30th week of 2010 patent applcation highlights part 19 |
Patent application number | Title | Published |
20100187938 | Armature for rotating electrical machine and manufacturing method thereof - An armature for a rotating electrical machine, the armature includes a cylindrical core having a plurality of longitudinally extending slots that are dispersedly arranged in a circumferential direction; and coils wound around the slots, wherein each of the slots is formed such that an inner circumferential opening thereof that is open radially inwardly is smaller in a circumferential width than a slot interior positioned on a radially outer side of the inner circumferential opening, and linear conductors forming the coils are each formed to be larger in the circumferential width than the inner circumferential opening. | 2010-07-29 |
20100187939 | Manufacturing of segments with special end coils for cross-segment connection - A stator segment for a stator of a ring generator is provided. The stator segment includes a base element and a coil element attached to the base element. The base element includes a connection region, wherein the connection region is adapted for attaching a connecting coil element which connects the stator segment to a further stator segment. | 2010-07-29 |
20100187940 | Rotating electrical machine - A rotating electrical machine that includes a stator formed by winding a coil around a stator core of a substantially cylindrical shape; and a rotor rotatably supported at an inside in a radial direction of the stator, wherein at least one coil end portion in an axial direction of the stator is a curved coil end portion formed to be curved inward in a radial direction of the stator core. | 2010-07-29 |
20100187941 | 18/8 SYNCHRONOUS MOTOR - The invention relates to a synchronous motor ( | 2010-07-29 |
20100187942 | STATOR COIL RETENTION SYSTEM FOR UNVARNISHED STATORS - A downhole electric motor device has a longitudinally extending tubular housing; a stator part deployed within the tubular housing; a stator coil winding looped through the stator part with an end turn having an apex; and a connecting device connecting between at least one of the coil windings and an end of the housing adjacent to an end of the stator part, thereby supporting the coil winding. | 2010-07-29 |
20100187943 | ELECTRICAL MACHINE WITH ELECTRICALLY INSULATED WINDING ELEMENTS - The invention relates to an electrical machine ( | 2010-07-29 |
20100187944 | ELECTRICAL MACHINE - The invention relates to an electrical machine ( | 2010-07-29 |
20100187945 | METHOD FOR MANUFACTURING AND TRANSPORT OF A GENERATOR STATOR CORE - A method for manufacturing and preparing for assembly a stator core of a generator, the stator core having a central cylindrical bore along a longitudinal axis of the stator core, the method including in a first step, mounting a first press plate onto a tooling device and concomitantly and/or subsequently positioning at least one key bar to be manufactured in an axial direction with respect to the longitudinal axis in a spaced manner along a peripheral circumference of the first press plate. The method includes in a second step, stacking a plurality of generator laminations onto the first press plate and mechanically coupling the plurality of generator laminations with the at least one key bar and, in a third step, mounting a second press plate onto the plurality of generator laminations, fixing the second press plate to at least one of the at least one key bar and at least one axial fixing device and concomitantly and/or subsequently exerting axial stress on the first and the second press plates. | 2010-07-29 |
20100187946 | Current Diverter Ring - The current diverter rings and bearing isolators serve to dissipate an electrical charge from a rotating piece of equipment to ground, such as from a motor shaft to a motor housing. The current diverter ring includes a body and a first and second wall protruding therefrom, which walls form an annular channel. The body may be affixed to a shaft, a motor housing, a bearing isolator, or other structure. In a first embodiment, a plurality of conductive segments is fixedly positioned within the annular channel to conduct electrical charges from the shaft to the motor housing. In a second embodiment, conductive segments are positioned between an inner and an outer body. The bearing isolator may incorporate an annular channel for retention of conductive segments within the stator of the bearing isolator or it may be fashioned with a receptor groove into which a current diverter ring may be mounted. | 2010-07-29 |
20100187947 | ACOUSTIC WAVE DEVICE - An acoustic wave device having an improved frequency-temperature characteristic and in which a spurious response of the higher order mode is suppressed includes a piezoelectric substrate made of LiNbO | 2010-07-29 |
20100187948 | Protected resonator - A bulk acoustic wave resonator structure that isolates the core resonator from both environmental effects and aging effects. The structure has a piezoelectric layer at least partially disposed between two electrodes. The structure is protected against contamination, package leaks, and changes to the piezoelectric material due to external effects while still providing inertial resistance. The structure has one or more protective elements that limit aging effects to at or below a specified threshold. The resonator behavior is stabilized across the entire bandwidth of the resonance, not just at the series resonance. Examples of protective elements include a collar of material around the core resonator so that perimeter and edge-related environmental and aging phenomena are kept away from the core resonator, a Bragg reflector formed above or below the piezoelectric layer and a cap formed over the piezoelectric layer. | 2010-07-29 |
20100187949 | Component with Reduced Temperature Response, and Method for Production - A component has a substrate and a compensation layer. A lower face of the substrate is mechanically firmly connected to the compensation layer. The lower face of the substrate and the upper face of the compensation layer have a topography. | 2010-07-29 |
20100187950 | ULTRASONIC MOTOR DRIVE APPARATUS - An ultrasonic motor drive apparatus comprises a piezoelectric element | 2010-07-29 |
20100187951 | Low Frequency Acoustic Transducer for a Probe for Non-Destructive Testing - The present invention provides a low frequency acoustic transducer for non-destructive testing of a test structure. The transducer is arranged for conversion between electrical energy and acoustic energy associated with an acoustic wave propagating through a portion of the test structure. The transducer comprises a bending actuator for generating the acoustic wave by generating a vibration from an electrical signal or for generating an electrical signal from a vibration generated by the received acoustic wave. The bending actuator has a vibration surface and a contact area surrounded by a portion of the vibration surface. The transducer further comprises a mode setting member that has a rigid portion which is in direct mechanical contact with the bending actuator at the contact area such that, within the contact area, an amplitude of the vibration is substantially suppressed. The location and shape of the contact area determine a bending mode associated with a resonance frequency of the bending actuator. | 2010-07-29 |
