19th week of 2010 patent applcation highlights part 19 |
Patent application number | Title | Published |
20100117481 | WINDING ARRANGEMENT FOR AN ELECTRICAL MACHINE - A design for and method of winding an electric motor, generator or other electrical machine using multiple strands of wire preformed into a wave shape with a plurality of legs connected by shaped end turns. This results in efficient packing and improved machine performance in terms of both efficiency and power density without the need for flux concentrators. The conductors or windings may be preformed so as to be a self supporting structure, aiding assembly and eliminating the need for an iron core. | 2010-05-13 |
20100117482 | VALVE APPARATUS - A rotating valve apparatus including a cylindrical casing, a shaft arranged symmetrically in the casing, a member fixedly attached to the shaft and in close fit with the cylindrical casing, defining separated chambers within the casing, at least one outlet fixedly arranged along the circumference of the casing and a plurality of axially arranged inlets, each of which is constantly in fluid communication with a respective one of the separated chambers. The axially arranged inlets are alternately in fluid connection with the outlet fixedly arranged along the circumference of the casing in response to rotation of the shaft and the member with respect to the casing. The member has an elliptically shaped cross section. | 2010-05-13 |
20100117483 | ELASTIC WAVE DEVICE AND METHOD OF PRODUCING THE SAME - An elastic wave device has a structure that prevents cracks from being formed in a piezoelectric substrate in flip-chip bonding using a bump, that minimizes the contact resistance in a contact portion where wiring patterns are electrically connected to each other, and that improves the insertion loss. In the elastic wave device, first and second multilayer electrically conductive films are provided on a piezoelectric substrate, the first multilayer electrically conductive film defines an IDT electrode and a first wiring pattern, the second multilayer electrically conductive film defines an electrode pad to which a bump is connected and a second wiring pattern, at least one contact portion where the second wiring pattern is overlapped on the first wiring pattern so as to be electrically connected to each other is provided, a top electrically conductive film of the first multilayer electrically conductive film is a Ti film, and a bottom electrically conductive film of the second multilayer electrically conductive film is an Al-based electrically conductive film including Al or an alloy mainly containing an Al. | 2010-05-13 |
20100117484 | DRIVER AND DRIVING METHOD - Conventional drivers for transducers oftentimes did not provide an efficient driving mechanism because the driving signal was not “close enough” to the natural frequency of the transducer. Here, a driver for a transducer is provided that measures the natural frequency of the transducer and generates a driving signal accordingly. Thus, a more efficient driver is provided. | 2010-05-13 |
20100117485 | PIEZOELECTRIC TRANSDUCERS WITH NOISE-CANCELLING ELECTRODES - In a representative embodiment, an apparatus comprises a transducer providing a first output; a capacitor providing a second output; a first load impedance connected to the first output; a second load impedance connected to the second output; and a differential amplifier having a first input connected to the first output and a second input connected to the second output. Illustratively, the first load impedance is connected electrically in parallel with the first input and the second load impedance is connected electrically in parallel with the second input. | 2010-05-13 |
20100117486 | POSITIONING APPARATUS AND METHOD - Positioning apparatus comprises: a first surface; a tubular body having a longitudinal axis and a first end surface at a first end of the tubular body, the first end surface being arranged in contact with the first surface; and surface wave generation means arranged to generate a first travelling surface wave on the first end surface, the first travelling surface wave travelling along a first portion of the first end surface in a first direction around the first end surface, and, while the first travelling surface wave is travelling along the first portion of the first end surface, to generate a second travelling surface wave on the first end surface, the second travelling surface wave travelling along a second portion of the first end surface in a second direction around the first end surface, the second direction being opposite to the first direction. Interaction between the first surface and the first and second travelling surface waves effects relative movement between the first surface and the tubular body. In certain embodiments the tubular body comprises piezoelectric material, and the surface waves are generated by applying voltages to electrodes. | 2010-05-13 |
20100117487 | DRIVING APPARATUS - A driving apparatus ( | 2010-05-13 |
20100117488 | PIEZOELECTRIC AND SEMICONDUCTING COUPLED NANOGENERATORS - An electrical generator includes a substrate, a semiconductor piezoelectric structure having a first end and an opposite second end disposed adjacent to the substrate, a first conductive contact and a second conductive contact. The structure bends when a force is applied adjacent to the first end, thereby causing an electrical potential difference to exist between a first side and a second side of the structure. The first conductive contact is in electrical communication with the first end and includes a material that creates a Schottky barrier between a portion of the first end of the structure and the first conductive contact. The first conductive contact is also disposed relative to the structure in a position so that the Schottky barrier is forward biased when the structure is deformed, thereby allowing current to flow from the first conductive contact into the first end. | 2010-05-13 |
20100117489 | PACKAGE-TYPE PIEZOELECTRIC RESONATOR AND METHOD OF MANUFACTURING PACKAGE-TYPE PIEZOELECTRIC RESONATOR - It is an object of the present invention to provide a package-type piezoelectric resonator which can be packaged at a wafer stage and is suitable for mass production. | 2010-05-13 |
20100117490 | Method of manufacturing piezoelectric resonator, piezoelectric resonator, and electronic component - To provide a piezoelectric resonator in which a casing houses a tuning-fork piezoelectric resonator element and whose failure occurrence caused when shavings of adjustment films scatter and adhere to excitation electrodes is prevented. In a method of manufacturing a quartz-crystal resonator in which a casing | 2010-05-13 |
20100117491 | PACKAGING FOR PIEZOELECTRIC RESONATOR - The invention concerns an assembly comprising a piezoelectric resonator ( | 2010-05-13 |
20100117492 | Unit having resonator, oscillator having unit and electronic apparatus having unit - In a unit comprising a quartz crystal resonator, a case having a mounting portion, and a lid connected to the case, the quartz crystal resonator having a base portion, and first and second vibrational arms connected to the base portion, at least one groove being formed in at least one of opposite main surfaces of each of the first and second vibrational arms, at least one mounting arm being connected to the base portion having a length L | 2010-05-13 |
20100117493 | PIEZOELECTRIC DEVICE AND ITS MANUFACTURING METHOD - Upper adhesion layer | 2010-05-13 |
20100117494 | CLAW POLE GENERATOR, ESPECIALLY FOR BICYCLE GENERATOR HUB - A claw pole generator is basically provided with a circularly arranged permanent magnet and an internal stationary unit with a yoke and a coil. The yoke includes a first laminated yoke and a second laminated yoke. The first and second laminated yokes include a disc-shaped connecting portion arranged on one side of the coil and a plurality of outer circumferential yoke portions that are arranged between the coil and the permanent magnet with circumferential spaces in-between. Each of the outer circumferential yoke portions has a plurality of outer circumferential yoke layers laminated overlying each other along a radial direction with respect to the axial centerline of the coil. An outermost one of the outer circumferential yoke layers that is closest to the permanent magnet with a longer axial length than an innermost one of the outer circumferential yoke layers. | 2010-05-13 |
