14th week of 2015 patent applcation highlights part 18 |
Patent application number | Title | Published |
20150091406 | PERMANENT MAGNET MOTOR - A permanent magnet motor includes a P-pole-implanted permanent magnet rotator containing a ferrite magnet in a laminated silicon steel sheet, wherein, at one pole, a U-shaped permanent magnet comprising three parts, and, at the outer periphery of the U-shaped magnet, one outer-periphery permanent magnet disposed longitudinally in the peripheral direction are provided to generate permanent magnet torque. At one pole, the permanent magnet rotator generates reluctance torque using two salient poles formed between the U-shaped permanent magnet and the outer-periphery permanent magnet. One central salient pole is formed between the adjacent poles. A stator comprises an M-phase stator winding that is a distributed winding, and a stator core having Ns slots. The ratio of Ns/P/M is a common fraction. When the width of the center salient pole is set to τcp and the slot pitch of the stator core is set to τs, τcp is smaller than τs. | 2015-04-02 |
20150091407 | EMBEDDED PERMANENT MAGNET ROTARY ELECTRIC MACHINE - Permanent magnets that constitute the single magnetic poles are constituted by n permanent magnet segments, the n permanent magnet segments being configured such that shapes and directions of orientation thereof have mirror symmetry relative to a plane that passes through a magnetic pole center and that includes a central axis of the rotor core, and being oriented such that a permanent magnet segment that is further away from the magnetic pole center in a circumferential direction has a smaller angle of orientation, and the permanent magnet segment that is positioned further away from the magnetic pole center in the circumferential direction being produced so as to have an approximately fan-shaped cross-sectional shape in which a radial width is wider than a circumferential width. | 2015-04-02 |
20150091408 | STATOR STRUCTURE FOR ROTARY ELECTRIC MACHINE - In a stator constituting a rotary electric machine, a U-shaped first and second divided conductors are disposed at slots. The pitch of a pair of straight parts of the first divided conductor is set larger than that of a pair of straight parts of the second divided conductor. The second divided conductor is disposed on the inner side of the first divided conductor, more specifically, on the stator core side. | 2015-04-02 |
20150091409 | ARMATURE, ARMATURE MANUFACTURING METHOD, AND ROTATING ELECTRICAL DEVICE - An armature comprising plural core configuration members; plural insulators integrated with the core configuration members and a coupling portion that couples the pair of insulation portions; and plural coil wires that each includes a pair of wound portions wound onto the respective core configuration members, and a crossing wire that connects together the pair of wound portions; wherein plural armature configuration units are configured independently by integrating a pair of the core configuration members with each of the insulators and winding the coil wire onto the pair of core configuration members; plural armature configuration sections are configured by combining two armature configuration units adjacent in the circumferential direction; and in each of the armature configuration sections, the coupling portion and the crossing wire of one armature configuration units are arranged side by side with the coupling portion and the crossing wire of the other armature configuration units along a direction orthogonal to an axial direction of the armature configuration section. | 2015-04-02 |
20150091410 | AXIAL FLUX ELECTRICAL MACHINES AND METHODS OF MANUFACTURING THE SAME. - An axial flux electric machine comprises a rotor assembly configured to rotate about an axis of rotation. A stator core is coupled to the rotor assembly. The stator core comprises a stator core base and a plurality of circumferentially-spaced stator teeth extending from the base in a direction parallel to the axis. Each stator tooth of the plurality of stator teeth comprises a top surface, a pair of opposing circumferential sides, and a chamfered portion defined at an intersection of the top surface and each of the pair of opposing sides. The chamfered portion facilitates reducing an amount of torque ripple produced by the axial flux electric motor. | 2015-04-02 |
20150091411 | METHOD OF MANUFACTURING A DEVICE WITH A CAVITY - A micro-device includes a substrate with a cavity. The cavity is covered with a porous layer that is permeable to vapor hydrofluoric acid (HF) etchant. The micro-device comprises a Microelectromechanical Systems (MEMS) device with a component that is moveable in operational use of the MEMS device. The component is arranged within the cavity. | 2015-04-02 |
20150091412 | MECHANICAL RESONATING STRUCTURES INCLUDING A TEMPERATURE COMPENSATION STRUCTURE - Mechanical resonating structures are described, as well as related devices and methods. The mechanical resonating structures may have a compensating structure for compensating temperature variations. | 2015-04-02 |
20150091413 | FLEXIBLE DISPLAY DEVICE - A flexible display device includes a display panel having pliability and a dielectric elastomer unit on the display panel. The dielectric elastomer unit is reversibly deformable by an applied voltage to provide stiffness to the display panel. | 2015-04-02 |
20150091414 | PIEZOELECTRIC DEVICE AND AN APPARATUS - A piezoelectric device comprises at least one element comprising at least one sheet of piezoelectric material. The element is mounted on a circuit board comprising at least one conductive layer having at least one opening. The element is located on the opening and supported by edges of the opening in such a manner that the opening extends laterally beyond the area of the sheet of piezoelectric material. The element is sandwiched between an overlay and the circuit board in such a manner that vibrations of the sheet of piezoelectric material are sufficient to cause vibration of the overlay. | 2015-04-02 |
20150091415 | AUTONOMOUS INTRACORPOREAL CAPSULE WITH ENERGY HARVESTING BY PIEZOELECTRIC TRANSDUCER - An autonomous intracorporeal capsule comprises a body containing electronic circuits and an energy harvesting module. The energy harvesting module comprises a moveable surface on the body of the capsule, subjected to pressure variations and to produce a mechanical stress under the effect of the pressure variations, and a transducer comprising a deformable piezoelectric component configured as a beam adapted to be forced to bend. The piezoelectric component has a recessed end integral with the capsule and a free end. A mechanical connection couples the free end of the piezoelectric component to the actuator. The mechanical connection may provide a degree of freedom in rotation between a main direction of the beam and the direction of application of the mechanical stress. | 2015-04-02 |
20150091416 | Composite Substrate, Piezoelectric Device, and Method for Manufacturing Composite Substrate - A composite substrate | 2015-04-02 |
20150091417 | PIEZOELECTRIC CERAMICS, PIEZOELECTRIC CERAMIC COMPOSITIONS, AND PIEZOELECTRIC ELEMENTS - A piezoelectric ceramic contains as a main component an oxide which is represented by the general formula: sA1B1O | 2015-04-02 |
20150091418 | Electronic Device Housing and Method of Assembly - A housing for an electronic device is described. The housing has a front housing and a rear housing attached to the front housing. The rear housing has a first opening over a non-removable battery and at least one antenna integrated into an outside surface of the rear housing. The front housing and the rear housing define an enclosure containing the non-removable battery. The housing includes a battery cover attached to the rear housing at the first opening. The housing also includes a removable rear cover attached to the rear housing. The rear cover conceals the battery cover and provides structural support to the rear housing. | 2015-04-02 |
20150091419 | HOUSING FOR ELECTRICAL DEVICES - A housing for electrical devices is composed of four sheet metal parts, namely a base part, two side parts and a lid. The base part is bent in a U-shape and has a rectangular bottom plate with two opposing connecting edges. Each of the side parts has a lower connecting edge and can be placed laterally against the base part. The lid has a connecting edge and an opposing edge that is folded over. Connecting links and mounting tabs offset inwardly in a Z-shape are arranged on the connecting edges. The mounting tabs engage partially in cutouts of the connecting links, thus forming a hinge-like positive connection of two adjacent housing parts. | 2015-04-02 |
20150091420 | STACKABLE COMPUTER HOUSING ASSEMBLY - A stackable computer housing assembly includes at least two computer housings. Each of the computer housing has a frame body, two first sliding rails and two second sliding rails. The frame body has a top portion and a bottom portion. The two first sliding rails are assembled at the top portion of the frame body, and the two second sliding rails are assembled at the bottom portion of the frame body. Two of the computer housings slidably engage each other through the two first sliding rails and the two second sliding rails, such that the two computer housings are stackingly coupled. The first sliding rail, the second sliding rail and the frame body are independent pieces. The first sliding rail and the second sliding rail fixed to the frame body by assembly, to facilitate application on different computer housings, have preferred compatibility and reduced production cost. | 2015-04-02 |
