19th week of 2015 patent applcation highlights part 20 |
Patent application number | Title | Published |
20150123501 | MOTOR - Disclosed is a motor including: a housing formed by means of insert injection molding in such a manner as to locate a stator assembly inside a mold, the stator assembly having a stator core, an upper insulator adapted to be coupled to the upper side of the stator core, and a lower insulator adapted to be coupled to the lower side of the stator core; a printed circuit board adapted to mount an integrated circuit device thereon; and at least one or more screws adapted to be inserted into screw holes formed on the top peripheral portion of the housing and having screw heads formed thereon, the screw heads being engagedly coupled to the peripheral portion of the end cover and the end portions of the screws being brought into contact with the stator core. | 2015-05-07 |
20150123502 | COOLING STRUCTURE OF OIL COOLING MOTOR - A cooling structure of an oil cooling motor may include a housing, a front cover and a rear cover each mounted at both sides of a housing along a length direction of the housing, a rotor shaft extending through the housing and have both ends rotatably supported by bearings of the front cover and the rear cover, a rotor disposed in the housing and rotatably supported by the rotor shaft, a front oil supply groove and a rear oil supply groove formed on opposing inner sides of the front cover and the rear cover and configured to temporarily store oil stored in a bottom of the housing and scattered by churning of the rotor, and a front cover passage and a rear cover passage configured to communicate with the front oil supply groove and the rear oil supply groove, respectively. | 2015-05-07 |
20150123503 | STATOR - A stator configured with an annular stator core, and a plurality of coils mounted on the stator core and each including a winding portion formed by winding a rectangular conductor in a loop shape, a bus bar portion extended from one end in a radial direction of the stator core in the winding portion, and a terminal portion extended from the other end in the radial direction of the stator core in the winding portion. A bus bar portion is formed so that a longitudinal direction extends perpendicularly to a direction of a central axis of the stator core. The terminal portion is formed so that the longitudinal direction extends perpendicularly to the direction of the central axis of the stator core. The bus bar portion is joined to the terminal portion of a different one of the coils. | 2015-05-07 |
20150123504 | INTERFERENCE SUPPRESSION DEVICE - An interference suppression device ( | 2015-05-07 |
20150123505 | ELECTROMECHANICAL FLYWHEEL DEVICE - An electromechanical flywheel machine includes a flywheel mass and a motor-generator having a rotor rotatable about a stationery inner stator having stator windings. | 2015-05-07 |
20150123506 | MODULAR PERMANENT MAGNET MOTOR AND PUMP ASSEMBLY - A permanent magnet machine, a rotor assembly for the machine, and a pump assembly. The permanent magnet machine includes a stator assembly including a stator core configured to generate a magnetic field and extending along a longitudinal axis with an inner surface defining a cavity and a rotor assembly including a rotor core and a rotor shaft. The rotor core is disposed inside the cavity and configured to rotate about the longitudinal axis. The rotor assembly further including a plurality of permanent magnets for generating a magnetic field which interacts with the stator magnetic field to produce torque. The permanent magnets configured as one of internal or surface mounted. The rotor assembly also including a plurality of retaining clips configured to retain the plurality of permanent magnets relative to the rotor core. The pump assembly including an electric submersible pump and a permanent magnet motor for driving the pump. | 2015-05-07 |
20150123507 | Electric Generator for Wind Power Installation - An electric generator for windmill installations has a simple and efficient design, including a stator having a coil, a rotor having a base, a lid, and magnets. Rotor magnets are arranged on the lid and base along an annular line with a predetermined gap, and the coil, fixed by ring-shaped plates on both sides thereof, is mounted between the magnets with a minimal gap. The gap between the ring-shaped plates and the magnets is filled up with magnetic liquid. The coil is formed of three windings, located in radial grooves of a matrix, including outer and inner parts. The ring-shaped plates and matrix are made of dielectric non-magnetic material, the base and lid are made of magnetic-flux conductive material. The poles of adjacent magnets on the base and lid have opposite polarities. The poles of magnets mounted on the base face the magnets mounted on the lid with opposite polarities. | 2015-05-07 |
20150123508 | ROTATING MACHINERY - Rotating machinery of the invention includes a 2n-pole rotor, 72n slots, and three-phase armature windings (n≧1). Each of the slots houses a top coil on an inner radius side of the slots and a bottom coil on an outer radius side thereof. Each of the armature windings is formed by connecting the top and bottom coils and has 2n phase belts per phase. Each of the phase belts includes a first parallel winding and a second parallel winding. The top and bottom coils are formed by arranging the first and second parallel windings in a predefined order when a circumferential mean position of all top coils and bottom coils in each of the phase belts is defined as a phase belt center and an arrangement of the first and second parallel windings in at least one phase belt is viewed in an order of proximity to the phase belt center. | 2015-05-07 |
20150123509 | COIL, ROTATING ELECTRICAL MACHINE, AND METHOD OF MANUFACTURING COIL - A coil includes a wound body and a resin covering. The wound body is configured by winding a conductor. The wound body is pressure-moulded. The resin covering covers a surface of the wound body. | 2015-05-07 |
20150123510 | ELECTRIC MACHINE - The proposed arrangement relates to an electric machine comprising a stator ( | 2015-05-07 |
20150123511 | Flux Shield for Electric Motor - An electric motor includes: a stator; a shaft; a rotor mounted on the shaft, the rotor having an end ring that is concentric with the shaft; and a flux shield around the shaft inside the end ring. | 2015-05-07 |
20150123512 | GENERATOR RETAINING RING AND OTHER COMPONENT THERMAL DEGRADATION EVALUATION BY EDDY CURRENT NON-DESTRUCTIVE EXAMINATION - Eddy current non-destructive examination and evaluation of physical properties of a component, such as a generator retaining ring, after experiencing potentially degrading thermal exposure during any stage of manufacture, assembly and service use, is performed to determine whether it is acceptable for service use, requires further modification (e.g., additional heat treatment processing) or whether is permanently unsuitable for service. Eddy current test measurements are correlated with component temperature exposure (e.g., absolute temperature and/or cumulative time-temperature heat absorption) and cumulative alteration of the component physical properties, such as, among others, material yield strength (YS), toughness, and tensile ductility. Using the eddy current test measurements and reference data correlating electrical conductivity with ring material thermal exposure, the component's physical properties are evaluated to determine its serviceability. The testing can be performed in situ in the field, such as for evaluation of generator rings within field serviced generators. | 2015-05-07 |
20150123513 | ENERGY CONVERSION SUBSTRATE USING LIQUID - The present invention relates to an energy conversion substrate using a liquid and, more specifically, to an energy conversion substrate using a liquid capable of converting mechanical energy into electric energy through a flow of a liquid on a substrate having an energy conversion layer. Thus, the present invention enables easy manufacture and easy liquid circulation to be obtained by implementing an energy conversion device using a liquid through one substrate instead of a pair of opposing substrates and can implement the energy conversion device without a lubricating layer. | 2015-05-07 |
20150123514 | ELECTRONIC DEVICE, CIRCUIT SUBSTRATE FOR ELECTRONIC DEVICE, ELECTRONIC APPARATUS, AND MOVING OBJECT - An electronic device includes a first conductive pattern and a second conductive pattern that are disposed on a main surface of an insulating substrate, a first electrode pattern that is electrically connected to the first conductive pattern, and a vibrator element that is disposed on the main surface, and the area of a first section in which the first conductive pattern overlaps the first electrode pattern is greater than the area in which the other conductive pattern overlaps the first electrode pattern in a plan view. | 2015-05-07 |
