03rd week of 2013 patent applcation highlights part 15 |
Patent application number | Title | Published |
20130015707 | METHOD AND APPARATUS FOR CHARGING AN ELECTRIC VEHICLE FROM A STREETLIGHT - Streetlights along streets and in parking lots are often suitably located for a vehicle to park in immediate proximity. An electric vehicle charging system and method allows the power supply previously dedicated to the streetlight to be used for electric vehicle recharging whenever the streetlight is not required to be lit. In some embodiments, if the total of the current drawn by the electric vehicle charging and the lit streetlight is less than the rating of the streetlight power supply, then charging may continue even while the streetlight is lit. Further, if an electric vehicle so charging offers a utility-interactive inverter, then upon demand the electric vehicle may be available to supply power back to the electric grid. | 2013-01-17 |
20130015708 | ELECTRIC POWER CONTROLLER, ELECTRIC POWER MANAGEMENT DEVICE, ELECTRIC POWER CONTROL METHOD, AND ELECTRIC POWER MANAGEMENT SYSTEMAANM Ukita; MasakazuAACI KanagawaAACO JPAAGP Ukita; Masakazu Kanagawa JPAANM Yoshida; AsamiAACI KanagawaAACO JPAAGP Yoshida; Asami Kanagawa JPAANM Moriai; ShihoAACI KanagawaAACO JPAAGP Moriai; Shiho Kanagawa JPAANM Katagi; MasanobuAACI KanagawaAACO JPAAGP Katagi; Masanobu Kanagawa JP - An energy control device, an energy management device, an energy control method, and an energy management system are provided. The energy management system includes the energy management device and the energy control device. The energy management device includes an electric power management unit configured to generate an instruction specifying a supply destination for electric power generated by an electric power generator, and includes a communication unit configured to transmit the instruction to the energy control device. The energy control device includes a power conditioner configured to distribute the electric power to the supply destination based on the instruction, and includes a control unit configured to control an operation of the power conditioner. | 2013-01-17 |
20130015709 | BACKUP POWER SUPPLY DEVICE, AND POWER OUTPUT METHODAANM Matsunaga; WataruAACI Susono-shiAACO JPAAGP Matsunaga; Wataru Susono-shi JPAANM Katsumata; KazuhiroAACI Gotemba-ShiAACO JPAAGP Katsumata; Kazuhiro Gotemba-Shi JPAANM Yamaguchi; YutakaAACI Tagata-GunAACO JPAAGP Yamaguchi; Yutaka Tagata-Gun JP - A backup power supply device configured to supply an electric power for backup to an optical encoder | 2013-01-17 |
20130015710 | DISTRIBUTED INVERTER AND INTELLIGENT GATEWAY - A system and apparatus for generating power. In one embodiment, the apparatus comprises a power module for coupling to a DC power source via a DC bus, wherein the power module (i) converts a first power from the DC power source to a second power, and (ii) comprises a maximum power point tracking module unit for dynamically adjusting a load voltage of the DC power source; an AC bus; and a controller, physically separate from the power module and coupled to the power module via the AC bus, for operatively controlling the power module. | 2013-01-17 |
20130015711 | SYSTEM AND METHOD FOR USING CAPACITORS IN REMOTE OPERATIONS - A battery-free device is provided with one or more series or parallel capacitive networks. One or more solar panels are used to charge the capacitive networks and one or more charging circuits are used to control the charging of the capacitive networks. One or more DC-DC converters maybe used to provide a voltage to the device, a remote monitoring or controlling function, and, optionally, a user interface. In those instances when it is desired that the monitoring or controlling function remain powered at all times, the control circuitry is preferentially preserved at the expense of the other features of the device such that if, for any reason, the capacitive network is drained after running the other features, there will still be sufficient power stored in capacitive network to maintain the monitoring or controlling function. | 2013-01-17 |
20130015712 | SWITCH UNIT, AND RELATED METHOD - A switch unit includes a current switching device drivable by an electromagnetic actuator for opening/closing an electric circuit associated with the switch unit, a first energy storage for storing electric energy for the electromagnetic actuator, and electronic controller means which are supplied by an external power line and control a supply of the electric energy from the energy storage means to the electromagnetic actuator. The switch unit includes emergency procedure operating means associated with the electronic controller means and provided with a second energy storage means. The emergency procedure operating means are configured for enabling driving of the current switching device and opening the associated electric circuit in an emergency condition in which a lack or drop or irregular supply of the external power line is experienced. | 2013-01-17 |
20130015713 | SYSTEM STABILIZATION SYSTEM, ELECTRIC POWER SUPPLY AND DEMAND ADJUSTMENT DEVICE, CONTROL DEVICE FOR ELECTRIC POWER SUPPLY AND DEMAND ADJUSTMENT DEVICE, ELECTRIC POWER SUPPLY AND DEMAND ADJUSTMENT METHOD, AND ELECTRIC POWER SUPPLY AND DEMAND ADJUSTMENT METHOD USING STORAGE BATTERYAANM Hagihara; RyuzoAACI Moriguchi CityAACO JPAAGP Hagihara; Ryuzo Moriguchi City JP - The system stabilization system includes an electric power supply and demand management device possessing supply and demand situation information related to the supply and demand of electric power in at least a portion of a power grid, and an electric power supply and demand adjustment device acquiring the supply and demand situation information and performing an electric power supply and demand adjustment by at least accepting electric power from the power grid or supplying electric power to the power grid. The electric power supply and demand adjustment device is configured so as to make a determination regarding an electric power supply and demand adjustment on the basis of the acquired supply and demand situation information. | 2013-01-17 |
20130015714 | Smart Power PortalAANM Kwok; Leo Y.AACI MilpitasAAST CAAACO USAAGP Kwok; Leo Y. Milpitas CA US - A smart power portal able to supply electrical power to attached or connected electronic or electrical devices is disclosed. The portal, which can be a power strip or wall-mounted unit, includes a receiver, a transformer, a direct current (“DC”) converter, and a Greeny port. The receiver, in one embodiment, is coupled to an alternating current (“AC”) power source for drawing electricity of AC power, and the transformer is able to convert at least a portion of the AC power to DC power. The DC converter is able to convert the DC power into a grade of DC voltage levels, and the Greeny port is coupled with a removable electronic device. The portal, in one aspect, includes multiple outlets wherein each outlet provides an independent or specific voltage level of DC power output. The Greeny port, in one example, is capable of detecting minimal power required to operate the removable electronic device. | 2013-01-17 |
20130015715 | SIMULTANEOUS MULTI-VOLTAGE RAIL VOLTAGE REGULATION MESSAGES - Methods and mechanisms to simultaneously regulate two or more supply voltages provided to an integrated circuit by a voltage regulator. In an embodiment of the invention, a voltage regulation message exchanged between the integrated circuit and the voltage regulator includes an identifier indicating two or more supply voltages selected from a plurality of supply voltages provided to the integrated circuit by the voltage regulator, where the voltage regulation message relates to the indicated two or more supply voltages. In another embodiment, the voltage regulation message indicates a desired supply voltage level to which the indicated two or more supply voltages are to transition. | 2013-01-17 |
20130015716 | SMART METER, SUPPLY CONTROL METHOD, OPERATING METHOD, INTEGRATED CIRCUIT, SYSTEM, AND PROGRAMAANM Matsushima; HidekiAACI OsakaAACO JPAAGP Matsushima; Hideki Osaka JPAANM Matsuzaki; NatsumeAACI OsakaAACO JPAAGP Matsuzaki; Natsume Osaka JPAANM Haga; TomoyukiAACI NaraAACO JPAAGP Haga; Tomoyuki Nara JP - A smart meter includes: a power supply control unit which causes stoppage of a supply of power passing through the smart meter to an television and so on, when an RD command to stop the supply is received; a first communication unit which performs a first communication through which the RD command is received; a second communication unit which performs a second communication; and a communication control unit which: causes the performance of the first communication before the RD command is received; and prohibit the performance of the first communication and cause only the performance of the second communication, after the RD command is received. | 2013-01-17 |
20130015717 | Method and Apparatus for Transistor Switch IsolationAANM Dykstra; Jeffrey A.AACI PalatineAAST ILAACO USAAGP Dykstra; Jeffrey A. Palatine IL US - A transistor switch that provides isolation is described. The transistor switch is adapted to receive an input signal at an input terminal and either transmit the input signal to an output terminal when the transistor switch is in a first state or ground the input signal when the transistor switch is in a second state. The transistor switch comprises series switches, which couple the input terminal to the output terminal when the transistor switch is in the first state; shunt switches, which couple the input terminal to ground when the transistor switch is in the second state; and filters to provide isolation between the input terminal and the output terminal. | 2013-01-17 |
20130015718 | WIRELESS POWER TRANSMITTING DEVICE FOR WIRELESS POWER COMMUNICATION SYSTEMAANM JUNG; Chun-KilAACI SeoulAACO KRAAGP JUNG; Chun-Kil Seoul KRAANM KUK; Yoon-SangAACI Gwacheon-siAACO KRAAGP KUK; Yoon-Sang Gwacheon-si KR - A wireless power transmitting device for a wireless power communication system. The wireless power transmitting device includes: a circuit board including an insulating layer and a ground formed on the insulating layer; a core of a magnetic substance disposed on the circuit board to have a concave portion; a wire-wound coil accommodated in the concave portion to have one end for receiving a power through the circuit board and the other end connected to the ground; and a metal layer disposed between the core and the insulating layer to be connected to the ground. | 2013-01-17 |