20150091421 | DEVICE FOR ACCOMMODATING OBJECTS AND TRANSPORTATION MEANS COMPRISING SUCH A DEVICE | 2015-04-02 |
20150091422 | Mobile Personal Protection Equipment Station - A mobile personal protection equipment station includes a housing having a plurality of drawer compartments formed therein. The housing has a plurality of wheels disposed on the bottom thereof such that the housing readily moved by rolling on those wheels. A first drawer fits into a first one of the drawer compartments. This first drawer has at least one glove-dispensing slot formed through a front panel thereof and can include one or more vertical panels disposed therein to thereby form one or more compartments for conformally receiving a box of gloves to be dispensed. A second drawer has at least one mask-dispensing slot formed through a front panel thereof and may also include one or more vertical panels to thereby one or more compartments for conformally receiving a box of masks to be dispensed. A third drawer has at least one gown-dispensing slot formed through a front panel thereof. | 2015-04-02 |
20150091423 | CARRYING DEVICE AND SELF-LOCKING STRUCTURE THEREOF - A carrying device and a self-lock structure thereof are provided, which are adapted for a server to bear a human-computer interface device. The carrying device includes a carrying-component and a receiving cage. The self-lock structure consists of a cantilever fixed on the carrying component and an interference portion formed on the receiving cage. A structural interference is generated between a protruding portion formed on the cantilever and a lock slot formed in the interference portion while the carrying-component being inserted to the receiving cage. The cantilever may generate a corresponding elastic force to serve as power resource for self-locking, thereby the functions of self-locking and overload protection are achieved. | 2015-04-02 |
20150091424 | PRESSURE RELEASE SLIDE LATCH MECHANISM - A pressure release slide latch mechanism for a drawer slide assembly comprises an outer slide, an intermediate slide mounted in the outer slide, and an inner slide mounted in the intermediate slide, a channel plate having a track portion and a guide block attached to the outer slide and a carriage slidingly engaged and biased along the track portion. A pin of a follower pivotally attached to the inner slide engages the guide block to releasably maintain the drawer slide assembly in a closed position and releases upon an inward force applied to the drawer slide assembly. | 2015-04-02 |
20150091425 | DUAL HEIGHT WORKSTATION CONFIGURATION - A work surface arrangement comprising a support structure extending upward from a base end, a first work surface forming member supported by the support structure at a first vertical height, a second work surface forming member supported by the support structure at a second vertical height and extending to a first side of the support structure where the second vertical height is lower than the first vertical height, the second member including an undersurface, a first cover supported by the support structure and extending downward below the first member to a lower edge below the second vertical height, a second cover supported by the support structure and extending downward from a height proximate the undersurface of the second member and spaced from the first cover to bound a cavity, at least one horizontal channel supported by the support structure between the first and second work surface forming members to face the first side. | 2015-04-02 |
20150091426 | CONNECTION TRAY UNIT FOR PORTABLE TERMINAL - In a CD player, a connection tray is mounted in a cabinet in a shiftable manner among a retracted position, a first projected position, and a second projected position. The connection tray has an upper tray and a lower tray. The upper tray has a first connector, a second connector, and a stopper. The lower tray has an unlock button, a movable plate, and a lock plate. A lock bracket is formed with a lock depression into which a lock boss is inserted to lock the connection tray in the first projected position, in shifting the connection tray forward from the retracted position. In a front surface of the lock bracket, a lock projection is formed. The lock projection receives the lock boss to lock the connection tray in the second projected position. | 2015-04-02 |
20150091427 | EJECTION DEVICE FOR A MOVABLE FURNITURE PART - A lockable ejection device for a movable furniture part includes an ejection element acting on the movable furniture part in an opening direction, a housing and a locking element arranged in or on the housing, by which locking element, at least in the closing direction of the movable furniture part the path of the ejection element in the opening direction can be blocked. Both when excess pressure is applied to the movable furniture part from a closed position in the closing direction and when the movable furniture part is pulled from the closed position in the opening direction, the ejection element can be released by the locking element. Both when excess pressure is applied to the movable furniture part and when the movable furniture part is being pulled, the ejection element can be unlocked by a movement of the locking element relative to the housing. | 2015-04-02 |
20150091428 | Drawer Slide - In some example implementations, there is provided a drawer slide assembly. The drawer slide assembly may including an elongate member including a first slot extending through an upper region and a second slot. The drawer slide assembly may further include a first end cap coupled to the first end region of the elongate member, wherein the first end cap has a first projection that extends at least in part through the first opening; and a second end cap coupled to the second end region of the elongate member, wherein the second end cap has a second projection that extends at least in part through the second opening. | 2015-04-02 |
20150091429 | Drawer Glide - A drawer glide having, among other things, a cabinet rail that includes a glide member and a wheel housing. The drawer glide further includes a drawer rail having a wheel and a glide lip. In operation, the cabinet rail is positioned on a cabinet and the drawer rail is positioned on a drawer. When the drawer is opened, the glide member travels along the glide lip and the wheel travels along the wheel housing. The drawer glide prevents slop, eliminates racking, increases drag and reduces noise. Further, the drawer glide is relatively easy to install on an article, such as RTA furniture. | 2015-04-02 |
20150091430 | REMOVABLE STORAGE BASKET AND ASSOCIATED METHODS FOR STORING ITEMS WITHIN A FREEZER - A storage basket is configured to hold multiple product units such as blood bags within the cabinet of a freezer. The storage basket includes first and second spaced-apart sidewalls and a plurality of inclined shelves extending between and coupled to these sidewalls. The inclined shelves include a plurality of air flow apertures that defined storage receptacles for product units as well as additional flow apertures to ensure minimal hindrance of cooling air flow within the freezer. The storage basket also includes handles that enable easy grasping and movement of multiple product units at once into and out of the freezer. As a result, the amount of time needed to cool product units down to a desired temperature with the freezer is reduced and the storage density within the freezer is increased. | 2015-04-02 |
20150091431 | HIGH-PRESSURE GAS DISCHARGE LAMP - A high-pressure gas discharge lamp unit 10 is described including a burner 14 with a discharge vessel 18. The burner 14 comprises electrical contact leads 22,24 and protrudes from and is fixed to a lamp cap housing 12, so that at least a first of the contact leads 22, 24 extends into the housing 12. A lamp operating circuit 50 is arranged within the housing 12, electrically connected to the electrical contact leads 22, 24. In order to allow a particularly compact lamp unit, the housing comprises a bottom plate 44 made out of a metal material to dissipate heat, which comprises an opening 68 into which a cap element 60 made out of an electrically insulating material is inserted to enclose a first electrical contact lead 22. | 2015-04-02 |
20150091432 | SUBSTRATE FOR LED, LED MODULE, AND LED BULB - LED substrate of the present invention includes: translucent substrate body-in which an LED chip is disposed on a front face; and heat dissipation path provided in substrate body to dissipate heat generated in the LED chip. Substrate body includes a through hole that penetrates through the substrate body from the front face on which the LED chip is provided to a back face. Heat dissipation path includes: heat transfer path section provided in the through hole; and heat dissipation pattern section provided on the back face of substrate body, and connected to heat transfer path section. Thus, LED substrate having superior heat dissipation is realized. | 2015-04-02 |
20150091433 | SPARK PLUG HAVING IMPROVED GROUND ELECTRODE ORIENTATION AND METHOD OF FORMING - A spark plug ( | 2015-04-02 |
20150091434 | FLEXIBLE DISPLAY DEVICE - A flexible display device is disclosed. In one aspect, the flexible display device includes a flexible display panel and a printed circuit board attached to the flexible display panel. The printed circuit board includes a flexible area attached to a portion of the flexible display panel. The flexible area of the printed circuit board and the portion of the flexible display panel are configured to be deformed together. | 2015-04-02 |