20150123515 | CRYSTAL UNIT - A crystal unit is provided with a rectangular substrate, a frame which is provided on an upper surface of the substrate, a mounting frame which has joining pads which are provided along the outer circumferential edge of the upper surface and which is provided on the lower surface of the substrate by joining terminals provided along the outer circumferential edge of the lower surface of the substrate and its joining pads, a crystal element which is mounted on electrode pads which are provided on the upper surface of the substrate in a region surrounded by the frame, a thermosensitivel element which is mounted on connection pads which are provided on the lower surface of the substrate in a region surrounded by the mounting frame, and a lid which is joined to the upper surface of the frame. | 2015-05-07 |
20150123516 | METHOD FOR PRODUCING A MULTI-LAYER COMPONENT AND MULTI-LAYER COMPONENT - A method for producing a multilayer component ( | 2015-05-07 |
20150123517 | ROTARY ELECTRIC MACHINE AND BEARING CHANGING METHOD - A rotary electric machine includes a stator core; a rotor that includes a laminated core, core holders, and cooling fans; a frame that includes a tubular unit that encloses the stator core and the rotor, and a first bracket and a second bracket that extend in a direction of a rotor shaft and supports the rotor shaft; and cartridges that are detachably attached to the first bracket and the second bracket and rotatably support the rotor shaft, wherein groove-like holding portions, which hold end portions of bearing attaching and detaching jigs inserted through the first bracket and the second bracket, are provided in the cooling fans. | 2015-05-07 |
20150123518 | MEMBER INCLUDING MULTILAYER THIN FILM, METHOD OF MANUFACTURING THE SAME, AND ELECTRONIC PRODUCT INCLUDING THE SAME - A plastic member, on which a metal layer is formed on a surface of a plastic object, a method of manufacturing the same, and an electronic product including the same are provided. The method of manufacturing a multilayer thin film includes modifying a surface of a plastic object using a plasma treatment, depositing a reflective metal layer on the surface of the plastic object, and depositing a transparent ceramic layer on the reflective metal layer. | 2015-05-07 |
20150123519 | HARD DISK ASSEMBLY - A hard disk assembly includes a tray, a bracket, and a carrier. The tray includes plural protrusions. The bracket is disposed on the tray for fastening a hard disk device. The bracket includes a bracket body having plural slots thereon, and plural pins disposed on opposite sides of the bracket body. The slots are respectively engaged with the protrusions. The pins are disposed between the bracket and the tray. The carrier is pivotally connected to the tray. The carrier includes two ribs. Each rib has a curved surface for touching and pulling the pins. Therefore the bracket can be slidably moved on the tray along the slots. | 2015-05-07 |
20150123520 | WASHING MACHINE AND METHOD OF MANUFACTURING DOOR THEREOF - A washing machine having a door with an improved structure may include a cabinet, a laundry port, a tub that is disposed in the cabinet, a drum that is disposed in the tub, and a door that opens and closes the laundry port. The door may include a door cover placed at an outer side of the door when the door closes the laundry port, and a decoration member coupled to the door cover so that at least a portion of the decoration member is projected onto the door cover. The door having the improved structure may be manufactured without the necessity of performing post-processing and a molding cost may be reduced. | 2015-05-07 |
20150123521 | WASHING MACHINE - A washing machine includes a cabinet having an opening, a door to open and close the opening, and a locking unit to selectively restrict an operation of the door when the door is closed. A position of the door is adjusted through this configuration to stably close the opening and to prevent the door from being undesirably opened, and thus it is possible to improve washing efficiency. Further, a front structure of the opening may be improved, and thus laundry may be easily put in or taken out. | 2015-05-07 |
20150123522 | WASHING MACHINE AND METHOD OF MANUFACTURING THE SAME - A washing machine and a method for manufacturing the same are disclosed. A washing machine includes a casing that defines an outer appearance of the washing machine and an outer tub in the casing that is configured to receive water. A supporting rod is coupled with the casing, and a suspension is coupled with the outer tub, the supporting rod being inserted in the suspension. The suspension is configured to move bi-directionally along the supporting rod as the outer tub vibrates to mitigate vibration of the outer tub, and the suspension includes a frictional part configured to contact the supporting rod. The suspension is configured to apply a lubricating material to a portion of the supporting rod that is brought in contact, during the vibration of the outer tub, with the frictional part of the suspension. | 2015-05-07 |
20150123523 | CONNECTOR AND LAUNDRY TREATMENT APPARATUS HAVING THE SAME - A connector is provided that includes a cabinet connector at a cabinet that includes at least one of a power supply device and an information processing device and a device connector at a control object device to be controlled by at least one of the power supply device and the information processing device. The device connector may be separably coupled to the cabinet connector. The device connector may be movable along at least two of an X-axis and a Y-axis defining a plane parallel to a cross section of the cabinet connector and a Z-axis perpendicular to the cross section of the cabinet connector. | 2015-05-07 |
20150123524 | SEALING MEMBER AND DISHWASHER HAVING THE SAME - A dishwasher includes a main body, a washing tub that is disposed inside the main body and includes an opening formed on a front surface thereof, a door that opens and closes the opening, and a sealing member that seals between the washing tub and the door. The sealing member includes a fixing unit that is fixed to a lower portion of the door, and a sealing unit that extends toward a front side of the washing tub from the fixing unit and is brought into contact with an inner surface of the washing tub. | 2015-05-07 |
20150123525 | CONNECTOR AND LAUNDRY TREATMENT APPARATUS HAVING THE SAME - A laundry treatment apparatus may be provided that includes a cabinet having an input opening, a door including a door frame, a hinge unit, and a control panel, a cabinet connector at the cabinet to transmit and receive at least one of power and a control signal and a door connector separably coupled to the cabinet connector to connect the control panel to the cabinet connector. | 2015-05-07 |
20150123526 | LIFT ASSIST MECHANISM - A lift assist mechanism is provided for assisting lifting of a movable component that can move between lowered and raised positions relative to a fixed structure. The lift assist mechanism includes a lift assist spring connected to a spring shaft, and an elongated track in which an end of the lift assist spring or an end of the spring shaft are movably engaged. A spring lock restrains movement of the spring shaft when a lift assist is not required, and releases the spring shaft when a lift assist is required. | 2015-05-07 |
20150123527 | Collapsible Wardrobe and Method - A collapsible wardrobe includes a pair of doors hingedly connected to a pair of folding side portions, fixed side sections, and top and bottom floors pivotally disposed relative to the fixed side portions. The wardrobe is reconfigurable between a collapsed orientation and an expanded orientation. | 2015-05-07 |
20150123528 | INDUSTRIAL COMPUTER CABINET AND TWO-WAY SLIDE RAIL STRUCTURE THEREOF - In an industrial computer cabinet and a two-way slide rail structure, the industrial computer cabinet includes a cabinet having a receiving space, a first opening, and a second opening; a drawer in the receiving space; and a two-way slide rail assembly including a first slide rail assembly having at least one slide rail, a second slide rail assembly, and at least one roller installed on the second slide rail assembly and rolling along the slide rail. The two openings communicate with the receiving space, at opposite sides thereof. The first slide rail assembly is fixed to one of the cabinet and the drawer; the second slide rail assembly is fixed to the other such that the drawer can be pulled out, sliding relatively to the cabinet through the first or the second opening, enhancing the use convenience of the industrial computer cabinet. | 2015-05-07 |
