41st week of 2014 patent applcation highlights part 18 |
Patent application number | Title | Published |
20140300257 | TILT PREVENTION ASSEMBLY FOR A SERIES OF DRAWERS IN A TOOL CABINET - The invention relates to a tilt prevention assembly for a series of drawers in a tool cabinet, comprising a frame which, when in use, is connected to the tool cabinet, as well as a securing member pivotably mounted to the frame, which securing member is pivotable between a securing position in which the securing member forms an obstruction for the movement of the closed drawers, and between a releasing position in which a drawer is moveable at least to an extended position. The tilt prevention assembly also comprises an actuator member that is arranged for pivoting the securing member under the influence of the movement of the drawers to the securing position or the releasing position. | 2014-10-09 |
20140300258 | Housing For An Electronic Device - A housing for an electronic device includes a housing body, a bottom cover, and a locking member. The housing body includes an engaging slot and a through hole. The bottom cover includes an engaging hook for engaging the engaging slot. An inner surface of the housing body or the bottom cover is provided with a positioning element. The locking member extends through the through hole, and includes an engaging portion disposed on the inner surface of the housing body, and a control portion exposed from the through hole. The control portion is operable to move the engaging portion between a locking position where the engaging portion engages the positioning element and an unlocking position where the engaging portion is separated from the positioning element to thereby facilitate assembly and disassembly of the bottom cover to and from the housing body. | 2014-10-09 |
20140300259 | Cosmetic Box with Fan and Nail Drying Apparatus - We disclose a cosmetic box inspired by the traditional Asian design. The box comes equipped with electrical apparatus for drying and sterilizing make-up. A fan is mounted within the box. When the drawers are ajar, the fan blows air toward the user's face and hair. When the drawers are removed, the user may insert her hands into the drawer cavity to dry her nail polish. Ultra-violet light bulbs are also mounted within the box. The bulbs assist in the sterilization of nail polish as well as the contents of the box. | 2014-10-09 |
20140300260 | CART AND DRAWER ASSEMBLY - A cart and drawer assembly ( | 2014-10-09 |
20140300261 | Locker Assembly with Interlocking Panels - A method of using uniform interlocking shelves and supports to install a customizable storage system inside the confines of a standard locker. | 2014-10-09 |
20140300262 | DRIVE DEVICE FOR MOVEABLE FURNITURE COMPONENT - Drive device for a movable furniture component, particularly for a drawer, comprising an ejection device having an ejection force accumulator for ejecting the movable furniture component into an open position, and a retraction device having a retraction force accumulator for retracting the movable furniture component from an open position into a closed position, wherein the ejection force accumulator can be charged by the retraction force accumulator during refraction of the movable furniture component. | 2014-10-09 |
20140300263 | REFRIGERATOR AND METHOD OF MANUFACTURING THE SAME - A door of a refrigerator includes a front panel formed of a metal material, a display unit including a display portion which is disposed at a rear side of the front panel and on which operating information of the refrigerator is displayed when the display portion becomes bright or dark, and a plurality of through holes formed in a region of the front panel corresponding to the display portion. Although the display unit is hidden inside the door, information displayed on the display unit can be seen to a user through the plurality of through holes. | 2014-10-09 |
20140300264 | REFRIGERATOR - A refrigerator may allow the inner space of a storage box to be sealed by a gasket disposed between the shelf and the storage box and adjust humidity of the sealed inner space of the storage box by disposing a moisture-permeable membrane on the shelf. The refrigerator includes a body, a storage compartment arranged in the body, a shelf arranged in the storage compartment and provided with an extension portion, a storage box coupled to a lower portion of the shelf, the storage box being provided with an edge portion, a plurality of rails provided at sidewalls of the storage compartment to guide the storage box, the rails being provided with an inclined portion, a gasket coupled to the extension portion of the shelf to seal an inner space of the storage box, and a moisture-permeable membrane arrange at the shelf. | 2014-10-09 |
20140300265 | REFRIGERATOR - A refrigerator is provided. The refrigerator may include a main body having a first storage compartment and a second storage compartment, a first door rotatably coupled to the main body to open and close the first storage compartment, a second door slidably coupled to the main body to open and close the second storage compartment, a receptacle received in the second storage compartment and coupled to the second door to move together with the second door, and a camera installed at the main body to take a picture of an interior of the receptacle. A controller may combine a plurality of pictures taken by the camera as the second door is moved, and may correct the images into an image showing the interior of the receptacle. | 2014-10-09 |
20140300266 | APPARATUS AND METHOD FOR ACCESSING REFRIGERATED ITEMS - A rotatable shelf for use in a refrigerator that may include a support bracket configured to support a turntable but is not required. A bearing ring may be disposed between the support bracket and the turntable, wherein the bearing ring is configured to facilitate the rotation of the turntable relative to the support bracket. The support bracket may further be configured to be installed into an interior space of a refrigerator such that the rotatable shelf assembly is oriented in a substantially horizontal direction. A user may then place items onto the turntable and manually or automatically rotate the turntable to access the items. Sensors may be configured to receive user input. | 2014-10-09 |
20140300267 | LIGHT EMITTING DEVICE - Disclosed is a light emitting device. The light emitting device includes a body having a cavity, a light emitting part in the cavity, a reflective layer on an inner surface of the cavity, and a light conversion layer adjacent to the reflective layer. The light emitting device includes a body having the cavity, a light emitting part in the cavity, and a light conversion part on a path of a light from the light emitting part. The light conversion part includes a first light conversion lens part, and a second light conversion lens part beside the first light conversion lens part. | 2014-10-09 |
20140300268 | INTEGRATED WIRING LED APPARATUS - An Integrated Wiring LED apparatus, which comprises a set of stabilizing winged folding tabs, as well as a set of receiving platforms forms a first and second electrical coupling means formed integrally with the supporting legs of the LED apparatus. Both the first and second electrical coupling means (i.e., the winged folding tabs, and receiving platforms, respectively) are each formed integral to each of the supporting legs 20, and hence each form a unitary structure with each supporting leg structures which connect to the LED body. This integral winged and platform structure are adapted and configured such that electrical conductive wires can be connected on the supporting legs easily and the position of the wires can be fixed firmly, which has advantages of greatly reducing the labor and material cost and manufacturing cost. | 2014-10-09 |