20150091435 | Organic Light-Emitting Diode and Device Comprising an Organic Light-Emitting Diode - In at least one embodiment, a light-emitting diode includes a carrier and an organic layer sequence with an active layer. A mirror layer and electrical contact regions are located on a connection side of the carrier. The contact regions are provided for electrically contacting the organic layer sequence. Electrical dummy regions are located on the connection side. The dummy regions are electrically insulated from the contact regions. The mirror layer is present in the dummy regions and in the contact regions. At least two of the dummy regions are arranged in such a way that base areas of these dummy regions cannot be congruently superimposed merely by arbitrary rotation of the carrier relative to a center axis of the carrier perpendicular to the connection side. | 2015-04-02 |
20150091436 | RESIN COMPOSITION FOR SEALING ORGANIC ELECTROLUMINESCENT ELEMENT, SEALING FILM FOR ORGANIC ELECTROLUMINESCENT ELEMENT, GAS-BARRIER FILM FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THESE FILMS - A resin composition for sealing an organic electroluminescent element, containing: at least one epoxy compound; at least one polyester resin; and at least one Lewis acid compound or at least one compound which generates a Lewis acid, in which the content of the epoxy compound is from 10 to 200 parts by mass with respect to 100 parts by mass of the polyester resin. | 2015-04-02 |
20150091437 | STICKER-SHAPE LIGHT-EMITTING DEVICE USING NEAR FIELD COMMUNICATION - The sticker-shape light-emitting device using a near field communication system includes: a main body having a panel shape; an induction coil that is disposed on a front surface of the main body as a coil shape and converts an electromagnetic wave to electricity by an electromagnetic induction phenomenon, wherein the electromagnetic wave is emitted from a terminal that can have non-contact communication; a light-emitting diode that emits light by electrical energy generated from the induction coil; and an adhesion unit that is disposed on a rear surface of the main body and on which an adhesive is coated so that the main body is attached to a specific surface of an object. | 2015-04-02 |
20150091438 | EMERGENCY LIGHTING SYSTEM FOR AN AIRCRAFT AND AIRCRAFT COMPRISING SUCH EMERGENCY LIGHTING SYSTEM - An emergency lighting system for an aircraft includes an emergency light control unit, having an external power input and at least one external control input for receiving external control commands from at least one of a cockpit crew, a cabin crew, a board computer and an autopilot, and a plurality of autonomous emergency light units, each of the plurality of autonomous emergency light units comprising at least one LED and a rechargeable capacitor. The emergency light control unit is configured to process the external control commands and to communicate emergency light control commands to the plurality of autonomous emergency light units as a response to the external control commands. | 2015-04-02 |
20150091439 | SYSTEM AND METHOD FOR CONTROLLING EXTERIOR VEHICLE LIGHTS ON MOTORWAYS - An exterior light control system is provided for controlling exterior lights of a vehicle. The system includes an imaging system configured to image a forward external scene and to generate image data corresponding to the acquired images; and a controller configured to receive and analyze the image data and for generating an exterior light control signal that is used to control the exterior lights in response to analysis of the image data and in response to a selected mode of operation. When in the motorway mode, if the controller detects headlamps of one or more oncoming vehicle, the controller generates an exterior light control signal for reducing the brightness of the exterior lights, determines a relative location within the acquired images of a headlamp closest to a central feature of the acquired images, and selects a delay that varies dynamically in response to the relative location of the headlamp. | 2015-04-02 |
20150091440 | Control of Impedance of RF Return Path - A system for controlling an impedance of a radio frequency (RF) return path includes a matchbox further including a match circuitry. The system further includes an RF generator coupled to the matchbox to supply an RF supply signal to the matchbox via a first portion of an RF supply path. The RF generator is coupled to the matchbox to receive an RF return signal via a first portion of an RF return path. The system also includes a switch circuit and a plasma reactor coupled to the switch circuit via a second portion of the RF return path. The plasma reactor is coupled to the match circuitry via a second portion of the RF supply path. The system includes a controller coupled to the switch circuit, the controller configured to control the switch circuit based on a tune recipe to change an impedance of the RF return path. | 2015-04-02 |
20150091441 | Control of Impedance of RF Delivery Path - A plasma system includes an RF generator and a matchbox including an impedance matching circuit, which is coupled to the RF generator via an RF cable. The plasma system includes a chuck and a plasma reactor coupled to the matchbox via an RF line. The RF line forms a portion of an RF supply path, which extends between the RF generator through the matchbox, and to the chuck. The plasma system further includes a phase adjusting circuit coupled to the RF supply path between the impedance matching circuit and the chuck. The phase adjusting circuit has an end coupled to the RF supply path and another end that is grounded. The plasma system includes a controller coupled to the phase adjusting circuit. The controller is used for changing a parameter of the phase adjusting circuit to control an impedance of the RF supply path based on a tune recipe. | 2015-04-02 |
20150091442 | Microwave plasma generating device and method for operating same - A microwave plasma generating device has a plasma chamber. A microwave generating device is provided outside of the plasma chamber, and the microwaves are coupled into the plasma chamber via a microwave in-coupling device. The microwave in-coupling device has an inner conductor which leads into the plasma chamber through a chamber wall of the plasma chamber, an insulating tube which encloses the inner conductor and separates the inner conductor from an interior of the plasma chamber, and an outer conductor which leads into the plasma chamber through the chamber wall and which is coaxial to the inner conductor. The outer conductor has an outer conductor end in the plasma chamber. The inner and outer conductors form a microwave line, an outlet of microwaves out of the microwave line is provided in the plasma chamber to generate microwave plasma in the interior of the plasma chamber. | 2015-04-02 |
20150091443 | LOAD DRIVING APPARATUS WITH CURRENT BALANCE FUNCTION - A load driving apparatus including a power conversion circuit, a current balance circuit, a protection unit and a control chip is provided. The power conversion circuit is configured to receive a DC input voltage, and provide a DC output voltage to a plurality of light emitting units in response to a control signal. The current balance circuit has a plurality of switch elements corresponding to the light emitting units, and is configured to balance currents flowing through the light emitting units. The protection unit detects statuses of the switch elements and/or the DC output voltage. The control chip generates the control signal to control operations of the power conversion circuit; and stops generating the control signal and enters into a shutdown status when any one of the switch elements is open-circuit and/or the DC output voltage is over-voltage, thereby protecting the load driving apparatus and/or the switch elements from damaging. | 2015-04-02 |
20150091444 | PANEL FOR DISPLAY DEVICE, DISPLAY DEVICE, AND METHOD FOR TESTING PANEL FOR DISPLAY DEVICE - A panel for a display device includes a display unit, an electrostatic protection wire, a wire being connected to the display pixels, an electrostatic protection circuit, and an electrostatic protection circuit control line. The display unit includes a plurality of display pixels. The electrostatic protection wire is connected to a test pad, the test pad being provided to receive a test signal. The electrostatic protection circuit connects the electrostatic protection wire and the wire connected to the display pixels. The electrostatic protection circuit includes a back-gate-type transistor that has a gate electrode, a drain electrode being short-circuited with the gate electrode, and a back-gate electrode. The electrostatic protection circuit control line includes a first end and a second end, the first end being connected to the back-gate electrode of the back-gate-type transistor. | 2015-04-02 |
20150091445 | APPARATUS FOR CONTROLLING DRIVING OF LIGHTING-EMITTING DIODE AND METHOD OF PROVIDING CONTROL SIGNAL THEREOF - The control apparatus of the present invention determines a motion state of an object and provides an IRLED switching control signal suitable for the motion state in an apparatus for sensing/recognizing a motion of the object by using an infrared light-emitting diode (IRLED) and a photodiode (PD). Such a control apparatus is an LED driving control apparatus, and includes a motion velocity generating unit, a previous section average value generating unit, a state value generating unit, a control unit, and an LED switching control signal generating unit. | 2015-04-02 |