20150123529 | STORAGE CABINET HAVING A LOCKING BAR AND METHOD FOR SECURING THE SAME - A storage propane tank storage cabinet including a frame, a door operably attached to the frame, and a locking bar operably attached to the frame, the locking bar configured to move from a first position to a second position, wherein, when in the second position, the locking bar covers a portion of the door proximate a top corner of the door and proximate a bottom corner of the door to prevent unauthorized access to an interior of the frame is provided. Furthermore, an associated method is also provided. | 2015-05-07 |
20150123530 | STORAGE UNIT - A storage unit is provided. The storage unit includes a floor assembly, a sidewall assembly, and a lid assembly. The sidewall assembly includes a number of modular corner members and a number of modular panel members. The sidewall assembly including a lower perimeter and an upper perimeter. The sidewall assembly lower perimeter is coupled to said floor assembly with the sidewall assembly extending upwardly from said floor assembly. The lid assembly is movably coupled to said sidewall assembly and is structured to move between a closed, first position and an open, second position. The floor assembly, the sidewall assembly and said lid assembly define an enclosed space. Use of the modular sidewall members and, in an exemplary embodiment a modular floor assembly, allows the manufacturer to produce storage units of different sizes at a minimal cost. | 2015-05-07 |
20150123531 | OFFICE DESKING SYSTEM - A modular desking system for an open plan office environment provides a variety of highly stable and variously configurable component parts which can be modularly combined with one another to provide a wide variety of desking styles and sizes. The user may decide among many options for linking various desking system assemblies with one another to create a larger desking assembly well suited to various open-plan office spaces. | 2015-05-07 |
20150123532 | REFRIGERATOR - A refrigerator includes: a refrigerator main body having a cooling chamber; a cooling chamber door for opening and closing the cooling chamber; a shelf assembly provided within the cooling chamber such that a height thereof is adjustable; and a basket provided in any one of the refrigerator main body and the cooling chamber door such that a height thereof is adjustable. A space of the refrigerator main body or the cooling chamber door can be utilized to facilitate receiving and keeping food items. | 2015-05-07 |
20150123533 | REFRIGERATION UNITS AND DOOR SYSTEMS FOR REFRIGERATION UNITS - Refrigeration units and door systems for refrigeration units are provided. A door system for a refrigeration unit includes an outer frame and at least two sliding doors having the same size. Each door can include inner, outer, upper and lower sides that can have side outer surfaces presenting a seal profile that permits each door to seal when in a closed position. Each door can include pins extending outward from side outer surfaces of the upper and lower sides. The door system can include two parallel running rails within the outer frame. Each rail can include an upper sliding groove in which the pins of the sliding door run when the sliding doors move to an open position and a plurality of seating grooves that open up to the upper sliding grooves and extend downward from the upper sliding grooves in which the sliding doors reside in a closed position. | 2015-05-07 |
20150123534 | REFRIGERATOR - Disclosed is a refrigerator including a cabinet defining a first storage area to store food, a door connected to the cabinet by first hinge members, so as to be rotatable about a first rotary shaft located at the front portion of the cabinet, and opening and closing the first storage area, a gasket provided on the door, and a container defining a second storage area received in the first storage area and being rotatable by a second hinge member installed on the cabinet. | 2015-05-07 |
20150123535 | SPARK PLUG FOR INTERNAL COMBUSTION ENGINE - A spark plug for an internal combustion engine includes a center electrode, an insulator holding the center electrode inserted therein, a housing holding the insulator inserted therein, a ground electrode joined to the housing so as to form a spark discharge gap with the center electrode, and a stem electrically connected to the center electrode. The stem includes a stem body inserted and held inside the insulator and a terminal exposed from a proximal end of the insulator. The insulator includes a supported portion axially supported by the housing. A heat insulating member is interposed between the stem and the center electrode. A conductive member is disposed inside the insulator so as to pass through the heat insulating member for making electrical connection between the stem and the center electrode. The heat insulating member is located closer to a proximal side of the insulator than the supported portion is. | 2015-05-07 |
20150123536 | WHITE PHOSPHORS, METHODS OF MAKING WHITE PHOSPHORS, WHITE LIGHT EMITTING LEDS, METHODS OF MAKING WHITE LIGHT EMITTING LEDS, AND LIGHT BULB STRUCTURES - Phosphor compositions, white phosphor compositions, methods of making white phosphor compositions, tinted white phosphor compositions, methods of making tinted white phosphor compositions, LEDs, methods of making LEDs, light bulb structures, paints including phosphor compositions, polymer compositions including phosphor compositions, ceramics including phosphor compositions, and the like are provided. | 2015-05-07 |
20150123537 | PLASMA EMISSION DEVICE, AND ELECTROMAGNETIC WAVE GENERATOR USED THEREIN - A plasma emission device in an embodiment includes: an electromagnetic wave generator; a waveguide transmitting an electromagnetic wave emitted from the electromagnetic wave generator, an antenna receiving the electromagnetic wave transmitted through the waveguide; an electromagnetic wave focuser which is irradiated with the electromagnetic wave from the antenna; and an electrodeless bulb disposed in the electromagnetic wave focuser. A light-emitting material filled in the electrodeless bulb is excited by the electromagnetic wave focused by the electromagnetic wave focuser to perform plasma emission. The electromagnetic wave generator includes a cathode part and an anode part. A maximum output efficiency of the electromagnetic wave to be generated with an input power of 700 W or less is 70% or more. | 2015-05-07 |
20150123538 | MAGNETRON - A magnetron includes a cooling block having an annular continuous portion with opposite end portions opposed to each other, the cooling block being secured to an outer peripheral surface of the cylindrical anode body, the cooling block having a coolant circulation pathway defined therein, a tightening member engageable with the opposite end portions of the cooling block to tighten the cooling block by reducing a distance between the opposite end portions of the cooling block, and a pair of pipe joints each connected to a portion of the cooling block adjacent to one of the opposite end portions so as to communicate with the coolant circulation pathway. The tightening member is disposed between connecting portions of the pair of pipe joints with the cooling block so as to extend in a direction inclined with respect to a plane including an annular direction of the cooling block. | 2015-05-07 |
20150123539 | SYSTEMS AND METHODS FOR REGULATING PRESSURE OF A FILLED-IN GAS - A system for regulating a pressure of a filled-in gas is presented. The system includes a reservoir that stores a reservoir gas adsorbed in a sorbent material at a storage temperature, a gas-filled tube containing the filled-in gas, a controller configured to determine a pressure change required in the filled-in gas based upon signals representative of a pressure of the filled-in gas inside the gas-filled tube and a required pressure threshold, determine an updated temperature of the sorbent material based upon the pressure change required in the filled-in gas, and regulate the pressure of the filled-in gas by controlling the reservoir to change the storage temperature of the sorbent material to reach the updated temperature of the sorbent material. | 2015-05-07 |
20150123540 | DEVICE FOR PROVIDING A FLOW OF PLASMA - A device for providing a flow of non-thermal gaseous plasma for treatment of a treatment region comprises a cell for the generation of the non-thermal plasma, the cell having an inlet for gas and an outlet for the non-thermal gaseous plasma. The cell is in heat conducting relationship with a heat sink through a heat pipe, the heat sink and the heat pipe both forming parts of the device. The cell typically has a dielectric member of high thermal conductivity in heat conducting relationship with the heat pipe. The heat sink is typically a capsule containing the gas to be supplied to the inlet of the cell. | 2015-05-07 |
