of the second arm ends is attached to the center disc portion at a second weld attachment interface. | 2011-02-24 |
20110043030 | ARRANGERMENT FOR SWITCHING VALVES IN AXLE MODULES OF A UTILITY VEHICLE - A circuit arrangement for switching two backup valves in a rear axle module of an electronic brake system of a utility vehicle is provided, in which the circuit arrangement includes a switch at which pulse width modulation for controlling magnetic fields of inductors of the two backup valves is applied, and a diode for a slow discharge of the two backup valves in correlation with a predetermined operating state of the two backup valves, in which the diode is connected in parallel with two branches, each containing an inductor of the two backup valves, of the circuit arrangement, and in which the diode switches the two backup valves simultaneously in correlation with the predetermined operating state. | 2011-02-24 |
20110043031 | BRAKE CONTROL DEVICE FOR MOTORCYCLE - To prevent deterioration of sports driving performance due to the actuation of an ABS in a front-wheel and rear-wheel interlocking brake system of a brake-by-wire system. A brake interlock determining portion starts a front-wheel brake when input hydraulic pressure by a brake operation (pedal operation) on a rear-wheel becomes equal to or greater than an interlocking brake starting pressure value. A threshold selecting switch allows switching of the interlocking brake starting pressure value between when the ABS is active and when the ABS is inactive. When the ABS is active, a lower pressure value is selected as the interlocking brake starting pressure value. When the ABS is inactive, an upper pressure value is selected as the interlocking brake starting pressure value. | 2011-02-24 |
20110043032 | VEHICLE WIRE HARNESS PORTION STRUCTURE - A vehicle wire harness portion ( | 2011-02-24 |
20110043033 | Out-Door Unit with Multiple Ports - An out-door unit with multiple ports comprises a plurality of circuit blocks, a DC-DC converter and a plurality of ports. The DC-DC converter is configured to provide current to the plurality of circuit blocks. The plurality of ports is connected to a plurality of in-door units respectively via a diode and provides current from the plurality of in-door units to the DC-DC converter via a diode respectively. At least one of the plurality of ports is connected to a first circuit block of the plurality of circuit blocks to provide current to the first circuit block. | 2011-02-24 |
20110043034 | EXTENSION CORD WITH WIRELESS TIMING FUNCTION - In an extension cord with wireless timing function, there are included a receptacle housing having more than one flush plug receptacles and internally including a current converter, a power switch and a plurality of electronic relays corresponding to the receptacles; a programmable logic controller in the receptacle housing for controlling the ON/OFF state of the receptacles; a wireless transmission module in the receptacle housing for receiving a wireless signal from a remote device; a power cord connected at an end to the power switch; and an operation and control module located on the receptacle housing and connected to the controller. Thus, timed power supply by each of the receptacles can be set and recorded at the remote device. When the power switch is turned to off, the controller automatically resets the receptacles to ON; and when the power switch is turned to on again, the receptacles will remain to “ON”. | 2011-02-24 |
20110043035 | Apparatus and methods for controlling light fixtures and electrical appliances - Apparatus and methods for monitoring and controlling the energy usage of an installation including lighting fixtures, motors, compressors, and other electrical appliances by monitoring the operating status of the electrical appliances, switching the electrical appliances on and/or off as mandated by operating conditions, intended use(s) of the installation, ambient conditions, energy consumption limits, and other factors, reporting the operating status of the electrical appliances to a system coordinator, storing information as to the operating status of each electrical appliance in the installation to the memory of the system coordinator in a look-up table for subsequent retrieval as needed for operation of the installation, and transmitting a signal from the system coordinator that is operative to switch the electrical appliances on and/or off in accordance with the information stored in the look-up table. | 2011-02-24 |
20110043036 | RAPID ACTIVATION FUSIBLE LINK - An assembly includes a plurality of energy storage components. An energy storage component is electrically coupled to at least two other energy storage components of the plurality by at least two electrical pathways, each including a fusible link. The at least two electrical pathways may be formed in a circuit board. The energy storage component may be coupled to the circuit board by a fusible link. | 2011-02-24 |
20110043037 | NANOSTRUCTURED HIGH SURFACE AREA ELECTRODES FOR ENERGY STORAGE DEVICES - High surface area electrodes are described here. The electrodes comprise a conductive substrate and a mesh of nanostructures disposed on the conductive substrate. The nanostructures are coated with conductive or semiconducting nanoparticles to form a high surface area electrode. Methods for making high surface area electrodes are also provided. Further, energy storage devices incorporating the high surface area electrodes are described. Related systems incorporating energy storage devices are also disclosed. | 2011-02-24 |
20110043038 | ELECTRIC RAILWAY POWER-SUPPLY SYSTEM - To present an electric railway power-supply system not requiring vast area for installation, excellent in rapid charge-discharge characteristic, and low in manufacturing cost. At a substation | 2011-02-24 |
20110043039 | UNIVERSAL IRRIGATION CONTROLLER POWER SUPPLY - Described herein are systems, methods and apparatuses for providing power to an irrigation controller. In one implementation, an apparatus comprises an alternating current (AC) to direct current (DC) voltage converter configured to convert an input AC voltage into a DC voltage. An AC voltage generator is coupled to the AC to DC voltage converter, wherein the AC voltage generator is configured to generate an output AC voltage using the DC voltage. The AC voltage generator is further coupled to the irrigation controller, and the AC voltage generator is configured to supply the output AC voltage to the irrigation controller. | 2011-02-24 |
20110043040 | Ballast For Fluorescent Emergency Lighting - An emergency ballast for a fluorescent lamp includes a rechargeable battery. The emergency ballast also includes a circuit for receiving an electrical current and providing a recommended charging voltage to the battery. The electrical current is one of two amplitudes, and the circuit provides a charge to the battery without regard to the amplitude of the electrical current. The first amplitude of the electrical current can be 120 volts, and the second amplitude can be 277 volts. The emergency ballast includes a capacitor electrically coupled to the circuit that provides an additional voltage to the rechargeable battery when the electrical current is 120 volts. The emergency ballast also includes a switch for electrically decoupling the capacitor from the circuit when the electrical current is 277 volts. | 2011-02-24 |
20110043041 | Sinusoidal Alternating Current Ballast For Fluorescent Emergency Lighting - A ballast for a lamp has a battery that provides direct current in response to a loss of power. The ballast has a conversion circuit that is configured to receive the direct current from the battery and convert it into alternating current that is provided to a lamp. The alternating current is substantially sinusoidal, and has a current crest factor of 1.7 or less. The conversion circuit can use a push-pull topology. The ballast can also include a cathode-heating circuit for pre-heating a cathode associated with the lamp. The cathode-heating circuit pre-heats a cathode of the lamp by increasing the current output of the conversion circuit. The ballast can also include circuitry for converting mains power to power appropriate to illuminate the lamp. | 2011-02-24 |
20110043042 | UNINTERRUPTIBLE POWER SUPPLY - An uninterruptible power supply (UPS) system includes an AC power input configured to receive AC power from a single-phase AC power source or a multi-phase AC power source, a DC power source, an output circuit including a power output, a controllable switch configured to selectively couple at least one of the AC power input and the DC power source to the output circuit, and a processor coupled and configured to affect operation of the output circuit depending upon which of single-phase and multi-phase operation of the UPS is indicated. | 2011-02-24 |