20150091446 | LIGHTING CONTROL CONSOLE AND LIGHTING CONTROL SYSTEM - The lighting control console includes a display, an operation device and a controller. The display displays a lighting spatial image corresponding to the lighting space, and displays, in the lighting spatial image, virtual instruments corresponding to the respective lighting instruments so that positions of the virtual instruments in the lighting spatial image correspond to respective positions of the lighting instruments in the lighting space. The operation device has a three dimensional detection space associated with the lighting spatial image and/or the lighting space. The operation device detects a position of an operation object in the detection space and specifies a position in the lighting spatial image based on the detected position in the detection space. The controller identifies, when one of the virtual instruments in the lighting spatial image is specified by the operation object through the operation device, a lighting instrument associated with the specified virtual instrument. | 2015-04-02 |
20150091447 | CALIBRATION METHOD AND ENDOSCOPE SYSTEM - Light from each LED is applied to an integrating sphere (reference object), and a light amount calculator calculates light reflected from the integrating sphere. Calibration data, in which source control signals applied to the LEDs are associated with amounts of the light from the LEDs emitted in response to the source control signals, respectively, is generated. A maximum amount of the light from each LED is set in accordance with a predetermined light amount ratio. Based on the maximum light amount, an nth light amount which corresponds to a brightness step n is set. With reference to the calibration data, the source control signal which corresponds to the nth light amount is set as the source control signal for the brightness step n. A light control table is generated by associating the source control signal for the brightness step n with a brightness command signal for the brightness step n. | 2015-04-02 |
20150091448 | POWER SUPPLY CIRCUIT AND LUMINAIRE - A power supply circuit includes a bridge circuit, a transformer, and a rectifying and smoothing circuit. The bridge circuit includes at least one switching element and converts a direct-current voltage into an alternating-current voltage according to ON and OFF of the switching element. The transformer includes a primary winding wire and a secondary winding wire. The rectifying and smoothing circuit converts the alternating-current voltage into a direct-current output voltage and supplies the direct-current output voltage to a direct-current load. When the number of turns of the primary winding wire is represented as N1, the number of turns of the secondary winding wire is represented as N2, a voltage value of the direct-current voltage is represented as VDC, and a lower limit value of the output voltage is represented as Vmin, a turn ratio of the primary winding wire and the secondary winding wire is about N1:N2=(VDC/2):Vmin. | 2015-04-02 |
20150091449 | LIGHT-SENSING ILLUMINATION SYSTEM - In one aspect, the present invention relates to an illumination system including a power source, a light source electrically coupled to the power source, and a light sensor electrically coupled to the power source and the light source. The light sensor activates the light source responsive to a pre-determined minimum-lumen threshold being reached. The illumination system is placed inside an interior of a dark area. | 2015-04-02 |
20150091450 | ILLUMINATED SOCKET - In one embodiment an electronic device comprises a housing, a socket in the housing to receive a connector, and an illumination source proximate the socket to illuminate the socket. Other embodiments may be described. | 2015-04-02 |
20150091451 | LIGHTING DEVICE - A lighting control includes a primary and a secondary input power connection for connection to a primary (mains) and a secondary (battery) power supply respectively, control circuitry for controlling delivery of power from the input power connections to one or more light sources, sensing circuitry configured to sense an external impedance coupled, in use, to the primary input power connection and a controller for determining a present operating state of the one or more light sources. The controller includes a latching module adapted to maintain a state information indicating the present operating state of the one or more light sources. The control circuitry is operable to control delivery of power to the one or more light sources in dependence upon the sensed impedance measure and the determined operating state. The lighting devices may be installed in a conventional lighting circuit that uses momentary toggle switches. | 2015-04-02 |
20150091452 | Converter Circuit Arrangement and Conversion Method - A converter circuit arrangement is provided, including a converter switch controller, a converter switch, a load circuit interface and an inductor. The converter switch controller may include a control input. The converter switch may be coupled between a first power supply potential and the control input. The inductor may be coupled between a second power supply potential and the load circuit interface. The load circuit interface may be coupled between the control input and the inductor. | 2015-04-02 |
20150091453 | LED LAMP STRING - A novel LED lamp string is provided whose LED lamps are protected from current/voltage fluctuation. The gist of the present invention lies in the configuration of a number of resistors series-connected to the LED lamps along the cable of the LED lamp string. With the resistors, the current and voltage along the cable are stable with no sudden high or low, and therefore the LED lamps have longer operational lives. | 2015-04-02 |
20150091454 | System for Controlling LED Light Strings - An enhanced control mechanism for an LED light string system is provided for switching between one of two DC output phases or polarities so as to actuate one or the other of two LEDs within the bulbs on the light string. The control mechanism is further configured to allow switching so as to pass through the input power provided by a high-to-low voltage converter that is plugged into its electrical power feeding end. The control mechanism may then provide rectified AC voltage, or DC voltage, of various switched values to the LED string according to the particular needs of the LED bulbs. | 2015-04-02 |
20150091455 | LED DRIVER - A LED driver is disclosed herein. In one embodiment, the LED driver comprises a rectifier circuit, a driving current generating circuit, a bus voltage detection circuit, a LED configuration control circuit, and a LED array. The LED driver according to the present disclosure reconfigures the prior LED array, balances usage of each LED by switching operation of each LED, which results in long lifetime of the LED driver while reducing power dissipation or increasing a PF value. | 2015-04-02 |
20150091456 | SINGLE-STAGE AC-DC POWER CONVERTER WITH FLYBACK PFC AND IMPROVED THD - A single-stage AC-DC power converter for powering a load at a substantially constant current, and related methods and systems. The AC-DC power converter includes a high power factor correction (PFC) circuit configured in a flyback topology and operating in transition mode. The flyback PFC circuit has a PFC controller and is configured to draw an input AC current from an AC power supply. The input AC current has a first total harmonic distortion (THD). The flyback PFC circuit outputs a DC current to the load. The PFC controller is configured to sense a rectified input voltage. By multiplying the rectified input voltage sensed by the PFC controller, the input AC current drawn by the flyback PFC circuit has a second, much improved THD, which is achievable without the need of an expensive PFC controller. The rectified input voltage sensed by the PFC controller is multiplied using a Zener diode ladder. | 2015-04-02 |
20150091457 | SINGLE-STAGE AC-DC POWER CONVERTER WITH FLYBACK PFC AND SELECTABLE DUAL OUTPUT CURRENT - A single-stage AC-DC power converter for powering a load at a substantially constant current, and related methods and systems. The AC-DC power converter includes a high power factor correction (PFC) circuit configured in a flyback topology and operating in transition mode. The flyback PFC circuit outputs a direct current (DC) voltage and a DC current. The PFC circuit further includes a flyback transformer and a switch circuit that selectably toggles the substantially constant output current provided to the load between a first and a second, preset constant current. The secondary windings of the flyback transformer are split into two sections, and the switch circuit toggles the two sections of the secondary windings between a series and a parallel configuration to provide the first and second, preset constant currents. The switch circuit includes a switch and three, fast Schottky diodes. | 2015-04-02 |
20150091458 | TWO-STAGE AC-DC POWER CONVERTER WITH SELECTABLE DUAL OUTPUT CURRENT - A two-stage AC-DC power converter for powering a load at a substantially constant current, and related methods and systems. The first stage of the AC-DC power converter includes a conventional power factor correction (PFC) circuit that outputs a direct current (DC) voltage and a DC current. The second stage of the AC-DC power converter includes a low voltage flyback circuit that receives the DC voltage and the DC current. The low voltage flyback circuit includes a flyback transformer and a switch circuit that selectably toggles the substantially constant output current provided by the low voltage flyback circuit to the load between a first and a second, preset constant current. The secondary windings of the flyback transformer are split into two sections, and the switch circuit toggles the two sections of the secondary windings between a series and a parallel configuration to provide the first and second, preset constant currents. | 2015-04-02 |