20140300269 | LED BULB - A LED bulb includes a bulb head, a power PCBA of which a bottom is equipped with power pins, a LED PCB mounted to a top of the power PCBA and electrically connecting with the power PCBA, and a cover covered on the LED PCB. The bulb head includes a housing, electrical terminals disposed in the housing and including an anode terminal and a cathode terminal, and a power connection unit mounted to a bottom of the housing and including a bulb base and an anode element. One end of the anode terminal is electrically connected with a top end of the anode element. One end of the cathode terminal projects outside the housing to be electrically connected with the bulb base. The power PCBA is mounted on the housing. The power pins are electrically connected with another two ends of the anode terminal and the cathode terminal. | 2014-10-09 |
20140300270 | ORGANIC EL DEVICE - An organic EL device including an organic EL portion, wiring, and an externally-connecting terminal, which are disposed above a substrate having flexibility. The substrate has a first region above which the organic EL portion is disposed, a second region above which the terminal is disposed, and a bend portion between the first and second regions. The bend portion corresponds to a predetermined portion of the organic EL device at which the organic EL device is to be bent. The organic EL portion is covered by an inorganic sealing film, and the inorganic sealing film is covered by a resin sealing film. An end of the inorganic sealing film in a direction of the terminal does not extend over the bend portion towards the terminal, and an end of the resin sealing film in the direction of the terminal extends over the bend portion towards the terminal. | 2014-10-09 |
20140300271 | LAMP USING SOLID STATE SOURCE - A lamp includes a single string of light emitting diodes (LEDs), driven in common, configured to cause the lamp to emit a visible light output via a bulb. The lamp also includes a lighting industry standard lamp base, which has connectors arranged in a standard three-way lamp configuration, for providing electricity from a three-way lamp socket. Circuitry connected to receive electricity from the connectors of the lamp base as standard three-way control setting inputs drives the string of LEDs. The circuitry is configured to detect the standard three-way control setting inputs and to adjust the common drive to the string of LEDs to selectively produce a different visible light outputs of the lamp via the bulb responsive to the three-way control setting inputs. The lamp may also include nanophosphors pumped by emissions of the LEDs, so that the lamp produces a white light output of particularly desirable characteristics. | 2014-10-09 |
20140300272 | CONTROL PANEL, CONTROL METHOD THEREOF AND CLOTHES TREATING APPARATUS HAVING THE SAME - Disclosed are a control panel provided on an apparatus to control the apparatus, a control method thereof, and a clothes treating apparatus having the control panel. The control method includes the actions of receiving, at a clothes treating apparatus, a power supply command through a power input unit; and based on receiving power to the control panel, controlling a target light emission unit located on a panel body of the clothes treating apparatus. The controlling includes the actions of dividing a duty cycle of current supplied to each of a plurality of light emission units into a duty cycle of the target light emission unit and a duty cycle of a background light emission unit, the plurality of light emission units being located under the light discharge unit and being configured to emit light toward the light discharge unit. | 2014-10-09 |
20140300273 | LIGHT-EMITTING CONTAINER - A light-emitting container ( | 2014-10-09 |
20140300274 | NEAR UNITY POWER FACTOR LONG LIFE LOW COST LED LAMP RETROFIT SYSTEM AND METHOD - Disclosed are various embodiments of low cost high quality LED (Light Emitting Diode) retrofit lamp devices capable of operating in a wide range of power and to supersede conventional lighting devices such as incandescent, halogen, sodium or fluorescent lamps. The disclosed embodiments include various LED lamp retrofit apparatuses that maximize the electro-mechanical-optical compatibility of seven interactive systems, such as: LEDs, LED Panel, Supply Adaptor, Housing, Lens/diffuser Shield, In/Out Electrical Wiring an LED driver. LED lamp retrofit apparatuses include incandescent, halogen, fluorescent, and sodium lamps. Drivers for such LED retrofit lamps include alone or in combination is double stage boost—isolated flyback, single stage boost, no opto-coupler isolated flyback, single stage single ground flyback, single stage constant off time buck-boost, single stage single ground self-supply buck-boost, pseudo double stage boost-isolated flyback, pseudo double stage boost—non isolated flyback, pseudo double stage boost—COT buck-boost, pseudo double stage boost—SG buck-boost, series circuit monolithic, parallel circuit monolithic, single cell anode loaded voltage controlled limited current switch (VCLCsw), single cell cathode loaded voltage controlled limited current switch (VCLCsw), overall feedback series monolithic circuit, overall feedback parallel monolithic circuit, monolithic multi stripes, high reliability series monolithic circuit, minimum parts series monolithic circuit, minimum parts parallel monolithic circuit, 120 Vac series monolithic circuit, simplified series monolithic circuit, simplified parallel monolithic circuit, monolithic diodes source feedback parallel circuit, operational amplifier (OPAM) monolithic parallel circuit, diodes gate feedback monolithic parallel circuit, resistor gate feedback monolithic parallel circuit, according to one embodiment, totem pole feedback monolithic parallel circuit, monolithic 8 Pin DC chip, and monolithic 8 Pin AC chip. | 2014-10-09 |
20140300275 | Control Device for Providing A Visual Indication of Energy Savings and Usage Information - A dimmer switch for controlling the amount of power delivered to and thus the intensity of a lighting load comprises a visual display operable to provide a visual indication representative of energy savings and usage information. The dimmer switch comprises an intensity adjustment actuator, such as a slider knob or a rotary knob, which may be coupled to a potentiometer for adjusting the amount of power delivered to the lighting load. The potentiometer may comprise a dual potentiometer including a resistive element and a conductive element having a cut. The visual display may comprise a single visual indicator, which may be illuminated a first color, such as green, when the intensity of the lighting load is less than or equal to the eco-level intensity, and illuminated a second different color, such as red, when the intensity of the lighting load is greater than the eco-level intensity. | 2014-10-09 |
20140300276 | Commissioning of lighting systems - A lighting system that includes luminaires ( | 2014-10-09 |
20140300277 | LIGHTING CONTROL SYSTEM AND LIGHTING CONTROL METHOD - Plural luminaires are installed in a lighting space surrounded by a wall part. A sensor equipment detects existence or nonexistence of a person in the lighting space. If existence of a person in the lighting space is detected, the sensor equipment detects a direction of the person. The sensor equipment detects a distance between the wall part positioned in front of the direction of the person and the person. A lighting control unit selectively switches between a first control for performing lighting control of the luminaires to illuminate the wall part positioned in front of the direction of the person if the detected distance is a specified distance or less, and a second control for performing lighting control of the luminaires to reduce brightness at a place as the place becomes farther from a position of the person if the detected distance is larger than the specified distance. | 2014-10-09 |
20140300278 | SELF-ADJUSTING LIGHTING DRIVER FOR DRIVING LIGHTING SOURCES AND LIGHTING UNIT INCLUDING SELF-ADJUSTING LIGHTING DRIVER - A lighting unit ( | 2014-10-09 |