20150123541 | PARTICLE GENERATION SUPPRESSPR BY DC BIAS MODULATION - Embodiments of the present disclosure generally relate to an apparatus and method for reducing particle generation in a processing chamber. In one embodiment, the methods generally includes generating a plasma between a powered top electrode and a grounded bottom electrode, wherein the top electrode is parallel to the bottom electrode, and applying a constant zero DC bias voltage to the powered top electrode during a film deposition process to minimize the electrical potential difference between the powered top electrode and the plasma and/or the electrical potential difference between the grounded bottom electrode and the plasma. Minimizing the electrical potential difference between the plasma and the electrodes reduces particle generation because the acceleration of the ions in the sheath region of the electrodes is reduced and the collision force of the ions with the protective coating layer on the electrodes is minimized. Therefore, particle generation on the substrate surface is reduced. | 2015-05-07 |
20150123542 | Wafer Grounding Using Localized Plasma Source - An apparatus may include a substrate support portion, a plasma generation chamber, electrodes, and a power source. The substrate support portion supports a substrate including an insulating layer and a substrate bulk. The plasma generation chamber may include chamber wall portions, a gas port, and a plasma application aperture and is configured to contain a gas. The plasma application aperture may be covered by a portion of the substrate. Each electrode may protrude into or extend into an interior portion of the plasma generation chamber. The power source may be coupled to a particular electrode, and the power source may be configured to apply a voltage to the particular electrode. Application of the voltage to the particular electrode generates a plasma within the plasma generation chamber, whereby generation of the plasma results in a conductive path through the insulating layer of the substrate between the plasma and the substrate bulk. | 2015-05-07 |
20150123543 | METHOD AND CIRCUIT FOR LIGHTING HIGH-PRESSURE DISCHARGE LAMP - A method of lighting a high-pressure discharge lamp is configured to change a power to be supplied to the high-pressure discharge lamp in accordance with a luminance parameter of an image content. The method includes switching between a low temperature operation and a high temperature operation so as to maintain a condition that mercury encapsulated into an arc tube part of the high-pressure discharge lamp constantly partially deposits without evaporating. The low temperature operation is performed where the temperature in the arc tube part is less than or equal to the deposition temperature of the mercury, whereas the high temperature operation is performed where the temperature in the arc tube part is greater than the deposition temperature of the mercury. | 2015-05-07 |
20150123544 | OUTPUT CIRCUIT - There is provided an output circuit for supplying an output current to a load coupled to an output terminal in response to an input signal. The output circuit includes an output transistor for supplying the output current to the output terminal, an output-drive circuit for driving the output transistor, a constant-current limiting circuit for generating a current control signal for limiting the output current to a predetermined current value, and a control circuit for implementing a control such that the output current is controlled on the basis of the current control signal if a voltage at the output terminal is at a predetermined voltage, or less after the input signal is supplied while the output transistor is driven by the output-drive circuit if the voltage at the output terminal is in excess of the predetermined voltage. | 2015-05-07 |
20150123545 | BEHAVIOR MANAGEMENT SYSTEM - A behavior management system includes a lighting system formed of a light source, a first detector, a second detector, a controller, a storage device and an output device. The light source is configured to light a display space for displaying articles and a passage space facing the display space. The first detector is configured to detect human presence or absence in the passage space. The second detector is configured to detect whether a human passes through or stops in the passage space. The controller is configured to control the light source based on detection results by the first and second detectors. The storage device is configured to store histories of detection results by the first and second detectors. The output device is configured to supply an external management device with histories of detection results by the first and second detectors stored in the storage device. | 2015-05-07 |
20150123546 | METHODS FOR ADAPTIVELY CONTROLLING LIGHTING BASED UPON TRAFFIC IN AN OUTDOOR LIGHTING NETWORK - Methods for an outdoor lighting network ( | 2015-05-07 |
20150123547 | LIGHTING SYSTEM - A lighting system includes: a light source for lighting display and passage spaces; a first detector for detecting presence or absence of part of a human body in a first detection area; and a second detector for detecting human presence or absence in a second detection area. The second detection area contains a whole or part of the passage space. The first detection area is nearer to the article than the second detection area. A controller controls the light source so that: in a case of detecting human absence in which both of the first and second detectors detect human absence, the light source is operated at a reduced light output level; if the second detector detects human presence, illuminance in the display space is increased; and if the first detector detects human presence, illuminance in each of the passage space and the display space is increased. | 2015-05-07 |
20150123548 | METHOD AND DEVICE FOR REGULATING AN ILLUMINANCE USING AN ADAPTIVE CONTROL LOOP FACTOR - In order to regulate an illuminance, an actual value of a sensor ( | 2015-05-07 |
20150123549 | LED LIGHTING SYSTEM - The invention relates to a LED lighting system comprising a power supply circuit and at least one LED module. The power supply circuit comprises input terminals (K | 2015-05-07 |
20150123550 | MULTI-STRING LED CURRENT CONTROL SYSTEM AND METHOD - Embodiments described herein provide a LED lighting system and method. A transformer has a primary winding and a secondary winding. A plurality of LED strings are coupled to the secondary winding of the transformer. At least one switch is coupled to at least one of the plurality of LED strings. A controller is coupled to the at least one switch and configured to control the operation of the at least one switch such that current flows through the plurality of LED strings in an alternating manner. | 2015-05-07 |
20150123551 | STRUCTURE OF LED LIGHT SET - An LED light set includes a controller connected with an electric plug and a main light string of a plurality of main light bulbs in serial arrangement. Each of the main light bulbs is connected with an associate light string of a plurality of associate light bulbs. A main control IC is provided in the controller to control voltage and current supplied to the main light bulbs of the main light string. An associate control IC is provided within each of the main light bulbs to control voltage and current supplied to the associate light bulbs of the associate light string. The voltage and current supplied to the associate light strings are controlled to be lower than those supplied to the main light string so that conducting wires of each of the associate light string can be made thinner than conducting wires of the main light string. | 2015-05-07 |
20150123552 | Overvoltage Protection Circuit, LED Backlight Driving Circuit and LCD - An OVP circuit includes a voltage boost circuit, for boosting an input voltage into an output voltage in need and providing the output voltage to a load, a voltage control module for controlling the voltage boost circuit to boost an input voltage into an output voltage in need and for providing the output voltage to the load, an overvoltage protection module for monitoring a voltage of a positive terminal of the load to enable or disable the voltage control module, and an overvoltage adjusting module for monitoring an operation voltage of the load to adjust the overvoltage. It effectively prevents from the abnormal operation attributed by over practical operation voltage or prevents components from damage attributed by tardy protection. The present invention also proposes an LED backlight driving circuit using the OVP circuit and an LCD having the LED backlight driving circuit. | 2015-05-07 |
20150123553 | MULTI-CONTROL LIGHT REGULATOR - A multi-control light regulator includes a microprocessor, a regulator including a rectifier electrically connected to a power source and a LED lamp and a drive circuit electrically connected to the rectifier and the microprocessor, and a sensor electrically connected to the microprocessor and the power source. Thus, the microprocessor determines the LED lamp to be dimmable or non-dimmable subject to the operation of the regulator and gives a proper control to the LED lamp. | 2015-05-07 |
20150123554 | MODULAR CONSTANT CURRENT REGULATOR - Constant current regulator ( | 2015-05-07 |