20100117495 | WALL-MOUNTED CONTAINERS - A container includes an outer surface defining an inner cavity configured to store a sheet product, the outer surface having a retention indentation configured to engage an attachment apparatus. The retention comprises attachment rails for slidably engaging the attachment apparatus, a lid portion removably secured to the container includes a sheet product retainer to prevent a partially dispensed sheet product from falling back into the container, and the lid portion includes a retention tab configured to prevent a lid of the lid portion from complete separation from the container. | 2010-05-13 |
20100117496 | COUNTER MERCHANDISER THAT IS EXPANDABLE, ADJUSTABLE, STACKABLE AND LIGHTABLE - A merchandising shelf unit is provided that when fully expanded is about 30″ wide by about 44¾″ high. The width can be adjusted to compress down to about 18″. It is designed so that another unit can be stacked on top of each other using stacking pins to secure the two units. Adjustable shelves allow for different heights, within the unit, depending on products being displayed. An optional light accessory system that can be secured underneath the shelves will allow for enhanced product presentation. The merchandising shelf unit is fully attachable to a counter, as well as being portable, and the merchandising shelf unit is made of a welded steel frame, acrylic sides and doors, and injection molded clear shelves. An adjustable front door panel can be installed to close in the merchandising shelf unit and can be secured with the installation of a lockset. This door unit can be hid away in the space between the acrylic side panels and welded steel frame. A flat front surface on the shelves will allow for the use of point-of-sale materials. | 2010-05-13 |
20100117497 | COMPUTER ENCLOSURE - A computer enclosure includes a base and a mounting bracket. The base includes a mounting pole. The mounting bracket includes a mounting mechanism. The mounting mechanism includes a mounting member. The mounting member is movable perpendicular to a longitudinal axis of the mounting pole, and the mounting member is capable of retaining the mounting pole thereto. | 2010-05-13 |
20100117498 | CUTLERY DRAWER FOR A DISHWASHER - A cutlery drawer for dishwashers is provided that includes a base section on which holding elements for holding the cutlery are provided. Each holding device has two fastening sections attached to the base section and a center section that connects the two fastening sections to each other. | 2010-05-13 |
20100117499 | TELESCOPIC STORAGE DEVICE - A device having vertically mobile shelves facilitating the storage of a container having an internal predetermined height and having an open upper surface of the trunk, suitcase, chest, drawer-type and the like, said device being characterized in that: at least one horizontal shelf is linked to at lest one vertical sliding means comprising at least three sliding segments which are fixed to the container at the lower segment, such that the said device can move between: a folded position, in which the height of the device is less than the predetermined height of the container, by folding of the sliding means, such that the shelves are close to one another in the container and allow storage of a content; and an unfolded position, in which the height of the device is greater than the predetermined height of the container, by extending the sliding means, such that the shelves are heightened and spread to allow handling of the content. | 2010-05-13 |
20100117500 | Cabinet or Similar Article of Furniture with a Sliding Foldaway Door - A cabinet door collapses and slides into a concealed position inside a door compartment of a cabinet. The door has a first wing which is pivotally connected to a second wing and to a vertical door-supporting bar which travel insides the door compartment. The second wing is guided by carriages running in upper and lower continuous guideways that extend inside the door compartment. A device for moving the door-supporting bar includes a stationary toothed belt inside the door compartment, a toothed wheel and guide pulleys carried by the door-supporting bar. The toothed wheel is operatively connected to a torsion spring inside the door-supporting bar. A locking device locks the toothed wheel, when the door wings are in a coplanar closed position, and releases the toothed wheel, when they are in a parallel open position. | 2010-05-13 |
20100117501 | SAFETY CABINET WITH MULTIPANEL FOLDING DOOR - A cabinet has a body having an open side and two doors each comprised by an outer panel and an inner panel. The panels are pivotal between a closed position in which they are all generally coplanar and cover the open side with the inner panels between the outer panels and an open position giving access to the open side. A respective actuating mechanism for each door has an actuating element defining first, second, and third pivot points and pivoted on the body at the respective first pivot point and a pusher pivoted on the respective second pivot point and having a pair of arms with outer ends connected to the respective doors. A rigid connector extends between the third pivot points at all times across a line extending between the first pivot points. | 2010-05-13 |
20100117502 | Basket for refrigerator - The structure for adjusting height of the shelf for the refrigerator according to the embodiment of the present invention is configured to gradually lift and lower the shelf by means of pressing the height adjusting element provided at the lower side of the shelf, and the shelf is preferably prevented from being suddenly dropped while adjusting height of the shelf. | 2010-05-13 |
20100117503 | METAL OXIDE NANOPARTICLES, PRODUCTION METHOD THEREOF, LIGHT-EMITTING ELEMENT ASSEMBLY, AND OPTICAL MATERIAL - A method of producing metal oxide nanoparticles includes the steps of (A) mixing a metal alkoxide, a surfactant, and a first organic solvent under an inert atmosphere to prepare a reaction solution, (B) mixing a reaction initiator prepared by mixing a catalyst with a solvent and the reaction solution under an inert atmosphere and heating to produce an intermediate product, and (C) mixing the intermediate product with a second organic solvent followed by heating the mixture of the intermediate product and the second organic solvent under an inert atmosphere to prepare metal oxide nanoparticles, the surfaces of which are coated with the surfactant. | 2010-05-13 |
20100117504 | EMI SHIELD GLASS WITH BLACKENED CONDUCTIVE PATTERN AND A METHOD FOR PREPARATION THEREOF - The present invention provides a method of producing a blackened electromagnetic interference shielding glass, which includes (a) forming a conductive pattern on a surface of glass on which a tin (Sn) component is diffused by using a conductive paste; and (b) firing the glass on which the conductive pattern is formed, and a blackened electromagnetic interference shielding glass. | 2010-05-13 |
20100117505 | INFRARED EMITTER COMPRISING AN OPAQUE REFLECTOR AND PRODUCTION THEREOF - A method is provided for producing an infrared emitter made of an endless quartz glass body, wherein a reflector layer is deposited at least partially on the surface of the body made of quartz glass. The quartz body is divided into individual sections after application of the reflector layer. An infrared emitter is also provided. | 2010-05-13 |