20130015719 | CORE ASSEMBLY FOR WIRELESS POWER TRANSMITTING DEVICE AND WIRELESS POWER TRANSMITTING DEVICE HAVING THE SAMEAANM Jung; Chun-KilAACI SeoulAACO KRAAGP Jung; Chun-Kil Seoul KRAANM Kuk; Yoon-SangAACI Gwacheon-siAACO KRAAGP Kuk; Yoon-Sang Gwacheon-si KR - A core assembly used for a wireless power transmitting device and a wireless power transmitting device having the same. The core assembly for the wireless power transmitting device includes: a main coil disposed at a first level; an auxiliary coil disposed at a lower side of the main coil such that the auxiliary coil is located at a second level lower than the first level, and including a first sub coil and a second sub coil, which respectively have a portion overlapped with the main coil and respectively have a size smaller than the main coil; and a core of a magnetic substance configured to accommodate the main coil and the auxiliary coil. | 2013-01-17 |
20130015720 | RESONANT FREQUENCY CONTROL METHOD, ELECTRIC POWER TRANSMITTING DEVICE, ELECTRIC POWER RECEIVING DEVICE IN MAGNETIC RESONANT TYPE POWER TRANSMISSION SYSTEM - In a resonant frequency control method in a magnetic field resonant coupling type power transmission system transmitting an electric power from a power transmitting coil to a power receiving coil using magnetic field resonance, a high-speed, accurate and real-time adjustment of the resonant frequency of a coil is realized. The phase of a voltage supplied to a power transmitting coil and the phase of a current that flows in the power transmitting coil or a power receiving coil is detected and the resonant frequency of the power transmitting coil or the power receiving coil is varied such that the phase difference between them becomes a target value. | 2013-01-17 |
20130015721 | ENERGY SAVING SWITCH DEVICE, AND METHOD THEREOFAANM LEE; Chin-ShengAACI TaoyuanAACO TWAAGP LEE; Chin-Sheng Taoyuan TWAANM PAI; Yi-MingAACI ChanghuaAACO TWAAGP PAI; Yi-Ming Changhua TWAANM HSU; Yu-TsungAACI TaoyuanAACO TWAAGP HSU; Yu-Tsung Taoyuan TW - An energy saving switch device for an electronic apparatus, including: a power control unit, determining whether to provide an external power to the electronic apparatus according to an external control signal; a switch unit, coupled to the power control unit and the external power, and when receiving a power off signal, electrically disconnecting the external power from the electronic apparatus; and a detection unit, detecting whether a user is inside a predetermined range when the power control unit is not providing the external power to the electronic apparatus, and generating the power off signal when the user is not inside the predetermined range. | 2013-01-17 |
20130015722 | ACTUATING DEVICEOF WIRELESS ACCESS POINTAANM Lu; Chia-HaoAACI Zhubei CityAACO TWAAGP Lu; Chia-Hao Zhubei City TWAANM Yen; Shi-MinAACI Guishan TownshipAACO TWAAGP Yen; Shi-Min Guishan Township TWAANM Liao; Chih-WeiAACI Hukou TownshipAACO TWAAGP Liao; Chih-Wei Hukou Township TW - An actuating device of a wireless access point (WAP), the WAP includes a first module, a second module with a power requirement, and an actuating device. The WAP has a first voltage range and a second voltage range. The actuating device includes a switching unit and a voltage regulating unit. The switching unit receives an input voltage and has two output terminals. The switching unit outputs a first voltage via the first output terminal when the input voltage is within the first voltage range, and outputs a second voltage via the second output terminal when the input voltage is within the second voltage range. The voltage regulating unit is coupled to the output terminals to convert the second voltage to the first voltage. The second module is coupled to the second output terminal of the switching unit. | 2013-01-17 |
20130015723 | Safe Switch System and Method - An apparatus comprises an enclosure, an electronic switch, and a solar panel. The enclosure is operable to house electronic components and is configured to be explosion proof. The electronic switch is in communication with the enclosure and the solar panel. The solar panel is operable to deliver power to the electronic switch without accumulating charge. The solar panel is further configured to deliver power to the electronic switch without generating any sparks. | 2013-01-17 |
20130015724 | Secondary for Linear Drive Motor Comprising Sheet of Highly Permeable Magnetic Material Having Synchronized Motor Teeth, Encoder Teeth, and Commutation Tracks Integrally Formed ThereinAANM Trammell; Glenn S.AACI Fort SmithAAST ARAACO USAAGP Trammell; Glenn S. Fort Smith AR USAANM Qiao; RuiAACI Fort SmithAAST ARAACO USAAGP Qiao; Rui Fort Smith AR US - A secondary for a motor, for instance a linear drive motor, has a sheet of highly magnetic permeable material with a plurality of slots extending through the sheet spaced along a length of the sheet. The slots define a plurality of teeth in the sheet and enable the sheet to be conformable to a mounting surface when forming the secondary of the motor. The top surface of the sheet has a plurality of pockets formed adjacent the plurality of slots. The pockets extend parallel to the width and are spaced along the length of the sheet. The pockets form a sensor operatively connected to a control of the motor. The sensor may be an encoder, and/or the sensor may be operatively connected to a control for controlling commutation of the motor, and/or setting positional limits and/or “home(s)” for the motor, providing absolute positional information and/or providing information about the sheet, for instance, the identity of one platen among many. | 2013-01-17 |
20130015725 | Linear Drive Motor With Improved Bearing System - A primary for a linear drive motor has first and second stacks, each with inner and outer teeth and a bearing mount. A magnet is disposed between the first and second stacks, and a coil wrapped is between the first and second stacks. A bearing is operatively mounted to at least one of the bearing mounts of the first and second stacks. The outer teeth of the first and second stacks may have a projection comprising the bearing mount. The bearing mount may be embedded within the stacks. The stacks may be assembled in a housing and the housing may have a first bearing outboard of the first stack, a second bearing outboard of the second stack, and a third bearing in staggered relationship with the first and second bearings across the housing in an arrangement bilaterally symmetric about an axis transverse to the direction of travel. | 2013-01-17 |
20130015726 | Primary for Linear Drive Motor with Solid Steel Stacks - A primary for a linear drive motor has a stage with stacks made from solid steel. Each stack has inner and outer teeth made that form a generally u-shaped cross-section for the stack. A magnet is disposed between the first and second stacks and a a coil wrapped between the first and second stacks. The stacks may be placed in a housing or may be formed as a housingless stage. The stacks and/or housing may be modified to selectively skew motor alignment to reduce motor cogging. The stacks may be contoured to follow various secondary forms. The stack inner and outer teeth lengths may be adjusted to help balance or optimize the magnetic circuit, to increase tooth surface area for increasing force, to allow more motor windings in the coil of the stack assembly, and to help locate the magnet and coil near the tooth surface. | 2013-01-17 |
20130015727 | ROTOR FOR RELUCTANCE MOTORAANM Iki; TomotakaAACI UtsunomiyaAACO JPAAGP Iki; Tomotaka Utsunomiya JP - A rotor described herein includes a plurality of flux barriers that include at least one magnetic path formed between a plurality of slits. The flux barriers are arranged in a circumferential direction at a predetermined interval. Adjacent flux barriers are concatenated on an inner circumferential side by an annular connector provided on the inner circumferential side, and are separated on an outer circumferential side by openings provided on the outer circumferential side. The rotor also includes a permanent magnet at least partially embedded within the annular connector. | 2013-01-17 |
20130015728 | Electric Machine Module Cooling System and MethodAANM Chamberlin; Bradley D.AACI PendletonAAST INAACO USAAGP Chamberlin; Bradley D. Pendleton IN USAANM Ramey; James J.AACI FortvilleAAST INAACO USAAGP Ramey; James J. Fortville IN USAANM Creviston; Alex S.AACI MuncieAAST INAACO USAAGP Creviston; Alex S. Muncie IN US - Embodiments of the invention provide an electric machine module comprising a module housing. In some embodiments, the module housing can include a sleeve member and at least one end cap. Also, an inner wall of the module housing can at least partially define a machine cavity. In some embodiments a coolant jacket can be positioned within a portion of the sleeve member. Further, in some embodiments, at least one partition can be positioned substantially within the coolant jacket. The partition can be dimensioned to at least partially seal a first region of the coolant jacket from a second region of the cooling jacket. | 2013-01-17 |
20130015729 | ENHANCED SPRAY COOLING TECHNIQUE FOR WEDGE COOLINGAANM Birdi; Balwinder SinghAACI TucsonAAST AZAACO USAAGP Birdi; Balwinder Singh Tucson AZ USAANM Waddell; SimonAACI Oro ValleyAAST AZAACO USAAGP Waddell; Simon Oro Valley AZ USAANM Scherzinger; WilliamAACI Oro ValleyAAST AZAACO USAAGP Scherzinger; William Oro Valley AZ US - A wedge cooling apparatus and method for cooling a rotating machine, such as a generator, disperses a spray of cooling fluid into the wedges of the generator via a pipe that runs along the length of each of the wedges. The pipe may include a plurality of spray delivery devices to spray cooling fluid from the pipe to the inside of the wedges. The spray cooling method results in a high heat transfer coefficient of about 2000-3000 W/m | 2013-01-17 |
20130015730 | ENHANCED SPRAY COOLING TECHNIQUE FOR WEDGE COOLINGAANM Waddell; SimonAACI Oro ValleyAAST AZAACO USAAGP Waddell; Simon Oro Valley AZ USAANM Scherzinger; WilliamAACI Oro ValleyAAST AZAACO USAAGP Scherzinger; William Oro Valley AZ USAANM Birdi; Balwinder SinghAACI TucsonAAST AZAACO USAAGP Birdi; Balwinder Singh Tucson AZ USAANM Pearson; WayneAACI Oro ValleyAAST AZAACO USAAGP Pearson; Wayne Oro Valley AZ USAANM Kane; DavidAACI Oro ValleyAAST AZAACO USAAGP Kane; David Oro Valley AZ USAANM Phielix; TomAACI TucsonAAST AZAACO USAAGP Phielix; Tom Tucson AZ US - A wedge cooling apparatus and method for cooling a rotating machine, such as a generator, disperses a spray of cooling fluid into the wedges of the generator. The spray cooling method results in a high heat transfer coefficient of about 2000-3000 W/m | 2013-01-17 |
20130015731 | METHOD FOR ON-LINE DETECTION OF LIQUID AND POTENTIAL FOR THE OCCURRENCE OF RESISTANCE TO GROUND FAULTS IN ACTIVE MAGNETIC BEARING SYSTEMS - A resistance to ground monitoring system for a magnetic bearing is disclosed. The system includes a dummy bearing arranged in a cooling loop and having a dummy bearing coil made up of an electrical winding that is configured to detect the resistance to ground for the dummy bearing coil. The electrical winding is communicably coupled to a sensing device that monitors the resistance to ground for the dummy bearing coil. Since the magnetic bearing is arranged within the same cooling loop, the resistance to ground for the dummy bearing coil is indicative of a resistance to ground for the radial bearing coils of the magnetic bearing. | 2013-01-17 |