20150091459 | Power Supply Circuit and Luminaire - A power supply circuit includes a bridge circuit, a transformer, a rectifying and smoothing circuit, a driver, a feedback circuit, and a power supply section. The bridge circuit converts a direct-current voltage into an alternating-current voltage. The transformer includes a primary winding wire and a secondary winding wire. The rectifying and smoothing circuit converts the alternating-current voltage into a direct-current output voltage and supplies the direct-current output voltage to a direct-current load. The driver controls ON and OFF of the switching element. The feedback circuit receives a detection signal of an output current flowing to the direct-current load and a differential signal obtained from fluctuation of the output voltage and feedback-controls the driver on the basis of the signals. The power supply section generates a driving voltage corresponding to the feedback circuit from the output voltage and supplies the driving voltage to the feedback circuit. | 2015-04-02 |
20150091460 | Power Supply Circuit and Luminaire - According to one embodiment, there is provided a power supply circuit including a direct-current voltage source, a bridge circuit, a transformer, and a rectifying and smoothing circuit. The bridge circuit includes at least one switching element and converts a direct-current voltage supplied from the direct-current voltage source into an alternating-current voltage according to ON and OFF of the switching element. The transformer includes a primary winding wire connected to the bridge circuit and a secondary winding wire magnetically coupled to the primary winding wire. The rectifying and smoothing circuit converts the alternating-current voltage output from the secondary winding wire into a direct-current output voltage and supplies the direct-current output voltage to a direct-current load. The bridge circuit includes a capacitor connected between the primary winding wire and a terminal on a low potential side of the direct-current voltage source. | 2015-04-02 |
20150091461 | Power Supply Device and Lighting Device - According to one embodiment, there is provided a power supply device which includes a power conversion circuit which outputs an input power to an LED element as a load by converting the input power into a predetermined output power; and a control circuit which performs a feedback control of the power conversion circuit by detecting the output power of the power conversion circuit, and performs a dimming control which causes the LED element to be subject to a dimming operation based on a dimming signal which is output from a dimmer, in which, when a dimming OFF signal is input, the power conversion circuit outputs power which causes the LED element to be turned off while continuing an operation of the power conversion circuit. | 2015-04-02 |
20150091462 | TWO-STAGE LED DRIVER WITH BUCK PFC AND IMPROVED THD - A two-stage light emitting diode (LED) driver for powering an LED load at a substantially constant current, and related methods and systems. The first or front end stage of the LED driver includes a buck topology power factor correction (PFC) circuit, the buck PFC circuit and a PFC controller. The second stage of the LED driver includes a conventional isolation and regulator circuit configured to receive the DC voltage and DC current output by the buck PFC and then to provide the substantially constant current to the LED load. By multiplying the rectified input voltage sensed by the PFC controller, the input AC current drawn by the buck PFC circuit has a much improved total harmonic distortion (THD), which is achievable without the need for using an expensive PFC controller. The rectified input voltage is multiplied using a Zener diode ladder. | 2015-04-02 |
20150091463 | LED LUMINAIRE DRIVING CIRCUIT AND METHOD - A resonant converter is provided with a plurality of secondary transformer windings. A first secondary winding provides a fixed output, which is utilized to control the switching frequency of the resonant converter. A second secondary winding drives one or more LED luminaires, and is provided with a secondary side resonant circuit. When the feedback from the first output calls for a reduced frequency so as to increase the output, the reduced frequency results in an increased impedance of the secondary side resonant circuit so as to prevent any voltage rise for the LED luminaires. When the feedback from the first output calls for an increased frequency so as to reduce the output, the increased frequency results in an decreased impedance of the secondary side resonant circuit so as to prevent any voltage fall for the LED luminaires. | 2015-04-02 |
20150091464 | LIGHTING DEVICE, ILLUMINATION DEVICE, ILLUMINATION APPARATUS AND ILLUMINATION SYSTEM - A lighting device includes an AC to DC conversion unit for receiving a setting signal and converting it into a DC voltage having a predetermined voltage, voltage conversion units for converting the DC voltage inputted from the AC to DC conversion unit and driving the light source modules according to drive signals, a PWM signal generating unit for generating a PWM signal having a duty ratio corresponding to the setting signal, and a control unit, by outputting the drive signals to the voltage conversion units based on a command value determined according to the duty ratio, for controlling output powers of the voltage conversion units such that a characteristic curve of the sum of the output powers of the voltage conversion units has the maximum or at least one inflection point within an adjustment range of the conduction angle. | 2015-04-02 |
20150091465 | Power Supply Circuit and Luminaire - A power supply circuit includes a rectifying circuit, a power-factor improving circuit, a bridge circuit, a transformer, a rectifying and smoothing circuit, first and second drivers, a power supply section, and a control section. The rectifying circuit converts an alternating-current input voltage into a rectified voltage. The power-factor improving circuit improves a power factor of the rectified voltage and converts the rectified voltage into a direct-current voltage. The bridge circuit converts the direct-current voltage into an alternating-current voltage. The rectifying and smoothing circuit converts the alternating-current voltage into a direct-current output voltage. The first driver controls a switching element. The second driver controls the power-factor improving circuit. The power supply section converts the direct-current voltage into a driving voltage corresponding to the first and second drivers. The control section controls supply of the driving voltage to the first and second drivers and a stop of the supply. | 2015-04-02 |
20150091466 | TWO-STAGE LED DRIVER WITH SELECTABLE DUAL OUTPUT CURRENT - A two-stage LED driver for providing a substantially constant output current to an LED load, and related methods and systems. The first stage of the LED driver includes a conventional power factor correction (PFC) circuit that outputs a direct current (DC) voltage and a DC current. The second stage of the LED driver includes a low voltage flyback circuit that receives the DC voltage and the DC current. The low voltage flyback circuit includes a flyback transformer and a switch circuit that selectably toggles the substantially constant output current provided by the low voltage flyback circuit to the LED load between a first and a second, preset constant current. The secondary windings of the flyback transformer are split into two sections, and the switch circuit toggles the two sections of the secondary windings between a series and a parallel configuration to provide the first and second, preset constant currents. | 2015-04-02 |
20150091467 | LOAD CONTROL DEVICE FOR HIGH-EFFICIENCY LOADS - A two-wire load control device (such as, a dimmer switch) for controlling the amount of power delivered from an AC power source to an electrical load (such as, a high-efficiency lighting load) includes a thyristor coupled between the source and the load, a gate coupling circuit coupled between a first main load terminal and the gate of the thyristor, and a control circuit coupled to a control input of the gate coupling circuit. The control circuit generates a drive voltage for causing the gate coupling circuit to conduct a gate current to thus render the thyristor conductive at a firing time during a half cycle of the AC power source, and to allow the gate coupling circuit to conduct the gate current at any time from the firing time through approximately the remainder of the half cycle, where the gate coupling circuit conducts approximately no net average current to render and maintain the thyristor conductive. | 2015-04-02 |