20100117506 | SPARK PLUG - A spark plug comprised of a spark plug main body and a cylindrical pressing member used for mounting the spark plug main body on an internal-combustion engine. The spark plug main body includes a cylindrical metal shell. A removing-tool engagement portion is formed on an outer circumferential face of the metal shell at a front end side of a caulking portion. The removing-tool engagement portion is used for engaging with a tool, when removing the spark plug main body from a plug hole of an internal-combustion engine. | 2010-05-13 |
20100117507 | SPARK PLUG - The present invention provides a spark plug that includes a center electrode extending in an axial direction, a ceramic insulator having an axial hole formed in the axial direction to retain the center electrode in a front side of the axial hole and thereby form an assembly unit of the center electrode and the ceramic insulator, a metal shell surrounding an outer circumference of the ceramic insulator to retain therein the assembly unit, and a ground electrode having one end portion joined to a front end face of the metal shell and the other end portion facing the center electrode to define a spark gap therebetween, wherein the spark plug satisfies the following conditions: H≧1 mm, Vc≦17 mm | 2010-05-13 |
20100117508 | LAMP, METHOD FOR MANUFACTURING A LAMP AND USE OF A HOLDER FOR SUCH A LAMP | 2010-05-13 |
20100117509 | HID LIGHTING ASSEMBLY CAPABLE OF INSTANT ON/OFF CYCLE OPERATION - A high intensity discharge lighting assembly capable of instant ON/OFF operation with a lamp housing having therein an HID lamp, an instant ON igniter circuit and lamp driver circuitry. The housing may have a screw in base or may be configured for fixed mounting on an open receptacle box. In one version, a non-replaceable HID lamp has leads permanently connected to the instant ON circuitry. In another version, the HID lamp has an integral base with pins which are plugged in to a socket provided in the housing. | 2010-05-13 |
20100117510 | APPARATUS AND METHOD FOR GENERATING FEMTOSECOND ELECTRON BEAM - An apparatus and method for generating femtosecond electron beam are disclosed. The apparatus for generating electron beam by discharging an electron generated via a cathode to an anode includes a transmission window provided at one side of the cathode to allow incident laser to pass therethrough, a pinhole formed on the anode such that the pinhole corresponds to the position of the electron generated from the transmission window, and a focusing unit provided at one side of the cathode and generating an electric field to accelerate and at the same time concentrate the electron to the pinhole. Electrons are simultaneously concentrated and accelerated to the pinhole by an electric field generated by the focusing unit positioned at the cathode to generate femtosecond electron beam. | 2010-05-13 |
20100117511 | COLOR CONVERTED LIGHT EMITTING APPARATUS - A color converted light emitting apparatus is provided that has excellent light emission characteristics and can be manufactured while a viscosity suitable for a printing method is maintained. The color converted light emitting apparatus can include a light emitting element and a color conversion layer containing a phosphor that is excited by light emitted from the light emitting element and which emits fluorescent light. The color conversion layer can further contain, as first and second thickeners, two types of particles with different average primary particle diameters. The average primary particle diameter of the second thickener can be less than one half of the average primary particle diameter of the first thickener. By appropriately adjusting the average primary particle diameters and the amounts of the thickeners added, the light emission characteristics and the emission chromaticity can be improved. For example, the first thickener can be adjusted to be present in the amount of at least 30 wt % and less than 100 wt % based on a total weight of the first and second thickeners. | 2010-05-13 |
20100117512 | PLASMA DISPLAY PANEL - A plasma display panel is disclosed. The plasma display panel has discharge cells which each have a range of widths between the first substrate and the second substrate. In addition, the discharge spaces are separated by non-discharge spaces having heights which are less than the heights of the discharge spaces. | 2010-05-13 |
20100117513 | PLASMA DISPLAY PANEL - A plasma display panel is disclosed. The plasma display panel has discharge cells which each have a range of widths between the first substrate and the second substrate. In addition, the discharge spaces are separated by non-discharge spaces having heights substantially the same as the heights of the discharge spaces. | 2010-05-13 |
20100117514 | ELECTRODE FOR COLD CATHODE TUBE AND COLD CATHODE TUBE EMPLOYING IT - An electrode ( | 2010-05-13 |
20100117515 | Fluorescent Display Tube - A fluorescent display tube, which has short-length filaments, can be driven by applied voltage of 3-8V to be used for a general fluorescent display tube. The fluorescent display tube can emit sufficient thermal electrons even if the number of filament cathodes is decreased to reduce power consumption of the filaments. The filament cathode is arranged between a first and third supporting plates by one end thereof fixed to the first supporting plate and the other end thereof fixed to the third supporting plate, and the filament cathode having an equal length with the filament cathode extended between the first and third supporting plates is arranged between the second and third supporting plates. | 2010-05-13 |
20100117516 | LIGHT EMITTING DEVICE AND DISPLAY - A light emitting device containing a semiconductor light emitting component and a phosphor, the phosphor is capable of absorbing a part of light emitted by the light emitting component and emitting light of a wavelength different from that of the absorbed light, is provided. A straight line connecting a point of chromaticity corresponding to a spectrum generated by the light emitting component and a point of chromaticity corresponding to a spectrum generated by the phosphor is substantially along a black body radiation locus in a chromaticity diagram. | 2010-05-13 |
20100117517 | WHITE-LIGHT LED HAVING IMPROVED ANGULAR COLOR PERFORMANCE - A light-emitting diode device, includes a substrate; and a light-emitting element having two or more commonly-controlled portions, the light-emitting element having two electrodes and a common unpatterned white-light-emitting layer formed between the two electrodes, at least one portion having an optical spacer, each portion having a different optical structure, the optical structure in one portion being tuned to emit substantially white light and that one portion having a transparent electrode, and the optical structure in a different portion being tuned to emit colored light. | 2010-05-13 |
20100117518 | CASCADED LIGHT EMITTING DEVICES BASED ON MIXED CONDUCTOR ELECTROLUMINESCENCE - A cascaded light emitting device. The cascaded light emitting device includes: a base electrode formed of a base electrode material and electrically coupled to a base voltage lead; a top electrode layer formed of a top electrode material and electrically coupled to a top voltage lead; a number of electroluminescent layers arranged between and electrically coupled to the base electrode and top electrode layer; and at least one middle electrode layer formed of a middle electrode material. Each of the middle electrodes is coupled between two juxtaposed electroluminescent layers. The electroluminescent layers include a mixed conductor that luminesces with a peak wavelength. | 2010-05-13 |
20100117519 | ELECTROLUMINESCENT DEVICE CONTAINING A FLOURANTHENE COMPOUND - An OLED device includes a cathode, an anode, and having there between a light-emitting layer, further including, between the cathode and the light emitting layer, a first layer having a thickness of 20 nm or less and containing a fluoranthene compound including one and only one fluoranthene nucleus and having no aromatic rings annulated to the fluoranthene nucleus, the fluoranthene nucleus having independently selected aromatic groups in the 7,10-positions and a phenanthroline group in the 8- or 9-position. The OLED device desirably includes a second layer containing an alkali metal or an alkali metal compound, located between the cathode and the first layer. The OLED device can also include a polycyclic aromatic compound in the first layer or in a third layer located between the first layer and the light-emitting layer. Devices of the invention provide improvement in features such as efficiency, drive voltage, and operational stability. | 2010-05-13 |