20130015732 | Electric Machine ModuleAANM Bradfield; Michael D.AACI AndersonAAST INAACO USAAGP Bradfield; Michael D. Anderson IN US - Embodiments of the invention provide an electric machine module including an electric machine positioned with a housing. The brushless electric machine including a center axis of rotation and a support member with a field coil wound around a portion of the support member. The electric machine includes a rotor assembly circumscribing the support member and a shaft coupled to a rotor assembly. The machine also include a stator assembly including a distributed stator winding comprising a plurality of conductors positioned within the stator assembly. The module also includes a cooling system, which includes an inlet disposed through a portion of the housing, a first channel positioned within the support member that fluidly connects a second channel with the inlet. | 2013-01-17 |
20130015733 | TRANSVERSE FLUX MACHINEAANM Rasch; ReinhardAACI HechendorfAACO DEAAGP Rasch; Reinhard Hechendorf DEAANM Gruendl; AndreasAACI StarnbergAACO DEAAGP Gruendl; Andreas Starnberg DEAANM Hoffmann; BernhardAACI StarnbergAACO DEAAGP Hoffmann; Bernhard Starnberg DEAANM Loos; HeidimarieAACI TutzingAACO DEAAGP Loos; Heidimarie Tutzing DE - The invention relates to a transversal flux machine having a stator ( | 2013-01-17 |
20130015734 | MAGNETIC COUPLER - A magnetic coupler comprises a magnet rotor that includes a permanent magnet; a conductor rotor that includes a non-ferrous electroconductive plate; and a fan mounted on one of the magnet rotor and the conductor rotor, wherein the fan is designed to blow air into the magnetic coupler during operation. The permanent magnet of the magnet rotor is spaced by an air gap from the electroconductive plate of the conductor rotor. | 2013-01-17 |
20130015735 | Cooling System and Method for Electronic MachinesAANM Lepres; AttilaAACI MezokovesdAACO HUAAGP Lepres; Attila Mezokovesd HUAANM Komlossy; KarolyAACI DebrecenAACO HUAAGP Komlossy; Karoly Debrecen HUAANM Andejcsik; GaborAACI VeresegyhazAACO HUAAGP Andejcsik; Gabor Veresegyhaz HU - Some embodiments of the invention provide an electric machine module include a housing. In some embodiments, the housing can include at least one end cap coupled to a central member. The housing can include a first axial end and a second axial end. The central member can include at least a portion of a coolant pipe, which can include end portions extending at least partially through the end cap. In some embodiments, an electric machine, which can include a stator assembly, can be positioned within the housing so that the coolant pipe is substantially coiled around at least a portion of an outer perimeter of the stator assembly. | 2013-01-17 |
20130015736 | STATOR ASSEMBLY FOR MOTOR AND MOTOR INCLUDING THE SAMEAANM CHOI; Jong MinAACI SuwonAACO KRAAGP CHOI; Jong Min Suwon KR - There is provided a stator assembly for a motor, the stator assembly including: a base; and a reinforcing part coupled to the base and including a core coupling part having a core coupled thereto, the core having a coil wound therearound, and a disconnection prevention part extended from an end portion of the core coupling part along one surface of the base to thereby prevent a contact between the lead wire of the coil and the base. | 2013-01-17 |
20130015737 | ENDSHIELDAANM Helmi; HussamAACI MarbachAACO DEAAGP Helmi; Hussam Marbach DE - The invention relates to a bearing shield ( | 2013-01-17 |
20130015738 | END CAP ASSEMBLY FOR AN ELECTRIC MOTORAANM CHAN; Chi KeungAACI Hong KongAACO CNAAGP CHAN; Chi Keung Hong Kong CNAANM LIU; Wu ChuanAACI ShenzhenAACO CNAAGP LIU; Wu Chuan Shenzhen CN - An end cap assembly for an electric motor has an end cap body and at least two motor terminals. The end cap body has at least two holding structures for respectively holding the at least two motor terminals, each holding structure having at least one holder and a through slot. Each motor terminal has a base portion, a terminal portion and at least one mounting portion. The at least one mounting portion is mounted to the at least one holder of a corresponding holding structure. The terminal portion is inserted in the through slot to electrically connect to a male terminal of an external power supply plug. The terminal portion and the at least one mounting portion integrally extend from the base portion. | 2013-01-17 |
20130015739 | ELECTRICAL DRIVE COMPRISING A WORM GEARAANM Kastinger; GuenterAACI Gaggenau-SulzbachAACO DEAAGP Kastinger; Guenter Gaggenau-Sulzbach DEAANM Huesges; MarioAACI BuehlertalAACO DEAAGP Huesges; Mario Buehlertal DEAANM Saum; AndreasAACI BuehlAACO DEAAGP Saum; Andreas Buehl DE - An electrical drive, especially for driving a windshield wiper system of a motor vehicle, comprises a worm gear having a worm shaft and a drive motor having a rotor. The rotor and the worm gear are arranged on axial sections of a shaft. The electrical drive furthermore comprises two shaft bearings on which the shaft is received, only one of said shaft bearings being arranged on the shaft in the vicinity of the rotor. | 2013-01-17 |
20130015740 | Rotor Assembly for an Electric MachineAANM Chamberlin; Bradley D.AACI PendletonAAST INAACO USAAGP Chamberlin; Bradley D. Pendleton IN USAANM Ramey; James J.AACI FortvilleAAST INAACO USAAGP Ramey; James J. Fortville IN US - Some embodiments of the invention include a rotor assembly for an electric machine, including a rotor hub module. In some embodiments, the rotor hub module can include a body comprising a first and second group of apertures, an output shaft through a generally radially central portion of the body, and a support region along a generally radially outward portion of the body. In some embodiments a plurality of ribs can radially extend from a region of the body adjacent to the output shaft aperture to a region of the body adjacent to the support region. In some embodiments a plurality of rotor laminations can be operatively coupled to a portion of an outer diameter of the support region. | 2013-01-17 |
20130015741 | TRANSVERSE SWITCHED RELUCTANCE MOTORAANM KIM; Changsung SeanAACI Gyunggi-doAACO KRAAGP KIM; Changsung Sean Gyunggi-do KRAANM CHOI; Chang HwanAACI Gyunggi-doAACO KRAAGP CHOI; Chang Hwan Gyunggi-do KRAANM BAE; Han KyungAACI Gyunggi-doAACO KRAAGP BAE; Han Kyung Gyunggi-do KRAANM LEE; Guen HongAACI SeoulAACO KRAAGP LEE; Guen Hong Seoul KR - Disclosed herein is a transverse switched reluctance motor including: a rotor including a plurality of rotor disks each having a shaft fixedly coupled to an inner portion thereof, having a plurality of rotor poles fixedly coupled thereto along an outer peripheral surface thereof, and arranged in a direction of a shaft; and a stator assembly including a plurality of stators each facing the plurality of rotor poles, having coils wound therearound, and arranged in a circumferential direction of the plurality of rotor disks so that the plurality of rotor disks are rotatably received therein, wherein magnetic flux paths are formed so that magnetic fluxes move in the direction of the shaft by the plurality of stators and the plurality of rotor poles facing the plurality of stators to circulate the stators. | 2013-01-17 |
20130015742 | SYNCHRONOUS MOTORAANM Inoue; YoshimitsuAACI Niwa-gunAACO JPAAGP Inoue; Yoshimitsu Niwa-gun JPAANM Satake; AkiyoshiAACI Niwa-GunAACO JPAAGP Satake; Akiyoshi Niwa-Gun JP - A synchronous motor | 2013-01-17 |
20130015743 | MEMS Structure And Method Of Forming Same - A microelectromechanical system (MEMS) device that reduces or eliminates stiction includes a substrate and a movable element at least partially suspended above the substrate and having at least one degree of freedom. A protrusion extends from the substrate and is configured to contact the movable element when the moving element moves in the at least one degree of freedom. The protrusion comprises a surface having a low surface energy relative a silicon oxide surface. The protrusion may be coupled to a voltage potential node to avoid or counteract electrostatic forces. | 2013-01-17 |
20130015744 | SAW FILTER HAVING PLANAR BARRIER LAYER AND METHOD OF MAKINGAANM Adkisson; James W.AACI JericoAAST VTAACO USAAGP Adkisson; James W. Jerico VT USAANM Candra; PanglijenAACI Essex JunctionAAST VTAACO USAAGP Candra; Panglijen Essex Junction VT USAANM Dunbar; Thomas J.AACI StamfordAAST CTAACO USAAGP Dunbar; Thomas J. Stamford CT USAANM Gambino; Jeffrey P.AACI WestfordAAST VTAACO USAAGP Gambino; Jeffrey P. Westford VT USAANM Jaffe; Mark D.AACI ShelburneAAST VTAACO USAAGP Jaffe; Mark D. Shelburne VT USAANM Stamper; Anthony K.AACI WillistonAAST VTAACO USAAGP Stamper; Anthony K. Williston VT USAANM Wolf; Randy L.AACI Essex JunctionAAST VTAACO USAAGP Wolf; Randy L. Essex Junction VT US - Disclosed herein is a surface acoustic wave (SAW) filter and method of making the same. The SAW filter includes a piezoelectric substrate; a planar barrier layer disposed above the piezoelectric substrate, and at least one conductor buried in the piezoelectric substrate and the planar barrier layer. | 2013-01-17 |
20130015745 | FRICTION-DRIVEN ACTUATORAANM Hwu; En-TeAACI TaipeiAACO TWAAGP Hwu; En-Te Taipei TWAANM Liao; Hsien-ShunAACI TaipeiAACO TWAAGP Liao; Hsien-Shun Taipei TWAANM Hwang; Ing-ShouhAACI TaipeiAACO TWAAGP Hwang; Ing-Shouh Taipei TW - An apparatus for actuating a positioning device includes a housing; a piezoelectric element connected to the housing; a driven element configured to move relative to the housing; and a flexible element connected to the piezoelectric element and configured to transfer a motion of the piezoelectric element to the driven element. | 2013-01-17 |
20130015746 | VIBRATING BODY FOR VIBRATION WAVE DRIVE DEVICE AND METHOD OF PRODUCING VIBRATING BODY FOR VIBRATION WAVE DRIVE DEVICE - Provided is a method of producing a vibrating body for a vibration wave drive device using a vibrator in which an electromechanical energy conversion element is joined to a vibrating body having a plurality of protruding portions, the method including a first step and a second step. In the first step, an elastic material having a plurality of protruding portions is produced. In the second step, a pressure in a direction opposite to a protruding direction of the protruding portions of the elastic material is applied to press at least parts of the protruding portions to reduce slits between the protruding portions adjacent to each other. | 2013-01-17 |