20140300279 | LIGHT EMITTING SYSTEM AND LIGHT EMITTING INSTRUCTION APPARATUS - An apparatus and a system using an infrared ray for performing a variety of stage effect operations. In a light emitting system including a light emitting instruction apparatus and a light emitting device, the light emitting instruction apparatus includes an infrared output which outputs an infrared signal modulated by a control code, and the light emitting device includes a receiver which receives the infrared signal, an extractor which extracts the control code from the infrared signal acquired by the receiver, a light emitter which emits visible light in a plurality of colors, and a controller which executes drive control of the light emitter. The control code transmitted by the light emitting instruction apparatus includes a plurality of verification codes which verify whether to match with ID codes preliminarily stored in the light emitter. | 2014-10-09 |
20140300280 | COLOR-CHANGEABLE LAMP - A color-changeable lamp includes a base, a control unit, a deformable lamp body, a color-sensing unit, a pressure-sensing unit and a light-emitting unit. The deformable lamp body is connected with the base and has a closed space. The control unit, the color-sensing unit and the light-emitting unit are disposed at the base. The pressure-sensing unit is disposed in the closed space. The color-sensing unit can sense a color of a target and generate a color signal corresponding to the color of the target, and the pressure-sensing unit can sense the air pressure in the closed space and send a pressure signal to the control unit when the deformable lamp body is deformed. When the pressure signal reaches a predetermined value, the control unit controls the light-emitting unit to emit the light corresponding to the color signal according to the color signal. | 2014-10-09 |
20140300281 | Pixel Circuits For Amoled Displays - A system for controlling a display in which each pixel circuit comprises a light-emitting device, a drive transistor, a storage capacitor, a reference voltage source, and a programming voltage source. The storage capacitor stores a voltage equal to the difference between the reference voltage and the programming voltage, and a controller supplies a programming voltage that is a calibrated voltage for a known target current, reads the actual current passing through the drive transistor to a monitor line, turns off the light emitting device while modifying the calibrated voltage to make the current supplied through the drive transistor substantially the same as the target current, modifies the calibrated voltage to make the current supplied through the drive transistor substantially the same as the target current, and determines a current corresponding to the modified calibrated voltage based on predetermined current-voltage characteristics of the drive transistor. | 2014-10-09 |
20140300282 | Control of the Intensity of a LED Lighting System - There is described a system and method for controlling the intensity of a lighting system for vehicles comprising light emitting diodes mounted on printed circuit boards (PCBs). The method comprises sending a first modulation signal to the lighting modules from a master controller upon detection of a presence of power from a power source by the master controller; and sending a second modulation signal to the lighting modules from the master controller upon detection of an absence of power from a power source by the master controller. The first modulation signal corresponds to a first LED intensity and the second modulation signal corresponds to a second LED intensity lower than the first light intensity. | 2014-10-09 |
20140300283 | COLOR TUNABLE LIGHT SOURCE MODULE WITH BRIGHTNESS CONTROL - LED-based light source modules can incorporate color tunability and brightness control, allowing a user to select a desired color temperature and/or brightness and to change either or both dynamically. An emitter can include multiple independently addressable groups of LEDs, each emitting light of a different color. By controlling the relative operating current provided to each group, a desired color temperature can be achieved, and by controlling the absolute operating currents, the brightness of the output light can be controlled. Pulse width modulation (PWM) can be used to control the relative and absolute operating currents. Smooth, gradual transitions between brightness and/or color temperature settings in response to changes can be provided. | 2014-10-09 |
20140300284 | COLOR TUNABLE LIGHT SOURCE MODULE WITH BRIGHTNESS AND DIMMING CONTROL - LED-based light source modules can incorporate color tunability and brightness control, allowing a user to select a desired color temperature and/or brightness and to change either or both dynamically. An emitter can include multiple independently addressable groups of LEDs, each emitting light of a different color. By controlling the relative operating current provided to each group, a desired color temperature can be achieved, and by controlling the absolute operating currents, the brightness of the output light can be controlled. Pulse width modulation (PWM) can be used to control the relative and absolute operating currents. Smooth, gradual transitions between brightness and/or color temperature settings in response to changes can be provided. | 2014-10-09 |
20140300285 | Variable LED Light Illumination - Improvements in lighting are disclosed where the light uses PWM to gradually increase the illumination to reduce illumination shock as the lighting abruptly changes. PWM essentially changes illumination by using square waves where the width of the square wave is adjusted to vary the amount of visible illumination. The frequency of the pulse must be sufficiently fast enough to eliminate visible pulsation. The lighting is designed in lengths of one and two feet long where the one or two foot sections that can be daisy chained together to increase to decrease the length to fit the application. The LED's can be a single color of white or blue or can be a tri-color LED that can create nearly any desired color or variable color that can create an appearance of a sunrise or sunset. | 2014-10-09 |
20140300286 | LIGHT STRING - A light string includes a number of lights. The lights are electrically connected in series and powered by an AC power supply. At least one capacitor is connected in parallel to one of the lights. Each light or a part of lights of the light string of the present invention is electrically connected in parallel to a capacitor. When the light string is powered on, the capacitor is charged and absorbs a surge current which may occur. Thus, the voltage dropped on each light rises slowly and the lights are safe. The capacitor also performs power compensation and electrical connection. When the filament of the light bulb fails and the bulb remains in the light string, or when the bulb is removed from its socket for replacement, the closed path for flow of electrical current is still closed. | 2014-10-09 |
20140300287 | LIGHT STRING - A light string includes a plurality of incandescent filament lamps. The incandescent filament lamps are electrically connected in series and powered by an AC power supply. Each incandescent filament lamp is connected in parallel to a capacitor. The capacitors are polarized electrolytic capacitors. A capacitance of each capacitor is 47 microfarads˜120 microfarads. A rated voltage of each capacitor is 16 volts ˜100 volts and is higher than a rated voltage of each incandescent filament lamp. When one of the incandescent filament lamps is failed, the capacitor with which the failed one of the incandescent filament lamps is connected in parallel operates normally and performs power compensation and electrical connection during its repeatedly charging and discharging. When the light string is powered on, the capacitor is charged and absorbs the surge current which may occur. Thus, the voltage dropped on each light rises slowly and the lights are safe. | 2014-10-09 |