20110043043 | BATTERY BACKUP SYSTEM WITH SLEEP MODE - The present invention concerns an apparatus comprising a charger circuit and a control circuit. The charger circuit may be configured to generate a first power down control signal and a second power down control signal in response to (i) a first charge signal, (ii) a second charge signal, (iii) a supply voltage, and (iv) a host control signal. The control circuit may be configured to generate the first charge signal and the second charge signal in response to a first battery signal and a second battery signal. The control circuit may enter a power down state in response to the host control signal initiating the power down state. | 2011-02-24 |
20110043044 | Generating System Using Solar Energy and Wind Power - A generating system includes a first generating device ( | 2011-02-24 |
20110043045 | SYSTEMS AND METHODS FOR ASYNCHRONOUS SAMPLING DATA CONVERSION - Disclosed herein are systems and methods for converting data samples representing alternating electric currents. The data samples may be obtained by sampling a first alternating electric current having a first frequency at a sampling frequency, sampling a second alternating electric current having a second frequency at the sampling frequency, and converting the data samples using a conversion algorithm to compensate for any discrepancy caused by the difference between the first frequency and the second frequency. The corrected data samples may be utilized to determine various characteristics of the alternating electric current, such as voltage magnitude, voltage phase angle, current magnitude, current phase angle, and other related attributes. In one application, the systems and methods disclosed herein may be utilized in connection with an intelligent electronic device used to couple a first electrical system, such as a power generator, to a second electrical system, such as a utility intertie. | 2011-02-24 |
20110043046 | WIRELESS ENERGY TRANSFER WITH HIGH-Q CAPACITIVELY LOADED CONDUCTING LOOPS - Described herein are embodiments of a source resonant structure and a device resonant structure, the structures may be capable of performing wireless near-field energy transfer when separated a distance D from each other, where the absolute value of the difference of said angular frequencies w | 2011-02-24 |
20110043047 | WIRELESS ENERGY TRANSFER USING FIELD SHAPING TO REDUCE LOSS - In embodiments of the present invention improved capabilities are described for a method and system comprising a source resonator optionally coupled to an energy source and a second resonator located a distance from the source resonator, where the source resonator and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and where the field of at least one of the source resonator and the second resonator is shaped to avoid a loss-inducing object. | 2011-02-24 |
20110043048 | WIRELESS ENERGY TRANSFER USING OBJECT POSITIONING FOR LOW LOSS - In embodiments of the present invention improved capabilities are described for a method and system comprising a source resonator optionally coupled to an energy source and a second resonator located a distance from the source resonator, where the source resonator and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and where a loss inducing object is positioned to minimize loss in at least one resonator. | 2011-02-24 |
20110043049 | WIRELESS ENERGY TRANSFER WITH HIGH-Q RESONATORS USING FIELD SHAPING TO IMPROVE K - In embodiments of the present invention improved capabilities are described for a method and system comprising a source resonator optionally coupled to an energy source and a second resonator located a distance from the source resonator, where the source resonator and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and where the field of at least one of the source resonator and the second resonator is shaped to avoid a loss-inducing object. | 2011-02-24 |
20110043050 | ELECTRONIC EQUIPMENT AND METHOD FOR CONNECTING ELECTRONIC CIRCUIT SUBSTRATE - Wireless power supply and information communication are achieved between electronic circuit substrates in the electronic equipment, and the size of the circuitry for achieving the above is reduced. There are provided a first electronic circuit substrate, a second electronic circuit substrate, a first coil connected to the first electronic circuit substrate, and a second coil connected to the second electronic circuit substrate. Power is transmitted from the first coil to the second coil by electromagnetic induction so that the first electronic circuit substrate and the second electronic circuit substrate are electrically connected. | 2011-02-24 |
20110043051 | MAGNETIC INDUCTION SIGNAL REPEATER - A magnetic induction (MI) repeater includes first and second coils configured to have the same resonance frequency and to be substantially isolated from one another, and an amplifier connected to the first and second coils and configured to receive a signal induced in the first coil by a first magnetic field and output, via the second coil, a second magnetic field based on the signal, wherein the second magnetic field is amplified relative to the first magnetic field. | 2011-02-24 |
20110043052 | Systems and Methods for Remotely Controlling an Electrical Load - Systems and methods for remotely controlling an electrical load are provided. A switch is associated with controlling one or more electricity-consuming devices. After electrically isolating the switch from the electricity-consuming device, an adapter is communicatively coupled to and used to detect the state of the switch. The adapter generates and wirelessly transmits a signal indicative of the detected state of the switch to a controller that controls operation of the device based on at least the state of the switch as detected by the sensor and indicated by the wirelessly transmitted signal. | 2011-02-24 |
20110043053 | LINEAR AND CURVILINEAR MOTOR SYSTEM - A linear and curvilinear motor system includes: linear and curvilinear guiding devices movably guiding and respectively supporting right and left of a slider, each having a guide rail configured by linear tracks and a circular arc track and slider blocks; a motor unit having a stator with a stator linear section and a stator circular arc section and a mover with a linear section and provided for the slider and away from the stator with a gap interposed therebetween; and an encoder head and a hole sensor detecting positions of the linear tracks and the circular arc track. When a magnetic pole pitch of the linear section of the stator is a distance λm and a magnetic pole pitch of the circular arc section of the stator is an angle γm, a radius r of the circular arc track at the position detection point is defined as r=λm/γm. | 2011-02-24 |
20110043054 | MULTIHEAD-TYPE CORELESS LINEAR MOTOR - A multihead-type coreless linear motor includes a permanent field magnet having P permanent magnets that are arranged such that different magnetic poles appear alternately, and an armature having M armature coils that are closely wounded and connected in three phases. One of the armature and the permanent field magnet is configured as a moving part and the other is configured as a stator. A plurality of moving parts are arranged on the same stator and are driven separately. In this multihead-type coreless linear motor, the plurality of moving parts includes a large-thrust moving part and a small-thrust moving part that are different in relationship with the stator, the relationship being determined by the number of magnetic poles P of the permanent magnets and the number of armature coils M. | 2011-02-24 |
20110043055 | PLATE SPRING AND VOICE COIL MOTOR - A plate spring includes holding section, first attached section, second attached section, first spring section connected between the holding section and the second attached section, and a second spring section connected between the first fixed portion and the second fixed portion. The holding section has a first edge, second edge opposite to the first edge, and a third edge. The first attached section is positioned adjacent to an intersection of the third edge and the second edge. The second attached section is positioned adjacent to an intersection of the third edge and the first edge. The first spring section has a wavy configuration and extends from an end of the first edge to the second attached section. The second spring section also has a wavy configuration and extends from an end of the second to the first attached section. The present disclosure also provides a voice coil motor. | 2011-02-24 |