20150091468 | LIGHTING DEVICE AND LUMINAIRE USING THE SAME - A lighting device for lighting a solid light-emitting element includes: a DC power source circuit configured to output DC power; a power conversion circuit including a semiconductor element connected between output terminals of the DC power source circuit, the power conversion circuit configured to supply power to the solid light-emitting element through a control of a conduction state of the semiconductor element; a first control circuit configured to control an output of the DC power source circuit; a second control circuit configured to control an output of the power conversion circuit by controlling the conduction state of the semiconductor element; and a short-circuit detection circuit configured to detect a short-circuit in the semiconductor element. The first control circuit reduces the output of the DC power source circuit when the short-circuit detection circuit detects the short-circuit in the semiconductor element. | 2015-04-02 |
20150091469 | Undervoltage Protection Circuit for LED Lamp - An undervoltage protection circuit for LED lamp includes a DC/DC converter, and a controlling circuit module. The controlling circuit module includes a signal collecting unit configured for collecting a signal, a signal comparing unit electrically connected to the signal collecting unit, and a signal processing unit electrically connected to the signal comparing unit. The signal comparing unit is configured for comparing a signal input from the signal collecting unit with a threshold voltage. The signal processing unit is configured for processing the signal output of the signal collecting unit to turn on or turn off the DC/DC converter. Whenever the voltage input is less than the threshold voltage which indicates an undervoltage condition, the controlling circuit module produces a high level and causes the DC/DC converter to not work as a result. Inversely, the controlling circuit module drops to a low level and the DC/DC converter begins to work. | 2015-04-02 |
20150091470 | SYSTEMS AND METHODS FOR DIMMING CONTROL WITH CAPACITIVE LOADS - System and method for dimming control. The system includes a system controller including a first controller terminal and a second controller terminal, a transistor including a first transistor terminal, a second transistor terminal and a third transistor terminal, and a resistor including a first resistor terminal and a second resistor terminal. The system controller is configured to generate a first signal at the first controller terminal based on an input signal and to generate a second signal at the second controller terminal based on the first signal. The first transistor terminal is coupled to the second controller terminal. The first resistor terminal is coupled to the second transistor terminal. The second resistor terminal is coupled to the third transistor terminal. The transistor is configured to receive the second signal at the first transistor terminal and to change between two conditions in response to the second signal. | 2015-04-02 |
20150091471 | LED LIGHTING SYSTEM - An LED lighting system is provided for connection to a variable power source providing input power, the LED lighting system having at least one power analyzing and processing circuitry connecting to the variable power source, and being configured to identify one or more characteristics of the input power, where the characteristics are selected from amplitude, frequency and pulse width of the input power, compare one or more of the characteristics of the input power to preset control criteria either in hardware or software or both to yield a comparison result, and then control the current control circuitry according to the comparison result. | 2015-04-02 |
20150091472 | LIGHTING DEVICE - A lighting device includes a first light source composed of first LEDs each configured to emit light with a first color temperature, a second light source composed of second LEDs each configured to emit light with a second color temperature lower than the first color temperature, a lighting circuit, and a control circuit. The number of second LEDs is less than that of the first LEDs. The lighting circuit is configured to cause the first and second light sources to light on by supplying first and second drive currents to the first and second light sources, respectively. The control circuit is configured to control lighting conditions of the first and second light sources so that: total light intensity of the first light source varies in response to a dimming signal; and total light intensity of the second light source is kept constant independently of the dimming signal. | 2015-04-02 |
20150091473 | METHOD AND APPARATUS FOR PROVIDING A NETWORK BASED SURROUND-LIGHT ENVIRONMENT - A method, apparatus, and user interface for providing a network based surround-light environment to dynamically drive lighting scenes are described. Location information of one or more illuminating elements relative to a display for presenting media information is determined. Lighting characteristic information for the one or more illuminating elements is determined. And a lighting profile for illuminating the one or more illuminating elements based on the location information and lighting characteristic information is determined. | 2015-04-02 |
20150091474 | APPARATUS AND METHOD FOR MONITORING LED COLOUR MIX - An LED assembly ( | 2015-04-02 |
20150091475 | EFFICIENT ENERGY RECOVERY IN DISK DRIVE DURING POWER LOSS - A back electromotive force of a rotating motor is converted into a voltage for a load by driving, in accordance with a duty cycle, at least one switching circuit that couples the back electromotive force to a load through a rectifying circuit. An error signal is generated that is a difference between the load voltage and a reference voltage. The duty cycle is controlled as a function of the error signal to cause the load voltage to approach the reference voltage. | 2015-04-02 |
20150091476 | DEVICE FOR DRIVING PIEZO-ACTUATOR AND DRIVING METHOD THEREFOR - A device for driving a piezo-actuator comprises: a signal generating unit for generating signals having a constant frequency; and a modulation unit for modulating the signals generated from the signal generating unit and outputting the modulated signals, wherein the modulation unit comprises a density modulation unit which performs a first mode for repeating an operation for outputting an input signal at a first constant number and an operation for blocking the input signal at a second constant number, and which performs a second mode for repeating an operation for outputting the input signal during a first period and an operation for blocking the input signal during a second period. The device for driving the piezo-actuator and the method therefor can reduce the noise generated when the piezo-actuator for an automatic focus function of a camera is driven. | 2015-04-02 |
20150091477 | CAPACITIVE ELECTROMECHANICAL TRANSDUCER - The present invention relates to an electromechanical transducer capable of arbitrarily varying the amount of deflection of a vibrating membrane for every element. The electromechanical transducer includes a plurality of elements including at least one cell that includes a first electrode and a second electrode opposed to the first electrode with a gap sandwiched therebetween and a direct-current voltage applying unit configured to be provided for each element and to separately apply a direct-current voltage to the first electrodes in each element. The first electrodes and the second electrodes are electrically separated for every element. | 2015-04-02 |
20150091478 | SOLID STATE ENERGY STORAGE AND MANAGEMENT SYSTEM - Systems and methods for energy storage and management may be useful for a variety of applications, including launch devices. A system can include a direct current (DC) bus configured to operate within a predetermined range of voltages. The system can also include an array comprising a plurality of ultra-capacitors connected to the DC bus and configured to supply the DC bus with energy. The system can further include an input configured to receive energy from a power grid, wherein the power grid is configured to supply fewer than 250 amps of power. The system can additionally include an output configured to supply more than 250 amps of power. The system can also include a controller configured to control charging and discharging of the array of ultra-capacitors and configured to control the DC bus to remain within the predetermined range of voltages. | 2015-04-02 |
20150091479 | Electric Vehicle Propulsion System Using Magnetic Piston Engine - An electrical vehicle propulsion system having dual electric magnetic piston engines is disclosed. The first magnetic piston engine is used to provide propulsive force to the vehicle while the second magnetic piston engine is used to drive a DC electric generator. The first and second electric piston engines are driven by current from a series of rechargeable batteries which are at least partially recharged by the DC electric generator. The recharging of the batteries being done via a battery controller which is configured to recharge the batteries cyclically such that while some batteries are drained to provide current for the electric magnetic piston engines, other batteries are recharged. | 2015-04-02 |
20150091480 | METHOD FOR BRAKING AN ELECTRIC DRIVE MOTOR - The invention is directed to a method for braking an electric drive motor having a stator and a rotor. The stator has field coils which have electrical phase connections for three motor phases. To generate an electromagnetic rotating field driving the rotor, the phase connections are connected to a supply voltage via switches actuated by a control unit which closes the switches depending on the rotary position of the rotor. To brake a rotating rotor, a braking current is generated by short-circuiting the phase connections. A phase short circuit is switched in between each two phase connections of the field coils with a preset temporal sequence to brake the rotor. The phase connections short-circuited are each selected corresponding to the rotary position of the rotor so that that field coil is short circuited in which the voltage induced by the magnetic field of the rotating rotor passes through its maximum. | 2015-04-02 |