20140300288 | LIGHT EMITTING DEVICE POWER SUPPLY CIRCUIT AND DAMPING CIRCUIT THEREIN AND DRIVING METHOD THEREOF - The present invention discloses a light emitting device power supply circuit and a damping circuit therein and a driving method thereof. The light emitting device power supply circuit includes: a tri-electrode AC switch (TRIAC) dimming circuit, a rectifier circuit, a light emitting device driver circuit, and a damping circuit. The damping circuit includes: an impedance circuit, which is electrically connected between the rectifier circuit and the light emitting device driver circuit; a silicon control rectifier (SCR) circuit, which is connected to the impedance circuit in parallel; and a delay circuit, which is coupled to the SCR circuit, for turning ON the SCR circuit after a delay time period from when the TRIAC diming circuit begins to start-up, wherein the delay circuit does not directly receive a full scale of the input voltage. | 2014-10-09 |
20140300289 | METHOD AND CIRCUIT FOR DRIVING AN LED LOAD WITH PHASE-CUT DIMMERS - Embodiments of a dimmable driver circuit for a light-emitting diode (LED) load and a method for driving an LED load are described. In one embodiment, a dimmable driver circuit for an LED load includes an alternating current (AC)-direct current (DC) rectifier configured to convert an AC input voltage into a DC voltage, a damper and filter circuit configured to provide a latching current to a phase-cut dimmer and to suppress an inrush current caused by phase-cut dimming, and to filter electromagnetic interference (EMI) noise from the DC voltage, and a switching converter circuit connected to the damper and filter circuit and configured to operate in a boundary conduction mode (BCM) with a constant on-time to generate DC power for the LED load in response to the DC voltage. Other embodiments are also described. | 2014-10-09 |
20140300290 | METHODS AND APPARATUS FOR CONTROLLING A LIGHTING FIXTURE UTILIZING A COMMUNICATION PROTOCOL - Methods and apparatus for controlling a lighting fixture utilizing a communication protocol transmitted over the power line that feeds the lighting fixture. Data may be transmitted to a plurality of lighting fixtures ( | 2014-10-09 |
20140300291 | Electronic UE and method for setting shell color thereof - An electronic User Equipment (UE) and a method for setting a shell color thereof are disclosed, so as to solve the limitation of selecting a shell color through a menu in the prior art. The UE acquires color information stored in the UE or color information of an environment around the UE, acquires display color information of each color in the color information and information of three primary colors corresponding to the display color information of each color, obtains switching frequencies of Light Emitting Diode (LED) lamps according to a relationship between the information of the three primary colors corresponding to the display color information of each color and the switching frequencies of the LED lamps in an LED lamp group, and then controls switches and brightness of the LED lamps according to the switching frequencies of the LED lamps, such that a shell provided with the LED lamp group displays a corresponding color. The present disclosure implements to acquire the color of the exterior environment as the shell color of the UE, so that the alterable range of the shell color of the UE may be improved greatly and the limitation to the change in the shell color of the UE due to the geography location may be avoided. | 2014-10-09 |
20140300292 | PROGRAMMABLE CURRENT SOURCE WITH OPTIMIZED COMPLIANCE REGION FOR EFFICIENT BACKLIGHTING IN PORTABLE APPLICATIONS - A programmable current source programmable current source circuit has DAC current source providing an incrementally programmable current levels. A programmable reference current source adjusts a compliance factor of the DAC current source. An input adjustment code indicating an output current amplitude is adjusted by a adjustment code modification circuit when the output current is less than the activation compliance level and generates a signal to set the reference current to a lower level to adjust the compliance factor of the DAC current source to a lower level to decrease power dissipation in the programmable current source at lower current levels. | 2014-10-09 |
20140300293 | LED LIGHTING DEVICE AND AN LEDLIGHTING NETWORK SYSTEM - The present invention provides an LED lighting device and an LED lighting network system. The LED lighting device includes an LED lighting unit, an LED driving circuit, a controller, and a Wi-Fi module configured to send and receive Wi-Fi signals. The LED driving circuit connects to the LED lighting unit. The controller connects to the Wi-Fi module and the driving circuit. The LED lighting network system includes two or more of the above LED lighting devices. Each LED lighting device works as a network node, which transmits received Wi-Fi data to other LED lighting devices within its coverage range. The LED lighting devices may form a mesh network. Each LED lighting device may act as a gateway, a network accessing point, or a repeater. The LED lighting network can receive and transmit Wi-Fi signals. In a mesh network, Wi-Fi signals can be transmitted from one layer of LED lighting devices to the next layer. Embodiments consistent with the present disclosure can overcome lighting network problems caused by obstacles in the Wi-Fi transmission range or the limitation of the Wi-Fi signal transmission range. | 2014-10-09 |
20140300294 | SYSTEMS AND METHODS FOR PROVIDING AN OEM LEVEL NETWORKED SYSTEM - The present application is generally directed to systems and methods for control and management of lighting components connected in a network. A user specified rule is executed to control lighting effects in a lighting network which comprises an interface module in communication with one or more lighting control modules. The interface module may receive a rule for controlling a lighting network. The rule may comprise a user identified input and a user specified lighting effect to occur responsive to the user identified input. The interface module detects receipt of the user identified input and executes the rule to trigger the user specified lighting effect via the one or more lighting control modules. | 2014-10-09 |
20140300295 | Electric Motors Having Modular Construction, Power Sharing and Performance Configurability - Modular motor apparatuses, systems and methods are disclosed. Certain embodiments comprise a motor core and driver module a power supply module, and an external interface module. Families of these modules may utilize a standardized communication protocol to enhance flexibility, upgradeability, and serviceability in the configuration of the motor apparatus. Certain embodiments comprise a power sharing system in which a power supply module serves two or more motor core and driver modules. Certain embodiments comprise a motor performance configuration module including an integrated or remote user interface. The user interface is configured to allow a high reliability graphical performance configuration and scaling of motor performance without the use of a computer on the motor. | 2014-10-09 |
20140300296 | METHOD FOR CONTROLLING THE OPERATION OF AN ARRANGEMENT OF AT LEAST TWO ELECTRIC MACHINES, AND MOTOR VEHICLE - A method for controlling the operation of an arrangement of at least two electric machines coupled to different wheels of a motor vehicle and connected to a battery which provides an actual minimum and maximum limiting current for the electric machines. Desired torques are provided for the electric machines by a drive control logic. A desired current resulting from the desired torque is ascertained for each electric machine, and the sum of the desired currents are compared with the maximum and minimum limiting current. If the sum lies outside an interval defined by the limiting currents, the desired currents are adjusted using at least one change rule such that the sum of the desired currents lies within the interval. Adjusted desired torques are determined from the adjusted desired currents and used to control the electric machines. | 2014-10-09 |