20130015747 | RESONATOR DEVICE INCLUDING ELECTRODE WITH BURIED TEMPERATURE COMPENSATING LAYER - An acoustic resonator device includes a composite first electrode on a substrate, a piezoelectric layer on the composite electrode, and a second electrode on the piezoelectric layer. The first electrode includes a buried temperature compensating layer having a positive temperature coefficient. The piezoelectric layer has a negative temperature coefficient, and thus the positive temperature coefficient of the temperature compensating layer offsets at least a portion of the negative temperature coefficient of the piezoelectric layer. | 2013-01-17 |
20130015748 | MOTORAANM TAKEI; TomoyukiAACI Nara-shiAACO JPAAGP TAKEI; Tomoyuki Nara-shi JPAANM MATSUBARA; KenAACI Matsubara-shiAACO JPAAGP MATSUBARA; Ken Matsubara-shi JPAANM KITAHATA; KoujiAACI Minamikawachi-gunAACO JPAAGP KITAHATA; Kouji Minamikawachi-gun JP - A motor includes: a rotary shaft; a rotor that is provided on the rotary shaft so as to be rotatable together with the rotary shaft; a stator that is provided radially outward of the rotor; a housing that supports the stator; a resolver that has a resolver rotor rotatable together with the rotary shaft and a resolver stator radially facing the resolver rotor; and a resolver unit that is an assembly component including the resolver stator. The resolver unit includes a bearing that rotatably supports the rotary shaft and a case member that has a first fitting portion to which the resolver stator is fitted and a second fitting portion to which the bearing fitted and that is detachably connected to the housing. At least part of the resolver unit is arranged on a radially inner side of the rotor. | 2013-01-17 |
20130015749 | Method for Installing a Side-By-Side Domestic Appliance CombinationAANM Hecht; JosefAACI ErlenmoosAACO DEAAGP Hecht; Josef Erlenmoos DEAANM Blersch; DietmarAACI ErtingenAACO DEAAGP Blersch; Dietmar Ertingen DEAANM Schubert; RalfAACI WarthausenAACO DEAAGP Schubert; Ralf Warthausen DEAANM Weidelener; OliverAACI AlleshausenAACO DEAAGP Weidelener; Oliver Alleshausen DEAANM Schweikart; StefanAACI Berkheim-BonlandenAACO DEAAGP Schweikart; Stefan Berkheim-Bonlanden DE - The present invention relates to a method for installing a side-by-side domestic appliance combination, in particular a side-by-side refrigerator unit and/or freezer unit combination, which comprises at least two domestic appliances or refrigerator and/or freezer units. In accordance with the invention, the method includes the steps: Arranging the two domestic appliances next to one another; placing an installation element onto the upper side of the two domestic appliances arranged next to one another; and fastening of the installation element to both domestic appliances such that the installation element prevents or makes difficult a relative movement of the two domestic appliances in the depth direction and in the height direction. | 2013-01-17 |
20130015750 | Protective Enclosure Including a Pry Resistant Door - A protective enclosure including a housing defining a door opening is provided. A first flange extends from an opening end of a door and is angled relative to a surface of said door inwardly toward an interior storage space of the enclosure. The first flange and the door surface form an obtuse angle. A second flange extends from a hinge end of the door and is angled relative to the door surface inwardly toward the interior storage space. The second flange and the door surface form an obtuse angle. A hinge pivotally mounts the door with the housing. A locking mechanism selectively locks the door to the housing. The housing includes a channel disposed along at least a portion of the door opening. At least a portion of the first and second flanges are disposed within the channel when the door is closed to resist pry attacks. | 2013-01-17 |
20130015751 | Medicine Cabinet Frame and Accessories - A fixture includes a medicine cabinet having a cabinet body and a door. The fixture includes a frame which includes a frame body having a recess sized and shaped to receive the door, and an overhang which extends along the upper portion of the door. The fixture can include a guide rail which is repeatably moveable between positions away from and extending over the lower portion of the door, and an adjustable container assembly carried by the door. | 2013-01-17 |
20130015752 | ROTATABLE POWER-PLANT CASE SECTIONAANM Gerengi; MustafaAACI GebzeAACO TRAAGP Gerengi; Mustafa Gebze TR - A rotatable power-plant case section comprises a web disposed between a first flange and a second flange. At least one rotary strut and at least one fixed support strut are attached to the first flange. The case section includes at least one lifting connector for applying a force to raise the rotatable power-plant case section and at least one rotating connector for applying a force to rotate the case section. | 2013-01-17 |
20130015753 | REFRIGERATORAANM Son; MinaAACI Changwon-siAACO KRAAGP Son; Mina Changwon-si KRAANM Kim; JeongyonAACI Changwon-siAACO KRAAGP Kim; Jeongyon Changwon-si KRAANM Kim; HyeonjinAACI Changwon-siAACO KRAAGP Kim; Hyeonjin Changwon-si KRAANM Kim; ByunghyunAACI Changwon-siAACO KRAAGP Kim; Byunghyun Changwon-si KRAANM Kim; EunjeongAACI Changwon-siAACO KRAAGP Kim; Eunjeong Changwon-si KR - A refrigerator is disclosed. The refrigerator is able to store foods at a low temperature and to effectively remove bacteria of the foods stored in a storage room, to maintain the storage room clean. | 2013-01-17 |
20130015754 | Mercury-Free Discharge LampAANM Moskowitz; Philip E.AACI GeorgetownAAST MAAACO USAAGP Moskowitz; Philip E. Georgetown MA US - The present invention provides a low pressure metal halide fluorescent lamp. The metal halide fluorescent lamp may have an oblate spheroid cavity discharge vessel filled with an ionizable metal halide surrounding an exciter housing. An exciter within the exciter housing may drive the ionizable metal halide in an inductively coupled electrode-less manner. One or more embodiments may include one or more heat spreaders and/or thermal transfer pipes for transferring heat from the exciter to a surface of the oblate discharge vessel. | 2013-01-17 |
20130015755 | SPARK PLUG DESIGNED TO ENSURE DESIRED DEGREE OF IGNITABILITY OF FUELAANM INOHARA; TakayukiAACI Okazaki-shiAACO JPAAGP INOHARA; Takayuki Okazaki-shi JPAANM OKABE; ShinichiAACI Aichi-kenAACO JPAAGP OKABE; Shinichi Aichi-ken JPAANM AOCHI; TakanobuAACI Nishio-shiAACO JPAAGP AOCHI; Takanobu Nishio-shi JPAANM IWAMI; AtsushiAACI Kariya-shiAACO JPAAGP IWAMI; Atsushi Kariya-shi JPAANM SHIBATA; MasamichiAACI Toyota-shiAACO JPAAGP SHIBATA; Masamichi Toyota-shi JP - A spark plug for an internal combustion engine is provided which is equipped with a tip protrusion disposed on a top of a hollow cylindrical housing of the spark plug. The spark plug also includes a center electrode retained in a porcelain insulator disposed inside the housing and a ground electrode is joined to the housing so as to form a spark gap. The tip protrusion serves to direct a flow of gas to be ignited by a spark produced in the spark gap and is shaped to have a radial width extending in a radial direction of the housing and a circumferential width extending in a circumferential direction of the cylindrical housing. The radial width is greater than the circumferential width. This enhances the efficiency in guiding the flow of gas toward the spark gap. | 2013-01-17 |
20130015756 | SPARK PLUGAANM Yamada; YuichiAACI Niwa-gunAACO JPAAGP Yamada; Yuichi Niwa-gun JPAANM Kuki; HiroakiAACI NagoyaAACO JPAAGP Kuki; Hiroaki Nagoya JPAANM Miyashita; NaomichiAACI KasugaiAACO JPAAGP Miyashita; Naomichi Kasugai JPAANM Kyuno; JiroAACI KiyosuAACO JPAAGP Kyuno; Jiro Kiyosu JP - A spark plug having an insulator with improved breakage resistance. The spark plug has a cross-section that satisfies the following relationship: 0.6 mm<=L, where “A” represents a connection point between a support portion of the insulator and an insulator trunk portion formed at a front end side with respect to the support portion, where “B” represents a position closer to the outer circumference side among the positions of (a) an innermost position of a contact portion where the support portion and a packing are in contact with each other and (b) an intersection of the support portion and a virtual straight line that is parallel to an axial line of the spark plug and extends from an innermost circumferential end of a stepped portion of a metal shell, and where “L” represents a length of a path from point “A” to point “B” along a surface of the insulator. | 2013-01-17 |
20130015757 | MULTI-GRID ASSEMBLY IN PLASMA SOURCE SYSTEM AND METHODS FOR IMPROVING SAMEAANM Hegde; Hariharakeshava SarpangalaAACI FremontAAST CAAACO USAAGP Hegde; Hariharakeshava Sarpangala Fremont CA US - A plasma processing system with a multi-grid arrangement is provided. The system includes a plurality of grids, which includes at least a beam grid, a ground grid and a suppressor grid. The beam grid is positioned facing a plasma producing area, wherein the beam grid having similar electrical potential as a plasma. The ground grid is positioned to face a substrate during substrate processing and is configured to be electrically grounded. The suppressor grid is positioned between the beam grid and the ground grid and is configured to be negatively charged. The plurality of grids further includes a set of grid mounting posts configured for at least one of stabilizing said multi-grid arrangement, spatially separating adjacent grids, and fastening the plurality of grids into the multi-grid arrangement. | 2013-01-17 |
20130015758 | REFLECTIVE ANODE STRUCTURE FOR A FIELD EMISSION LIGHTING ARRANGEMENTAANM Hu; Qiu-HongAACI GoteborgAACO SEAAGP Hu; Qiu-Hong Goteborg SE - The present invention relates to a field emission lighting arrangement, comprising a first field emission cathode, an anode structure comprising a phosphor layer, and an evacuated envelope inside of which the anode structure and the first field emission cathode are arranged, wherein the anode structure is configured to receive electrons emitted by the first field emission cathode when a voltage is applied between the anode structure and the first field emission cathode and to reflect light generated by the phosphor layer out from the evacuated chamber. | 2013-01-17 |
20130015759 | FLUORESCENT LAYER AND ITS PREPARATION METHOD AND USESAANM CHIANG; Te-HsinAACI New Taipei CityAACO TWAAGP CHIANG; Te-Hsin New Taipei City TWAANM LIU; Ru-ShiAACI New Taipei CityAACO TWAAGP LIU; Ru-Shi New Taipei City TWAANM CHIANG; Der-ShingAACI New Taipei CityAACO TWAAGP CHIANG; Der-Shing New Taipei City TWAANM CHIANG; Chang-YangAACI New Taipei CityAACO TWAAGP CHIANG; Chang-Yang New Taipei City TW - A fluorescent layer, its preparation method and uses are provided. The fluorescent layer is provided from a fluorescent material and a calcining material. The fluorescent material is in an amount ranging from about 5 wt % to about 95 wt % based on the total weight of the fluorescent layer. The fluorescent layer of the present invention can be used in a light-emitting diode to change the color of emitting-light and improve the heat dissipation of the light-emitting diode. Furthermore, the fluorescent layer of the present invention is free of an organic resin, and thus, does not have the problem of aging (etiolation). The final product has a stable, lasting and durable luminescent quality. | 2013-01-17 |