20100117520 | OLED DEVICE WITH FLUORANTHENE ELECTRON INJECTION MATERIALS - The invention provides an OLED device including a cathode, an anode, and having there between a light-emitting layer, further including, between the cathode and the light emitting layer, a first layer containing a fluoranthene compound including one and only one fluoranthene nucleus and having no aromatic rings annulated to the fluoranthene nucleus, the fluoranthene nucleus having independently selected aromatic groups in the 7,10-positions and an azine group in the 8- or 9-position, provided that the azine group is not a phenanthroline group. The OLED device desirably includes a second layer containing an alkali metal or alkali metal compound, located between the cathode and the first layer. The OLED device can also include a polycyclic aromatic hydrocarbon compound in the first layer or in a third layer located between the first layer and the light-emitting layer. Devices of the invention provide improvement in features such as efficiency and drive voltage. | 2010-05-13 |
20100117521 | LANTHANOID EMITTER FOR OLED APPLICATIONS - The invention relates to light emitting devices and in particular to organic light emitting devices (OLED). The invention more specifically relates to the use of luminescent lanthanoid complexes as emitters in such devices. | 2010-05-13 |
20100117522 | ORGANIC MATERIAL, FILM COMPRISING THE SAME AND ELECTRIC DEVICE COMPRISING THE FILM - An organic material including a hydrophilic polymer and an organic moiety having a hydroxyl substituted C | 2010-05-13 |
20100117523 | SUBSTRATE BEARING A DISCONTINUOUS ELECTRODE, ORGANIC ELECTROLUMINESCENT DEVICE INCLUDING SAME AND MANUFACTURE THEREOF - The subject of the invention is a substrate for an organic light-emitting device ( | 2010-05-13 |
20100117524 | LIGHT EMITTING DEVICE - The invention relates to a light emitting device ( | 2010-05-13 |
20100117525 | ORGANIC EL PANEL AND METHOD FOR MANUFACTURING THE SAME - An organic EL panel comprises an element forming substrate, an organic EL element, which is formed on the element forming substrate, an adhesive layer, which is formed at a periphery of the element forming substrate so as to surround the organic EL element, and a sealing substrate, which is bonded to the element forming substrate through the adhesive layer. A hermetically sealing section, which is provided with low melting point metal layers, is formed at a position adjacent to the adhesive layer. | 2010-05-13 |
20100117526 | NOVEL AZAINDENOCHRYSENE DERIVATIVE AND ORGANIC LIGHT-EMITTING DEVICE - The invention provides an azaindenochrysene derivative, and an organic light-emitting device outputting light having high luminance and a long lifetime with high efficiency having an organic compound layer that includes the azaindenochrysene derivative. | 2010-05-13 |
20100117527 | OLED PIXEL STRUCTURE AND METHOD FOR MANUFACTURING THE SAME - An organic light emitting display (OLED) pixel structure is provided to improve the resolution of an OLED without significantly changing the current OLED manufacturing process. With a novel pixel arrangement and circuit layout, an organic light emitting material is evaporated onto a substrate through a mask and thus a plurality of sub-pixels are formed simultaneously while enabling each sub-pixel to correspond to different pixels. Therefore, the area of each sub-pixel is reduced and the resolution of a display is increased. | 2010-05-13 |
20100117528 | DISPLAY DEVICE - The present invention provides a display device including: a pair of substrates in which a plurality of pixels are disposed in a matrix form as a whole, the pixels being configured with pixels corresponding to R (red), G (green), or B (blue), and the pixels corresponding to the R, G, or B having size different from each other; a self-luminous photo-emission element formed in a region corresponding to each of the pixels, on one of the pair of substrates; and a black matrix layer formed in a region corresponding to among the pixels, on the other of the pair of substrates. Formula (1) and formula (2) are satisfied, or formula (1) and formula (3) are satisfied. | 2010-05-13 |
20100117529 | PIXEL STRUCTURE - A pixel structure driven by a scan line and a data line arranged on a substrate is provided. The pixel structure includes a control unit, an OEL unit and a semi-transparent reflector structure. The control unit driven by the scan line and the data line is arranged on the substrate. The OEL unit is arranged on the substrate and includes a transparent electrode, a light-emitting layer and a metal electrode. The transparent electrode is electrically connected with the control unit. The light-emitting layer is disposed on the transparent electrode. The metal electrode is disposed on the light-emitting layer. The semi-transparent reflector structure is sandwiched between the substrate and the OEL unit, and includes at least a plurality of first and second dielectric layers. The first and second dielectric layers are alternately stacked, and the refractive index of the first dielectric layers is different from that of the second dielectric layers. | 2010-05-13 |
20100117530 | LIGHT-EMITTING DIODE DEVICE AND METHOD FOR FABRICATING THE SAME - A light-emitting diode (LED) device is disclosed. The LED device includes a semiconductor substrate with a planar top surface, a light-emitting diode (LED) chip disposed over the top surface of the semiconductor substrate, at least two isolated outer wiring layers formed through the semiconductor substrate and electrically connected to the light-emitting diode chip, serving as input terminals, a transparent encapsulating layer with a substantially planar top surface formed over the semiconductor substrate, capping the LED chip and the at least two isolated outer wiring layers, and a lens module adhered to the substantially planar top surface of the transparent encapsulating layer to cap the light-emitting diode chip. In one embodiment, the lens module includes a fluorescent layer and a lens covering or covered by the fluorescent layer. | 2010-05-13 |
20100117531 | ORGANIC LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF - The present invention relates to an organic light emitting device and a manufacturing method thereof. An organic light emitting device includes a first substrate, a thin film structure disposed on the first substrate, a second substrate comprising an inner surface and an outer surface, a first sealing member disposed between the first substrate and the second substrate, the first sealing member comprising an inner surface and an outer surface, and a second sealing member disposed on the outer surface of the second substrate. | 2010-05-13 |
20100117532 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a front glass substrate, a display electrode formed on the substrate, a dielectric layer formed to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel facing the front panel so that discharge space is formed and including an address electrode in a direction intersecting the display electrode, and a barrier rib for partitioning the discharge space. In the protective layer, a base film is formed on the dielectric layer and aggregated particles of metal oxide crystal particles are attached to the base film so that they are attached to an entire surface of an effective display area and an area outside the effective display area in the periphery of the effective display area with one or more non-formation regions provided in the area outside the effective display area. | 2010-05-13 |