20140300297 | MULTIPLEXED MOTOR CONTROLLER - A system, multiplexed controller, and a method of controlling a plurality of motors is described. The system includes a plurality of motors, at least two of the motors requiring a variable-frequency source or being a multi-speed motor. The multiplexed controller of the system is configured to control operation of the plurality of motors, the controller directly communicating with each of the plurality of motors. | 2014-10-09 |
20140300298 | POWER STAGE PRECHARGING AND DYNAMIC BRAKING APPARATUS FOR MULTILEVEL INVERTER - Precharging and dynamic braking circuits are presented for multilevel inverter power stages of a power converter with a shared resistor connected to charge a DC bus capacitor with current from the rectifier circuit in a first operating mode and connected in parallel with the capacitor to dissipate power in a dynamic braking mode. | 2014-10-09 |
20140300299 | Method for Controlling an Electronically Commutated Polyphase DC Motor - A method for controlling a brushless DC motor (BLDC motor) having a rotor, a stator and an angle sensor and a logic circuit for generating the phase voltages of the windings depending on the phase angle of the rotor. The logic circuit access a lookup table, in which to implement commutation with block-shaped, trapezoidal, sinusoidal, sinoid-based signal waveforms. The drive values are stored for the electrical phase angle of the rotor for generating phase voltages (V | 2014-10-09 |
20140300300 | Method For Controlling A Brushless Electric Motor - The invention describes a method for controlling a sensorless, brushless DC motor that is controlled via a bridge circuit preferably using pulse width modulation (PWM) having precommutation. According to the invention, in the braking operation each commutation interval is divided into two phases. A drive phase, lasting from the start of the commutation interval up to zero crossing in which the motor is controlled with the normal PWM, and a braking phase, lasting from zero crossing up to the next commutation time in which at least two motor phases are short-circuited and/or in which the PWM is operated with recovered energy. The efficiency of the control circuit is as low as possible so as to ensure that the braking energy is consumed in the control circuit. | 2014-10-09 |
20140300301 | Motor and Switching Apparatuses, Systems and Methods - Unique motor drive apparatuses, systems and methods are disclosed. One exemplary embodiment is an apparatus comprising an AC-DC power supply structured to couple with and drive an electric motor. A sampling and switching device is coupled with the power supply. The switching device is configured to sample an electrical condition of a plurality of power line inputs and to selectably connect the power supply with the plurality of power line inputs. A controller is operatively coupled with and structured to control the switching device in a first mode in which the controller determines a power at which to operate the motor based upon which of the plurality of power line inputs receives power and a second mode in which the controller provides power factor correction of the motor and selects the power line inputs connected to the AC-DC power supply by the sampling and switching device. | 2014-10-09 |
20140300302 | VEHICLE AND METHOD OF CONTROLLING VEHICLE - A vehicle includes a motor generator generating driving power for running, and an ECU. The ECU performs driving power variation operation on the motor generator in which the motor generator is switched between a first state (acceleration running) and a second state (inertial running) when power requested by a user varies within a prescribed range to run the vehicle. In the first state, the motor generator generates driving power. In the second state, the motor generator generates driving power smaller than the driving power in the first state. The ECU controls the motor generator in such a manner that the driving power during the acceleration running has a non-rectangular shape. As a result, gradual variation in driving power can be provided at the time of switching between the acceleration running and the inertial running, to improve drivability. | 2014-10-09 |
20140300303 | SYSTEMS AND METHODS FOR ARC DETECTING AND EXTINGUISHING IN MOTORS - A system and method for arc detecting and extinguishing in motors includes a power input interface to a power source; an output interface to a motorized load to deliver power to the motorized load; a set of sensors configured to detect an arc condition in the motorized load; a set of switches switchable to provide a low-impedance pathway parallel to the arc condition in the motorized load; and a controller, coupled to the power input interface, the output interface, the set of sensors, and the set of switches, the controller being configured to switch the set of switches to disconnect the power source, and activate the low-impedance pathway based on the detection of the arc condition, thereby preventing unintentionally generated energy in the motorized load from sustaining the arc condition. | 2014-10-09 |
20140300304 | ELECTRIC POWER STEERING DRIVING APPARATUS - In an electric power steering driving unit provided with an electric motor that outputs auxiliary torque to a handwheel of a vehicle, a control apparatus having semiconductor switching devices that each control a current to the electric motor, and a noise filter that prevents noise, produced when the semiconductor switching devices each control a current to the electric motor, from being emitted, the noise filter is configured with a plurality of coils, capacitors that make pairs with the respective corresponding coils, and a bus bar that performs connections among the coils and the capacitors, and part of or all of the noise filter is configured as a structural member that is different from the control apparatus. | 2014-10-09 |
20140300305 | MOTOR CONTROL DEVICE - A motor control device includes a drive circuit that supplies drive electric power in three phases to a motor, according to turning on or off of FETs; a microcomputer that generates control signals for turning on or off the FETs. The microcomputer detects a current-carrying failure in a U phase when all of (i) a condition that an absolute value of a U phase current value is less than a current determination value, (ii) a condition that a duty value corresponding to the U phase voltage command value is equal to or greater than a first duty determination value, or equal to or less than a second duty determination value; and (iii) a condition that the U phase voltage command value is deviated from the V phase and W phase voltage command values are satisfied. | 2014-10-09 |
20140300306 | ERROR FREQUENCY COMPONENT ACQUISITION DEVICE, ANGLE OF ROTATION ACQUISITION DEVICE, MOTOR CONTROL DEVICE, AND ANGLE OF ROTATION ACQUISITION METHOD - In a device in which the rotation angle of the rotor is detected with a resolver, the rotation angle of the rotor with less error can be obtained while reducing burden of the operator. The measured angle value acquisition unit ( | 2014-10-09 |
20140300307 | DETECTING FAULTS IN MOTORS AND DRIVES - Disclosed herein is a system and method for determining faults in motors and drives. The system includes a motor drive that has a DC-link coupled to a power source. A controller system is configured to measure power applied to the DC-link, integrate the power over time to yield energy consumed, and to determine energy that accumulates in operation over time. The controller is further configured to detect a fault condition when the energy that accumulates in operation is less than expected based on the energy consumed. | 2014-10-09 |