20100187952 | ARRAY SCANNING TYPE ULTRASOUND PROBE - A technology is disclosed which provides an array scanning type ultrasound probe capable of preventing a diminution of ultrasound of a piezoelectric device at the time of transmission and at the time of reception due to its damage and thereby reducing a sensitivity deterioration of a diagnostic image. According to the technology, included are an electroacoustic conversion unit formed by arranging multiple piezoelectric devices and multiple acoustic matching layers in a predetermined direction, each of the multiple piezoelectric devices being an electroacoustic conversion device, the multiple acoustic matching layers being respectively stacked on the multiple piezoelectric devices; and a signal flexible board transferring electric signals to be transmitted to and received from the multiple piezoelectric devices. An incision passing through the multiple piezoelectric devices in respective thickness directions of the piezoelectric devices and extending into the corresponding acoustic matching layers stacked thereon is provided in parallel to the arrangement direction. | 2010-07-29 |
20100187953 | PIEZOELECTRIC/ELECTROSTRICTIVE ELEMENT AND MANUFACTURING METHOD OF THE SAME - There is disclosed a piezoelectric/electrostrictive element which can be used as a sensor, even if a piezoelectric/electrostrictive layer cracks. Provided is a piezoelectric/electrostrictive element | 2010-07-29 |
20100187954 | WHEEL MOTOR - A wheel motor with an housing enclosing the motor and defining a cylindrical cavity extending into a space at the center of the motor, with the motor and the cavity separated from each other by the housing. The cavity containing, at least in part, a transmission engaging a shaft of the motor, and a wheel bearing supporting the load of a wheel engaging a wheel mount connected to the transmission. The transmission preferably includes a planetary gear surrounded by the motor in the cavity. | 2010-07-29 |
20100187955 | Wheel-based propulsion system for vehicles - A wheel-based propulsion system for a vehicle that includes a stator device and a reaction device disposed on the wheel components of a vehicle. The stator device is structured to generate an electric and/or magnetic field that causes the reaction device to rotate and/or move relative thereto and about an axis of the wheel. The reaction device is securely attached to a rotating wheel-based component in order to impart its rotation thereto and thereby at least partially propel the wheel and therefore the vehicle. | 2010-07-29 |
20100187956 | ATTACHMENT PART FOR A CABINET, IN PARTICULAR AN ELECTRICAL SWITCHGEAR CABINET FOR AN ELECTRICAL SERVICE DISTRIBUTION PANEL AND AN ELECTRICAL SWITCHGEAR CABINET - An attachment part for a mechanical connection of a rear wall to a first and a second side wall, a base wall and a ceiling wall of a cabinet includes a plurality of resilient tongues each integrally formed on the attachment part and each having a latching lug, wherein the attachment part can be attached to an inside of the rear wall at each one of four corners of the rear wall at a right angle with the rear wall, and wherein the first and the second side wall, the base wall and the ceiling wall are each firmly latchable to the latching lugs. | 2010-07-29 |
20100187957 | Data cartridge device for computer equipment - A data cartridge device for computer equipment includes a data cartridge which is assembled in an interior of an outer cover, so to be provided with a shock-proof effect. Widths of two side walls of the data cartridge are effectively decreased to reduce entire size of the data cartridge, and an upper and a lower layer of the outer covers are stacked with each other to effectively utilize a storage space. By the modularized design of the outer covers and the data cartridges, the present invention can be flexibly applied to outer housings with various heights (such as an industrial computer cabinet, or a server cabinet). | 2010-07-29 |
20100187958 | DISHWASHER HAVING SOUND ATTENUATING STRUCTURES - Embodiments of dishwashers with sound attenuating properties are provided. The dishwashers include one or more laminated structures for attenuating sound. The structure may include a layer of an acoustic tape having a plurality of bi-direction fibers configured to redirect and convert sound generated by the dishwasher into heat such that the sound perceivable outside the dishwasher is reduced. The structure may further include one or more layers of foam for absorbing sound and one or more layers of vinyl for converting sound into heat. Panels of the laminated structure may be positioned in, around, and along the toe plate assembly, the door assembly, the base and tub of the dishwasher, and framing elements of the dishwasher. | 2010-07-29 |
20100187959 | IMPACT-RESISTANT FURNITURE ITEM AND A METHOD FOR ITS MANUFACTURE - An impact-resistant furniture item includes a load-bearing structure ( | 2010-07-29 |
20100187960 | Tool-Free Rapid Assembly/Disassembly Slide Rail Device - A tool-free rapid assembly/disassembly slide rail device is characterized in that a slide rail has an end provided with a bent section formed with a plurality of hooks and a plurality of openings, each of the openings being adjacent to a corresponding one of the hooks, and the slide rail further has a resilient slide pin located corresponding to one of the openings of the slide rail. Engagement of the hooks and locking and unlocking of the slide pin allow tool-free rapid assembly and disassembly of the slide rail device. | 2010-07-29 |
20100187961 | PHOSPHOR HOUSING FOR LIGHT EMITTING DIODE LAMP - A light emitting apparatus includes a housing having a transparent bulb with phosphor, and at least one LED positioned within the housing to excite the phosphor and emit light through the transparent bulb. | 2010-07-29 |
20100187962 | LIGHT-EMITTING UNIT, METHOD OF MANUFACTURING THE SAME, AND A LIGHT SOURCE DEVICE HAVING THE LIGHT-EMITTING UNIT - A light-emitting unit for emitting light includes a light-emitting element and a light-converting layer. The light-converting layer includes a nanoparticle and an additive having an oxidation speed faster than an oxidation speed of the nanoparticle. The light-converting layer is disposed on the light-emitting element to increase the durability of the light-emitting unit. | 2010-07-29 |
20100187963 | Heat Sink for Passive Cooling of a Lamp - Various embodiments of heat sinks for passive cooling of lamps are provided. In an embodiment, a heat sink comprises a top end and a bottom end that is opposite the top end along a body axis of the heat sink, an airflow passageway formed through the heat sink, an internal surface that defines the airflow passageway, and an external surface. The airflow passageway extends in general alignment with the body axis from substantially the top end of the heat sink to substantially the bottom end of the heat sink, and the airflow passageway comprises at least one airflow opening located substantially at the top end of the heat sink and at least one airflow opening located substantially at the bottom end of the heat sink. | 2010-07-29 |
20100187964 | LED Lighting Device - The present invention is a light generation device utilizing higher efficiency LED's while also allowing for interface with current lighting interfaces. The LED's are replaceable in the unit and may be interchanged with other LED's to affect lighting mood and style or simply for replacement in the event an LED ceases to function. | 2010-07-29 |
20100187965 | GRAFT COPOLYMER, THERMOPLASTIC RESIN COMPOSITION AND MOLDED PRODUCT - There is provided a resin which, in spite of having excellent impact resistance because of containing a rubber ingredient, can be molded into a haze-free and beautiful state across the entire surface of molded products even if the molded products are large-sized injection molded products, and is suitable for molded products on which a vapor deposition layer is formed by the direct vapor deposition method, and is suitable for molded products which are joined by the hot plate welding method, particularly molded products such as housing members of automotive lamps, which require weatherability. Also provided is a graft copolymer (B) obtained by polymerizing a (meth)acrylate monomer (b1) a homopolymer of which has a glass transition temperature exceeding 0° C. in the presence of a composite rubber (A) containing a polyorganosiloxane (A1) and a poly(meth)acrylate (A2), and then polymerizing an aromatic vinyl monomer (b2) and a cyanided vinyl monomer (b3). | 2010-07-29 |