20150091481 | POWER CONVERTING DEVICE AND POWER CONVERTING SYSTEM - In a power converting device, a controller determines a combination pattern of a first energization pattern for the first set of the at least one-phase winding and a second energization pattern for the second set of the at least one-phase winding. The first and second energization patterns respectively include at least a first energization duration for the first set of the at least one-phase winding and a second energization duration for the second set of the at least one-phase winding. The controller supplies a drive pulse signal, whose on duration is based on the determined combination pattern, to the switch to thereby control on-off operations of the switch. | 2015-04-02 |
20150091482 | VARIABLE SPEED FAN MOTOR - A variable speed fan motor, including a variable speed motor body and a motor controller. The motor controller includes a microprocessor, an inverter circuit, a gear detection circuit, and a power supply. The gear detection circuit includes a plurality of current sensing units. Only one of the power input lines is in an energized state, and remaining power input lines are in a deenergized state. Each power input line is connected to one current sensing unit. An output end of the current sensing unit is connected to an input end of the microprocessor. The microprocessor selects operating parameters of the motor according to a detected signal of energization state of each power input line. The microprocessor is connected to the series communication unit. The microprocessor communicates with an external device via the series communication unit. | 2015-04-02 |
20150091483 | Electric Motor Control Device - An electric motor control device is capable of reducing vibration in a speed fluctuation range at a high frequency. The electric motor control device includes a target rotation speed setting unit that sets the target rotation speed of an electric motor, a rotation speed estimation unit that calculates an estimated rotation speed of the electric motor, and a drive command signal generation unit that generates a drive command signal for the electric motor so as to eliminate a rotation speed difference between the target rotation speed and the estimated rotation speed. The rotation speed estimation unit includes an error calculation unit that calculates an error related to rotation of the electric motor and an estimated corrected rotation speed calculation unit that calculates an estimated corrected rotation speed by taking the error as input and correcting the estimated rotation speed. | 2015-04-02 |
20150091484 | HIGH DYNAMIC CONTROL APPARATUS FOR CURRENT SOURCE CONVERTER - Current source converters and control methods are presented for high dynamic performance by implementing a DC link current control loop parallel to one or more motor control loops, with a DC link current control command value for operating the current source rectifier being derived at least partially independent of the motor control command values, wherein certain implementations drive the current source rectifier to its maximum rated value, or the DC current command value can be set above an amount required by the current source inverter using a gain factor which can be fixed or can itself be adjusted based on one or more motor control error values for balancing as-needed dynamic performance and efficiency. | 2015-04-02 |
20150091485 | SYSTEMS AND METHODS FOR CONTROLLING A DISCONNECT SWITCH VIA A NETWORK - A system for controlling a disconnect switch via a network may include a disconnect switch and a drive. The disconnect switch may receive alternating current (AC) power from an AC power supply, and the drive may then receive the AC power via the disconnect switch. The drive may include a processor that may communicatively couple to the disconnect switch. As such, the processor may control a drive operation that corresponds to the drive and control a disconnect operation that corresponds to the disconnect switch. | 2015-04-02 |
20150091486 | Method and Apparatus for Detection of Drive Misconfiguration in a Multi-Axis Configuration - A system for detecting a mismatch between how a motor drive is connected electrically and how it is configured for operation is disclosed. The motor drive may either be connected in a stand-alone mode to control operation of a motor from an AC source without connection to another motor drive or be connected electrically to other motor drives, for example, in a paralleled mode, shared DC bus mode, or a combination thereof. A parameter identifies the expected electrical configuration of the motor drive. The power transferred to the DC bus is compared to the power transferred from the DC bus in the motor drive. If the difference between the power transferred to the DC bus and the power transferred from the DC bus exceeds a predetermined threshold, the motor drive detects the mismatch between 110W a motor drive is connected electrically and how it is configured for operation. | 2015-04-02 |
20150091487 | METHOD AND ARRANGEMENT FOR OPERATING A PUMP - A method and arrangement for operating a pump system are disclosed, the pump system including a pump arranged to be rotated with an AC motor, an inverter, the output of which is electrically connected to the AC motor, and a photovoltaic panel system electrically connected to feed DC power to the inverter. The method can include setting a voltage limit, and determining continuously voltage obtained from the photovoltaic panel system. When the determined voltage of the photovoltaic panel system is below the set voltage limit, frequency of the inverter can be controlled such that the ratio between output voltage of the inverter and the output frequency is substantially constant. When the determined voltage of the photovoltaic panel system exceeds the voltage limit, the inverter frequency can be controlled for keeping voltage of the photovoltaic panel system substantially at the voltage limit. | 2015-04-02 |
20150091488 | METHOD AND SYSTEM FOR DRIVING ELECTRIC MACHINES - A system for driving an electric machine is provided. The system includes a power converter coupled to an input source and the electric machine. The power converter includes a leg that includes a first and second string. The first string includes plurality of controllable semiconductor switches, a first and second connecting node. The first string is operatively coupled across a first and second bus. The second string is operatively coupled to the first string via the first and second connecting node. The second string comprises plurality of switching modules. The switching modules include fully controllable semiconductor switches and energy storage devices. The system further includes a system controller configured to provide activation commands to the controllable semiconductor switches and the switching modules such that energy stored in the energy storage device is provided to the electric machine when the machine is switched on for operation. | 2015-04-02 |
20150091489 | Apparatus for Finding a Machine Tool Origin - An apparatus for finding a machine tool origin includes a base and a sensor positioned on a first side of the base. The sensor includes probe engagement components and electronic circuitry. The probe engagement components are configured for movable engagement with a probe of the machine tool to produce electronic signals processed by the electronic circuitry to provide a signal indicative of the machine tool origin. Mechanical positioning components are positioned on a second side of the base. The mechanical positioning components include a pedestal with a first tab and a second tab aligned to be operable as a mechanical stop with the second tab corresponding to the position of a right-hand origin for the machine tool and the second tab and a third tab aligned to be operable as a mechanical stop with the second tab corresponding to the position of a left-hand origin for the machine tool. | 2015-04-02 |
20150091490 | ELECTROMECHANICAL SYSTEM FOR OPERATION WITHOUT INTERMITTENCY OF AN IRRIGATION EQUIPMENT - An electronic control by frequency inverter of the displacement system of an irrigation or fertirrigation set is made up of structured pipelines, in which the water distribution sprayers are mounted, and which are coupled to each other, and supported by movable towers which are moved by gear motors driving by means of cardans the wheel gear that in turn drive pneumatic wheels, moving the structure about a fixed point, or pivot point, which is the central tower. The driving of the gear motors of each tower is performed by an electric control unit via a frequency inverter, with analogic signal, preferably a potentiometer, or position encoder digital sensor or optical sensor of alignment with relation to the front and back tower. | 2015-04-02 |
20150091491 | Reluctance Motor System - A method and apparatus for controlling operation of an electric motor. A controller is configured to identify a position of a disc relative to a plate with coils physically associated with the plate. The controller is further configured to control a current sent to the coils based on the position of a disc. The disc is configured to move such that a closest point between the disc and the plate changes along a periphery of the disc. | 2015-04-02 |