20130015760 | INTERDIGITATED MULTIPLE PIXEL ARRAYS OF LIGHT-EMITTING DEVICES - The present invention discloses a plurality of interdigitated pixels arranged in an array, having a very low series-resistances with improved current spreading and improved heat-sinking Each pixel is a square with sides of dimension 1. The series resistance is minimized by increasing the perimeter of an active region for the pixels. The series resistance is also minimized by shrinking the space between a mesa and n-contact for each pixel. | 2013-01-17 |
20130015761 | GLASS COMPOSITION, LIGHT SOURCE DEVICE AND ILLUMINATION DEVICEAANM Motoya; AtsushiAACI ShigaAACO JPAAGP Motoya; Atsushi Shiga JPAANM Ueno; YasuharuAACI OsakaAACO JPAAGP Ueno; Yasuharu Osaka JPAANM Okano; KazuyukiAACI NaraAACO JPAAGP Okano; Kazuyuki Nara JP - A glass composition including, in oxide-based mol %: (a) at least 30% and at most 50% P | 2013-01-17 |
20130015762 | PLASMA DISPLAY PANELAANM Fukui; YusukeAACI OsakaAACO JPAAGP Fukui; Yusuke Osaka JPAANM Nishitani; MikihikoAACI NaraAACO JPAAGP Nishitani; Mikihiko Nara JPAANM Sakai; MasahiroAACI KyotoAACO JPAAGP Sakai; Masahiro Kyoto JPAANM Okafuji; MichikoAACI OsakaAACO JPAAGP Okafuji; Michiko Osaka JPAANM Okui; YayoiAACI OsakaAACO JPAAGP Okui; Yayoi Osaka JPAANM Honda; YosukeAACI NaraAACO JPAAGP Honda; Yosuke Nara JPAANM Yamauchi; YasuhiroAACI OsakaAACO JPAAGP Yamauchi; Yasuhiro Osaka JPAANM Inoue; OsamuAACI OsakaAACO JPAAGP Inoue; Osamu Osaka JPAANM Asano; HiroshiAACI OsakaAACO JPAAGP Asano; Hiroshi Osaka JP - There is provided a PDP in which the structure of the periphery of a protective film is improved, excellent secondary electron emission property is exhibited, and improved efficiency and increased life can be expected. There is further provided a PDP in which occurrence of a discharge delay at the time of driving is prevented, and exhibition of high quality image display performance can be expected even in a high definition PDP that is driven at a high speed. Specifically, a crystalline film containing Sr in CeO | 2013-01-17 |
20130015763 | MULTIPLE OUTPUT CAVITIES IN SHEET BEAM KLYSTRONAANM Scheitrum; Glenn P.AACI San MateoAAST CAAACO USAAGP Scheitrum; Glenn P. San Mateo CA USAANM Caryotakis; GeorgeAACI El Dorado HillsAAST CAAACO USAAGP Caryotakis; George El Dorado Hills CA US - A RF generator includes a structure having an input section, an output section, and an opening extending between the input section and the output section, wherein the output section has a first cavity and a second cavity, and wherein the first and second cavities are spaced apart from each other so that they are electromagnetically uncoupled from each other. A method of providing RF energy, includes receiving an electron beam, providing a first RF energy through a first cavity, wherein the first RF energy is generated using the electron beam, and providing a second RF energy through a second cavity, wherein the second RF energy is generated using the electron beam, wherein the first cavity and the second cavity are spaced apart from each other so that they are electromagnetically uncoupled from each other. | 2013-01-17 |
20130015764 | BICYCLE LIGHTING SYSTEMS AND METHODS - Systems and methods for providing adequate lighting and sighting for a bicycle are disclosed. A lighting system that includes an illumination ring configured to be coupled to a wheel is also disclosed. The illumination ring is configured to simultaneously project light forward and to the side of a front wheel and to project light rearward of and to the side of a rear wheel. The illumination ring may be mounted to or integrated with the bicycle wheel. Methods of controlling light sources on the illumination ring are also disclosed. | 2013-01-17 |
20130015765 | Methods and Structures for Rapid Switching Between Different Process Gases in an Inductively-Coupled Plasma (ICP) Ion SourceAANM Graupera; AnthonyAACI HillsboroAAST ORAACO USAAGP Graupera; Anthony Hillsboro OR USAANM Kellogg; SeanAACI PortlandAAST ORAACO USAAGP Kellogg; Sean Portland OR USAANM Utlaut; Mark W.AACI ScappooseAAST ORAACO USAAGP Utlaut; Mark W. Scappoose OR USAANM Parker; N. WilliamAACI HillsboroAAST ORAACO USAAGP Parker; N. William Hillsboro OR US - An openable gas passage provides for rapid pumpout of process or bake out gases in an inductively coupled plasma source in a charged particle beam system. A valve, typically positioned in the source electrode or part of the gas inlet, increases the gas conductance when opened to pump out the plasma chamber and closes during operation of the plasma source. | 2013-01-17 |
20130015766 | APPARATUS FOR GENERATING MINI AND MICRO PLASMAS AND METHODS OF USE - Systems and methods for formation of an ultra high frequency atmospheric pressure plasma jet are presented. A magnetic loop has first and second ends and a gap for generating the plasmas. An inner arc provides RF power to the magnetic loop. Use of the described structure allows for generation of plasmas in air and in inert gases such as argon and helium. Various properties, including the non-thermal nature and shape of the plasma jet are discussed. Applications for utilizing the non-thermal plasma jet are provided. | 2013-01-17 |
20130015767 | STABILIZED ELECTRON MULTIPLIER ANODEAANM Steiner; UrsAACI BranfordAAST CTAACO USAAGP Steiner; Urs Branford CT USAANM Moeller; Roy P.AACI San LeandroAAST CAAACO USAAGP Moeller; Roy P. San Leandro CA USAANM Deford; DavidAACI PleasontonAAST CAAACO USAAGP Deford; David Pleasonton CA US - Methods and systems to compensate for distortions created by dynamic voltage applied to an electron multiplier used in mass spectrometry. An electron multiplier has a cathode end accepting ion flow, an opposite emitter end and an interior surface. The electron multiplier produces an electron output from ions colliding with the interior surface. A variable power supply has a voltage output coupled to the cathode end and the emitter end of the electron multiplier. The voltage output changes dynamically to adjust the electron output from the electron multiplier. An anode is located in proximity to the electron multiplier. An electrometer is coupled to the anode in proximity to the electron multiplier to measure the current generated by the electron output. A low pass filter circuit is coupled to the emitter end to the ground of the electrometer to attenuate emitter voltage changes. A bias circuit is coupled to the emitter end to stabilize emitter to anode voltage difference. | 2013-01-17 |
20130015768 | HIGH VOLTAGE LED AND DRIVERAANM ROBERTS; Bruce RichardAACI Mentor-on-the-LakeAAST OHAACO USAAGP ROBERTS; Bruce Richard Mentor-on-the-Lake OH USAANM Nerone; LouisAACI BrecksvilleAAST OHAACO USAAGP Nerone; Louis Brecksville OH US - A method and apparatus for providing illumination by driving LEDs using a high-voltage driver, and more specifically a method and apparatus for using a simplified boost circuit connected to an AC mains to provide a higher voltage DC driving voltage to the LED array. | 2013-01-17 |
20130015769 | APPARATUS FOR DRIVING FLUORESCENT LAMPAANM Jung; Kuang-YuAACI Taipei CityAACO TWAAGP Jung; Kuang-Yu Taipei City TWAANM Huang; Shih-ChungAACI Taipei CityAACO TWAAGP Huang; Shih-Chung Taipei City TW - An apparatus for driving a fluorescent lamp is provided. The provided apparatus includes a power switching circuit, an LC resonator and an automatic frequency tracing circuit. The power switching circuit is coupled between an input voltage and a ground potential, and configured for switching and outputting the input voltage and the ground potential in response to two output signals with a phase difference of 180 degrees so as to generate a square signal. The LC resonator is configured for receiving and converting the square signal, so as to generate a sinusoidal driving signal for driving the fluorescent lamp. The automatic frequency tracing circuit is configured for generating and adjusting the two output signals according to a current feedback signal relating to the sinusoidal driving signal, so as to make the frequency of the sinusoidal driving signal automatically follow the resonant frequency of the LC resonator. | 2013-01-17 |
20130015770 | ENHANCED RESOLUTION OF LUMINANCE LEVELS IN A BACKLIGHT UNIT OF A DISPLAY DEVICEAANM Aitken; Andrew P.AACI SunnyvaleAAST CAAACO USAAGP Aitken; Andrew P. Sunnyvale CA US - Disclosed embodiments relate to techniques for enhancing luminance resolution in a backlight unit. A backlight unit may have light-emitting diode (LED) light sources arranged in strings. In one embodiment, a backlight controller provides enhanced luminance resolution by drive each LED string at either first or second consecutive luminance values corresponding to first and second duty cycles of a pulse width modulation (PWM) signal. The outputs of the LED strings are optically mixed to achieve intermediate luminance values between the first and second luminance values. In another embodiment, a reference voltage is adjusted using slight voltage offsets to achieve intermediate luminance values between the first and second luminance values | 2013-01-17 |
20130015771 | LASER POINTER WITH FUNCTION OF AUTOMATICALLY ADJUSTING LIGHT INTENSITYAANM Chen; Yi-GuangAACI TaipeiAACO TWAAGP Chen; Yi-Guang Taipei TW - A laser pointer with a function of automatically adjusting light intensity is provided. The laser pointer includes a laser light-emitting unit, a microcontroller and a light sensing circuit. The laser light-emitting unit is used for emitting laser light. The microcontroller is electrically connected with the laser light-emitting unit. The light sensing circuit is electrically connected with the microcontroller, and includes an optical sensor for sensing an ambient luminance. A terminal voltage of the optical sensor of the light sensing circuit is detected by the microcontroller. If the terminal voltage is lower than a threshold value, the microcontroller provides a first driving voltage to the laser light-emitting unit. If the terminal voltage is higher than the threshold value, the microcontroller provides a second driving voltage to the laser light-emitting unit. | 2013-01-17 |
20130015772 | LIGHTING DEVICE - A lighting device is provided. The lighting device comprises a first substrate and a plurality of second substrates. The plurality of second substrates are separately and electrically connected to the first substrate and comprise a light emitting device. | 2013-01-17 |