20100187966 | LIGHT EMITTING DEVICE - A light emitting device includes a first cladding layer, an active layer formed above the first cladding layer, and a second cladding layer formed above the active layer. At least a portion of the active layer constitutes a gain region. The gain region is continuous from a first end surface provided to a first side surface of the active layer to a second end surface provided to the first side surface. The gain region has a first reflective surface and a second reflective surface for reflecting light generated by the gain region. The first reflective surface and second reflective surface extend from the first end surface to the second end surface. The gain region includes a first portion extending from the first end surface to the first reflective surface in a direction tilted with respect to a normal to the first side surface as viewed two-dimensionally; a second portion extending from the second end surface to the second reflective surface in a direction tilted with respect to a normal to the first side surface as viewed two-dimensionally; and a third portion extending from the first reflective surface to the second reflective surface in a direction tilted with respect to a normal to the first reflective surface as viewed two-dimensionally. A distributed Bragg reflector or a photonic crystal region is provided to at least one of a side of the first reflective surface and a side of the second reflective surface. At least a portion of the light generated by the gain region that passes through the first reflective surface or the second reflective surface is returned to the gain region by the distributed Bragg reflector or photonic crystal region. The light generated by the gain region is emitted from the first end surface and the second end surface. | 2010-07-29 |
20100187967 | SPARK PLUG ELECTRODE AND METHOD OF MAKING - A method of manufacturing a center electrode for a spark plug, the method including the steps of: resistance welding a sphere of a noble metal to a center electrode of a spark plug to provide a center electrode with an electrode tip that has a tip portion of a first configuration, the first configuration having a first height and a first width; and shaping the tip portion after the sphere is welded to the center electrode by a process wherein the tip portion will have a second configuration having a second height and a second width, the second height being greater than the first height and the second width being less than the first width wherein a peripheral edge of the noble metal is flush with a peripheral edge of the material it is secured to. | 2010-07-29 |
20100187968 | IGNITION PLUG AND ANALYSIS SYSTEM - There is provided an ignition plug whereby an electrical configuration for discharge and an electrical configuration for guiding and radiating microwaves are provided concomitantly, within dimensions permitting installation in an installation space for an ordinary ignition plug, and adapted to efficiently guide and transmit microwaves into a combustion chamber. The ignition plug comprises a center electrode and a ground electrode for spark discharge; a center wire and an outside conductor forming a coaxial electromagnetic wave transmission line; and a microwave radiation antenna that is electrically integrated with the center wire; the microwave radiation antenna having a profile that defines part of a sphere or arc including a plurality of locations substantially equidistant from the center electrode. | 2010-07-29 |
20100187969 | LUMINOUS BODY FOR AN INCANDESCENT LAMP AND METHOD FOR ITS PRODUCTION - Luminous body for an incandescent lamp and method for producing such a luminous body. A wire for a luminous body is used whose diameter increases from the outside in. The production method is based either on a deposition method or a metal-removal method. | 2010-07-29 |
20100187970 | APPARATUS - Apparatus for the production of a charged particle beam, comprising: an ion source plasma chamber ( | 2010-07-29 |
20100187971 | Assembled Magnetic Energy Generator as Well as Its Magnetic Light - The present invention discloses a magnetic light, having a magnetic energy generator for supporting a light body penetrated through therein, the magnetic energy generator includes a pair of detachable magnetic members jointed together with a face to face manner, wherein each of the magnetic members has at least an indented groove define onto a facing side at an aligned position for supporting the light body, such that when such two magnetic members approach with each other, the correspondingly mated indented grooves will combine to clamp the light body therebetween and to form a magnetic air gap between two magnetic members for communicating separated the indented grooves, accordingly, an insulated bakelite frame provided onto the magnetic air gap for winding up an electromagnetic wire. | 2010-07-29 |
20100187972 | COMPACT FLUORESCENT LAMP ENVELOPE AND METHOD OF MANUFACTURE - Disclosed is an envelope for a compact fluorescent lamp composed of a core portion and a jacket portion. Either the core portion or the jacket portion may include a spiraling continuous protrusion that forms a spiraling cavity; the other member includes a surface dimensioned to sealingly contact the protrusion. The method of manufacturing the envelope includes inserting the core portion into a core channel formed by the jacket portion. | 2010-07-29 |
20100187973 | CARBON FIBER INCLUDING CARBON FIBER CORE COATED WITH DIELECTRIC FILM, AND FIBER-BASED LIGHT EMITTING DEVICE INCLUDING THE CARBON FIBER - Provided are a carbon fiber including a carbon fiber core coated with a metal oxide film, and a light-emitting device including the carbon fiber. A method of manufacturing the carbon fiber is disclosed. | 2010-07-29 |
20100187974 | OXYNITRIDE LUMINESCENT MATERIAL, PREPARATION METHOD AND ITS APPLICATIONS - The present invention relates to semiconductor field, especially relates to an oxynitride luminescent material, preparation method and its application. The oxynitride has a chemical formula of A | 2010-07-29 |
20100187975 | OPTICAL MEMBER AND DISPLAY DEVICE - An optical member realizing suppressed occurrence of a light loss between a phosphor layer performing color conversion and itself, and a display device using the same is provided. The optical member includes a base member having two opposed surfaces, and a phosphor layer provided integrally with one surface of the base member and containing a phosphor that converts a color light to another color light. | 2010-07-29 |
20100187976 | LED CONVERSION PHOSPHORS IN THE FORM OF CERAMIC DODIES - The invention relates to a ceramic phosphor element obtainable by mixing at least two starting materials with at least one dopant by wet-chemical methods and subsequent thermal treatment to give phosphor precursors and isostatic pressing. The ceramic phosphor element is used as conversion phosphor in LEDs. | 2010-07-29 |
20100187977 | COMPOUND FOR USE IN ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROLUMINESCENT DEVICE - Provided is an organic electroluminescent device (organic EL device) that is improved in luminous efficiency, fully secured of driving stability, and simply constructed. The EL device has a light-emitting layer disposed between an anode and a cathode stacked one upon another on a substrate and the light-emitting layer comprises a phosphorescent dopant and an indolocarbazole derivative as a host material. Examples of the indolocarbazole compounds include a compound represented by the following formula (2) or (3), wherein X is N or CH, at least one of Xs is N, and Ar | 2010-07-29 |