20110043056 | ELECTROMAGNETIC VIBRATION DEVICE AND MANUFACTURING METHOD THEREOF - An electromagnetic vibration device includes a vibrating plate, a suspending frame, upper and lower basin frames, a voice coil, and a magnetic loop system. Multiple voice coil fixing slots are uniformly distributed on the circumference of the vibrating plate corresponding to the inserting pieces of the voice coil, and the inserting pieces are passed through the voice coil fixing slots of the vibrating plate and fixed to the vibrating plate. One end of the lead of the voice coil is embedded in a groove on back of the vibrating plate and connected to the terminal of the lower basin frame. | 2011-02-24 |
20110043057 | POWER TOOL - It is an object of the invention to provide a technique for easily controlling the output characteristic of a brushless motor in a power tool by adjusting the number of turns of a coil that forms a stator winding. A power tool has a brushless motor which includes a rotor | 2011-02-24 |
20110043058 | ELECTRIC MOTOR - The electric motor ( | 2011-02-24 |
20110043059 | ALTERNATING CURRENT GENERATOR COMPRISING A STATOR AND A STATOR WINDING INSERTED IN STATOR GROOVES MADE OF WINDING ELEMENTS AND METHOD FOR PRODUCING AN INVENTIVE STATOR - An alternating-current generator, in particular a three-phase generator, for a motor vehicle, having a rotor including north and south poles, particularly having claw-pole fingers extending in the axial direction and alternating as north and south poles at the rotor's periphery, a stator having a magnetic core, especially laminated core, having slots and a stator winding disposed in the magnetic core's slots, the stator winding having winding overhangs that are coolable by an approximately radial air flow produced by at least one fan mounted at the rotor, the stator being situated opposite the rotor, and the stator and the rotor having defined positions relative to each other, the multiphase stator winding being made up of winding elements, at least one winding element having more than two sections inserted in slots, and at least one winding element having more than one reversal section which brings about a change in the radial position. | 2011-02-24 |
20110043060 | Interference suppressor for suppressing high-frequency interference emissions from a direct current motor that is drivable in a plurality of stages and/or directions - An interference suppressor for suppressing high-frequency interference emissions of a direct current motor that is drivable in a plurality of stages and/or directions, comprising a plurality of capacitors located on a first side of a printed circuit board, a plurality of first conductor tracks located on the first side of the printed circuit board for putting the capacitors into contact with a ground terminal, a first terminal and at least one further terminal provided for individual stages of the direct current motor, and put into contact with a first connection line for a first stage and at least one second connection line for at least one second stage of the direct current motor, a ground face located on a second side, diametrically opposite the first side of the printed circuit board, with the first connection line and the at least one second connection line fed through in insulated fashion relative to the ground face wherein the ground face is electrically connected via through-plated holes embodied as via-holes to the ground terminals of the capacitors on the first side of the printed circuit board, and wherein the capacitors are arranged in at least one group, in which the capacitors are located in a C-shaped arrangement. | 2011-02-24 |
20110043061 | VIBRATION MOTOR - A weight used in a vibration motor includes first and second weight parts that extend along adjacent wing parts to hold the wing parts therebetween; an insertion part that is formed between the first and second weight parts and into which the adjacent wing parts are inserted in the radial direction of the core; and a third weight part that is inserted between the adjacent wing parts (that is, slot) and connects the first weight part and the second weight part in a direction of the rotation axis line such that the insertion part is decoupled. | 2011-02-24 |
20110043062 | ACTUATOR - Actuator comprising a reversible electric motor ( | 2011-02-24 |
20110043063 | ENCAPSULATED MAGNET ASSEMBLY AND PROCESS FOR MAKING - The present invention provides an encapsulated magnet assembly, comprising (a) a magnet disposed within a housing, said housing comprising at least one wall and defining at least one aperture; and (b) a housing cover; the housing cover comprising a first portion made of a magnetic material and a second portion made of a non-magnetic material, wherein the housing cover is configured to hermetically seal said aperture, the first portion being fixedly attached to the second portion wherein a point of attachment is heat treated; and wherein the housing wall is formed of the non-magnetic material and is fixedly attached to the second portion of the housing cover. In one embodiment, the magnet of the encapsulated magnet assembly is a permanent magnet, and in an alternate embodiment an electromagnet. In one embodiment the encapsulated magnet assembly is a component of a stator-rotor assembly. | 2011-02-24 |
20110043064 | TRANSVERSE FLUX ROTARY MACHINE AND SWITCHING DEVICE EQUIPPED WITH SUCH A MACHINE - A rotary machine including two coaxial parts, the first part including an intermediate part, an energizing coil, and fingers distributed around the circumference of the intermediate part with a constant finger pitch and directed alternately in opposite directions. The fingers are positioned so as to interlace over part of the coil. The second part includes a permanent magnet and two lateral parts mounted substantially coaxially, the lateral parts being secured to the permanent magnetic part so as to have opposite polarities, the lateral parts including protrusions distributed around the circumference of the lateral parts and arranged in alternation on one and the other of the lateral parts with a protrusion pitch substantially equal to the finger pitch. A control device can be equipped with such a rotary machine. | 2011-02-24 |
20110043065 | Method and Apparatus For Permanent Magnet Attachment In An Electromechanical Machine - An apparatus and method for the installation and removal of permanent magnets in a permanent magnet electromechanical machine, for example a wind turbine power unit generator. A magnet holder is mounted on a magnet carrying structure such as a rotor. Permanent magnets may be inserted into and removed from the magnet holder after the electromechanical machine is assembled. In this manner, permanent magnets may be installed on the magnet carrying structure by an interference fit, without using bolts or adhesives, to facilitate both assembly and removal for maintenance and repair. | 2011-02-24 |
20110043066 | BILAYER MAGNETIC ELECTRIC MOTOR - A bilayer magnetic electric motor comprises a rotor and a stator. The rotor has a casing and an iron ring provided in the casing. The internal and external surfaces of the iron ring are respectively disposed with a plurality of circularly arranged first and second magnets. The stator is located in and axially connected to the casing and includes a plurality of internal stator coil sets and a plurality of external stator coil sets that are respectively arranged in a circular array. Accordingly, when the stator is combined with the rotor, the iron ring and the first and second magnets are located in a circular space between the internal and external stator coil sets, and the first and second magnets respectively correspond to the internal and external stator coil sets. Consequently, the output power is increased when the rotor rotates and the size of the electric motor is also decreased. | 2011-02-24 |
20110043067 | UNIVERSAL MOTOR - A universal motor has a rotor and a stator. The stator comprises a pair of symmetrical C-shaped stator cores and two windings respectively wound on the stator cores. Each stator core comprises a yoke and a pair of poles extending from opposite ends of the yoke. The windings are wound on the yokes. Each pole has a curved surface and the surfaces of the poles cooperatively form an opening. The rotor is rotatably received in the opening. | 2011-02-24 |
20110043068 | DYNAMOELECTRIC MACHINE - A dynamoelectric machine that can suppress increases in rotor inertia to extend belt service life and increase field magnetomotive force to increase output. In the dynamoelectric machine, first and second magnetic guidance members are fitted into first and second holding grooves that are disposed so as to extend axially on facing portions of first and second trough portions radially outside inner wall surfaces, and are disposed so as to span over first and second trough portions. First and second permanent magnets that are magnetically oriented in a reverse direction to a magnetic field that originates from a field coil are fitted into and held by interfitting grooves of the first and second magnetic guidance members so as to face inner circumferential surfaces near tip ends of second and first claw-shaped magnetic pole portions so as to have a predetermined clearance. | 2011-02-24 |