20100117533 | DISCHARGE LAMP COMPRISING A MONOXIDE RADIATION EMITTING MATERIAL - The invention relates to a discharge lamp comprising a group IVB monoxide radiation emitting material, which allows to greatly improve the features of the lamp due to the superior light emitting properties of the monoxide compound. | 2010-05-13 |
20100117534 | Light-Emitting Diode Illumination Apparatus - The invention provides a light-emitting diode illumination apparatus. The light-emitting diode illumination apparatus includes a tube, a chamber, a porous capillary diversion layer, at least one heat-dissipating fin, and a diode light-emitting module. The tube has a first opening. The chamber has a second opening and a flat end. The second opening is engaged to the first opening. The porous capillary diversion layer is formed in the tube and the chamber. The tube and the chamber form a sealed space. The sealed space accommodates a working fluid. A section area of the chamber is larger than a section area of the tube. The at least one heat-dissipating fin is disposed on a circumference of the tube. The diode light-emitting module is disposed on the flat end. | 2010-05-13 |
20100117535 | PORTABLE DEVICE, RECORDING MEDIUM STORING LIGHT EMISSION CONTROL PROGRAM AND LIGHT EMISSION CONTROL METHOD THEREOF - A portable device includes a light emission unit to emit light on a case, a clocking unit to clock time, an information acquisition unit to acquire information indicating a position and/or a state necessary for illuminating the light emission unit, and a control unit to determine whether to illuminate the light emission unit by using timekeeping information acquired from the clocking unit and the information indicating a position and a state acquired from the information acquisition unit, and to control the light emission unit under either a light emission state or an extinction state from a result of the determination. | 2010-05-13 |
20100117536 | Control Circuit and Method for Controlling Large-Scale Semiconductor Light Sources - A drive circuit for driving semiconductor light sources having one or more semiconductor light sources applied to a circuit mount, wherein the drive circuit for driving semiconductor light sources is also applied to the circuit mount and can generate pulses with a rise time of less than 3 μs. | 2010-05-13 |
20100117537 | ILLUMINATING ARRANGEMENT IN CONNECTION WITH A TEXTILE STRUCTURE - An illuminating arrangement in connection with a textile structure. The illuminating arrangement includes an electric wire system engaging a machine-fabricated textile structure. The electric wire system includes electrical components electrically coupled therewith and providing at least an illuminating function, which are located in a longitudinal and/or lateral direction of the textile structure at a distance from each other for creating an essentially reticulated lighting effect, and a control and power supply system for operating the electrical components. An electrical wire system of the illuminating arrangement includes a substantially flat circuit-board technology based wire element comprising said electrical components and with a wrapper element for all-round protection. The wire element is integrated within a knitted textile fabric structure with an inlay technique using machine knitting. | 2010-05-13 |
20100117538 | LED VEHICLE LIGHTING APPARATUS - An LED vehicle lighting apparatus including a fail-safe function can supply a plurality of LEDs connected in series with a requisite voltage that is larger than a supply voltage of a battery. The vehicle lighting apparatus can include a DC-DC convertor and a subsidiary feed circuit. The DC-DC convertor can be configured to supply the LEDs with a substantially constant current by a controller. At least one output of the subsidiary feed circuit is connected to an LED in the LEDs, and a switching element can also be connected between the LED and ground. When the controller has a breakdown or trouble, LEDs between the LED and ground can be directly lighted by the battery in accordance with a signal provided by the controller. Thus, the disclosed subject matter can provide various LED lighting apparatuses including a user friendly fail-safe function. | 2010-05-13 |
20100117539 | LAMP OPERATION DEVICE AND IMAGE DISPLAY DEVICE - A lamp operation device includes a mode setting part that sets an operation mode for lamps, and a lamp operation part that controls switching between the lamps in accordance with the set operation mode. The lamp operation part includes a process corresponding to a manual switching mode in which a lamp selected by a user is set as an illumination lamp, and a process corresponding to an automatic switching mode in which the plurality of lamps is automatically set in sequence as an illumination lamp. In the automatic switching mode, after one lamp has been set as the illumination lamp, cumulative illuminating time (amount of change) of the lamp is measured. Then, the illumination lamp is switched to the other lamp, depending on whether a measurement result has exceeded predetermined threshold time. | 2010-05-13 |
20100117540 | METHOD OF DETECTING AN ARC IN A GLOW-DISCHARGE DEVICE AND APPARATUS FOR CONTROLLING A HIGH-FREQUENCY ARC DISCHARGE - In a method of detecting arc discharge in a glow-discharge apparatus GD that has a high-frequency power source PS, a cutting pulse is output for time T | 2010-05-13 |
20100117541 | Lighting Device - A lighting device having a built-in driver circuitry is provided. The object of the present invention is to provide a lighting device having a built-in driver circuitry for driving the lighting in order to be installed in existing lighting fixtures and for driving the lighting. The lighting device comprises at least one fluorescent lamp and a built-in driver circuitry. | 2010-05-13 |
20100117542 | LED LIGHT PIPE ORNAMENT - A LED light pipe ornament assembly includes a light emitting diode, a light pipe and a translucent silicone ornament mounted on the light type to radiate light received from the light pipe. | 2010-05-13 |
20100117543 | LIGHTING DEVICE WITH A LED USED FOR SENSING - A lighting device ( | 2010-05-13 |
20100117544 | METHODS AND SYSTEMS FOR WIRELESS COMMUNICATION WITHIN A GAMING MACHINE - A gaming machine includes a main door coupled to a main cabinet and a controller positioned within the main cabinet, wherein the controller includes a wireless transmitter configured to transmit wireless control signals. The gaming machine also includes a display board coupled to the main door, wherein the display board includes a plurality of light devices and a wireless receiver configured to receive the wireless signals from the wireless transmitter, and wherein the wireless signals are representative of control commands for the plurality of light devices. | 2010-05-13 |
20100117545 | Solid State Lighting, Driver Circuits, and Related Software - LED lighting fixtures, or luminaires, related components, driver circuit, methods, and software/firmware are described can provide for among other things, ambient environment sensing, thermal self-monitoring, sensor-based power management, communications, and/or programmability. Driver and lighting circuits configured for electrical loads such as series arrangements of light emitting diodes are also described. Embodiments of PFC stages and driver stages can be combined for use as a power supply, and may be configured on a common circuit board. Power factor correction and driver circuits can be combined with one or more lighting elements as a lighting apparatus. Methods of hysteretic power factor correction start-up are also described. | 2010-05-13 |
20100117546 | LED LIGHT-EMITTING DEVICE - The present invention relates to a LED light-emitting device comprising a substrate, at least one LED bulb and a rectifier assembly. The substrate comprises a flexible substrate. The flexible substrate comprises at least one pair of conductors. The conductors can be arranged straight or curved. The at least one LED bulb detachably connects to the conductors. The rectifier assembly comprises an electromagnetic interference (EMI) filter, a rectifier and a pulse width modulation (PWM) controller that stabilizes current flowing through the LED light-emitting device. | 2010-05-13 |