20100187978 | MATERIAL FOR ORGANIC ELECTRO-OPTICAL DEVICE HAVING FLUORENE DERIVATIVE COMPOUND AND ORGANIC ELECTRO-OPTICAL DEVICE INCLUDING THE SAME - The present invention relates to a material for an organic electro-optical device and an organic electro-optical device including the same. More particularly, the present invention relates to a material having thermal stability of a glass transition temperature of 120° C. or more and a thermal decomposition temperature of 450° C. or more, and being capable of providing an organic electro-optical device having high efficiency and a long life-span due to less crystallization and improved amorphous properties in a material for an organic electro-optical device. The material for an organic electro-optical device can be used singularly or as a host material in combination with a dopant, and includes an asymmetric fluorene derivative compound. An organic electro-optical device including the material for an organic electro-optical device is also provided. | 2010-07-29 |
20100187979 | FOLDABLE DISPLAY DEVICE - A foldable display device includes; a plurality of substrates separated from one another by predetermined intervals, a plurality of driving units including at least one driving unit disposed on each of the plurality of substrates, a flexible display unit disposed above the plurality of substrates and including a plurality of pixel electrodes respectively corresponding to the plurality of driving units, and a flexible connection unit disposed between the plurality of substrates and the flexible display unit and which electrically connects the plurality of driving units and the plurality of pixel electrodes. | 2010-07-29 |
20100187980 | SILANES CONTAINING PHENOTHIAZINE-S-OXIDE OR PHENOTHIAZINE-S,S-DIOXIDE GROUPS AND THE USE THEREOF IN OLEDS - Silanes comprising phenothiazine S-oxide or phenothiazine S,S-dioxide groups, organic light-emitting diodes comprising the inventive silanes, a light-emitting layer comprising at least one inventive silane and at least one triplet emitter, a process for preparing the inventive silanes and the use of the inventive silanes in organic light-emitting diodes, preferably as matrix materials and/or blocker materials for triplet emitters. | 2010-07-29 |
20100187981 | CHRYSENE DERIVATIVE HOST MATERIALS - There is provided an electroactive composition. The composition has (a) a host material having Formula I | 2010-07-29 |
20100187982 | BUFFER BILAYERS FOR ELECTRONIC DEVICES - The present invention relates to buffer bilayers, and their use in electronic devices. The bilayer has a first layer including (a) at least one electrically conductive polymer doped with at least one non-highly-fluorinated acid polymer and (b) at least one highly-fluorinated acid polymer, and a second layer including inorganic nanoparticles which are oxides or sulfides. | 2010-07-29 |
20100187983 | DEUTERATED COMPOUNDS FOR LUMINESCENT APPLICATIONS - This invention relates to deuterated compounds that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a deuterated compound. | 2010-07-29 |
20100187984 | MATERIALS WITH AZA-DIBENZOTHIOPHENE OR AZA-DIBENZOFURAN CORE FOR PHOLED - A new class of compounds containing aza-dibenzothiophene or aza-dibenzofuran are provided. The compounds may be used in organic light emitting devices giving improved stability, improved efficiency, long lifetime and low operational voltage. In particular, the compounds may be used as the host material of an emissive layer having a host and an emissive dopant, or as a material in an enhancement layer. | 2010-07-29 |
20100187985 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic EL device includes at least a light-emitting layer provided between a pair of electrodes. The light-emitting layer includes at least a hole transporting host material and an electron transporting phosphorescent material, and the concentration of the electron transporting phosphorescent material in the light-emitting layer decreases from a cathode side toward an anode side. | 2010-07-29 |
20100187986 | ORGANIC ELECTROLUMINESCENCE DEVICE AND METHOD FOR PRODUCING THE SAME - It is an object of the present invention to provide an organic EL device having a structure to enhance a barrier property against gases such as water vapor and oxygen which penetrate into an organic EL element formed on a substrate. | 2010-07-29 |
20100187987 | ELECTRODE-ATTACHED SUBSTRATE, METHOD FOR PRODUCING THE SAME, ORGANIC LED ELEMENT AND METHOD FOR PRODUCING THE SAME - The present invention relates to: an electrode-attached substrate including a reflective substrate, a scattering layer formed on the substrate and composed of a glass layer including a plurality of scattering materials, and a translucent electrode formed on the scattering layer; a method for producing the same; an organic LED element using the electrode-attached substrate; and a method for producing the same. | 2010-07-29 |
20100187988 | TRANSPARENT CONTACTS FOR ORGANIC DEVICES - A multicolor organic light emitting device employs vertically stacked layers of double heterostructure devices which are fabricated from organic compounds. The vertical stacked structure is formed on a glass base having a transparent coating of ITO or similar metal to provide a substrate. Deposited on the substrate is the vertical stacked arrangement of three double heterostructure devices, each fabricated from a suitable organic material. Stacking is implemented such that the double heterostructure with the longest wavelength is on the top of the stack. This constitutes the device emitting red light on the top with the device having the shortest wavelength, namely, the device emitting blue light, on the bottom of the stack. Located between the red and blue device structures is the green device structure. The devices are configured as stacked to provide a staircase profile whereby each device is separated from the other by a thin transparent conductive contact layer to enable light emanating from each of the devices to pass through the semitransparent contacts and through the lower device structures while further enabling each of the devices to receive a selective bias. The devices are substantially transparent when de-energized, making them useful for heads-up display applications. | 2010-07-29 |
20100187989 | INORGANIC ELECTROLUMINESCENT DEVICE AND DISPLAY DEVICE INCLUDING SAME - An inorganic electroluminescent device includes a first electrode, a nano-coil layer disposed on the first electrode, a dielectric layer disposed on the nano-coil layer, a fluorescent layer disposed on the dielectric layer and a second electrode disposed on the fluorescent layer. | 2010-07-29 |
20100187990 | EMI filter for plasma display panel - A plasma display panel (PDP) includes an EMI filter at a front portion thereof for blocking/shielding substantial amounts of electromagnetic waves. The filters has high visible transmission, and is capable of blocking/shielding electromagnetic waves. In certain example embodiments, a silver based coating of the EMI filter reduces damage from EMI radiation through highly conductive Ag layers, blocks significant amounts of NIR and IR radiation from outdoor sunlight to reduce PDP panel temperature, and enhances contrast ratio through reduced reflection, while maintaining high visible transmission. In certain example embodiments, at least one layer of or including silicon nitride may be Si-rich, and/or at least one layer including an oxide of Ni and/or Cr may be a suboxide, in order to improve heat treatability of the coated article. | 2010-07-29 |
20100187991 | OPTICAL FILTER FOR DISPLAY, AND DISPLAY AND PLASMA DISPLAY PANEL PROVIDED WITH THE OPTICAL FILTER - An optical filter for display which has excellent antiglare properties, high transmittance and improved visibility and contrast of image. An optical filter for display comprising a structure that an antiglare layer comprising a resin and fine particles dispersed therein is provided on one surface of a transparent substrate, wherein a surface of the antiglare layer has a great number of fine projections formed from the fine particles and at least some of the fine projections have a plain surface parallel to a surface of the antiglare layer other than the fine projections at their top portions. | 2010-07-29 |