20140300308 | SERVO CONTROL DEVICE - A reference model unit calculates a model position, with which a model of a controlled object follows a position command, and a model torque for the model of the controlled object to operate to coincide with the model position. A gain changing unit changes, during the operation of the controlled object, at least a value of one control gain of first-order and second-order control gains used for calculation of a variable compensation value output to an integral compensator by a variable-compensation calculating unit based on at least one of the model position, a position detection value, and a torque command output to the controlled object by a torque adder, and reflects the value on calculation of the variable compensation value. | 2014-10-09 |
20140300309 | SENSORLESS VECTOR CONTROL APPARATUS FOR INDUCTION MOTOR - A sensor-less vector control apparatus for induction motor enhanced in performance of sensor-less vector control by estimating changes in parameters in real time is provided, the apparatus including a current controller, a first phase converting unit, a second phase converting unit, a rotor speed and position estimator configured to measure a rotor speed of a rotor and a rotor flux using an output value of the first phase converting unit and to estimate a rotor position using the output value, and a stator resistance and angle error estimator configured to calculate a stator resistance and an angle error of the induction motor by receiving d, q axis current commands on the synchronous reference frame inputted from the current controller and d, q voltages on the synchronous reference frame outputted from the current controller, and to provide the stator resistance to the rotor speed and position estimator. | 2014-10-09 |
20140300310 | PORTABLE QUICK CHARGE BATTERY BOOSTER - A portable smart battery booster is needed that can communicate with an electrical or electronic device and adjusts the charging voltage to meet the requirements of electrical or electronic device. A variety of different voltages and currents may be required for different electrical and electronic devices. To facilitate fast charging, smart electrical or electronic devices may desire a higher voltage which is controlled by the smart electrical or electronic device to facilitate a rapid charge mode. | 2014-10-09 |
20140300311 | PORTABLE POWER BANK AND BATTERY BOOSTER - An apparatus for charging and discharging an electrical device in vehicle is provided. The apparatus comprises a switch, first and second power sources, and first and second contactors. The first power source is configured to provide a low voltage. The switch is configured to enable/disable the first power source. The second power source is configured to provide a high voltage for charging the electrical device. The first contactor is operably coupled to the first power source and to the second power source, the first contactor being configured to enable the second power source to provide the high voltage for charging the electrical device in response to the switch enabling the first power source. The second contactor is operably coupled to the first power source and to the second power source, the second contactor being in an open state in response to the switch enabling the first power supply. | 2014-10-09 |
20140300312 | ELECTRONIC APPARATUS AND FEED SYSTEM - An electronic apparatus includes: a power reception section configured to receive first power from a feed unit through power transmission with use of a magnetic field or an electric field; a power input section configured to receive second power supplied from an external power source through wired connection; a switching section configured to output one of the first power supplied from the power reception section and the second power supplied from the power input section; and a secondary battery configured to be charged, based on power output from the switching section. | 2014-10-09 |
20140300313 | PROCESSING APPARATUS, CHARGING SYSTEM, CHARGING METHOD, AND PROGRAM - This charging system includes: charging circuit ( | 2014-10-09 |
20140300314 | ELECTRONIC UNIT AND FEED SYSTEM - An electronic unit includes: a power receiving section configured to receive electric power fed from a feed unit by using a magnetic field; and a control section configured to perform, when a receiving current supplied from the power receiving section is less than a predetermined threshold current at a time of a light load, current increasing control to increase the receiving current to the threshold current or more. | 2014-10-09 |
20140300315 | NON-CONTACT POWER FEEDER AND NON-CONTACT POWER FEEDING METHOD - A non-contact power feeder includes a plurality of power transmission coils disposed along a disposition surface, wherein a power receiving device that houses a power reception coil is disposed on the disposition surface, and a controller that determines a first traveling wave power, from among a plurality of traveling wave powers, that feeds the power transmission coil corresponding to the power receiving device based on a state of change of at least one of: actual transmitted power, from the plurality of traveling wave powers, transmitted from the plurality of power transmission coils to the power reception coil when power transmitted to the plurality of power transmission coils is changed, and reactive power, from the plurality of traveling wave powers, not transmitted from the power transmission coil to the power reception coil when the power transmitted to the plurality of power transmission coils is changed. | 2014-10-09 |
20140300316 | POWER SUPPLY DEVICE AND POWER SUPPLY METHOD - A power supply device which performs power supply from an outside to a vehicle includes: a power source section for performing the power supply to the vehicle; and a control device that performs control of the power source section. The control device obtains information about power reception efficiency of the vehicle as an object of the power supply and determines a power reception efficiency range and a fee that correspond to the obtained information from a plurality of power reception efficiency ranges and plurality of fees that are set corresponding to the plurality of power reception efficiency ranges. The power supply device preferably further includes a power transmission section for receiving the power from the power source section and contactlessly performing power transmission to the vehicle. | 2014-10-09 |
20140300317 | CONTACTLESS CHARGING SYSTEM AND CONTACTLESS CHARGING METHOD - A contactless charging method according to the present invention is applied to a contactless charging system | 2014-10-09 |
20140300318 | BATTERY CHARGING APPARATUS FOR VEHICLE - A battery charging apparatus includes a position sensor for outputting a position detection signal, a sensor for detecting an output current or voltage of a predetermined phase, a regulator for supplying DC power obtained by rectifying three-phase AC from the generator to a battery, and an inverter control section for executing energization control of the respective switching elements of the regulator based on a phase of an induced voltage of the generator calculated on the basis of the position detection signal. The inverter control section inputs a revolution speed signal Ne of the generator, the position detection signal Tp, and either output signal out of a current signal or a voltage signal detected by the sensor, and estimates an error of an attaching position of the position sensor with respect to the induced voltage of the predetermined phase based on the position detection signal and the output signal. | 2014-10-09 |