20150123555 | LED DISPLAY SYSTEMS - An LED display system comprises an LED array and an LED driver circuit. An LED driver circuit comprises components including a phase lock loop, a pulse width modulation engine, a configuration register, a series of gain adjustable fast charge current sources, and a serial input/output interface. The components in this driver circuit may be integrated on a same chip. The LED array may be arranged in a common cathode configuration. | 2015-05-07 |
20150123556 | LIGHTING DEVICE AND LUMINAIRE - A lighting device includes a switching regulator having an inductor and a switching device, and a controller. The controller includes a peak current detector that outputs a peak detection signal when detecting that a current flowing through the switching device reaches a threshold, a zero-cross detector that outputs a zero-cross detection signal when a current discharged from the inductor reaches a predetermined lower limit value or less, a synchronization signal controller that outputs a periodic synchronization signal, and a switching controller. The switching controller turns on the switching device in synchronization with a start of an on-period of the synchronization signal and the zero-cross detection signal, and turns off the switching device in synchronization with the peak detection signal. The peak current detector reduces the threshold when an on-period of the synchronization signal finishes, and increases the threshold to an original value when an on-period of the synchronization signal starts. | 2015-05-07 |
20150123557 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - An organic light emitting display device includes a display panel including data lines, scan lines, initialization lines, and a plurality of pixels, wherein a pixel of the pixels includes: a driving transistor including a gate electrode coupled to a first node, a first electrode coupled to a second node, and a second electrode coupled to a third node, the driving transistor configured to control an amount of a drain-to-source current of the driving transistor according to a voltage applied to the first node; an organic light emitting diode configured to emit light depending on the drain-to-source current of the driving transistor; a first transistor coupled between the second node and a data line of the data lines, the first transistor configured to be turned on by a scan signal applied to a scan line of the scan lines; a second transistor configured to initialize the first node by being turned on; and a first capacitor coupled between the first electrode and the second electrode of the second transistor. | 2015-05-07 |
20150123558 | DISPLAY UNIT AND ELECTRONIC APPARATUS - A display unit provided with a display panel including a light emitting element and a pixel circuit for each pixel, and a drive circuit configured to drive each of the pixels. The pixel circuit includes: a first transistor configured to sample a voltage corresponding to a picture signal, the first transistor having characteristics that a parasitic capacitance at a time when the first transistor is turned off is decreased as magnitude of negative bias applied to a gate voltage is increased; a second transistor configured to control a current flowing through the light emitting element based on magnitude of the voltage sampled by the first transistor; and a retention capacitance configured to retain the voltage sampled by the first transistor. | 2015-05-07 |
20150123559 | OPTICAL SEMICONDUCTOR LIGHTING APPARATUS - An optical semiconductor lighting apparatus includes: a housing; a heat discharge block which is made of a metal and is embedded in the housing; an AC direct-connection module which is made of a metal and is embedded in the housing, the AC direct-connection module including a semiconductor optical device which is driven in an AC direct-connection scheme; and an insulation connector which is provided in the AC direct-connection module and is exposed to an outside of the housing for electrical connection with an external power source. | 2015-05-07 |
20150123560 | METHODS AND APPARATUS FOR INTERPOLATING LOW FRAME RATE TRANSMISSIONS IN LIGHTING SYSTEMS - Methods and apparatus, including computer program products, for interpolating low frame rate transmissions in lighting systems. A method ( | 2015-05-07 |
20150123561 | CONTROL OF LIGHTING DEVICES - Presence adaptive lighting control strategies are known to be very effective in reducing energy consumption in buildings. Ultrasonic array sensors have been proposed for reliable presence sensing. Systems and methods are disclosed by which additional sensing functionalities may be enabled for providing new control functions, with the array sensor as basic sensing platform. In particular, hybrid sensing that combines portable sensors (possibly, user enabled) and fixed-infrastructure sensors is considered. Applications are, for example, active presence sensors in lighting control applications. | 2015-05-07 |
20150123562 | INFRARED SENSOR ARRAY BASED TEMPERATURE MONITORING SYSTEMS FOR DATA CENTERS AND RELATED METHODS - Temperature monitoring systems for data centers include a plurality of ceiling-mounted infrared sensor arrays. Each infrared sensor array includes a two-dimensional array of infrared emission sensors, and at least some of the infrared emission sensors have field of view patterns that project onto aisle faces of equipment racks that are mounted in rows in the data center. These systems may further include a controller that is remote from at least some of the infrared sensor arrays and that is in communications with the infrared sensor arrays, the controller configured to provide a two-dimensional thermal map of the aisle faces of the equipment racks based at least in part on temperature data received from the infrared sensor arrays. | 2015-05-07 |
20150123563 | SYSTEMS AND METHODS FOR COMMISSIONING A LIGHTING SYSTEM - Embodiments are provided for commissioning a lighting system that includes a plurality of luminaires. According to certain aspects, an electronic device can, for each of the plurality of luminaires, connect to a luminaire and retrieve an identification of the luminaire. The electronic device can associate its location as the location of the luminaire, as well as prompt a user to associate a layout tag of existing layout data for the lighting system with the luminaire. The electronic device can transmit the commissioning data for the lighting system to a server for remote storage. The server enables remote access to the commissioning data by various electronic devices and users thereof. | 2015-05-07 |
20150123564 | SYNTHESIZING LIGHTING TO CONTROL APPARENT COLORS - Illumination of an environment can be selected based on target colors that the illumination would provide for specific samples. One process for synthesizing the illumination includes repeatedly selecting settings for separate light sources in a luminaire system and determining a difference between the target colors of the samples and apparent colors of the samples under illumination that the luminaire system would produce with the settings selected. The differences thus determined can be used to identify a synthesized illumination, for example, the synthesized illumination that provides a smallest difference. A luminaire system can implement such a process in a luminaire or in a control system for luminaires. | 2015-05-07 |
20150123565 | MINIMUM OFF TIME CONTROL SYSTEMS AND METHODS FOR SWITCHING POWER CONVERTERS IN DISCONTINUOUS CONDUCTION MODE - Systems and methods are provided for managing switching operation of a power converter, for example and without limitation, for powering LEDs in an efficient manner. According to one aspect, a system for managing a switching operation of a power converter includes an off time control system for managing operation modes of a power converter. The off time control system includes an active device for transmitting a bias signal, where the bias signal is configured for modulating a zero diode current signal for controlling a trigger signal, and a resistive body for discharging the bias signal. | 2015-05-07 |
20150123566 | LOW VOLTAGE LIGHTING POWER SUPPLY SYSTEMS AND METHODS - The present application discloses systems and methods for providing low voltage power for low voltage lighting sources, e.g., so-called landscape lighting. A low voltage lighting power supply includes an enclosure and a power circuit enclosed in the enclosure. In some embodiments the power circuit has a primary side and a secondary side. The primary side accepts power from a main power source and the secondary side has a plurality of separate output power circuits, each output power circuit generating a separate low voltage lighting power signal capable of lighting a plurality of low voltage light sources and each being rated for a particular output. | 2015-05-07 |