20100187992 | PLASMA DISPLAY PANEL AND METHOD FOR MANUFACTURING THE SAME - The invention is plasma display panel ( | 2010-07-29 |
20100187993 | Extra high pressure mercury lamp - An extra high pressure mercury lamp that includes an arc tube, which includes a light emission section enclosing 0.2 mg/mm | 2010-07-29 |
20100187994 | HIGH-PRESSURE DISCHARGE LAMP - The invention relates to a high-pressure discharge lamp, having a ceramic discharge vessel comprising a capillary ( | 2010-07-29 |
20100187995 | MERCURY-FREE ARC TUBE FOR DISCHARGE LAMP UNIT - A mercury-free arc tube for a discharge lamp unit including a closed glass bulb in which main light emitting substances of NaI, ScI | 2010-07-29 |
20100187996 | DISCHARGE LAMP UNIT - A discharge lamp unit has a supporting member supporting a discharge lamp, a circuit substrate supplying electric power to the discharge lamp, a housing case member, a separation wall, and a hollow part. The housing case member supports the circuit substrate in an inside space thereof and the supporting member. The supporting member is exposed to an outside of the housing case member. The separation wall separates the supporting member from the circuit substrate in the inside space of the housing case member. The hollow part is formed between the separation wall and the circuit substrate. When the supporting member is heated by heat energy of the discharge lamp, the separation wall shields the heat conduction from the supporting member to the circuit substrate. The presence of the hollow part between the separation wall and the circuit substrate prevents heat conduction from the discharge lamp side to the circuit substrate. | 2010-07-29 |
20100187997 | ENERGY SAVING CONTROL FOR A FLUORESCENT LIGHT IN A MERCHANDISING MACHINE AND A METHOD OF RETROFITTING THE CONTROL IN A MERCHANDISING MACHINE - An energy saving control | 2010-07-29 |
20100187998 | ABNORMAL DISCHARGE SUPPRESSING DEVICE FOR VACUUM APPARATUS - The present invention is directed to an apparatus for suppressing abnormal electrical discharge used for vacuum equipment which supplies power from a high-frequency power source to a plasma reaction chamber and executes a film formation process, provided with a power controller for controlling the high-frequency power source based on a deviation between a power command value and a power feedback value, and a cutoff controller for cutting off the power supply from the high-frequency power source to the plasma reaction chamber, based on a detection of the abnormal electrical discharge within the plasma reaction chamber. The cutoff controller exercises a first handling cutoff control and a second handling cutoff control, each having a different cutoff time. The first handling cutoff allows ions to remain in the plasma reaction chamber, and exercises the cutoff control over the high-frequency power source within a time duration which allows an arcing element to disappear. On the other hand, the second handling cutoff control exercises cutoff control over the high-frequency power source within a time range which allows abnormal arc ions to disappear. Accordingly, it is possible to supply power to plasma stably. | 2010-07-29 |
20100187999 | RADIOFREQUENCY PLASMA GENERATION DEVICE - A device including two plasma generation electrodes, a series resonator having a resonant frequency above 1 MHz and including a capacitor with two terminals, and an induction coil surrounded by a screen, the capacitor and the coil being placed in series, the electrodes being connected to the respective terminals of the capacitor. The ratio of the spark plug to the radius of the screen is equal to 0.56. The device can optimize the Q-factor of such a device by adjusting the radius of the coil to that of the screen. | 2010-07-29 |
20100188000 | CLOSED ELECTRON DRIFT THRUSTER - In a closed electron drift thruster, a magnetic circuit for creating a magnetic field in a main annular channel comprises at least one axial magnetic core surrounded by a first coil and an inner upstream pole piece forming a body of revolution, together with a plurality of outer magnetic cores surrounded by outer coils. The magnetic circuit further comprises an essentially radial outer first pole piece defining a concave inner peripheral surface and an essentially radial second pole piece defining a convex outer peripheral surface. The concave inner peripheral surface and the convex outer peripheral surface present respective adjusted profiles that are distinct from circular cylindrical surfaces so as to form between them a gap of varying width presenting zones of maximum value in register with the outer coils and zones of minimum value in between the outer coils so as to create a uniform radial magnetic field. | 2010-07-29 |
20100188001 | LED WHITE-LIGHT DEVICES FOR DIRECT FORM, FIT, AND FUNCTION REPLACEMENT OF EXISTING FLUORESCENT LIGHTING DEVICES - A white light LED-based lighting device configured for direct form, fit, and function replacement of existing incandescent and fluorescent devices is provided. The white light LED-based lighting device comprises a group of solid state light emitting diodes, electronics to activate the light emitting diodes, and an encapsulating housing configured for direct form, fit, and function replacement of existing fluorescent devices. | 2010-07-29 |
20100188002 | OVERVOLTAGE PROTECTION FOR CURRENT LIMITING CIRCUITS IN LED APPLICATIONS - An apparatus to provide overvoltage protection is shown. The apparatus comprises a boost converter (having an output node, a sensing network, and an impedance network) and a zener diode. The zener diode is coupled to the output node and to the sensing network. The breakdown value of the zener diode is selected to be greater than a desired voltage drop across a load when the load is coupled to the output node, and the zener diode creates an overcurrent fault in the boost converter when the voltage at the output node is greater than its breakdown value. | 2010-07-29 |
20100188003 | Electronic device, a control system and a method of controlling a light-emitting element thereof - A control system and a method of controlling a light-emitting element thereof are disclosed. The control system is used to adjust a light-emitting element of an electronic device. The control system comprises a control module, a signal input module, and a signal output module. The signal output module has a register. The signal input module and the signal output module are electrically connected to the control module. The method of controlling the light-emitting element comprises the follow steps: determining whether there is a signal inputted by means of the control system; if the signal is detected, adjusting the setting of the register according to the signal; generating a control signal; and adjusting the brightness level of the light-emitting element according to the control signal. | 2010-07-29 |
20100188004 | DRIVING A LIGHT SOURCE - A method for driving a light source ( | 2010-07-29 |
20100188005 | LIGHT OUTPUT DEVICE - A light output device comprises a substrate arrangement comprising a plurality of light source circuits integrated into the structure of the substrate arrangement. Each light source circuit comprises a light source device arrangement ( | 2010-07-29 |