20140300319 | CHARGING PORT LOCKING DEVICE - A charging port locking device is provided that basically includes a charging port, a lock mechanism and a cover member. The cover member has an opening into which an engaging member can be inserted. The cover member covers the lock mechanism that achieves both locked and unlocked states by rotational movement of the restricting member. An end surface of the restricting member facing the cover member is configured to be longer than a width of the opening. | 2014-10-09 |
20140300320 | VEHICLE CHARGING PORT LOCKING DEVICE - A vehicle charging port locking device has a charging port and a locking mechanism. The charging port has an engaged part that engage an engaging part of a charging connector for supplying power from an external power source to the charging port when in an engaged state. A restraining member is movably mounted between a locked state in which release of the engaged part is restricted by movement of the restraining member in a locking direction to prevent the engaging part from being released from the engaging state, and an unlocked state in which release of the engaging part is permitted by movement of the restraining member in an unlocking direction that is opposite the locking direction. The restraining member can be moved in the unlocking direction by operation of an exposed part that can be operated from beneath the hood of the vehicle. | 2014-10-09 |
20140300321 | METHOD FOR CONTROLLING CHARGING OF ELECTRONIC DEVICE, AND ELECTRONIC DEVICE AND CHARGING DEVICE SUPPORTING THE SAME - A method for controlling a charging of an electronic device is provided. The method includes detecting a connection of a charging device, providing a connection control signal for the charging device, forming a communication channel with the charging device, and determining a charging power level based on the communication channel. | 2014-10-09 |
20140300322 | Wire Arrangement for USB Charger Devices - The current invention for wire arrangement for USB Charger related products which offer a very simple wire arrangement for people for the USB-Charger wires for different models of the smart phone, ipad, iphone, camera or any other electric or digital data device while people to use, storage, carry, travel without meet the a mess wire situation again. The add-on wire arrange-means are separated piece to add on the said USB Charger related products. The Build-In wire arrange-means are build with the said USB Charger related products. The said USB Charger related products at least has one USB Charger incorporate with any combination of selected device including USB charger, Outlets device, Sensor Device, Motion Sensor device, Remote control device, time device, LED light device, light device, illumination device, power fail device, smell device, voice device or other electric or electronic devices to form a more than one function products. | 2014-10-09 |
20140300323 | VEHICLE BATTERY SYSTEM BALANCING SYSTEMS AND METHODS - System and methods for balancing a vehicle battery system are presented. In certain embodiments, a method for balancing a vehicle battery system including a plurality of sections may include calculating a plurality of quanta of energy required for each of the plurality of sections to reaching a balancing point. Based at least in part on the calculated plural of quanta of energy, it may be determined that the plurality of sections of the battery system are unbalanced. To balance the battery system, a balancing system may be selectively actuated to change the amounts of energy stored in one or more of the plurality of cells such that the plurality of quanta of energy are within a particular range. | 2014-10-09 |
20140300324 | ASSEMBLED BATTERY CHARGING METHOD, CHARGING CONTROL CIRCUIT, AND POWER SUPPLY SYSTEM - A method for charging an assembled battery including series circuits connected in parallel, each of the series circuits including series-connected lead storage batteries, using a single charger is provided. The method includes: a first step of obtaining a first index value corresponding to a resistance value of a first series circuit with a correlative relationship, the first series circuit having a lowest resistance value; a second step of obtaining a second index value corresponding to a resistance value of a second series circuit with a correlative relationship, the second series circuit having a highest resistance value; a third step of performing normal charging, in which the assembled battery is charged with a first amount of charge corresponding to the first index value; and a fourth step of performing refresh charging, in which the assembled battery is charged with a second amount of charge corresponding to the second index value. | 2014-10-09 |
20140300325 | LITHIUM-ION BATTERY PACK AND METHOD OF CHARGE/DISCHARGE EQUALIZING - A lithium-ion battery includes two or more series-connected lithium-ion cells, a balancing lithium-ion cell, controllable switches with the same number as the lithium-ion cells, a drive module for the controllable switches, a voltage detection module for detecting a voltage at two ends of the lithium-ion cells, and a controller. The balancing lithium-ion cell is connected in parallel to the lithium-ion cells. The controllable switches control the turn on/off of the connection in parallel between the balancing lithium-ion cell and each of the lithium-ion cells independently. The drive module for the controllable switches and the voltage detection module are connected to the controller. A battery pack including the lithium-ion battery and a method for real-time charge/discharge equalizing of the lithium-ion battery are also provided. | 2014-10-09 |
20140300326 | ELECTRONIC DEVICE WITH A DUTY CYCLE ESTIMATOR - A circuit in an electronic device coupled to a battery via a first pair of switches includes a logic unit and a filter. The logic unit receives a pulse width modulation (PWM) signal and a first signal, and generates a second signal according to the PWM signal and the first signal. The filter is coupled to the logic unit and converts the PWM signal into a first voltage under the control of the second signal. When the first voltage is at a voltage of the battery and a duty cycle of the PWM signal is at a specified value, the first pair of switches controls power to the battery under control of the PWM signal and the circuit is disabled by the first signal. | 2014-10-09 |
20140300327 | THIN-FILM CAPACITOR DEVICE - The present invention provides a thin-film capacitor device having a charging circuit and a discharge circuit and capable of stably producing a constant voltage during discharging a thin-film capacitor by an inexpensive configuration. | 2014-10-09 |
20140300328 | CONTROL OF POWER CONVERTERS WITH CAPACITIVE ENERGY TRANSFER - An apparatus for power conversion comprises a voltage transformation element, a regulating element, and a controller; wherein, a period of the voltage transformation element is equal to a product of a coefficient and a period of the regulating circuit, and wherein the coefficient is selected from a group consisting of a positive integer and a reciprocal of said integer. | 2014-10-09 |
20140300329 | Systems and Methods to Auto-Adjust Zero Cross Circuits for Switching Regulators - Various embodiments of the present invention provide for an adaptive and accurate zero cross circuit that can operate without directly sensing an inductor current. Certain embodiments allow adjustment of a zero crossing condition while eliminating the need for a blanking time. In certain embodiments this is accomplished by detecting the effects of turning off a switch on a switching node voltage of a buck converter. | 2014-10-09 |
20140300330 | SWITCHING POWER SUPPLY CIRCUIT - There is provided a switching power supply circuit ( | 2014-10-09 |