20130015773 | ILLUMINATING APPARATUS AND METHOD THEREOFAANM TAI; SHIH-NENGAACI TAOYUAN COUNTYAACO TWAAGP TAI; SHIH-NENG TAOYUAN COUNTY TWAANM CHUNG; CHIA-TINAACI MIAOLI COUNTYAACO TWAAGP CHUNG; CHIA-TIN MIAOLI COUNTY TW - An illuminating apparatus adapted to receive an input power which is a pulse DC includes a lighting unit, a detecting unit and a controlling unit. The lighting unit includes a plurality of lighting sets and a switching unit. The switching unit may be used to cause the lighting sets interconnected in a serial fashion and/or in a parallel manner. The detecting unit detects a state of the input power. The control unit couples the detecting unit and the lighting unit, and controls the switching unit according to the detecting unit detecting the state of the input power. As such, the turn-on voltages of the lighting unit may adjust at different stages of the input power. | 2013-01-17 |
20130015774 | CONTROL APPARATUS INCORPORATING A VOLTAGE CONVERTER FOR CONTROLLING LIGHTING APPARATUS - A lighting apparatus may comprise a voltage converter operable to supply a current to at least two LED channels coupled between a high voltage rail and a low voltage rail coupled to the voltage converter output. The LED channels may be operated to selectively allow a current to flow through them. The lighting apparatus may have a control module operable to control the total current from the voltage converter and the current through each of the LED channels. The control module may also be operable to set the respective control signals to maintain a constant total current from the voltage converter while permitting aspects of the light output including, the intensity, color, and color temperature to be set and varied. Additionally, the control module may be operable to synchronize the various control signals, obtain a representative sample of the current through the voltage converter, and operate in different modes. | 2013-01-17 |
20130015775 | METHOD FOR SETTING AND ADJUSTING LIGHT EMITTED FROM AN ADJUSTABLE LIGHTING DEVICE, ADJUSTABLE LIGHTING DEVICE AND LIGHT-ADJUSTING CIRCUIT THEREOFAANM WU; CHIH-YENAACI TAIPEIAACO TWAAGP WU; CHIH-YEN TAIPEI TW - A method for setting and adjusting light emitted from an adjustable lighting device is disclosed. The adjustable lighting device includes a timing unit and anon-volatile memory (NVM) module for storing a record data which includes a memory flag changeable between a set state and a reset state, and a plurality of light setting values. In the method, the adjustable lighting device is configured to allow a user to select an illumination state of the light, and to change the memory flag in the record data to the set state and to store the record data with a corresponding one of the light setting values when a elapsed time counted by the timing unit is longer than a predetermined threshold time period. | 2013-01-17 |
20130015776 | RESONATE DRIVER FOR SOLID STATE LIGHT SOURCESAANM Simi; Victor M.AACI LexingtonAAST KYAACO USAAGP Simi; Victor M. Lexington KY US - A driver circuit, solid state light (SSL) source assembly including same, and a method of driving an SSL source are provided. The driver circuit includes a rectifier, an inverter, a transformer, a PFC circuit, and a frequency control. The rectifier receives an AC voltage and provides an unregulated DC voltage. The inverter includes two switches, and receives respective control signals to operate these, to generate a resonate AC signal from the unregulated DC voltage. The transformer includes a primary winding coupled to the inverter, a secondary winding to be coupled to an SSL source through an output stage, and a feedback winding. The PFC circuit controls the inverter in response to signals representative of the unregulated DC voltage and the inverter's current. The frequency control generates the control signals to control the inverter's switching frequency in response to signals representative of the output stage's current and the feedback winding's current. | 2013-01-17 |
20130015777 | METHOD FOR FEEDING LIGHT SOURCES AND RELATED DEVICEAANM De Anna; PaoloAACI Valla di Riese Pio X (Treviso)AACO ITAAGP De Anna; Paolo Valla di Riese Pio X (Treviso) ITAANM D'Inca; IlanAACI Feltre (Belluno)AACO ITAAGP D'Inca; Ilan Feltre (Belluno) IT - In various embodiments, a method for powering light sources from a input power supply through a converter circuit is provided including a primary side and a secondary side separated by a galvanic barrier, wherein the primary side includes a power factor control block with an output capacitor. The method may include providing save circuitry on said secondary side for saving operational data of the converter upon failure of said input power supply; and powering said save circuitry during saving said operational data with energy derived from said output capacitor of said power factor control block. | 2013-01-17 |
20130015778 | TRIODE-TYPE FIELD EMISSION DEVICE AND METHOD OF MANUFACTURING THE SAMEAANM LI; Yuan-YaoAACI Min-HsiungAACO TWAAGP LI; Yuan-Yao Min-Hsiung TWAANM Youh; Meng-JeyAACI New Taipei CityAACO TWAAGP Youh; Meng-Jey New Taipei City TWAANM Tseng; Chun-LungAACI Alian ShiangAACO TWAAGP Tseng; Chun-Lung Alian Shiang TWAANM Wu; Hung-ChihAACI New Taipei CityAACO TWAAGP Wu; Hung-Chih New Taipei City TWAANM Juan; Yen-MingAACO USAAGP Juan; Yen-Ming USAANM Lin; Wang-HuaAACO USAAGP Lin; Wang-Hua US - A triode-type field emission device and method of manufacturing the same, suitable for use in screen print process of curved or planar substrate, comprising the following steps: firstly, form a cathode and a gate on a cathode substrate at the same time by means of screen printing, and a gap is located between gate and cathode, to avoid short circuit or interference; next, form a hedgehog-shape field emission layer on at least said cathode; then, form a transparent conductive layer and a light emitting layer sequentially on an anode substrate; and finally, dispose cathode substrate and anode substrate in parallel and spaced apart, and package them into a triode-type field emission device. Bias of cathode and gate can be controlled to achieve local adjustment of light. Also, gate may serve as an emitter, to increase field emission efficiency and its service life. | 2013-01-17 |
20130015779 | HIGH INTENSITY DISCHARGE BALLAST CONFIGURED TO ACCOMMODATE WIDE RANGE OF INPUT AND OUTPUT CHARACTERISTICSAANM Srimuang; PaulAACI San DiegoAAST CAAACO USAAGP Srimuang; Paul San Diego CA USAANM DeKalb; Shawn W.AACI San DiegoAAST CAAACO USAAGP DeKalb; Shawn W. San Diego CA US - A ballast includes a power supply subsystem, a power factor correction circuit, a control subsystem and a half bridge. The power supply subsystem can receive an input line voltage that is within a range of approximately 310-530 volts AC or other suitable ranges. Further, the power supply subsystem can provide a rectified DC output. The power factor correction circuit receives the rectified DC output. The power factor correction circuit can include a boost converter and a buck converter that produce a selected stable bus voltage that is less than approximately 700 volts DC. The control subsystem outputs control signals based on a digital input. The half bridge receives the bus voltage and the output control signals. Additionally, the half bridge outputs a high frequency signal to a lamp. The control subsystem can include a microcontroller and a ballast controller. Further, the ballast controller can include a software module that receives the digital input and provides first input control signals to the microcontroller. | 2013-01-17 |
20130015780 | PWM DIMMING CIRCUITAANM Gao; XinmingAACI ShenzhenAACO CNAAGP Gao; Xinming Shenzhen CN - A pulse width modulation (PWM) dimming circuit comprises a switch unit, a current generation unit, a mirror current source, a multi-path output unit, a plurality of current balance units and a plurality of LED lamp strings. The switch unit receives a PWM signal which controls the switch on or off. The current generation unit is connected with the switch unit and generates a current of a predetermined magnitude when the switch unit is on. The mirror current source is connected with the current generation unit and receives the current to generate a mirror current. The multi-path output unit is connected with the mirror current source and receives and output the mirror current in multiple paths. The current balance units are connected between the multi-path output unit and the LED lamp strings respectively. The PWM dimming circuit decreases both the difficulty and the manufacturing cost and is easy to operate. | 2013-01-17 |
20130015781 | LED DRIVING DEVICE, ILLUMINATOR, AND LIQUID CRYSTAL DISPLAY DEVICEAANM Kanemitsu; RyosukeAACI KyotoAACO JPAAGP Kanemitsu; Ryosuke Kyoto JPAANM Nakayama; MasaakiAACI KyotoAACO JPAAGP Nakayama; Masaaki Kyoto JP - The present invention provides a light emitting diode (LED) driving device, which comprises: a direct current/direct current (DC/DC) controller, for controlling an output segment that is used to generate an output voltage from an input voltage and supply the output voltage to an LED; an output current driver, for generating an output current of the LED; and an output discharging circuit, for performing, based on a predetermined control signal, discharging of the output voltage when a generation action of the output voltage and the output current stops. | 2013-01-17 |
20130015782 | Battery Powered Decorative Light with TimerAANM Weiser; MargaretAACI ChatsworthAAST CAAACO USAAGP Weiser; Margaret Chatsworth CA US - A decorative light in the form of a candelabrum, chandelier, or sphere, the candelabrum and chandelier having a plurality of artificial flower blossoms, each with an LED. A control circuit is electronically connected to each LED and has electronic circuitry to cause each LED to illuminate at a preselected time each day, remain illuminated for a predetermined interval, and then extinguish. | 2013-01-17 |
20130015783 | METHOD AND SYSTEM FOR ELECTRIC-POWER DISTRIBUTION - The current application is directed to control of lighting systems at individual-light-fixture, local, regional, and larger-geographical-area levels that also distribute electrical power to consumers. One implementation comprises a hierarchical lighting-control system including an automated network-control center that may control up to many millions of individual lighting fixtures and lighting elements, regional routers interconnected to the network-control center or network-control centers by public communications networks, each of which controls hundreds to thousands of individual light fixtures, and light-management units, interconnected to regional routers by radio-frequency communications and/or power-line communications, each of which controls components within a lighting fixture, including lighting elements, LED-luminaire drivers, sensors, and other devices. | 2013-01-17 |