20150123567 | TRANSFORMER VOLTAGE DETECTION IN DIMMABLE LIGHTING SYSTEMS - An illumination system detects a peak value of a voltage of a transformer supplying an LED module by analyzing the current value of the voltage and an on-time of the voltage. Based on the detected peak value, a property of the illumination system is adjusted. | 2015-05-07 |
20150123568 | LOAD DRIVE CIRCUIT, LOAD DRIVE METHOD, AND LUMINAIRE - A load drive circuit may include a DC power source configured to provide a DC output voltage for at least one load based on an output voltage of an AC/DC converter, the DC output voltage having a ripple, a variable resistance module connected to the load, a ripple reduction module that generates, based on a reference voltage and a feedback signal from the load, a variable resistance adjusting signal for adjusting the resistance of the variable resistance module so as to reduce a ripple of the load current, wherein the reference voltage is generated based on the DC output voltage, and a reference voltage adjusting module that adjusts the average value of the reference voltage based on the variable resistance adjusting signal, so as to make the average value of the reference voltage approach the average value of the feedback signal as much as possible. | 2015-05-07 |
20150123569 | LIGHTING FIXTURE WITH TOUCH-SENSITIVE LIGHT EMITTING SURFACE - Disclosed are methods and apparatus related to a LED-based lighting fixture having a touch-sensitive light emitting surface that may be touched by a user to change light output characteristics of LEDs of the lighting fixture. The LED-based lighting fixture may include a flexible touch-sensitive layer and a flexible light emitting layer having a plurality of individually controllable LED groups. Touch events may be detected via input from the flexible touch-sensitive layer and at least one light output characteristic of the LED groups altered in correspondence with the touch events. | 2015-05-07 |
20150123570 | Method of Automatically Providing Aisle Lighting and Apparatus to Perform the Same - A method and system for lighting merchandising aisles, in particular check-out aisles, is disclosed. A control unit activates lighting of the aisles automatically when the presence of a cashier is detected. Communicative links between control units in adjacent aisles allow lights to be controlled despite aisle space between the control unit and lighting hardware. The communicative link may be wireless. Frequency switching or encoding may be used to pair sets of controllers for a given aisle to the exclusion of others. Override switches are also provided as are power output for the lighting hardware and other ancillary hardware. The invention may also be adapted to merchandizing gondolas and end caps. | 2015-05-07 |
20150123571 | THERMAL PROTECTION STRUCTURE FOR MULTI-JUNCTION LED MODULE - A system includes a plurality of light-emitting devices electrically coupled together. A temperature of each of the light-emitting devices is correlated with a voltage of said light-emitting device. The system includes a current driver configured to control an amount of current through at least a subset of the light-emitting devices. The system includes electronic circuitry that is electrically coupled to the subset of the light-emitting devices. The electronic circuitry is configured to: measure a voltage of the subset of the light-emitting devices while the light-emitting devices are in operation; determine, based on the measured voltage, whether the subset of the light-emitting devices is hotter than an acceptable temperature threshold; and instruct the current driver to reduce the amount of current through the subset of the light-emitting devices if the subset of the light-emitting devices has been determined to be hotter than the acceptable temperature threshold. | 2015-05-07 |
20150123572 | ILLUMINATION LIGHT SOURCE - An illumination light source includes: a light-emitting unit; a disturbance detecting unit which detects a specific disturbance; a timer circuit that times a first period and a second period, the first period starting from when the disturbance detecting unit detects the specific disturbance, a second period immediately following after the first period; and a driving circuit that turns ON the light-emitting unit at a start of the first period, causes the light-emitting unit to emit light during the first period, causes the light-emitting unit to emit light that is different from the light emitted during the second period, and turns OFF the light-emitting unit at an end of the second period. | 2015-05-07 |
20150123573 | LED ACTUATING DEVICE AND METHOD - An LED actuating device comprises an LED actuating module, the LED actuating module comprises a micro-programmed control unit (MCU), a VF-value detection module, an actuator and an LED lamp unit; the MCU receives the VF value detected by the VF-value detection module; when the VF value is greater than or equal to a first boundary value, the LED lamp unit is actuated to operate in the constant current area at the first constant actuating current by the actuator; when the VF value is less than the first boundary value, the LED lamp unit is actuated to operate in the regulation area at the continuous step-down actuating current by the actuator until the VF is equal to the second boundary value, and the second boundary value is less than the first boundary value. | 2015-05-07 |
20150123574 | LED ACTUATING DEVICE AND METHOD - An actuating device comprises an LED actuating module. Said LED actuating module comprises a micro-programmed control unit (MCU), an actuator, a VF-value detection module, a PN-junction temperature acquisition module and an LED lamp unit. The MCU determines the current value matched with the LED lamp unit based on the VF value detected by the VF-value detection module and the temperature value detected by the PN-junction temperature acquisition module, and then determines the width of the PWM pulse output to the actuator according to the current value, and the actuator actuates an LED to operate at the matched current value. | 2015-05-07 |
20150123575 | COMMUNICATION SYSTEM - A system according to various embodiments of the disclosure includes a bus and a plurality of devices coupled to the bus, the devices configured to communicate with each other via the bus. The system further includes a power supply coupled to the bus, the power supply for supplying power to the plurality of devices via the bus. The power supply is configured to detect an event, and in response to the event, alternately supply power to the plurality of devices via the bus at a first current level or at a second current level, the second current level less than the first current level. Among other things, embodiments in this disclosure help allow additional devices to be used on a bus, even where the total power consumption of the devices would normally exceed a maximum defined by a bus architecture. Furthermore, various embodiments help allow a single gauge of wire to be used throughout a bus network (even where long lengths of wire are required) while still providing sufficient power to the devices connected to the bus. | 2015-05-07 |
20150123576 | MOTOR DRIVE CONTROL DEVICE AND OPERATION METHOD THEREOF - When a motor drive control device is integrated in a semiconductor integrated circuit having a small chip area, calibration for improving the accuracy of detection of a counter electromotive voltage, which is for detecting the speed of a motor, is enabled. A first multiplier performs multiplication between a drive current detection signal and first gain information in a first register. A subtractor performs subtraction between a drive voltage command signal and a first multiplication result in the first multiplier. A second multiplier performs multiplication between a subtraction result in the subtractor and second gain information in a second register to generate counter electromotive voltage information as information on a second multiplication result. The drive voltage command signal in a control unit is set to a predetermined value to generate a condition which maintains the speed of the motor and a counter electromotive voltage at substantially zero. | 2015-05-07 |
20150123577 | CONTROL APPARATUS FOR AC MOTOR - A control apparatus controls an AC motor by detecting current passing through one phase. The apparatus includes an upper controller which includes a torque command calculation section, and a torque monitoring section monitoring torque to determine whether the torque is within a range, and a lower controller which controls current supply to an inverter based on a torque command value to control the motor, and which acquires information on a current-supply state and a rotation state of the motor and transmits information on a control state to the upper controller. At least one of the controllers estimates a current estimate value of an estimated phase or a d-q axis current estimate value based on a current detection value of the one phase and an electrical angle, and calculates information for monitoring torque based on the current estimate value. The torque monitoring section monitors the torque based on the information. | 2015-05-07 |