20100188006 | Dimming alternating current light emitting diodes - The disclosed invention directs the current path of the light source through a signal rectifier and series switch, which is controlled by the pulse width modulation (PWM) generator based on the input intensity level. The direct current series switch (i.e. MOSFET) does not require a minimum current level, or “holding current”, to respond correctly to the control signal. The modulated control signal continues over the entire cycle period, which ensures accurate duty cycle control regardless of the minimum forward voltage bias, or “turn on voltage”, of the light source. In addition, accurate duty cycle control allows the possibility of non-linear dimming curves to compensate for human factors or characteristics of the light source. The high frequency (i.e. >2 kHz) of the modulation results in the users perception of consistent intensity and smooth transitions. The disclosed invention addresses the principle issues associated with dimming AC LED technology, while maintaining compatibility with traditional incandescent sources, by providing accurate duty cycle control independent of I-V characteristics of the light source and not requiring a “holding current”. The disclosed invention can adjust the intensity of any LED device that reacts to a significant portion of the ON and OFF time periods created by the modulation of the input power. | 2010-07-29 |
20100188007 | SUPPLYING A SIGNAL TO A LIGHT SOURCE - Supply circuits for supplying voltage and current signals to light sources ( | 2010-07-29 |
20100188008 | Lighting Controllers - This invention generally relates to lighting controller, more particularly to electronic ballast circuits, sometimes referred to as electronic control gears (ECG) or gas discharge lamps. | 2010-07-29 |
20100188009 | Multi-Modal Load Control System Having Occupancy Sensing - A multi-modal load control system includes a sensor that operates as an occupancy sensor in a first mode of operation and operates as a vacancy sensor in a second mode of operation. The load control system comprises a load control circuit adapted to be coupled in series electrical connection between an AC power source and an electrical load for controlling the amount of power delivered to the load in response to sensor, which is operable to detect occupancy or vacancy conditions in a space in which the sensor is located. In the first mode of operation, the load control circuit turns the load on when the sensor detects the occupancy condition and turns the load off when the sensor detects the vacancy condition. In the second mode of operation, the load control circuit turns the load off when the sensor detects the vacancy condition and does not turn the load on when the sensor detects the occupancy condition. | 2010-07-29 |
20100188010 | LIGHT SOURCE DEVICE AND PROJECTOR - A light source device includes: a microwave power source which outputs a microwave; a light-emitting tube with an emission space where a light-emitting material, which emits light by input of the microwave, is filled; a first electrode which is provided at one side of the light-emitting tube and is electrically connected to the microwave power source; a second electrode which is provided at the other side of the light-emitting tube, the emission space being interposed between the first and second electrodes; and a reflecting plate which is electrically connected to the second electrode and which reflects the microwave such that an antinode of the amplitude of a standing wave of a high-frequency current is positioned in the emission space by making the microwave resonate. | 2010-07-29 |
20100188011 | PIEZOELECTRIC TRANSFORMER DRIVING DEVICE, COLD-CATHODE TUBE INVERTER, COLD-CATHODE TUBE DRIVING DEVICE, AND IMAGE FORMING APPARATUS - A piezoelectric transformer driving device including: an oscillator; a frequency-divider outputting a pulse by dividing a clock signal from the oscillator by a frequency-divide ratio received thereto; a switching element driven by the pulse and intermittently applying a voltage to a primary side of a piezoelectric transformer; a frequency-divide ratio instructing unit holding a frequency-divide ratio instruction value of a real number having an integer part and an fractional part; a binarization unit binarizing the frequency-divide ratio instruction value into two different integer frequency-divide ratios and selectively outputting the frequency-divide ratios. The binarization unit adjusts an appearance ratio of the frequency-divide ratios such that an average of the frequency-divide ratios output from the binarization unit is equal to an average of the frequency-divide ratio instruction value. | 2010-07-29 |
20100188012 | APPARATUS AND METHOD FOR DIMMING A BACKLIGHT WITH PSEUDO-RANDOM PHASE DELAY - A method for generating an actuation signal for a light source is provided. A random phase delay for each period of an input signal is generated, where each period is a predetermined length. Each phase delay is added to a predetermined actuation period to generate a sum. The sum is compared to the predetermined length. At least one turn-on and at least one turn-off for each period of the input signal is calculated from the comparison of the sum to the predetermined length, and the actuation signal having each turn-on and each turn-off is generated. | 2010-07-29 |
20100188013 | LOW POWER DRIVE CIRCUIT - The invention relates to an integrated driver circuit suitable for driving a light emitter with a signal current I(time) based on a received signal said circuit comprising a differential pair of transistors having a first transistor and a second transistor each respectively forming part of a first branch and a second branch, said first branch comprises a node suitable for connecting to said light emitter and/or said first branch comprises said light emitter, wherein said second branch comprise at least one charge storage device. This charge storage device may be arranged to collect current otherwise wasted in the process of driving the light emitter. This current may be utilized to drive circuitry thereby reduce current consumption. | 2010-07-29 |
20100188014 | MODULATOR MODULE IN AN INTEGRATED CIRCUIT DEVICE - An integrated circuit device has a modulator module that provides a modulation signal comprising one frequency keyed on and off, or alternating between two or more different frequencies or phases that are selected based upon a modulator signal. The one or more frequencies or phases may be selected from a plurality of frequency sources. Switching the one frequency on or off, or between the at least two different frequencies or phases may be synchronized with one or both of the two or more different frequencies or phases so that “glitches” or spurs are not introduced into the modulation signal. The integrated circuit device may also comprise a processor, memory, digital logic and input-output. Frequency sources may be internal to the digital device or external. The modulator signal may comprise serial data generated from the digital logic and/or processor of the digital device. | 2010-07-29 |
20100188015 | METHOD AND APPARATUS FOR CONTROLLING AND MODULATING LED CURRENT - An apparatus to power and dim LEDs is provided. The apparatus generally comprises a boost converter having an output node, a regulator node, a sensing network, and an impedance network. LEDs, which are coupled in series with one another, are coupled between the output node and the impedance network of the boost converter. A zener diode is coupled to the output node and coupled to the sensing network, and a dimming circuit is coupled to the boost converter. The dimming circuit includes a diode coupled to the impedance network, a switch coupled between the diodes and ground (which receives the signal for dimming the plurality of LEDs), and a network coupled to the regulator node and to the node between the second diode and the second switch. | 2010-07-29 |
20100188016 | Discharge Lamp Driving Apparatus - A discharge lamp driving apparatus composed of a DC power supply, a square wave change-over device, a square wave controller, a plurality of discharge lamps, a plurality of operating transformers, and a plurality of correlatively connected transformers. The operating transformers and correlatively connected transformers are disposed at two sides of the lamps. Both kinds of transformers may connect either their primary sides or secondary sides in series and then connect to the square wave change-over device. The transformers so connected are capable of effectively controlling their output power, minimizing their size and reducing temperature so as to improve their overall efficiency. | 2010-07-29 |