20130015784 | ILLUMINATION LIGHT COMMUNICATION DEVICE, AND ILLUMINATION APPARATUS AND SYSTEM INCLUDING SAMEAANM KAMADA; MasaoAACI OsakaAACO JPAAGP KAMADA; Masao Osaka JPAANM SHIOHAMA; EijiAACI OsakaAACO JPAAGP SHIOHAMA; Eiji Osaka JPAANM NISHINO; HiroyukiAACI OsakaAACO JPAAGP NISHINO; Hiroyuki Osaka JPAANM MAEHARA; MinoruAACI OsakaAACO JPAAGP MAEHARA; Minoru Osaka JPAANM HASITANI; YosiakiAACI OsakaAACO JPAAGP HASITANI; Yosiaki Osaka JPAANM KONDO; YosukeAACI OsakaAACO JPAAGP KONDO; Yosuke Osaka JP - An illumination light communication device includes a light source unit including light emitting elements; a power supply unit controlling a load current flowing through the light source unit to be maintained at a constant; a switch element connected in series to the light source unit; and a control unit configured to control on/off of the switch element to modulate a light intensity of illumination light from the light source unit such that a binary communication signal is superimposed on the illumination light. The control unit has a switching circuit to open/close a path between the light source unit and the power supply unit, controls on/off of the switching circuit based on a dimming signal to perform a dimming control on the light source unit by a PWM control, and allows the communication signal to be superimposed on the illumination light in synchronization with an ON time of the switching circuit. | 2013-01-17 |
20130015785 | ILLUMINATION LIGHT COMMUNICATION DEVICE, AND ILLUMINATION APPARATUS AND SYSTEM INCLUDING SAMEAANM KAMADA; MasaoAACI OsakaAACO JPAAGP KAMADA; Masao Osaka JPAANM SHIOHAMA; EijiAACI OsakaAACO JPAAGP SHIOHAMA; Eiji Osaka JPAANM NISHINO; HiroyukiAACI OsakaAACO JPAAGP NISHINO; Hiroyuki Osaka JPAANM MAEHARA; MinoruAACI OsakaAACO JPAAGP MAEHARA; Minoru Osaka JPAANM HASITANI; YosiakiAACI OsakaAACO JPAAGP HASITANI; Yosiaki Osaka JPAANM KONDO; YosukeAACI OsakaAACO JPAAGP KONDO; Yosuke Osaka JP - An illumination light communication device includes a power supply unit controlling a load current in a light source unit to be maintained constant based on a dimming signal; an impedance unit series connected to the light source unit; a switch element parallel connected to the impedance unit to connect/disconnect the impedance unit with the light source unit; and a control unit controlling on/off of the switch element to modulate a light intensity of the light source unit such that a binary communication signal is superimposed on illumination light therefrom. The control unit controls the impedance of the impedance unit such that a difference between magnitudes of the load currents respectively when the pulse of the communication signal is superimposed and is not superimposed is maintained constant regardless of a dimming rate of the dimming signal in a range of a dimming rate equal to or greater than a predetermined level. | 2013-01-17 |
20130015786 | SWITCHING POWER SUPPLY CIRCUITAANM Sakae; NorioAACI ShigaAACO JPAAGP Sakae; Norio Shiga JPAANM Yabuki; ToshioAACI ShigaAACO JPAAGP Yabuki; Toshio Shiga JPAANM Ohshita; KazuhiroAACI ShigaAACO JPAAGP Ohshita; Kazuhiro Shiga JP - A reactor, a diode, and a switching element connected to a path constitute a booster circuit, and another reactor, another diode, and another switching element connected to another path constitute another booster circuit. The booster circuits also function as a power factor correction circuit for correcting a power factor of the input side. Swing chokes are adopted as the reactors. | 2013-01-17 |
20130015787 | METHOD FOR HOT CONNECTING A MOTOR TO A VARIABLE SPEED DRIVEAANM DEVOS; ThomasAACI Carrieres sous PoissyAACO FRAAGP DEVOS; Thomas Carrieres sous Poissy FRAANM MALRAIT; FrancoisAACI Jouy sur EureAACO FRAAGP MALRAIT; Francois Jouy sur Eure FR - A method for connecting a second motor to a variable speed drive in parallel with at least one existing motor under load and controlled by the variable speed drive is provided. The method disconnects the existing motor from the variable speed drive and a state estimator calculates transient state of the existing motor including at least the speed of the existing motor based on a previously established load model. The method then connects the second motor to the variable speed drive and the second motor is operated using a suitable directive until the actual state of the second motor attains the calculated transient state of the existing motor at a given time. Upon attaining the calculated transient state, the existing motor is reconnected to the variable speed drive such that no current spike is generated in the aforementioned process. | 2013-01-17 |
20130015788 | ADAPTIVE DRIVE SYSTEM USING CURRENT VALUES FOR A PERSONAL CARE APPLIANCE - An adaptive system for a personal care appliance, such as a power toothbrush, having a workpiece which is driven through an amplitude of motion by a drive mechanism which includes a stator member includes a circuit ( | 2013-01-17 |
20130015789 | ELECTRIC TOOLAANM Miyazaki; HiroshiAACI ShigaAACO JPAAGP Miyazaki; Hiroshi Shiga JPAANM Shimizu; HidenoriAACI ShigaAACO JPAAGP Shimizu; Hidenori Shiga JPAANM Kawai; AkiraAACI ShigaAACO JPAAGP Kawai; Akira Shiga JPAANM Okada; MasaakiAACI ShigaAACO JPAAGP Okada; Masaaki Shiga JP - An electric tool comprises a removable battery pack | 2013-01-17 |
20130015790 | METHOD OF CONTROL IMPLEMENTED IN A VARIABLE SPEED DRIVE FOR CONTROLLING THE DECELERATION OF AN ELECTRIC MOTOR IN THE CASE OF POWER OUTAGEAANM KERMARREC; LudovicAACI EvreuxAACO FRAAGP KERMARREC; Ludovic Evreux FRAANM MALRAIT; FrancoisAACI Jouy sur EureAACO FRAAGP MALRAIT; Francois Jouy sur Eure FR - The invention relates to a method of control implemented in a variable speed drive for controlling the deceleration of an electric motor (M) in the case of electrical power outage. The method of control comprises:
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20130015791 | REGENERATION CONTROL DEVICE OF ELECTRICALLY POWERED VEHICLEAANM HATSUMI; NorihikoAACI Anjo-shiAACO JPAAGP HATSUMI; Norihiko Anjo-shi JPAANM Sano; YoshiakiAACI Okazaki-shiAACO JPAAGP Sano; Yoshiaki Okazaki-shi JPAANM Matsumi; ToshiyukiAACI Nagoya-shiuAACO JPAAGP Matsumi; Toshiyuki Nagoya-shiu JPAANM Sugimoto; TakanoriAACI Tsushima-shiAACO JPAAGP Sugimoto; Takanori Tsushima-shi JPAANM Miyamoto; HiroakiAACI Okazaki-shiAACO JPAAGP Miyamoto; Hiroaki Okazaki-shi JPAANM Hatsuda; YasuyukiAACI Okazaki-shiAACO JPAAGP Hatsuda; Yasuyuki Okazaki-shi JPAANM Hashizaka; AkiraAACI Okazaki-shiAACO JPAAGP Hashizaka; Akira Okazaki-shi JPAANM Watanabe; MasanoriAACI Okazaki-shiAACO JPAAGP Watanabe; Masanori Okazaki-shi JPAANM Ohta; NobuakiAACI Okazaki-shiAACO JPAAGP Ohta; Nobuaki Okazaki-shi JP - A regeneration control device of an electrically powered vehicle includes a motor generator which performs electric power regeneration by braking a driving wheel of the electrically powered vehicle, and a battery to which electric power regenerated by the motor generator is supplied. Monitoring means includes at least one of charging rate detection means configured to detect a charging rate of the battery and voltage value detection means configured to detect a voltage value of the battery. Control means controls the electric power regeneration of the motor generator according to at least one of the charging rate and the voltage value of the battery detected by the monitoring means. The control means is configured to decrease regenerative electric current of the motor generator as at least one of the charging rate and the voltage value is increased. | 2013-01-17 |
20130015792 | MOTOR DRIVING CIRCUIT AND MOTOR DEVICEAANM Sekihara; ToshikazuAACI Kawasaki-shiAACO JPAAGP Sekihara; Toshikazu Kawasaki-shi JP - A motor driving circuit has a driving controlling signal generating circuit that controls a driver with a driving controlling signal, the driver supplying a driving voltage that drives the motor to the motor. The motor driving circuit has a mode selecting circuit that detects a power supply voltage supplied from a power supply to the driver, outputs a normal operation mode signal indicative of a normal operation to the driving controlling signal generating circuit if the power supply voltage is equal to or higher than a preset first threshold, and outputs a test operation mode signal indicative of a test operation to the driving controlling signal generating circuit if the power supply voltage is lower than the first threshold. | 2013-01-17 |
20130015793 | METHOD AND APPARATUS FOR SPACE VECTOR PULSE WIDTH MODULATION OF A THREE-PHASE CURRENT CONSTRUCTION WITH SINGLE DC-LINK SHUNTAANM Qin; LingAACI HoustonAAST TXAACO USAAGP Qin; Ling Houston TX USAANM Akin; BilalAACI StaffordAAST TXAACO USAAGP Akin; Bilal Stafford TX US - A method for driving a motor having a plurality of phases is provided. Initially, first, second, and third intervals for a pulse width modulation (PWM) period from first and second voltage commands are generated. The first and second voltage commands correspond to a voltage vector for the motor, and the voltage vector has an associated sector. A conversion formula is then determined for the first, second, third intervals based on the associated sector for the voltage vector. Using the conversion formula and the first, second, and third intervals, fourth, fifth, and sixth intervals are generated, and a set of PWM signals for the PWM period is generated from the fourth, fifth, and sixth intervals. The motor is then driven with the second set of PWM signals, and a current traversing the plurality of phases with a single shunt is measured. | 2013-01-17 |
20130015794 | CLOSED LOOP STARTUP CONTROL FOR A SENSORLESS, BRUSHLESS DC MOTORAANM Wang; XiaoyanAACI PlanoAAST TXAACO USAAGP Wang; Xiaoyan Plano TX USAANM Deshpande; YateendraAACI BryanAAST TXAACO USAAGP Deshpande; Yateendra Bryan TX US - A method for driving a brushless direct current (DC) motor is provided. The brushless DC motor has a first phase that is coupled between a first terminal and a common node, a second phase that is coupled between a second terminal and the common node, and a third phase that is coupled between a third terminal and the common node. The first and second phases are coupled to a first supply rail and a second supply rail, respectively, such that the brushless DC motor is in a first commutation state. The first phase is then decoupled from the first supply rail so as to allow first terminal to float during a window period. A first voltage difference between the first terminal and the second terminal is compared to a second voltage difference between the third terminal and the second terminal during the window period, and the brushless DC motor is commuted to a second commutation state if the first voltage difference is approximately equal to the second voltage difference. | 2013-01-17 |