20150123578 | METHOD AND APPARATUS FOR INCREASING A CURRENT SENSING RANGE IN A POLYPHASE MOTOR SYSTEM - A method of increasing a current sensing range for a vehicle or other polyphase motor system includes measuring phase currents delivered to a motor of the system. A controller calculates an absolute value of each phase current, compares each calculated absolute value to a saturation limit to determine whether only one sensor is saturated, and extrapolates a phase current value of the saturated sensor. The calculated temporary phase current is used as the extrapolated phase current value for the saturated sensor, and a control action is executed using the extrapolated phase current value only when the calculated temporary phase current value exceeds the measured value for the saturated sensor and a sign of the calculated temporary phase current value matches that of the measured value for the saturated sensor. A system includes the motor, a power inverter module, phase current sensors, and a controller which executes the method. | 2015-05-07 |
20150123579 | METHOD AND APPARATUS FOR CONTROLLING POWER CONVERTER WITH INVERTER OUTPUT FILTER - Power converters and methods are presented for driving an AC load connected through an intervening filter circuit, in which at least one filter current or voltage signal or value is determined according to feedback signals or values representing an output parameter at an AC output of the power converter, and AC electrical output power is generated at the AC output based at least partially on the at least one filter current or voltage signal or value. | 2015-05-07 |
20150123580 | CONTROL APPARATUS FOR AC MOTOR - According to a control apparatus for an AC motor, a switching section selects a two-phase control current value as a current fixing value, when a first current detection value of a first phase of the AC motor and a second current detection value of a second phase of the AC motor are normal. The switching section selects an one-phase control current value, which is calculated based on a normal phase current detection value, which is a value of a normal phase and is one of the first and second current detection values, as the current fixing value, when an abnormality is detected in part of the first and second current detection values, and a predetermined period has elapsed from the detection of the abnormality. | 2015-05-07 |
20150123581 | CONTROL APPARATUS FOR AC MOTOR - According to a control apparatus for an AC motor, a switching section selects a two-phase control current value as a current fixing value, when a first current detection value of a first phase of the AC motor and a second current detection value of a second phase of the AC motor are normal. The switching section selects an one-phase control current value, which is calculated based on a normal phase current detection value, which is a value of the normal phase and is one of the first and the second current detection values, as the current fixing value, when it is determined that the current supplied to the AC motor has been stabilized after an abnormality is detected in part of the first and second detection values. | 2015-05-07 |
20150123582 | MOTOR DRIVING APPARATUS AND CONTROLLING METHOD THEREOF - Disclosed herein is a motor driving apparatus, including: an inverter applying a direct current voltage to the respective phases of a brushless DC (BLDC) motor by a switching operation; and a motor driver detecting counter electromotive force patterns in floating sections of the respective phases, detecting zero cross points (ZCPs) of the respective phases using the counter electromotive force patterns, and then generating a PWM signal for controlling a switching operation of the inverter and a phase switching of the respective phases using position information of the zero cross points (ZCPs). | 2015-05-07 |
20150123583 | MOTOR DRIVING CONTROL APPARATUS AND METHOD, AND MOTOR SYSTEM USING THE SAME - A motor driving control apparatus may include a zero cross point (ZCP) detecting unit detecting back electromotive force generated by a motor apparatus and detecting a plurality of zero cross points in the back electromotive force, a zero cross point correcting unit correcting the plurality of zero cross points when a time interval between the plurality of zero cross points is equal to a predetermined error period or longer, and a controlling unit controlling driving of the motor apparatus using the plurality of corrected zero cross points. | 2015-05-07 |
20150123584 | METHOD AND CONTROL SYSTEM FOR SUPPRESSION OF VIBRATION - A method for suppression of vibration includes: adjusting a center frequency of a band-pass filter, and subjecting a to-be-detected signal to processing by the band-pass filter to result in a bandpass-filtered signal; performing signal processing upon the bandpass-filtered signal to obtain a converted result; determining whether a scanning process is completed, and repeating the previous two steps when a result is negative to obtain plural converted results; determining a maximum value among the converted results, and determining the corresponding center frequency to serve as an interference frequency; and setting the interference frequency as an operating frequency of a notch filter. | 2015-05-07 |
20150123585 | ENCODER, MOTOR WITH ENCODER, AND SERVO SYSTEM - An optical module includes: a light source configured to emit diffusion light to tracks; one light receiving array and another light receiving array which are arranged across the light source in a width direction substantially vertical to the measurement direction; a light receiving array arranged between the one light receiving array and the light source, and configured to receive light which is reflected at the tracks having a first incremental pattern; and a light receiving array arranged between the another first light receiving array and the light source, and configured to receive light which is reflected at the tracks having a second incremental pattern which pitch is longer than a pitch of the first incremental pattern. | 2015-05-07 |
20150123586 | ENCODER, MOTOR WITH ENCODER, AND SERVO SYSTEM - The encoder includes a plurality of slit tracks, a point light source, two first light-receiving arrays, two second light-receiving arrays, and a third light-receiving array. The plurality of slit tracks respectively comprises a plurality of reflection slits arranged along a measurement direction. The point light source is configured to emit diffusion light to the plurality of slit tracks. The two first light-receiving arrays are disposed sandwiching the point light source in a width direction substantially orthogonal to the measurement direction. The two second light-receiving arrays are disposed sandwiching the point light source in the measurement direction. The third light-receiving array is configured to receive light reflected by the slit track comprising an incremental pattern that differs in pitch from other incremental patterns, and is disposed at a position in a direction where the first light-receiving array is disposed than the point light source. | 2015-05-07 |
20150123587 | ENCODER, MOTOR WITH ENCODER, AND SERVO SYSTEM - An encoder includes a plurality of slit tracks, a point light source, a first light-receiving array, and a second light-receiving array. The plurality of slit tracks respectively comprises a plurality of reflection slits arranged along a measurement direction. The point light source is configured to emit diffusion light to the plurality of slit tracks. The first light-receiving array is configured to receive light reflected by the slit track comprising an incremental pattern, and is disposed at a position in a first direction than the point light source. The second light-receiving array is configured to receive light reflected by the slit track comprising an incremental pattern that differs in pitch from the slit track corresponding to the first light-receiving array, and is disposed at a position in a second direction than the point light source. The second direction forms an angle θ with respect to the first direction. | 2015-05-07 |
20150123588 | ENCODER, MOTOR WITH ENCODER, AND SERVO SYSTEM - An encoder includes a plurality of slit tracks, a point light source, a first to third light-receiving arrays. The plurality of slit tracks respectively comprises a plurality of reflection slits. The point light source emits diffusion light to the plurality of slit tracks. The first light-receiving array receives light reflected by the slit track comprising an incremental pattern. The second light-receiving array receives light reflected by the slit track comprising an incremental pattern longer in pitch than other incremental patterns, and is disposed at a position on a side of a direction where the point light source is disposed, than the first light-receiving array, The third light-receiving array receives light reflected by the slit track comprising an absolute pattern, and is disposed at a position on a side of a direction where the point light source is disposed, than the first light-receiving array. | 2015-05-07 |