20110043069 | ELECTRIC ROTATING MACHINE DRIVABLE WITH A SINGLE THREE-PHASE INVERTER - In an electric rotating machine, a stator coil is comprised of first and second winding groups. The stator coil is wound around a stator core in a concentrated winding manner so that the phase difference in electrical angle between each corresponding pair of windings of the first and second winding groups is equal to π/6. Further, the windings of the first and second winding groups are connected to form Δ-Y connections. Consequently, the sixth harmonic components of the electromagnetic forces created by the windings of the first winding group can be offset by those of the electromagnetic forces created the windings of the second winding group. As a result, the total magnetic noise and torque ripple generated in the machine can be reduced. Moreover, the machine can be driven with only a single three-phase inverter to achieve the effects of reducing the total magnetic noise and torque ripple. | 2011-02-24 |
20110043070 | ELECTRIC MACHINE AND ROTOR ARRANGEMENT - The invention relates to an electric machine, particularly for a synchronous machine excited by a permanent magnet. The electric machine comprises a rotor arrangement ( | 2011-02-24 |
20110043071 | ELECTRIC MOTOR AND ELECTRICAL MACHINERY EQUIPPED THEREWITH - An electric motor includes a stator including stator steel core ( | 2011-02-24 |
20110043072 | METHOD FOR PRODUCING A COMMUTATOR RING FOR A ROLL COMMUTATOR OF AN ELECTRIC MACHINE, AND ELECTRIC MACHINE - In a method for producing a commutator ring for a commutator of an electric machine, the lamellae of a commutator ring are formed of an electrically conductive, deformable band material, and they have at least one recess running in the longitudinal direction of the band material, before a desired number of the formed lamellae are closed to form the commutator ring. After the closing of the lamellae to form the commutator ring, a reinforcing ring made of an electrically nonconductive, deformation-resistant material is introduced into the recess and is fixed in the recess by plastic deformation of the lamellae of the commutator ring. | 2011-02-24 |
20110043073 | DRIVE UNIT - The invention relates to a drive unit, particularly a geared motor for windshield wipers, window lifting devices, or the like, of a motor vehicle, having a gear in a gear housing ( | 2011-02-24 |
20110043074 | STEPPING MOTOR - A stepping motor includes a rotor assembly and a stator assembly including two stator units axially coupled to each other. The two stator units each include a pair of yokes which each include a base portion and a plurality of pole teeth extending from the base portion and which are disposed such that each of the pole teeth of one yoke and each of the pole teeth of the other yoke are arranged alternately in the circumferential direction. The pole teeth are shaped symmetric and each include a pair of slant sides inclined so as to become closer to each other with an increase of distance from the base portion, and the slant sides of adjacent pole teeth are located close to each other wherein a magnetic pole gap between the adjacent pole teeth pole teeth is about 0.2 times as large as the thickness of the pole teeth. | 2011-02-24 |
20110043075 | Surface Acoustic Wave Device and Communication Apparatus Using Same - among the plurality of IDT electrodes having serially divided type structures, when designating any three continuously and sequentially arranged IDT electrodes as first, second, and third IDT electrodes in the order of arrangement, electrode fingers are arranged so that a first electrode finger pitch P | 2011-02-24 |
20110043076 | ULTRASONIC MOTOR - An ultrasonic motor includes a vibrator, a mobile unit, a holding mechanism, and a pressing mechanism. The vibrator generates elliptical vibration by degenerating different vibration modes and having a phase difference between the different vibration modes. The mobile unit is configured to be movable relative to the vibrator. The holding mechanism holds and fixes the vibrator in a direction substantially parallel to the direction of the relative movement of the mobile unit. The pressing mechanism presses the vibrator against the mobile unit. The holding mechanism includes an adjustment unit for adjusting the resonant frequencies of the different vibration modes of the vibrator to substantially match each other when the ultrasonic motor is driven. | 2011-02-24 |
20110043077 | LIGHT-TRANSMITTING VIBRATION UNIT AND MODULE THEREOF - In a light-transmitting vibration unit and the module thereof, which the vibration unit comprises a first and a second substrates stacked sequentially with each other, and made of a conductive polymer material, such that both first and second substrates have light transmittance and uniform resistance, and after a vibration driven component is electrically coupled to the first and second substrates, an electric field will be acted for converting electric energy into mechanical energy to produce vibrations. If the vibration unit is coupled directly to a touch-sensitive display unit, an image displayed by the touch-sensitive display unit will be able to pass through the vibration unit, and the vibrations produced by the vibration unit will be more directly transmitted to a touch object. | 2011-02-24 |
20110043078 | Piezoelectric component and manufacturing method thereof - A piezoelectric component that has a superior level of molding pressure resistance while reducing the height and size thereof, is manufactured at low cost by using a photosensitive resin film to which is added a nano filler or a mica filler. The invention relates to a piezoelectric component and a manufacturing method of a piezoelectric component comprising: a piezoelectric substrate; a comb electrode formed on a main surface of the piezoelectric substrate; a piezoelectric device composed of wiring electrodes having device wiring sections disposed adjacent to the comb electrode; an insulation layer formed on an upper surface of the device wiring sections; a rewiring layer formed on an upper surface of the insulation layer; a protective film layer that is composed of an inorganic material and that covers the entire upper surface of the rewiring layer excluding the comb electrode; an outer periphery wall section formed by laminating a photosensitive resin film to which is added a nano filler onto the protective film layer; a ceiling section formed by laminating the photosensitive resin film to which is added a nano filler or a mica filler onto top openings of the outer periphery wall section; and electrode posts formed so as to pass through the outer periphery wall section and the ceiling section. Here the photosensitive resin film to which is added a nano filler is composed of a photosensitive resin to which is added an inorganic nano filler with a mean particle size of 1.0 nm or less, and has an elastic modulus of 3.0 GPa or greater. | 2011-02-24 |
20110043079 | TUNING-FORK TYPE PIEZOELECTRIC RESONATOR PLATE AND TUNING-FORK TYPE PIEZOELECTRIC RESONATOR DEVICE - A tuning-fork type piezoelectric resonator plate includes: at least a plurality of leg portions serving as vibrating portions; a bonding portion bonded to the outside, and a base portion from which the leg portions and the bonding portion protrude. The plurality of leg portions protrude from a first end face of the base portion and are provided side-by-side on the first end face. The bonding portion protrude from a second end face located opposite the first end face of the base portion at a position located opposite a center position of the plurality of leg portions in a width direction of the first end face of the base portion. And, at least a base end portion of the bonding portion is used as a bond region that is bonded to the outside. | 2011-02-24 |
20110043080 | Complex resonance circuit and oscillation circuit using the same - A piezoelectric vibration device includes a single piezoelectric substrate, at least three electrode pairs formed on the single piezoelectric substrate, and two external connection terminal pairs, wherein the three electrode pairs are connected to the two external connection terminal pairs so that two different vibration modes individually appear at the two external connection terminal pairs. | 2011-02-24 |