20130015795 | Motor Driving Apparatus Having Adjustable Slope of Motor SpeedAANM LEE; Teng-HuiAACI New Taipei CityAACO TWAAGP LEE; Teng-Hui New Taipei City TWAANM Yu; Kuo-YungAACI New Taipei CityAACO TWAAGP Yu; Kuo-Yung New Taipei City TW - A pulse width modulation (PWM) module is configured to adjust the input PWM control signal and the motor can be implemented in different rotation speed to enhance the flexibility of the implementation of the motor when the PWM control signals are the same. In addition, the PWM modulation block in the present invention includes a PWM direction control circuit, a PWM vector transfer circuit and a PWM signal generation circuit. Apparently, the PWM modulation block of the present invention is connected to a PWM control signal inputted by an external system and an external adjustment apparatus; by setting up the adjustment apparatus, the vector and the modulation direction of the PWM control signal can be adjusted, and the duty cycle of the PWM control signal can also be adjusted. | 2013-01-17 |
20130015796 | CONVERTER FOR AN ELECTRICAL MACHINE, CONTROLLER AND METHOD FOR OPERATING A CONVERTER - A converter for an electrical machine having a plurality of phase lines for connecting the electrical machine. For each phase line the converter has a half-bridge with a first first semiconductor switch is configured to electrically connect at least one of the phase lines intermittently to a first supply line of the converter, and a second semiconductor switch configured to electrically connect the phase line intermittently to a second supply line of the converter. The converter is configured for operation in a first energy recovery limiting mode in which at least two of the first semiconductor switches are at least intermittently on simultaneously. | 2013-01-17 |
20130015797 | ELECTRONIC CONTROL UNIT FOR VEHICLE AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICEAANM ITOU; AkitoAACI Kariya-cityAACO JPAAGP ITOU; Akito Kariya-city JP - A semiconductor integrated circuit device for an electronic control unit includes a drive circuit, a prohibition circuit and a pulse monitor circuit. The drive circuit drives an in-vehicle load according to a driving signal outputted from a microcomputer. The pulse monitor circuit monitors a pulse signal outputted from the microcomputer when the microcomputer is in a normal state. The pulse monitor circuit resets the microcomputer and instructs the prohibition circuit to prohibit the drive circuit from driving the in-vehicle load when it is determined that the microcomputer is in an abnormal state. Further, the pulse monitor circuit instructs the prohibition circuit to permit the drive circuit to drive the in-vehicle load when it is determined that the microcomputer is in the normal state after resetting of the microcomputer. | 2013-01-17 |
20130015798 | REDUCED ELETROMAGNETIC INTERFERENCE FOR PULSE-WIDTH MODULATION - A method and apparatus to drive a load using a pulse-width modulated (PWM) signal and spread a spectrum of the PWM signal across a plurality of frequencies while maintaining a constant duty cycle for the load. | 2013-01-17 |
20130015799 | Power ConverterAANM Ayano; HidekiAACI HachiojiAACO JPAAGP Ayano; Hideki Hachioji JPAANM Ishikawa; KatsumiAACI HitachinakaAACO JPAAGP Ishikawa; Katsumi Hitachinaka JPAANM Ogawa; KazutoshiAACI HitachiAACO JPAAGP Ogawa; Kazutoshi Hitachi JPAANM Kominami; TsutomuAACI HitachinakaAACO JPAAGP Kominami; Tsutomu Hitachinaka JPAANM Kunihiro; MamiAACI HitachiAACO JPAAGP Kunihiro; Mami Hitachi JP - The present invention provides a power converter which, while ensuring safety, implements control for the flow of a constant current in a specified switching element, more accurately determines the lifetime of a switching element, and reduces the number of temperature detectors. The power converter is provided with a mechanism which causes a brake device to operate or which confirms that a brake mechanism is operating. The power converter supplies current to the d-axis and the q-axis of a rotational coordinate system, within the range of the braking torque of the brake mechanism, and passes the desired current to the desired element. Furthermore, temperature detectors are attached only in chips in sections where a crack readily develops in the upper solder layer or peeling is readily generated in the wire bonding, and in chips where a crack readily develops in the lower solder layer. An accurate lifetime evaluation of a semiconductor module is therefore possible even with a smaller number of temperature detectors. | 2013-01-17 |
20130015800 | SYSTEM FOR USE IN CONTROLLING MOTOR TORQUE AND METHOD OF ASSEMBLING SAMEAANM Ramamurthy; Shyam SunderAACI LouisvilleAAST KYAACO USAAGP Ramamurthy; Shyam Sunder Louisville KY USAANM Whalen, JR.; Richard FrancisAACI ProspectAAST KYAACO USAAGP Whalen, JR.; Richard Francis Prospect KY USAANM Thomas; Cecilia MariaAACI ShepherdsvilleAAST KYAACO USAAGP Thomas; Cecilia Maria Shepherdsville KY USAANM Booth; Alistair JosephAACI Fort MillAAST SCAACO USAAGP Booth; Alistair Joseph Fort Mill SC US - A method of assembling an electric drive system includes providing a power conversion assembly and coupling an electric power source and a motor to the power conversion assembly. The method also includes coupling a computing device that includes a processor and a memory device operatively coupled to the processor to the power conversion assembly. The method further includes configuring the computing device to record at least one measurement related to a speed of the motor. The method also includes configuring the computing device to calculate a power output limit of the power conversion assembly and limit the power output of the power conversion assembly by limiting torque induced by the motor as a function of the speed of the motor. | 2013-01-17 |
20130015801 | Methods and Devices for Fan Control of an Electronic Device Based on Loudness Data - Disclosed are methods and devices for controlling the state of a fan of an electronic device during audio output based in whole or in part on loudness data of a digital audio file. An audio data file is sampled so that loudness data is determined from the sample audio data. The loudness data may indicate at least one portion of the audio data file that has a predetermined loudness level. For example, when the loudness data indicates that the audio output is low, the fan can be deactivated or slowed. In this way the noise of the fan does not impair the user's audio experience. Alternatively, when the loudness data indicates that the audio output is high, the fan can be activated or its speed may be increased. The predetermined loudness level of the audio output may have a value that is sufficiently high to mask fan noise. | 2013-01-17 |
20130015802 | METHOD FOR DISCHARGING CHARGES REMAINING IN CAPACITOR IN DRIVE APPARATUSAANM HIROSE; SatoshiAACI Miyoshi-shiAACO JPAAGP HIROSE; Satoshi Miyoshi-shi JP - A PCU drives a motor generator using electric power from a power storage device. The PCU includes a power conversion device, a capacitor and a control unit. When detecting a crash, the control unit drives the power conversion device and discharges charges remaining in the capacitor. Each of a plurality of reverse conducting-type semiconductor elements included in the power conversion device is integrally formed of a first semiconductor element operating as a switching element and a second semiconductor element operating as a free wheeling diode. In response to detection of the crash of a vehicle, the control unit changes a voltage applied to a gate terminal of the first semiconductor element and increases an electric power loss during a current-circulating operation by the second semiconductor element. As a result, the remaining charges stored in the capacitor in the drive apparatus is discharged as soon as possible. | 2013-01-17 |
20130015803 | METHODS, SYSTEMS AND APPARATUS FOR REDUCING POWER LOSS IN AN ELECTRIC MOTOR DRIVE SYSTEMAANM ARNETT; MICHAELAACI WIXOMAAST MIAACO USAAGP ARNETT; MICHAEL WIXOM MI USAANM SCHULZ; STEVEN E.AACI TORRANCEAAST CAAACO USAAGP SCHULZ; STEVEN E. TORRANCE CA USAANM BAE; BON HOAACI TORRANCEAAST CAAACO USAAGP BAE; BON HO TORRANCE CA USAANM HITI; SILVAAACI REDONDO BEACHAAST CAAACO USAAGP HITI; SILVA REDONDO BEACH CA USAANM LI; RONGHUIAACI TORRANCEAAST CAAACO USAAGP LI; RONGHUI TORRANCE CA US - Methods, system and apparatus are provided for reducing power loss in an electric motor drive system that includes an electric machine and an inverter module. A controller determines whether a torque command (T | 2013-01-17 |
20130015804 | IMAGE FORMING APPARATUS, MOTOR CONTROLLING APPARATUS, METHOD FOR CONTROLLING MOTORAANM KIM; Gun-hoAACI SeoulAACO KRAAGP KIM; Gun-ho Seoul KRAANM Lee; Duk-youngAACI Suwon-siAACO KRAAGP Lee; Duk-young Suwon-si KR - An image forming apparatus includes an engine unit which is used to perform an image forming job; a controller which controls an operation of the engine unit; a step motor which operates the engine unit; a storage unit which stores an acceleration table including pulse per second (PPS) information of each of driving speeds of the step motor; and a driving controller which generates a driving signal of the step motor according to a control command of the step motor which is received from the controller. The driving controller generates the driving signal by using PPS information corresponding to a speed change section of the acceleration table corresponding to the control command. | 2013-01-17 |
20130015805 | ENERGY STORAGE ELEMENT LINK AND MONITOR - The invention provides an energy storage system having storage elements linked for collective charging and discharging. Monitoring circuitry is provided for monitoring each of the storage elements independently. Preferably, the system includes control circuitry configured for controlling the linking of individual storage elements in order to enhance system performance. In preferred embodiments, the system also includes storage elements in an arrangement whereby they may be selectably linked and delinked, in series, parallel, or in one or more series/parallel combination. | 2013-01-17 |
20130015806 | Tamper-Resistant Network-Attached Energy System with Access Control - Described herein are a system and method to provide energy to consumers using a prepaid usage model so as to protect the ability to recoup start-up and recurrent costs while simultaneously offering lower-income individuals the ability to access the energy on-demand. The system and method allow verification with an account server of a user's prepaid usage balance so an energy provider need not extend credit to the user or bill a user after energy usage. The system is portable and versatile in that it can be adapted to different energy sources including renewable energy sources such as wind, water, and/or solar sources. Anti-tampering features reduce the likelihood that the energy system will be disassembled with the components appropriated for repurposing. | 2013-01-17 |