20100117547 | LAMP BALLAST AND AN ILLUMINATION APPARATUS - A lamp ballast capable of lighting a discharge lamp and an incandescent lamp each at an optimum condition. The lamp ballast has a DC-DC converter, an inverter that converts an output of DC-DC converter into an AC power for applying the same to a lamp load, a starting circuit generating a high voltage pulse from the AC power to provide the same to the lamp load, and a controller that controls the DC-DC converter and the inverter to provide a variable DC voltage and the AC power of variable frequency. The controller has a starting mode of operating the inverter at a starting frequency to generate the high voltage, and a lighting mode of operating the inverter at a lighting frequency lower than the starting frequency. The controller has a detection mode of causing the DC-DC converter to output a detection voltage of a predetermined level prior to the starting mode, a discharge lamp lighting program of operating, after the detection mode, the inverter in the starting mode and subsequently in the lighting mode, and an incandescent lamp lighting program of operating, after the detection mode, the inverter in the lighting mode without through the starting mode. When the detection voltage exceeds a predetermined threshold, the controller selects the discharge lamp lighting program, and otherwise selects the incandescent lamp lighting program. When the incandescent lamp is connected, the ballast turns on the incandescent lamp without applying a high voltage pulse so as to avoid lowering of the lamp life. | 2010-05-13 |
20100117548 | CIRCUIT ARRANGEMENT FOR IGNITING AND OPERATING A DISCHARGE LAMP - A circuit arrangement for starting and for operating a gas discharge lamp with an AC step-down converter or a half-bridge arrangement, which functions as a step-down inverter during quasi-resonant operation, a lamp inductor and a resonant capacitor, which form a resonant circuit, and a smoothing inductor, wherein the resonant capacitor is dimensioned in terms of its value such that, during normal operation of the lamp, a voltage ripple of over 100 V from maximum to maximum is present across said resonant capacitor, the smoothing inductor being dimensioned in such a way that it can filter the majority of the voltage ripple, and the switching frequency at the same time being between 200 kHz and 500 kHz. | 2010-05-13 |
20100117549 | PULSE-WIDTH MODULATION CONTROL FOR BACKLIGHTING OF A VIDEO DISPLAY - A pulse-width modulated backlight control for a video display restarts the pulse-width modulated pulse train on occurrence of a video refresh pulse. In order to prevent an undesirable momentary increase in brightness in the event that the last pulse of the pre-refresh pulse train occurs too close to the first pulse of the post-refresh pulse train relative to the normal pulse interval, the width of the first pulse following refresh may be reduced from a first value determined by the desired brightness to a second value that bears the same proportion to the first value that the interval between the beginning of the previous pulse and the occurrence of the refresh pulse bore to the normal pulse interval. In that way, the duty cycle during the shortened pulse interval is the same as during a normal pulse interval, avoiding or minimizing perceptible increase in backlight brightness. | 2010-05-13 |
20100117550 | Illumination Apparatus - An illumination apparatus can include an adapter that converts alternating power into driving power, and controls one or more of the color, brightness, chroma, and blinking of a light emitting device; and a light emitting device illumination part detachably and electrically connected to the adapter, containing one or more light emitting devices configured to emit light in accordance with the driving power and control. | 2010-05-13 |
20100117551 | Driver for backlight unit - A backlight unit, with a parallel configuration of plural lamps, having improved reliability is disclosed. The backlight unit driver includes: first and second lamps connected parallel to each other; a DC/AC inversion portion inverting a DC voltage into an AC voltage to apply the AC voltage to the lamps; a transformer transforming the AC voltage from the DC/AC inversion portion; a positive polarity AC signal compensator compensating an electric current difference between the first and second lamps using positive polarity AC signals from the first and second lamps; and a negative polarity AC signal compensator compensating the electric current difference between the first and second lamps using negative polarity AC signals from the first and second lamps. | 2010-05-13 |
20100117552 | Illumination Apparatus - An illumination apparatus includes an adapter configured to be inserted into an incandescent lamp socket; and a light emitting device illumination part that is coupled detachably and electrically to the adapter to emit light according to the driving power from the adapter. The incandescent lamp socket has a coupling groove, including an injection groove and a rotation groove. The adapter in configured to convert alternating power to driving power. | 2010-05-13 |
20100117553 | Illumination Apparatus - Embodiments provide an illumination apparatus including an adapter coupled detachably and electrically to an incandescent lamp socket or a halogen lamp socket, configured to convert alternating power to driving power; and a light emitting device connected detachably and electrically to the adapter, configured to emit light according to the driving power from the adapter. | 2010-05-13 |
20100117554 | High Frequency Integrated HID Lamp With Run-Up Current - A high frequency ballast for a metal halide lamp comprises a controller, a switch, and an oscillator. The ballast is rated at a higher power than the steady state operating power of the lamp. The controller ignites the lamp at a frequency which is less than the steady state operating frequency of the lamp and ignites the lamp at a current which is greater than the steady state operating current of the lamp. | 2010-05-13 |
20100117555 | PULSE DIMMING CIRCUIT AND THE METHOD THEREOF - The present invention provides a pulse dimming circuit and a method thereof. The pulse dimming circuit is compatible for both DC input signal and PWM input signal using only one circuit board. | 2010-05-13 |
20100117556 | Voltage Converter - A voltage converter is provided in which a first terminal (A) and a second terminal (B) are provided, each coupled to a switching means, the switching means is coupled to respective terminals for connecting a first capacitor (C | 2010-05-13 |
20100117557 | LIGHT-EMITTING DEVICE, LIGHT-EMITTING ELEMENT CHIP AND LIGHT EMISSION ADJUSTING METHOD - The light-emitting device includes: a setting unit switching a potential difference between anode and cathode electrodes alternately between first and second potential differences so that light-emitting thyristors are caused to have one of the first and second potential differences in common; a specifying unit sequentially specifying, as a target for controlling, one light-emitting thyristor; a supply unit alternately supplying transition voltage for causing specified light-emitting thyristor to transition from the off state to the on state and maintaining voltage for keeping the thyristor being in the off state to a gate electrode of the thyristor, in a light-emission control period during which the specifying unit specifies the target and the setting unit sets the second potential difference; and an adjusting unit that adjusts a light-emitting period of the one light-emitting thyristor by supplying the maintaining voltage and stopping supplying the voltage at a variable timing, in the light-emission control period. | 2010-05-13 |