20150091492 | SYSTEM, METHOD AND APPARATUS FOR COMPUTING, MONITORING, MEASURING, OPTIMIZING AND ALLOCATING POWER AND ENERGY FOR A ROD PUMPING SYSTEM - A system and methods are provided for controlling a motor of a rod pumping system using previous RPMs of the motor and predicting an RPM of the motor; correcting a power factor of a motor of a rod pumping system; allocating energy consumption and allocating energy generation for a set of wells connected to an electricity meter using an amount of energy generated by each well; and generating an alert if a set of data is beyond a threshold for the set of data. | 2015-04-02 |
20150091493 | USING PULSE WIDTH MODULATION IN A SINGLE PHASE DRIVE SYSTEM - Embodiments herein disclose a method for enabling operation of a single phase induction motor, the method comprising applying space vector Pulse Width Modulation (PWM) to the single phase induction motor; determining pulse width using location of the space vector associated with space vector PWM; and enhancing voltage levels of the single phase induction motor for a particular DC bus voltage using the determined pulse width and the location of the space vector. | 2015-04-02 |
20150091494 | PORTABLE AND MODULAR POWER GENERATION DEVICE - A portable power generation device includes a protective case and a power source. The protective case has a lower case portion and an upper case portion, the upper case portion including a plurality of upper case portion segments, wherein the upper case portion is rotatable with respect to the lower case portion between a closed configuration and an open configuration. The power source is sized to fit within the protective case in the closed configuration, rotatable with respect to the lower case portion, and supported by the protective case in the open configuration. | 2015-04-02 |
20150091495 | ELECTRONIC DEVICE HAVING WIRELESS LASER CHARGING - An electronic device may include a display, and a laser reception device to receive a laser beam and to provide power based on the received laser beam. | 2015-04-02 |
20150091496 | BI-DIRECTIONAL COMMUNICATION WITH A DEVICE UNDER CHARGE - A first device is wirelessly charged by a second device. Bi-directional communication is performed between the first device and the second device during the wireless charging, where the bi-directional communication includes messaging from the second device to the first device, the messaging including information other than information relating to wireless charging. | 2015-04-02 |
20150091497 | BI-DIRECTIONAL CHARGER - A bi-directional charger may be provided that includes a logic, at least a portion of which is hardware, to determine an operational mode based at least on a characteristic at a battery port or at a charge port, and to control power flow between the charge port and the battery port based on the determined operational mode. | 2015-04-02 |
20150091498 | ULTRASONIC UNIVERSAL WIRELESS CHARGING - Methods and systems may provide for detecting a location of an adjacent ultrasonic receiver of a battery powered device relative to a charging surface of a contactless charger. The charging surface may include an ultrasonic array of transmitter sub arrays, wherein one or more of the transmitter sub arrays may be selectively activated based on the location to focus an ultrasonic beam on the adjacent ultrasonic receiver. In one example, a movement of the adjacent ultrasonic receiver may be detected and the focus of the ultrasonic beam is adjusted in response to the movement. | 2015-04-02 |
20150091499 | CHARGER, TERMINAL, CHARGING SYSTEM, AND CHARGING CONTROL METHOD - A charger for charging a terminal, includes: a power supply device configured to output a direct current (DC) charging current, the power supply device including a voltage output port and a feedback receiving port; a charging port configured to connect to the terminal, and to output the DC charging current from the power supply device to the terminal, the charging port including a power supply port and a data signal port, the power supply port being connected to the voltage output port and configured to output the DC charging current to the terminal; a charging control device; and a switch device provided between the feedback receiving port and the charging port, and configured to connect the feedback receiving port to the power supply port or the data signal port according to control of the charging control device. | 2015-04-02 |
20150091500 | Stand Inductive Charger - A charging device containing a support beam and a substantially planar housing may be configured to maintain an angle of under 90 degrees with respect to a flat surface that the charging device is placed on. The charging device may contain an inductive charging component that charges a mobile device in connection with the charging device. One or more magnets also contained in the charging device may enable the connection to a mobile device and may also facilitate the charging device rolling towards a mobile device. | 2015-04-02 |
20150091501 | Self Balanced Stand Inductive Charger - A charging device containing a front portion and a rounded second portion may be configured to maintain an angle of axis greater than 0 degrees with respect to a flat surface that the charging device is placed on. The rounded second portion may be weighted such that it maintains the angle of axis for the charging device above 0 degrees with respect to the flat surface. The charging device may contain an inductive charging component that charges a mobile device in connection with the charging device. One or more magnets also contained in the charging device may enable the connection to a mobile device and may also facilitate the charging device rolling towards a mobile device. | 2015-04-02 |
20150091502 | SHARED ANTENNA SOLUTION FOR WIRELESS CHARGING AND NEAR FIELD COMMUNICATION - A method of coupling a first port of a single antenna to a first coupling circuit and a second port of the single antenna to a second coupling circuit. The method includes coupling a wireless charging unit to the first coupling unit and coupling an NFC transceiver block to the second coupling circuit. The method further includes isolating the single antenna from the wireless charging unit during a time interval when the NFC transceiver block is operational and isolating the single antenna from the NFC transceiver block during a time interval when the wireless charging unit is operational. | 2015-04-02 |
20150091503 | Communication and Control System and Method Regarding Electric Vehicle Charging Equipment for Wireless Electric Vehicle Electrical Energy Transfer - A computationally implemented system and method that is designed to, but is not limited to: electronically accessing energy impartation information regarding imparting of wireless electrical energy from one or more wireless electrical energy imparting stations to an electric vehicle, the energy impartation information including aspects regarding evidence of intended activity of one or more users of the electric vehicle, the electric vehicle configured for travel by electromotive force through electrical energy wirelessly received from the one or more wireless electrical energy imparting stations and stored by the electric vehicle; and electronically determining operational direction information for wirelessly imparting electrical energy from the one or more wireless electrical energy imparting stations to the electric vehicle based at least in part upon the energy impartation information. In addition to the foregoing, other method aspects are described in the claims, drawings, and text forming a part of the present disclosure. | 2015-04-02 |
20150091504 | Communication and Control Regarding Electricity Provider for Wireless Electric Vehicle Electrical Energy Transfer - A computationally implemented system and method that is designed to, but is not limited to: electronically assessing electricity provider detail information associated with providing electrical energy to one or more electric vehicle wireless electrical energy chargers configured for wirelessly charging one or more electric vehicles with electrical energy from the one or more electric vehicle wireless electrical energy chargers to the one or more electric vehicles, the one or more electric vehicles including one or more electric motors to provide motive force for directionally propelling the one or more electric vehicles. In addition to the foregoing, other method aspects are described in the claims, drawings, and text forming a part of the present disclosure. | 2015-04-02 |
20150091505 | Communication and Control System and Method Regarding Electric Vehicle for Wireless Electric Vehicle Electrical Energy Transfer - A computationally implemented system and method that is designed to, but is not limited to: electronically receiving electric vehicle prospective use information associated with aspects indicating one or more future travel plans involving prospective use of an electric vehicle, the electric vehicle including one or more wireless electrical energy transfer receiving devices and one or more electrical energy storage devices; and electronically obtaining electrical energy transfer aspect information regarding wireless electrical energy transfer from one or more wireless electrical energy transfer imparting stations to the one or more wireless electrical energy transfer receiving devices of the electric vehicle for storage by the one or more electrical energy storage devices of the electric vehicle. In addition to the foregoing, other method aspects are described in the claims, drawings, and text forming a part of the present disclosure. | 2015-04-02 |