20100188017 | LIGHT EMITTING DIODE LINEAR LIGHT FOR MACHINE VISION - The invention herein comprises a linear lighting system which incorporates light emitting diode (LED) light sources with one or more distinct colors including broad band white light. The LED die or die arrays are mounted to a high thermal conductivity circuit board comprising COB technology which can include both the LED die and electronic drive components resulting in a more compact and reliable design with improved thermal and optical performance at lower cost. In conjunction with high efficiency imaging collection optics and aberration corrected cylindrical optics, the output of the LED sources are imaged to a bright line suitable for use in machine vision applications and the like. | 2010-07-29 |
20100188018 | SPOTLIGHT AND METHOD OF LIGHTING UP AN OBJECT - Embodiments show a spotlight comprising light emitting diode modules wherein each LED module comprises at least two light emitting diodes with different light emission spectra and a light mixer, wherein each light mixer is arranged at one side of the light mixer in cooperation with an assigned LED module and each light mixer is configured to mix the different light emission spectra of the at least two LEDs of the assigned LED module to form a light beam, and wherein exit surfaces at the other side of the light mixers are arranged next to each other in a matrix with its light beams of the light mixers form a common light beam and a focusing optics for focusing the common light beam. | 2010-07-29 |
20100188019 | Three Color Digital Gobo System - A system of digitally controlling light output by producing separate control signals for different colors of light. The light is contained in an optical waveguide, either prior to shaping or after shaping. Each of the control signals is coupled to a digitally controlled device which controls the shape of the light output. The digital controlling device can be digital mirror devices, for example. | 2010-07-29 |
20100188020 | HIGH FREQUENCY BALLAST FOR A FIXED OUTPUT HIGH INTENSITY DISCHARGE LAMP - A high frequency ballast for a fixed output high intensity discharge lamp is serially connected in order with a power input circuit, an electromagnetic wave interference filtering loop, a rectifying loop, a high power factor correction loop, a voltage-controlled oscillator ballast driver and a load loop, wherein the voltage-controlled oscillator ballast driver is connected with an ignition sequence control logic loop by a built-in voltage oscillator, and a half-bridge driving loop receives power transmitted by the high power factor correction loop and then converts into a steady power output by the ignition sequence control logic loop. When a lamp cannot start successfully, it can start by itself repeatedly through a restart triggering loop; and after the lamp has started, an operational amplifier circuit is used to maintain an original frequency which sets the power, so as to adjust automatically according to the lamps of various frequencies. | 2010-07-29 |
20100188021 | ELECTRONIC BALLAST AND METHOD FOR OPERATING AT LEAST ONE DISCHARGE LAMP - An electronic ballast is provided, including first a second input connections for connecting an alternating supply voltage; an EMC filter; a rectifier; a capacitor for providing the DC operating voltage for the output stage; and a power factor correction device, which comprises a number n of partial devices for power factor correction, as well as a control device for controlling the number n of partial devices, the power to be provided at the output of the power factor correction device being a total power currently to be provided, the power to be provided by the partial device i being a currently to be provided partial power of the partial device i. The control device is configured to control at least first and second partial devices as a function of the currently to be provided total power in such that their currently to be provided partial powers differ from one another. | 2010-07-29 |
20100188022 | METHODS, LUMINAIRES AND SYSTEMS FOR MATCHING A COMPOSITE LIGHT SPECTRUM TO A TARGET LIGHT SPECTRUM - Methods, luminaires and systems for matching a composite light spectrum to a target light spectrum are disclosed. Method embodiments may be optimized for simultaneously maximizing luminous output with minimal chromaticity error. Method embodiments may further be optimized for simultaneously minimizing both chromaticity and spectral error. Embodiments of the present invention may be used with composite light sources having four or more distinct dominant colors within the visible spectrum. | 2010-07-29 |
20100188023 | Emergency exit route illumination system and methods - A system and method that helps evacuees exit a building in the event of an emergency such as a smoke event, a fire, an earthquake, a security breach, and/or the presence of unsafe levels of hazardous gasses, using linear illuminators parallel to and near the floor of an interior room or hallway to provide floor-level identification and illumination of the exit route to be used in the event of such an emergency, with some linear illuminators having directional aspects along hallways to lead evacuees toward an exit, and other illuminators outlining the perimeter of windows or doors that are safe to exit through, the illuminators normally being hardly noticeable but having controllers and energizers linked to the alarm and security systems of hospitals, hotels, residences and other occupied building structures to light up the planned exit route when emergency conditions are detected. | 2010-07-29 |
20100188024 | METHOD OF CALIBRATING A LIGHTING SYSTEM, AND LIGHTING SYSTEM - In a calibration of a lighting system with at least one light source and a light source driver, and a light source driver controller controlling the light source driver, separate components are calibrated separately before combining them. For this purpose, the light source is coupled with a light source memory, the light source is calibrated by determining a light source operational relationship between a light source input parameter and a light source output parameter, and light source control data representative of the light source operational relationship are stored in the light source memory. The light source driver is coupled with a light source driver memory, the light source driver is calibrated by determining a light source driver operational relationship between a light source driver input parameter and a light source driver output parameter, and light source driver control data representative of the light source driver operational relationship are stored in the light source driver memory. After these separate calibrations, the light source is assembled with the light source driver, and the light source driver controller is calibrated on the basis of the light source control data and the light source driver control data read from the light source memory and the light source driver memory. If a sensor is used in the lighting system to sense the light produced by the light source, the sensor is coupled with a sensor memory, the sensor is calibrated by determining a sensor operational relationship between a sensor input parameter and a sensor output parameter, and sensor control data representative of the sensor operational relationship are stored in the sensor memory. After assembling the sensor with the light source and the light source driver, the light source driver controller is calibrated further on the basis of the sensor control data read from the sensor memory. | 2010-07-29 |
20100188025 | LIGHTING CONTROL CONSOLE FOR CONTROLLING A LIGHTING SYSTEM - The invention relates to a lighting control console ( | 2010-07-29 |