20110043081 | PIEZOELECTRIC ELECTROSTRICTIVE COMPOSITION APPARATUS AND METHOD - An actuator apparatus and method may comprise a monolithic construction of piezoelectric effect and electrostrictive effect materials. The actuator may comprise at least one piezoelectric material layer and at least one electrostrictive material layer. The at least one piezoelectric material layer may comprise a plurality of piezoelectric layers or the at least one electrostrictive layer may comprise a plurality of electrostrictive layers. The actuator may comprise the monolithic construction of piezoelectric and electrostrictive materials having a perimeter; a rigid plate; an adhesion mechanism holding the perimeter to the rigid plate preventing movement of the perimeter with respect to the rigid plate. The monolithic construction may be formed by co-sintering and co-pressing the piezoelectric effect material with the electrostrictive effect material. The actuator could comprise PMN/PT-65/35 piezoelectric and PMN/PT-90/10 electrostrictive. The actuator could be included in, such as, a nano-positioner, a valve actuator, an adaptive optical mounting, or a micropump. | 2011-02-24 |
20110043082 | CONVERTER MOTOR - The invention relates to an inverter motor comprising a motor ( | 2011-02-24 |
20110043083 | VEHICLE ELECTRIC ROTATING MACHINE AND METHOD FOR MANUFACTURING SAME - The vehicle electric rotating machine includes a pulley unit having an opening portion formed in an axial front end thereof, and configured to perform at least one of transmission and reception of a rotation drive force to and from the rotation shaft of the rotor, and a lid attached to the opening portion to close an internal space of the pulley unit. The rotor includes a rotor side receiving surface in contact with one axial end surface of an inner ring of the bearing rotatably supporting the rotor. The pulley unit includes a pulley side receiving surface in contact with the other axial end surface of the inner ring. An air passage enabling air communication between the internal space of the pulley unit closed by the lid and ambient space is formed in at least one of the rotor side receiving surface, the pulley side receiving surface, and the lid. | 2011-02-24 |
20110043084 | Information Handling System Enclosure And Process For Manufacture Of Cosmetic Formed Corners - An information handling system enclosure is formed from a metal panel having a thickness, such as approximately 1 mm, by stamping a raised edge from the panel so that the height of the edge appears as a thickness of the panel, such as 2.5 mm. The raised edge is stamped to have a raised edge of slightly greater than the final edge height and then punched into a corner tool to provide the raised edge with a desired height. Punching into the corner tool forms the edge along the outer circumference of the panel to have a substantially square appearance. | 2011-02-24 |
20110043085 | PORTABLE CONTAINER AND WORKSTATION - The present invention relates generally to portable workstations and portable tool and equipment containers, and more specifically to single-wheeled portable tool workstations for comfortably, efficiently, and precisely transporting and organizing a tradesman's occupational tools and equipment. A single-wheeled or in-line wheel set portable tool workstation is disclosed that allows for precise and controlled movement over rough and uneven terrain in order to avoid the need for multiple trips between a tradesman's truck or shop and the worksite. | 2011-02-24 |
20110043086 | COVER LATCHING STRUCTURE FOR PORTABLE ELECTRONIC DEVICE - A cover structure for portable electronic device includes a rotating member, a cover, a retaining member and a main housing. The rotating member includes a head portion, a column and two wings projecting from the column. The cover defines a through hole allowing the column and the wings to extend through. The retaining member clasps the column to preventing the rotating member from getting away from the cover. The main housing defines a receiving hole. Two blocks and two slopes are formed in the receiving hole. The wings of the rotating member respectively rotate along the slopes to be locked by the blocks when the cover is attached to the main housing. | 2011-02-24 |
20110043087 | SLIDE RAIL BUFFERING STRUCTURE - A slide rail buffering structure includes a connection board, a slidable board, a damper, a pull-resistant assembly, and a positioning bar. The positioning bar is received in a slide channel of the connection board. The slidable board is fit over the positioning bar and is set on the track portion of the connection board. The damper is received in an end of the connection board and the damper is coupled to the slidable board. The pull-resistant assembly is connected between the slidable board and the connection board and is set at an end of a rail base plate. The structure of the present invention allows the positioning bar to be caught and driven by a guide section of a rail plate to alleviate and buffer the pulling force of the connection board that is moved backward for returning so as to prevent damage caused by excessive pulling force. | 2011-02-24 |
20110043088 | Composite pedestal cabinet - A composite pedestal cabinet is provided which is formed of a foldable housing blank that defines a plurality of walls of the storage cabinet and has wall sections integrally joined together at fold lines. The cabinet blank is initially formed in an unfolded, flat condition and then the wall sections are folded about the fold lines and interlocked together to define a plurality of walls of a box-like housing. Additional support structures are provided on the cabinet housing for supporting door slides and their associated drawers, as well as a top wall and casters. | 2011-02-24 |
20110043089 | Reach-in door for refrigerated cabinets - The door is constructed for a refrigerated cabinet and includes an IG unit of rectangular shape and a frame surrounding the unit. The frame is formed of a pair of horizontally disposed aluminum rails and a pair of vertically disposed plastic stiles. Each stile is secured at each end to a respective end of each of the rails by screws. Each rail and stile receives the IG unit in a recessed manner. Full perimeter gasketing of the door is obtained by a vertical gasket on the stile on the hinged side of the door and a pair of horizontal seals on the cabinet opposite the rails of the door. | 2011-02-24 |
20110043090 | LAMP STRUCTURE IMPROVEMENT IN THE TWO-LAMPS TYPED DECORATION LAMP STRING - The present invention is to provide a lamp structure improvement in the two-lamps typed decoration lamp string. Each lamp body of the said lamp string is composed of a single soft head, a single soft core and a LED single body of the ordinary half-shaped type separately package-covered with a single lighting crystalline grain then leaned against each other to form a lamp of ordinary shape-and-sized single-piece LED such that the mutually assembled and formed single-piece-shaped LED can have two lighting crystalline grains and form a two-lamps typed lamp body. It thus can effectively lower the manufacturing cost of lamp body in the two-lamps typed decoration lamp string. | 2011-02-24 |
20110043091 | Structure of LED Lamps - An improved structure of LED lamps, which tightly fixes the LED to circuit board through indirectly pressing. The improved structure of LED lamps comprises of a lamp shell, the inside of which can be configured with a first circuit board attached with LED, and a second circuit board attached with positive and negative terminals; in particular: on either ends of the lamp shell, a supporting structure and a back cover can be configured. Screws can go through the screw hole(s) which are on the back cover and lock into the support pillar(s) of the supporting structure. Through the screwing, the supporting structure pulls the LED, first circuit board and lamp shell altogether, and provides an indirectly pressure on the first circuit board further makes the first circuit board attach tightly to the platform of lamp shell, accomplishing tight and accurate positioning effect, better heat transfer and heat conduction effect. | 2011-02-24 |
20110043092 | LED BULB FOR HIGH INTENSITY DISCHARGE BULB REPLACEMENT - The disclosed system includes a two-phase cooling apparatus configured for cooling an array of LED dies. | 2011-02-24 |
20110043093 | SPARK PLUG - A spark plug ( | 2011-02-24 |
20110043094 | SPARK PLUG, AND METHOD FOR MANUFACTURING THE SAME - A spark plug and method of manufacturing the same. The spark plug includes a tubular insulator holding a center electrode, and a tubular metallic shell holding the insulator. The insulator is inserted into the metallic shell from the rear end side thereof until a portion of the insulator engages the metallic shell. In this state, the circumferential edge of the rear end portion of the metallic shell is crimped, whereby the insulator is unitarily fixed to the metallic shell. A talc charged layer is formed in a clearance portion between the insulator and the metallic shell, and a wire packing is placed on a rear end portion of the talc charged layer for engaging the crimp portion. A portion of the talc charged layer is interposed between the wire packing and the rear trunk portion of the insulator. | 2011-02-24 |