20100117558 | Illumination Apparatus and Driving Method Thereof - Embodiments provide an illumination apparatus including: an adapter that converts alternating power into driving power; and a light emitting device that is detachably and electrically connected to the adapter and that emits light according to the driving power provided from the adapter. | 2010-05-13 |
20100117559 | Illumination Apparatus and Driving Method Thereof - An illumination apparatus includes an adapter that converts power into driving power; a light emitting device illumination part that is detachably and electrically connected to the adapter to emit light according to the driving power from the adapter; and a driving unit that controls an illumination direction of the light emitting device. | 2010-05-13 |
20100117560 | Pixilated LED Light Source for Channel Letter Illumination - The present invention is an LED module for channel letter illumination utilizing multiple through-hole LEDs in a pixel formation as a light source where one surface mounted LED or other forms of LEDs were previously used. The use of a number of small through-hole LEDs ideally requires that a beam angle between and including 15° and 180° in vertical and horizontal directions, respectively, be utilized. When multiple light sources are used on a module, the distance between light sources is to be between 20 mm and 1 cm. The use of several smaller LEDs reduces the current needed to generate light of appropriate intensity and, thus reduces energy cost and heat generation. The use of smaller LEDs also assists in excess heat dissipation. | 2010-05-13 |
20100117561 | DEDICATED LED AIRFIELD SYSTEM ARCHITECTURES - A system and method that contemplates operating an LED at its characterized current (e.g. 400 mA) for any luminous intensity. A Direct Current Pulse Width Modulation (PWM) signal is employed, wherein the pulse width of the pulse width modulated signal is used to control the luminous intensity of the LED. Optionally, the LED can be biased to reduce the intensity of the pulses used to operate the LED. | 2010-05-13 |
20100117562 | POWER SUPPLY CONTROLLER FOR MULTIPLE LIGHTING COMPONENTS - A power supply controller for a plurality of lighting components in a battery-powered apparatus. The power supply controller comprises a current source common to the lighting components, and a sequencer for coupling the current source sequentially to each of the lighting components with a repetition rate substantially faster than the flicker perception rate. Each of the lighting components comprises a respective array of lighting elements connected in series to receive the same current as the other lighting elements of the same lighting component. | 2010-05-13 |
20100117563 | Electronic Operating Device and Method for the Incremental Dimming of a Lighting Device - An electronic operating device for the incremental dimming of one or more luminous means, comprising two or more switching inputs, which can be current-carrying or non-current-carrying, wherein the operating device dims the luminous means to different light levels owing to the switching combination of the switching inputs. | 2010-05-13 |
20100117564 | METHOD AND SYSTEM FOR ULTRASOUND EXCITATION OF STRUCTURES OF ANY GEOMETRY FOR THE PURPOSE OF REDUCING FRICTION - Method for ultrasound excitation of structures of any geometry, comprising the steps of producing a connection between a generator, an ultrasound converter, and at least one mechanical system to be excited, passing through a frequency range for determining an operating point, wherein at each approached frequency the power consumption of the system to be excited determines a current, and/or a voltage emitted by the generator, which is measured using a sensor such that a measurement value of the sensor renders the power output to the system to be excited, and performing an ultrasound excitation at the determined operating point, or around an environment around the operating point, wherein the operating point, once determined, or the environment around the operating point, once selected, is not modified anymore, and device for the ultrasound excitation of structures of any geometry by means of this method using a generator, an ultrasound converter, and at least one mechanical structure, wherein the generator has control means for the voltage, current, and frequency, by means of which these magnitudes can be varied across a certain range, and at least one sensor for determining a voltage reflecting the power supplied to the total system, and/or a current reflecting the power supplied to the total system at a given frequency, and a memory for storing target values for the power supplied to the total system input by a user on one hand, and of parameter values for voltage, current, and frequency on the other hand, in which the desired target values are achieved, or are achieved as closely as possible. | 2010-05-13 |
20100117565 | ACTIVE SCANNER BOW COMPENSATOR - An active scanner bow compensator for use with a scanner is described. The scanner includes a moveable scanning platform supported within a frame. The active scanner bow compensator supports the scanner and includes a frame of reference, sensors, and an actuator. The sensors detect out-of-plane motion of the scanning platform relative to the frame of reference, and the actuators compensate for the out-of-plane motion by adjusting the orientation of the frame relative to the frame of reference. The active scanner bow compensator may be used in atomic force microscopy applications. | 2010-05-13 |
20100117566 | POWER CONTROL OF A TRANSPORT SYSTEM - The power control of a transport system comprises an electric motor for moving the transport appliance as well as a power supply appliance of the motor, which comprises an intermediate circuit. The power supply appliance of the motor is fitted between the power source and the electric motor. The transport system further comprises a network rectifier, which is fitted between the power source and the intermediate circuit of the power supply appliance of the motor for supplying braking power returning from the motor of the transport appliance to the power source. | 2010-05-13 |
20100117567 | METHOD FOR CONTROL REGENERATIVE BRAKING OF ELECTRIC VEHICLE - A method for controlling regenerative braking of a vehicle includes initiating the regenerative braking, detecting an amount of slip of a wheel during the regenerative braking, if the amount of slip is increasing, reducing a regenerative braking torque, and if the amount of slip is greater than a set value, actuating an antilock brake system and reducing the regenerative braking torque or a hydraulic braking torque continuously until the vehicle is stopped. Alternatively, if the amount of slip is increasing, the regenerative braking torque is not reduced. | 2010-05-13 |
20100117568 | CONTROLLER FOR CALCULATING ELECTRIC POWER CONSUMPTION OF INDUSTRIAL MACHINE - A controller of an industrial machine provided with an electric motor, a peripheral apparatus and an amplifier for the motor. The controller includes a motor power-consumption calculation section calculating motor power consumption by multiplying a motor current detection value, a motor rotation-speed detection value and a predetermined motor torque constant together; a power loss calculation section calculating sum power loss of the motor and amplifier by adding motor power loss determined by multiplying a square of the motor current detection value by a predetermined motor winding-resistance value, amplifier power loss determined by multiplying the motor current detection value by a predetermined amplifier power-loss coefficient, and predetermined fixed amplifier power consumption together; a fixed power-consumption calculation section calculating fixed power consumption of the peripheral apparatus; and a total power-consumption calculation section determining total power consumption of the industrial machine in a predetermined time period by integrating, for the time period, the calculated motor power consumption, the calculated sum power loss and the calculated fixed power consumption. | 2010-05-13 |