20100188026 | Starter Stopper for High Intensity Discharge Lighting - A starter stopper for use with a high intensity discharge (HID) lighting source includes a timer and switch. The timer controls the durations of on-time and off-time periods during an energizing period. The starter stopper connects the HID lighting source to power to start the HID lighting source during on-time periods, and disconnects the HID lighting source from the power to start the HID lighting source during off-time periods. A method of starting and stopping an HID lighting source includes initiating an energizing period in response to application of power to a starter stopper, enabling the HID lighting source to be connected to power to start the HID lighting source during on-time periods by the starter stopper, enabling the HID lighting source to be disconnected from the power to start the HID lighting source during off-time periods by the starter stopper, and stopping the energizing period in response to removal of the power to the starter stopper. | 2010-07-29 |
20100188027 | TRAVELING WAVE LINEAR ACCELERATOR COMPRISING A FREQUENCY CONTROLLER FOR INTERLEAVED MULTI-ENERGY OPERATION - An electromagnetic wave having a phase velocity and an amplitude is provided by an electromagnetic wave source to a traveling wave linear accelerator. The traveling wave linear accelerator generates a first output of electrons having a first energy by accelerating an electron beam using the electromagnetic wave. The first output of electrons can be contacted with a target to provide a first beam of x-rays. The electromagnetic wave can be modified by adjusting its amplitude and the phase velocity. The traveling wave linear accelerator then generates a second output of electrons having a second energy by accelerating an electron beam using the modified electromagnetic wave. The second output of electrons can be contacted with a target to provide a second beam of x-rays. A frequency controller can monitor the phase shift of the electromagnetic wave from the input to the output ends of the accelerator and can correct the phase shift of the electromagnetic wave based on the measured phase shift. | 2010-07-29 |
20100188028 | DRIVE DEVICE COMPRISING A PLURALITY OF DRIVES AND REGULATING SYSTEM FOR THIS OVERALL DRIVE - In the case of speed-regulated high-power drives and with simultaneously high demands on accuracy or dynamics, the object of the invention is to reduce a very high level of complexity of the power electronics (high clock frequency), the motor (high precision) and mechanical transmission (low-play transmission elements). For this purpose, the invention proposes a drive device for rotational and/or t translational movements. The drive has a plurality of drives for the joint, mechanically coupled driving of a working machine or for moving a mass. It also has a control device. At least one drive is intended to provide the power (as a power drive). At least one further drive is provided and mechanically coupled as a servo-drive for controlling or regulating the accuracy and/or dynamics of the overall drive. The control device controls and regulates the at least two mechanically coupled drives. | 2010-07-29 |
20100188029 | BRAKING SYSTEM FOR THE UNDERCARRIAGE OF AN AIRCRAFT - A braking system for an aircraft provided with undercarriage, wherein an axial-flux reversible electric machine is set between the wheel and the frame of the undercarriage; current-dissipating resistors are provided, which can be connected to the windings of the axial-flux reversible electric machine during rotation of said wheel for dissipating by the Joule effect the induced currents generated by the axial-flux electric machine, which behaves as current generator, and producing a braking effect that slows down the movement of the wheel, thus exerting a braking action. | 2010-07-29 |
20100188030 | MOTOR SPEED CONTROLLER - In a motor speed controller, feedback control is implemented at a gain independent of the target rotational speed ω | 2010-07-29 |
20100188031 | APPARATUS AND METHOD FOR STARTING MOTOR - A motor starting apparatus includes a driving signal generating unit that generates an open-loop driving signal and a drive circuit that is connected to a motor. The driving signal generating unit includes a data storing unit that stores therein predetermined data, a velocity integrating unit that integrates velocity data, a phase adjusting signal generating unit that generates a phase adjusting signal, a three-phase driving signal generating unit that generates a three-phase applied voltage, and a drive circuit driving unit that generates a driving signal of the motor. The three-phase driving signal generating unit performs open-loop driving by outputting the three-phase applied voltage based on the phase adjusting signal to the drive circuit driving unit. | 2010-07-29 |
20100188032 | MOTOR SPEED CONTROLLER - A motor speed controller detects out-of-control reverse rotation of a motor even when the pulse signal obtained from the motor and synchronized with the rotation is of only one kind. A target instruction signal is generated on the basis of a target rotational speed ω | 2010-07-29 |
20100188033 | SENSORLESS OPTIMUM TORQUE CONTROL FOR HIGH EFFICIENCY IRONLESS PERMANENT MAGNET MACHINE - Embodiments of the present invention permit the optimization of torque control of a permanent magnet machine including obtaining instantaneous terminal voltages of the machine, transforming the instantaneous terminal voltages to a zero direct axis voltage and a non-zero quadrature axis voltage, using a mathematical transformation, regulating the electrical frequency of the permanent-magnet machine such that the zero direct-axis voltage is adjusted to have a value of zero, determining a non-final electrical angle of the permanent-magnet machine by applying an integrator to the regulated electrical frequency of the machine, determining a final electrical angle of the of the machine by integrating the non-final electrical angle and an electrical angle from a previous calculation cycle, and regulating the current vector of the machine such that the current vector is perpendicular to the final electrical angle of the machine, thereby optimizing the torque of the machine. | 2010-07-29 |
20100188034 | Trainable Robot and Method of Training - The robot comprises a movable member; a motor operable to change a position of the movable member relative to a gravitationally-loaded axis; and a servo operable to control the motor. The servo has a normal operational mode in which it controls the motor to define the position of the movable member relative to the gravitationally-loaded axis. The servo additionally has a training mode in which it controls the motor to set the movable member to a weightless state. In its weightless state, a user can easily and accurately move the movable member to train the robot. | 2010-07-29 |
20100188035 | MACHINE TOOL AND CONTROLLING METHOD THEREOF - It is an object of the present invention to provide a machine tool and a machining method thereof which can execute to machine the workpiece more precisely. | 2010-07-29 |
20100188036 | DRIVER CIRCUIT - An amount of a motor drive current is controlled to an appropriate value. Two coils are provided, and a rotor is rotated by the coils by setting different phases for the supplied currents to the two coils. During a phase where one of the coils is in a high-impedance state, an induced voltage generated in the coil is detected. According to the state of the induced voltage, an output control circuit controls the amounts of the motor drive currents supplied to the two coils. | 2010-07-29 |
20100188037 | Control System Without Position Sensors for a Synchronous Electric Motor - The control system comprises: a switch (TR) in series with a winding (W) of the motor (M) between two terminals (A, B) which are connected to a supply of an alternating voltage (V), a first detector circuit ( | 2010-07-29 |