20110043095 | MASTER GLASS HAVING STRUCTURE CAPABLE OF PREVENTING DAMAGE CAUSED BY STATIC ELECTRICITY - There is provided a master glass having a structure capable of preventing damage caused by static electricity. The master glass is a substrate on which a deposition process is experimentally performed by being experimentally loaded loading the master glass into a deposition apparatus before starting the deposition process of the substrate for electronic devices. In one embodiment, a master glass includes first conductive patterns and a second conductive pattern. The first conductive patterns are formed to correspond to a deposition pattern required in a substrate for electronic devices. The second conductive pattern electrically connects all the first conductive patterns to one another. | 2011-02-24 |
20110043096 | DISPLAY DEVICE - A display device is provided, in which view-angle dependence of chromaticity of white or an intermediate color may be reduced. The display device includes: a pair of opposed substrates; a light blocking film provided on one of the pair of substrates while having a plurality of openings; and a plurality of self-luminous elements provided on the other of the pair of substrates, each of the self-luminous elements having an emission region facing each of the openings, and having an emission color different from an emission color of another element, at least one self-luminous element being different from other self-luminous elements in clearance in a display plane direction from an end of the emission region to an opening of the light blocking film. | 2011-02-24 |
20110043097 | Field emission lamp - A field emission lamp, capable of preventing the degradation and the non-uniformly distribution of the light intensity of the emitted light, even after long-term usage of the field emission lamp, is disclosed. The anode of the disclosed field emission lamp is not required to be transparent. The disclosed field emission lamp comprises: a transparent shell; an anode unit set inside the transparent shell; a cathode unit set between the anode unit and the transparent shell; and a phosphor layer set above the anode unit. The cathode unit is apart from the phosphor layer with a certain distance. The phosphor layer and the anode unit are both surrounded by the cathode unit. | 2011-02-24 |
20110043098 | DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME - In a display device with a pixel constituted using an EL element or the like, leak light from a monitoring element that is provided for correcting changes in the properties of the element due to the temperature change, deterioration, or the like is effectively suppressed. The display device has a structure in which an insulating layer is formed over a substrate and a plurality of light emitting elements each of which has a light emitting layer interposed between a first electrode and a second electrode are formed over the insulating layer. Furthermore, at least part of the plurality of light emitting elements has a structure in which an opening is formed in the insulating layer, and the light emitting layer is formed in the opening region of the insulating layer. | 2011-02-24 |
20110043099 | ABOS:M-BASED PHOSPHORS AND LIGHT SOURCES CONTAINING THESE PHOSPHORS - This invention is related to efficient anorganic phosphors, which are based on an oxysulfide host lattice of the general formula ABOS: M. Furthermore, this invention is related to the use of these phosphors in various technical applications such as fluorescent lamps, colored light or white light emitting LEDs, scanning beam displays working with UV or purple laser as exciting source and other devices in order to convert especially UV or NUV radiation or short-wave visible light into an useful longer-wave visible radiation. This invention is also related to light sources and/or display applications that contain the inventive phosphor. An inventive phosphor shows the general formula ABOS: M, where A is at least one element selected from the group consisting of Ca, Mg, Sr, and Ba; B is at least one element selected from the group consisting of Zn and Mg; M is at least one first element selected from the group consisting of Mn | 2011-02-24 |
20110043100 | METHOD OF FORMING PHOSPHOR FILM AND METHOD OF MANUFACTURING LIGHT EMITTING DIODE PACKAGE INCORPORATING THE SAME - The invention relates to a method of forming a phosphor film and a method of manufacturing an LED package incorporating the same. The method of forming a phosphor film includes mixing phosphor and light-transmitting beads in an aqueous solvent such that the nano-sized light-transmitting beads having a first charge are adsorbed onto surfaces of phosphor particles having a second charge. The method also includes coating a phosphor mixture obtained from the mixing step on an area where the phosphor film is to be formed, and drying the coated phosphor mixture to form the phosphor film. The invention further provides a method of manufacturing an LED package incorporating the method of forming the phosphor film. | 2011-02-24 |
20110043101 | LIGHT-EMITTING DEVICE - Disclosed is a light-emitting device including a light-emitting element emitting primary light, and a light converter absorbing a part of the primary light emitted from the light-emitting element and emitting secondary light having a longer wavelength than the primary light. The light converter contains a green light-emitting phosphor and a red light-emitting phosphor. The green light-emitting phosphor is composed of at least one phosphor selected from a divalent europium-activated oxynitride phosphor substantially represented by the following formula: Eu | 2011-02-24 |
20110043102 | ORGANIC LUMINESCENT DEVICE AND A PRODUCTION METHOD FOR THE SAME - The present invention provides an organic light emitting device that comprises a substrate, a first electrode, two or more organic material layers, and a second electrode sequentially layered, wherein the organic material layers include a light emitting layer, and among the organic material layers, the organic material layer that is contacted with the second electrode includes metal oxide, and a method for manufacturing the same. | 2011-02-24 |
20110043103 | ORGANIC ELECTROLUMINESCENCE ELEMENT AND MANUFACTURING METHOD OF THE SAME - An organic electroluminescent element is manufactured by: a step of forming a first electrode layer on a substrate; a step of forming a light-emitting layer above the first electrode layer; a step of forming a charge injection layer above the light-emitting layer; a step of forming a metal layer that includes a material selected from the group consisting of aluminum, silver, tin, copper, and a composite metallic material containing two or more members of these metals above the charge injection layer; and a step of forming a second electrode layer by laminating an electrode material selected from transparent conductive oxides, transparent conductive nitrides, and composite materials of these compounds above the metal layer by a low damage sputtering method, an ion plating method, or a chemical vapor deposition (CVD) method. | 2011-02-24 |
20110043104 | Electroluminescence (EL) Device and Method for the Production Thereof - An electroluminescence (EL) device includes a planar electroluminescence (EL) layer, on the rear of which two segment electrodes are disposed insulated next to and nested inside each other in an electrode plane and can be connected to an alternating current source, and on the front of which at least one transparent front electrode, particularly in the form of one or more graphical elements, are disposed in an insulated manner. In such an EL device, luminosity that is practically independent of the shape of the counter-electrodes and uniform across the surface is provided, and a formation of the graphical elements by simple cutting out or stamping out is enabled, in that the nesting of the segment electrodes is configured such that the segment electrodes are alternately disposed in two independent directions of the electrode plane. | 2011-02-24 |
20110043105 | CONTROLLING AN ELECTRONIC DEVICE USING CHIPLETS - An electronic apparatus including a common substrate, a plurality of controlled electronic devices disposed over the common substrate, and a wiring layer having a plurality of conductors formed on the common substrate. A plurality of chiplets are located over the common substrate, each chiplet having an independent substrate separate from the common substrate, each independent substrate having a bottom side opposing a top side with one or more connection pads formed on the bottom side of the chiplet, and each chiplet including circuitry for controlling functions of one or more of the controlled electronic devices. The chiplets are adhered to the common substrate with the bottom side of the chiplet closer to the common substrate than the top side of the chiplet, and each connection pad is electrically connected to one of the plurality of conductors. | 2011-02-24 |