20100117569 | SYNCHRONOUS ELECTRICAL MACHINE - A synchronous electrical machine comprising a plurality of phases, detecting means arranged to detect a fault in at least one of the phases of the synchronous electrical machine, isolating means arranged to isolate the at least one phase of the synchronous electrical machine with the fault, phase shift means arranged to produce a controlled phase shift between the voltage and the current within the remaining phases of the synchronous electrical machine to adjust the phase angle and magnitude of the second harmonic powers produced by the remaining phases of the synchronous electrical machine such that the vector sum of the second harmonic power vectors of the remaining phases of the synchronous electrical machine is zero. | 2010-05-13 |
20100117570 | POWER CONVERSION DEVICE - A boost power module and an inverter form a semiconductor module. A smoothing capacitor is arranged outside the semiconductor module. A bus bar forming a power supply line is divided into bus bars, between which a lead member extending outward from the semiconductor module is coupled. The lead member has an electric contact with one of terminals of the capacitor arranged outside the semiconductor module. A bus bar forming an earth line is divided into bus bars, between which a lead member extending outward from the semiconductor module is coupled. The lead member has an electric contact with the other terminal of capacitor. | 2010-05-13 |
20100117571 | EXTERNAL DISTURBANCE DETECTION SYSTEM AND METHOD FOR TWO-PHASE MOTOR CONTROL SYSTEMS - A system includes a power control module, a period determination module, and a control module. The power control module controls current through stator coils of a motor to rotate a rotor. The period determination module determines a first length of time between a first set of induced stator coil voltages and determines a second length of time between a second set of induced stator coil voltages. The control module determines whether an external disturbance disturbs rotation of the rotor based on a difference between the first and second lengths of time. | 2010-05-13 |
20100117572 | BRUSHLESS MOTOR CONTROL DEVICE AND BRUSHLESS MOTOR CONTROL METHOD - A brushless motor control device according to the present invention drives a brushless motor including a stator having coils of three phases U, V, and W and a neutral line, and a sub coil provided in any one phase of the phases U, V, and W, for detecting a voltage induced in the coil of the one phase, and the brushless motor control device carries out a conduction control function, for the respective phase coils of the brushless motor, that performs a 120° conduction when a rotation speed of the brushless motor is lower than or equal to a predetermined rotation speed, and that performs a 180° conduction when the rotation speed is higher than or equal to the predetermined rotation speed, and the brushless motor control device includes a motor control unit that controls the brushless motor based on information of the rotor stop position when activating the brushless motor, controls the brushless motor based on the first rotor position information when in the 120° conduction, and controls the brushless motor based on the second rotor position information when in the 180° conduction. | 2010-05-13 |
20100117573 | Controller and Method for Adaptively Adjusting Motor Driving Current Waveforms - The present invention discloses a controller and a method for adaptively adjusting motor driving current waveforms. According to the present invention, the controller receives multiple different control parameters which may be determined according to the characteristics of a fan to be controlled, and adjusts the delayed ON time and advanced OFF time of a PWM driving signal based on the control parameters and the present rotation speed of the fan motor, so that the fan operates under an optimum driving current waveform. | 2010-05-13 |
20100117574 | MULTIPHASE MOTOR DRIVING DEVICE - A multiphase motor driving device has an inverter circuit. The inverter circuit includes a pair of upper and lower switching elements, a shunt resistor for phase current detection, and a voltage for driving a multiphase motor. The device includes a determination unit for shifting a detection timing of the current flowing to the shunt resistor from the OFF period to the ON period of the switching element on the upper side in the phase. The determination unit determines whether or not ON failure occurs based on the current flowing to the shunt resistor of the phase in the ON period. The device has a current value estimation unit for estimating a current value of the phase in a case where the detection timing is shifted based on currents flowing to the shunt resistors of other phases. | 2010-05-13 |
20100117575 | Method and Device for Determining the Motor Constant of an Electric Motor - The invention concerns a method and a device for determining the motor moment constant k | 2010-05-13 |
20100117576 | Motor driver - A motor driver, including a bridge circuit including a switching element and a diode, connecting with a coil terminal of each phase of a polyphase motor; a modulator modulating a voltage value applied to the coil terminal of each phase such that a minimum voltage value applied thereto is zero; a PWM signal generator generating a PWM signal, based on the voltage value applied to each phase, which is modulated by the modulator; and a switching element drive signal generator generating a switching element drive signal to drive the switching signal, based on the PWM signal generated by the PWM signal generator. | 2010-05-13 |
20100117577 | Motor Drive Device and Electronic Device Using the Same - A motor drive device ( | 2010-05-13 |
20100117578 | GARAGE DOOR OPENER - This invention relates generally to a garage door opener. The garage door opener has a user interface and an integrated motor operatively connected to the garage door. The integrated motor has a motor drive and an integrated motor control circuit. The integrated motor control circuit has a motor control microprocessor. | 2010-05-13 |
20100117579 | METHODS AND APPARATUSES FOR OPERATING A DATA PROCESSING SYSTEM - Methods and apparatuses to manage working states of a data processing system. At least one embodiment of the present invention includes a data processing system with one or more sensors (e.g., physical sensors such as tachometer and thermistors, and logical sensors such as CPU load) for fine grain control of one or more components (e.g., processor, fan, hard drive, optical drive) of the system for working conditions that balance various goals (e.g., user preferences, performance, power consumption, thermal constraints, acoustic noise). In one example, the clock frequency and core voltage for a processor are actively managed to balance performance and power consumption (heat generation) without a significant latency. In one example, the speed of a cooling fan is actively managed to balance cooling effort and noise (and/or power consumption). | 2010-05-13 |
20100117580 | Rechargeable electric power tool - In a rechargeable electric power tool, upon changeover of a trigger switch, a microcomputer determines the magnitude relation between the detected temperature outputted from the first thermistor and the first temperature threshold value, the second temperature threshold value and the third temperature threshold value, and the magnitude relation between the first calculated temperature increase rate and the first preset temperature increase rate. If the detected temperature is determined to be greater than the first temperature threshold value or if the first calculated temperature increase rate is determined to be greater than the first preset temperature increase rate after the detected temperature has been determined to be greater than the second temperature threshold value, the microcomputer is set in a limited operation mode in which the revolution number of the motor is limited to a predetermined value or less. | 2010-05-13 |