20150123589 | ENCODER, MOTOR WITH ENCODER, SERVO SYSTEM, AND SIGNAL PROCESSING METHOD FOR ENCODER - An encoder includes a measurement target which is coupled to a motor, a module which is positioned relative to the measurement target and generates signals based on motion of the measurement target, and a control device which generates and outputs position data based on the signals from the module and includes a position detector, an abnormality detector, a cause analyzer, a non-volatile memory, and a non-volatile memory controller. The position detector detects a position of the motor, the abnormality detector detects an abnormality based on state information including a state of the position detector, the cause analyzer analyzes the state information when the abnormality detector detects the abnormality such that a cause of the abnormality detected by the abnormality detector is identified, and the non-volatile memory controller stores in the non-volatile memory a result of analysis obtained by the cause analyzer. | 2015-05-07 |
20150123590 | METHOD AND CIRCUIT ASSEMBLY FOR DRIVING A STEPPER MOTOR - A method and a circuit assembly for driving a 2, 3- or more phase stepper motor by predetermined courses of current curves, especially for a microstep operation, is disclosed. For minimizing the memory capacity needed for storing supporting points of the course of the current curve by which the microsteps are realized, the course of the current curve is divided into a number of segments to which each a basic or main gradient between adjacent supporting points is assigned, so that for each of the supporting points only a deviation of the gradient at this supporting point from the related basic or main gradient has to be stored. | 2015-05-07 |
20150123591 | MOTOR DRIVING CIRCUIT - A logic circuit controls a bridge circuit connected to a coil of a stepping motor in synchronization with an input pulse, so as to control electric power supplied to the coil of the stepping motor. A back electromotive force detector detects the back electromotive force V | 2015-05-07 |
20150123592 | MOTOR CONTROLLER - A motor controller is configured to control a driving of an AC motor. The motor controller includes a voltage calculation part, a voltage limit value generation part, and a d-axis current adjustment part. The voltage calculation part is configured to calculate a voltage instruction value. The voltage limit value generation part is configured to generate a first voltage limit value at which a power conversion efficiency becomes substantially the maximum corresponding to a drive characteristic of the motor. The d-axis current adjustment part is configured to adjust a d-axis current on the basis of a deviation between the first voltage limit value and the voltage instruction value. | 2015-05-07 |
20150123593 | Hanging Folder Device Charging System - A device charging system includes a base that has two opposing rim edges that are substantially parallel to each other and are spaced apart by a width corresponding to a hanging folder rail width. Several jacks are on a surface of the base, each is electrically connected to a source of power. Several hanging folders, each having integrated hanging folder rails, interface to the two opposing rim edges. The hanging folder rails are of a width corresponding to the hanging folder rail width. Several devices are physically held within a corresponding hanging folder and each device is electrically connected to one of the jacks by a charging cable, thereby providing power from the source of power to charge that device | 2015-05-07 |
20150123594 | Charging Device with Auto-On Circuit and System - An electronic device having an auto-on circuit is provided. The electronic device can include a power supply or charging circuit and a control circuit. The control circuit can cause the power supply or charging circuit to deliver energy to an external device. The auto-on circuit can activate the control circuit in response to one or more trigger input circuits. Each trigger input circuit can actuate a switch and deliver an auto-on signal to the control circuit. The control circuit can then actuate a latch to deliver power to a power input terminal to keep itself powered ON. | 2015-05-07 |
20150123595 | INTELLIGENT CONTEXT BASED BATTERY CHARGING - Aspects disclosed include systems and methods for context based battery charging. In one aspect, context information about usage patterns of an electronic device is used to customize charging a rechargeable battery. In one aspect, a predictive engine accesses context information and generates a predicted charge duration. A charging application customizes charging parameters in a battery charger based on the predicted charge duration. In some aspects, the charging application may generate suggestions to a user to improve battery charging. | 2015-05-07 |
20150123596 | CHARGING DEVICE - A charging device for charging a storage battery includes a converter module which converts AC power into DC power, and a charging management module which includes a communication unit for data exchange with an external device, a DC charging unit for receiving the DC power, a processing unit receiving input charging data from the external device via the communication unit, and a memory unit storing preset charging data. The processing unit, based on one of the input charging data and the preset charging data, controls the DC charging unit to convert the DC power into a DC charging power that is used to charge the storage battery and that conforms with a charging characteristic of the storage battery. | 2015-05-07 |
20150123597 | BATTERY-CHARGING APPARATUS AND METHOD OF ELECTRONIC DEVICE - A charging apparatus and a method for a battery-powered electronic device are provided. The charging method includes detecting a connection of a charger, checking a charging power and a discharging power of a battery while charging the battery with an output of the charger, determining whether the electronic device is in a normal charging state according to a difference between the charging and discharging powers, restricting, when the electronic device is in an abnormal charging state, supply of operation power from the battery, and supplying, when the electronic device is in the normal charging state, the operation power from the battery. | 2015-05-07 |
20150123598 | DETACHABLE CHARGING SYSTEM FOR A VEHICLE - A detachable charging system for a vehicle including an interface device that receives power from the vehicle and outputs the power to a detachable charging unit that detachably couples with and electrically connects to the interface device. The detachable charging unit includes a power storage device. The detachable charging unit outputs power stored in the power storage device to a mobile device when the charging unit is detached from the interface device. The detachable charging unit outputs power received from the interface device and/or stored in the power storage device to the mobile device when the charging unit is electrically connected to the interface device. | 2015-05-07 |
20150123599 | METHOD FOR RAPID CHARGING AND ELECTRONIC DEVICE THEREOF - A method and an apparatus for rapid charging in an electronic device are provided. In a method for charging a battery of an electronic device, an operation environment of the electronic device is determined. A charging current corresponding to the operation environment of the electronic device is set. Battery charging is started using the set charging current. The battery is charged using a maximum allowed charging current, such that a battery charging time may be reduced. | 2015-05-07 |
20150123600 | SELF-CONTAINED AUTOMATIC BATTERY CHARGING SYSTEMS AND METHODS - There is disclosed in an embodiment, a charger having a PCB that enable input AC power to flow into the system. A first high frequency switchmode converter converts AC input power into DC power and to provide active power factor correction. The converter comprising a high frequency isolation transformer providing electrical isolation between primary and secondary system circuitry. A second high frequency switchmode converter connected to DC output from the first converter regulates output voltage and limits system output current. DC output is connected to a battery and/or other electrical storage device to be charged and/or to a parallel-connected DC load to be powered. An optional accessory PCB is electrically connected to the power board, housed in a same chassis or enclosure. The accessory board provides optional features including an LCD, alarm output relay(s), and/or a CANbus interface. Other embodiments are also disclosed. | 2015-05-07 |