20110043106 | LIGHT EMITTING DEVICE, PLASMA DISPLAY PANEL, AND PLASMA DISPLAY DEVICE - The light emitting device according to the present invention includes: a substrate ( | 2011-02-24 |
20110043107 | Plasma Display Panel - A PDP includes first and second substrates facing each other, a plurality of address electrodes disposed on one surface of the first substrate, a first dielectric layer covering the address electrodes, barrier ribs disposed between the first substrate and the second substrate and partitioning a plurality of discharge cells, a phosphor layer disposed in the discharge cells, a plurality of display electrodes disposed in a direction generally perpendicular to the address electrodes and positioned on the surface of the second substrate facing the first substrate, a second dielectric layer covering the display electrodes, and a protective layer covering the second dielectric layer. The protective layer includes particles of strontium oxide (SrO). | 2011-02-24 |
20110043108 | SEAL AND LEG DESIGN FOR CERAMIC INDUCTION LAMP - A ceramic arc body includes a main body having a chamber. A leg extends from the main body and has an internal opening therethrough that communicates with the chamber. An electrically non-conductive seal member is received in the leg opening. A tapered internal surface abuttingly engages the seal member and provides for centering of the seal member relative to the leg. A separate tapering region, shoulder, or stop surface limits insertion of the seal member into the leg opening for precision location of the seal member, and in another embodiment, a single continuous taper inside the leg cooperates with a tapered seal member for both centering and precision insertion of the seal member into the leg. In another embodiment, a hybrid electrode is employed where one portion of the hybrid electrode is electrically non-conductive and a second portion of the electrode is electrically conductive. The hybrid electrode mechanically supports both the lamp and the starting coil and also provides electrical connection to the starting coil. | 2011-02-24 |
20110043109 | LAMP WITH AT LEAST ONE BASE - To provide a configuration for a lamp with at least one base comprising a light emission element arranged in a light-emitting tube, external leads supplying energy to said light emission element, an antioxidant layer covering said external leads, sealing portions sealing metal foils connected electrically to said external leads and bases fixed via an adhesive to said sealing portions, the adhesive fixing said base does not directly contact said antioxidant layer. | 2011-02-24 |
20110043110 | High pressure discharge lamp - A high pressure discharge lamp comprises a pair of electrodes that face each other in an electric discharge container, wherein an electrode axis of each electrode is buried in a sealing portion, each electrode axis is joined to a metallic foil, two or more grooves are formed in an axis direction on a portion of the electrode axis, which corresponds to the sealing portion, an upper shoulder portion of each groove is formed in a shape of a curved surface, a diameter of the electrode axis is 0.3 mm to 1 mm, and a curvature radius of the curved surface upper shoulder portion is 5 μm-50 μm. | 2011-02-24 |
20110043111 | RF FEED CONFIGURATIONS AND ASSEMBLY FOR PLASMA LAMP - Systems and methods for lamp assembly and connection of radio frequency feeds to lamp body are described. In an example embodiment, a circuit board is positioned transverse to a lamp body and one or more radio frequency probes extend from the edge of the circuit board into the lamp body. In another embodiment, portions of a circuit board may form traces that extend into a lamp body. In other embodiments, radio frequency probes may extend from the front surface or back surface of a circuit board into a lamp body. A lamp housing may provide a support, ground and heat sink for lamp components. | 2011-02-24 |
20110043112 | POWER CONTROL - An apparatus for driving a voltage source such as a discharge or LED lamp using a power booster receiving an AC voltage source configured through an inductor to turn on and off periodically in response to a duty cycle of a dimming control signal or a transformer starting a new cycle, for regulating a low voltage AC signal. The booster control circuitry adjusting the current feed to a determined target boost voltage according to sensed input from primarily a single comparator which compares any one of (but not limited to) a) the output boosted voltage, b) the globe current, or c) the inductor input current. | 2011-02-24 |
20110043113 | FAUCET ASSEMBLY - A faucet assembly includes a faucet body, a power-generating device and a circuit board. The faucet body has a water channel. An accommodating chamber is provided in the water channel. An illumination port is provided below the faucet body. The power-generating device is provided in the accommodating chamber of the faucet body and has an impeller, a first magnetic element, a second magnetic element and a coil set. The impeller is connected to the first magnetic element. The second magnetic element is connected to the coil set. The first magnetic element and the second magnetic element attract each other to generate a mutual movement. The circuit board is electrically connected to the coil set of the power-generating device. The circuit board is arranged with light-emitting diodes set in the illumination port of the faucet body. With this arrangement, the faucet assembly provides enhanced illumination and a cleaning effect in a power-saving, durable and user-friendly manner. | 2011-02-24 |
20110043114 | LED Device with Simultaneous Open and Short Detection Function and Method Thereof - An LED device with simultaneous open and short detection function includes a plurality of LED strings, a voltage converter, a current driving unit, a loop control unit, an open detector, a short detector and a voltage detector. The open detector and the short detector are utilized for detecting LED open and LED short for the plurality of LED strings, respectively. The voltage detector is coupled to the open detector, the short detector and the voltage converter, and is utilized for generating a reset signal to the short detector according to an output voltage of the voltage converter when the LED open occurs on the plurality of LED strings, so as to initiate the LED short detection for the plurality of LED strings again. | 2011-02-24 |
20110043115 | PWM DIMMING CIRCUIT FOR LED - A PWM dimming circuit for a LED load including a LED load connected to the main LED drive circuit, a current loop configured to measure output current from the LED load, a current loop regulation circuit connected to the current loop, a main control circuit configured to receive a signal from the current loop when the LED load produces an output current, and a PWM dimming controller configured to provide a signal to control the current loop regulation circuit and to make the current loop operate in a closed-loop mode when the LED load produces the output current and to provide a shutdown signal to the main control circuit when the LED load does not produce the output current. When the output current is detected, the main control circuit controls the main LED drive circuit to set its output current at a predetermined load current. | 2011-02-24 |
20110043116 | ILLUMINATION SYSTEM AND METHOD FOR PROCESSING LIGHT - Proposed is an illumination system ( | 2011-02-24 |
20110043117 | POWER SAVING LIGHT EMITTING DIODE DISPLAY BOARD SYSTEM - In a power saving LED (Light Emitting Diode) display board system, each pixel is formed by combining at least one red LED, at least one blue LED and at least one green LED. The power saving LED display board system includes a power converter; a red LED power supply; a green LED power supply; a blue LED power supply; and a DSP (Digital Signal Processor) for controlling the red LED power supply to convert an electric power supplied from the power converter into a red LED operation power, controlling the green LED power supply to convert the electric power supplied from the power converter into a green LED operation power and controlling the blue LED power supply to convert the electric power supplied from the power converter into a blue LED operation power. | 2011-02-24 |
20110043118 | LIGHT-EMITTING DIODE BACKLIGHTING SYSTEMS - Lighting system embodiments are provided to energize and calibrate strings of light-emitting diodes. These embodiments are particularly useful for calibration of strings of light-emitting diodes that are arranged to provide backlighting of liquid crystal displays. The systems are structured around the use of a single comparator that is multiplexed to facilitate calibration of a plurality of current sources. The systems can be adapted for use in displays in which different techniques (e.g., “analog dimming” and “pulse-width modulation”) are used to vary the brightness of the display. The systems remove the need for special structures (e.g., fuse arrays, special test equipment, and interfaces). | 2011-02-24 |
20110043119 | Method of Starting an HID Lamp and Ballast Incorporating Same - There is provided herein a method for starting a high intensity discharge lamp and a ballast incorporating the same. In a preferred embodiment, the method comprises the steps of: (a) obtaining a cumulative probability function of breakdown times, P(t), for the lamp at a voltage, V; (b) determining a minimum pulse length, T | 2011-02-24 |
20110043120 | LAMP ASSEMBLY - A lamp assembly including one or more light emitting diode (LED) arrays and a controller circuit to output a current to the one or more LED arrays. Each LED array includes at least one LED and defines a spatial radiation pattern having a first central axis. The lamp assembly also includes a lens array to redirect light received from the one or more LED arrays, a base and a light-transmissive cover. For each one of the one or more LED arrays, the lens array includes a total internal reflection (TIR) lens defining a second central axis aligned with the first central axis of the corresponding LED array. The TIR lens is configured to distribute light received from the LED array from an output face of the TIR lens such that the distributed light defines optical paths that are convergent, divergent or collimated with respect to the second central axis. The base includes a first surface to receive the one or more LED arrays, the controller circuit and the lens array. The base also includes a second surface structured to be removably received by a lamp holder. The light-transmissive cover is attached to the base and disposed over the first surface thereof such that the one or more LED arrays, the controller circuit and the lens array are contained between the cover and the base. | 2011-02-24 |
20110043121 | LIGHTING CIRCUIT AND ILLUMINATION DEVICE - A lighting circuit according to embodiments includes: a self-hold element connected in series to an AC power source that generates power for lighting an illumination load, together with the illumination load, the self-hold element being configured to control supply of the power provided by the AC power source to the illumination load by the self-hold element being turned on/off; a noise prevention circuit connected in parallel to the self-hold element; and a damping circuit configured to connect a damping resistance to the noise prevention circuit parallely only for a predetermined period from turning-on of the self-hold element, thereby preventing the self-hold element from being repeatedly turned on/off during a period in which the self-hold element is on under normal conditions, due to a transient during power supply. | 2011-02-24 |
20110043122 | Resonant Inverter With Sleep Circuit - A sleep circuit for use in a resonant inverter is disclosed. The sleep circuit activates a “sleep mode” (non-continuous operation) when the inverter output has no connected load, or a connected load is non-operative (e.g., fails). The “sleep mode” utilizes hysteresis control via the under voltage lockout protection feature of a control IC of the inverter. A primary DC source permanently connects to the Vcc pin of the control IC for startup (on) and burst (non-continuous) operation modes. An auxiliary DC source connects to the Vcc pin via a switch for continuous operation mode. A load current sensor controls the switch. When a sensed output current is above a threshold level, the switch connects the auxiliary DC source, and the control IC (and the inverter) operates continuously. When the sensed output current falls below the threshold, the auxiliary DC source is not provided and the inverter operates in “sleep mode”. | 2011-02-24 |
20110043123 | ELECTRODELESS PLASMA LAMP AND FILL - Electrodeless plasma lamp and fill is described. Power may be over coupled to the lamp during startup and a significant percentage of the power is reflected. In some examples, 40-80% of the power may be initially reflected and less than 100 watts of forward power may be provided to the lamp. A high pressure fill is used to increase resistance and coupling of power during startup. In one example, a fill of noble gas, Mercury and metal halide is used and the high pressure decreases the warm up time required to vaporize the Mercury and metal halide. In some embodiments, the pressure may be between 200 Torr to 3000 Torr. A combination of metal halides may be used to provide desired characteristics. For example, Aluminum Halide, Indium Halide and/or Thallium Halide may be combined with one or more metal halides having a metal from the Lanthanide series. | 2011-02-24 |
20110043124 | METHODS AND APPARATUS FOR ENCODING INFORMATION ON AN A.C. LINE VOLTAGE - An AC line voltage may be encoded with control information, such as dimming information derived from an output signal of a conventional dimmer, so as to provide an encoded AC power signal. One or more lighting units, including LED-based lighting units, may be both provided with operating power and controlled (e.g., dimmed) based on the encoded power signal. In one implementation, information may be encoded on the AC line voltage by inverting some half cycles of the AC line voltage to generate an encoded AC power signal, with the ratio of positive half-cycles to negative half-cycles representing the encoded information. In other aspects, the encoded information may relate to one or more parameters of the light generated by the LED-based lighting unit(s) (e.g., intensity, color, color temperature, etc.). | 2011-02-24 |
20110043125 | LED DRIVING UNIT - A daisy chain dimming solution can be applied in all kinds of LED driver topologies. A central idea is to measure or sense the current levels or pulse width modulation duty cycles in a previous segment (N−I) in a chain of segments of LED driving units with associated LED strands, and control the current through the next segment (N) based on the sensed current through the previous. For example, each LED driving unit ( | 2011-02-24 |
20110043126 | Stepped intensity electric road flare - A stepped intensity electric road flare having a housing supporting a circuit. The circuit comprises an led light source, a power controller and a power supply. The power controller energizes the led light source with the power supply such that the led light source emits a varying light having at least one perceived fixed intensity within a range of emitted intensities. The road flare of the present invention provides a perceived steady light having a perceived fixed intensity during a portion or time zone of its waveform thereby communicating its exact location. In addition because its intensity changes during other portions or time zones of its waveform it also demands attention. The present invention is therefore an attention getting safety device communicating its exact location. The present invention both alerts drivers to a hazard and guides them past the hazard. In addition the emitted light of the present invention is of a reddish color and concentrated by an optic into a powerful light beam. An incendiary road flare also emits a powerful light having a reddish color and, at portions of its burn cycle, perceived as a steady light. An incendiary road flare also varies its intensity during its burn cycle. Therefore the electric road flare of the present invention emits light having characteristics similar to the characteristics of the light emitted by an incendiary road flare. The present invention therefore both alerts and guides drivers with an effectiveness similar to that of the incendiary road flare. | 2011-02-24 |
20110043127 | LED ASSEMBLY AND CIRCUIT FOR USE IN FLUORESCENT LAMP FIXTURES - An LED assembly has an AC voltage applied from a fluorescent lamp fixture via one or more power supply connectors belonging to a base which can be attached to the fluorescent lamp fixture, and the LED assembly includes a resistive circuit having impedance equivalent to that of a filament of a fluorescent lamp which can be attached to the fluorescent lamp fixture, a rectifier circuit for rectifying an AC voltage supplied via the resistive circuit, and a load circuit to be operated in response to a supply of a voltage rectified by the rectifier circuit. | 2011-02-24 |