20140300331 | Systems and Methods to Control DC/DC Multiphase Switching Regulators - Various embodiments of the invention provide extend the switching frequency range of DC/DC multiphase switching regulators in order to overcome prior art frequency limitations in the number of available phases, for example, in low input to output ratio applications. In certain embodiments, this is accomplished by enabling partial overlap between multiple phases using asynchronous logic. The invention is easily scalable without introducing significant silicon area penalties. | 2014-10-09 |
20140300332 | ADAPTIVE FREQUENCY COMPENSATION FOR HIGH SPEED LINEAR VOLTAGE REGULATOR - In a linear voltage regulator, a first stage outputs an output signal. The first stage is configured with a first switchable bias current, and is configured to receive a feedback signal. A second stage provides a regulated voltage output. A decoupling capacitor is coupled to the regulated voltage output. A feedback circuit is coupled with the second stage and configured to generate the feedback signal. A frequency compensation circuit includes a second switchable bias current. The frequency compensation circuit: pushes away an existing pole to a higher frequency when the first and second switchable bias currents are operated in a sleep mode; and creates a left-hand-side zero when the first and second switchable bias currents are operated in an active mode. The active mode comprises the first and second switchable bias currents supplying greater currents than are provided in the sleep mode. | 2014-10-09 |
20140300333 | CURRENT DETECTION CIRCUIT AND SWITCH REGULATOR USING THE SAME - In one embodiment, a current detection circuit configured to determine an input current and an output current of a switching regulator, can include: (i) a mirror circuit configured to mirror a current flowing through a main power transistor of the switching regulator to generate a sampling signal that is in proportion to the main power transistor current; (ii) a current generating circuit configured to perform a first average value calculation of the sampling signal based on a switching cycle of the switching regulator to determine the input current; and (iii) the current generating circuit being configured to perform a second average value calculation of the sampling signal based on a conduction duty cycle of the main power transistor to determine the output current. | 2014-10-09 |
20140300334 | APPARATUS AND METHODS FOR VOLTAGE CONVERTER BYPASS CIRCUITS - Apparatus and methods for voltage converter bypass circuits are provided. In one embodiment, a voltage conversion system includes a bypass circuit and a voltage converter including an inductor and a plurality of switches configured to control a current through the inductor. The bypass circuit includes a first p-type field effect transistor, a second p-type field effect transistor, a first n-type field effect transistor, and a second n-type field effect transistor. The first and second n-type field effect transistors are electrically in series between a first end and a second end of the inductor. Additionally, the first and second p-type field effect transistor transistors are electrically connected in series between the first end and the second end of the inductor. | 2014-10-09 |
20140300335 | Circuit with Current-Controlled Frequency - A circuit with current-controlled frequency implements a node ( | 2014-10-09 |
20140300336 | LOAD REGULATION COMPENSATION MODULE AND SWITCHING CONVERTER COMPRISING THE SAME - A switching converter and a load regulation compensation module for improving load regulation accuracy of the switching converter. The switching converter regulates its output voltage through controlling a switch module to switch on and off based on a first reference signal and a feedback signal indicative of the output voltage. The on and off switching of the switch module generates a switching current, resulting in an average offset voltage between an internal reference ground and a package ground pin of the switching converter. The load regulation compensation module is configured to monitor the switching current, and to compensate a second reference signal having a bandgap reference voltage referenced to the internal reference ground based on the monitored switching current to generate the first reference signal, so that the average offset voltage is substantially cancelled out from the first reference signal with respect to the package ground pin. | 2014-10-09 |
20140300337 | INTELLIGENT VOLTAGE REGULATOR - A voltage regulator includes a programming interface via which programming instructions may be applied to a processor of the voltage regulator. The voltage regulator operates the processor according to the programming instructions to select one of multiple active internally-generated analog voltage levels to determine an output voltage level of the voltage regulator. | 2014-10-09 |
20140300338 | CIRCUITS AND METHODS FOR CURRENT TO VOLTAGE CONVERSION - Circuits and methods for converting a current to an output voltage are disclosed herein. An embodiment of the circuit includes a first switch connected between a source of current and a first node and a second switch connected between the first node and a common voltage. The circuit also includes a first controller for controlling the state of the first switch and a second controller for controlling the state of the second switch. A capacitor is coupled to the first node; the voltage on the capacitor is the output voltage. When the second switch is open, the capacitor charges, and when the second switch is closed, the capacitor does not charge. The current flows through the primary inductance of a transformer. | 2014-10-09 |
20140300339 | METHOD AND DEVICE FOR IDENTIFYING NUCLEOTIDE, AND METHOD AND DEVICE FOR DETERMINING NUCLEOTIDE SEQUENCE OF POLYNUCLEOTIDE - The present invention provides technology that uses current measurements to identify nucleotides and determine a nucleotide sequence in polynucleotides. The present invention calculates a modal value of a tunnel current that arises when a nucleotide or polynucleotide for analysis passes through between electrodes, and then employs the calculated modal value. The present invention accordingly enables direct rapid implementation to identify nucleotides and to determine a nucleotide sequence in a polynucleotide without marking. | 2014-10-09 |
20140300340 | HIGH-K METAL GATE DEVICE STRUCTURE FOR HUMAN BLOOD GAS SENSING - A device structure for detecting partial pressure of oxygen in blood includes a semiconductor substrate including a source region and a drain region. A multi-layer gate structure is formed on the semiconductor substrate. The multi-layer gate structure includes an oxide layer formed over the semiconductor substrate, a high-k layer formed over the oxide layer, a metal gate layer formed over the high-k layer, and a polysilicon layer formed over the metal gate layer. A receiving area holds a blood sample in contact with the multi-layer gate structure. The high-k layer is exposed to contact the blood sample in the receiving area. | 2014-10-09 |
20140300341 | ELECTRO-OPTIC CURRENT SENSOR WITH HIGH DYNAMIC RANGE AND ACCURACY - An optical sensor that senses current by directing polarized light across an airgap that is orthogonal to a direction of current running through a conductor. The sensor includes a prism having a high Verdet constant for high sensitivity to magnetic fields, which cause an angle of polarization of the polarized light to be rotated as an indication of the magnitude of current. A polarizing beamsplitter having a low Verdet constant is mounted to the prism so that incoming light that is traveling in a direction orthogonal to the magnetic field being sensed across the airgap is insensitive to unwanted magnetic fields produced by nearby conductors. The distance the light travels in this orthogonal direction is minimized, reducing the overall volume of the sensor, making a compact sensor highly sensitive to magnetic fields of interest, largely insensitive to unwanted magnetic fields, and having a very high dynamic range for sensing current. | 2014-10-09 |
20140300342 | TRACKING ENERGY CONSUMPTION USING A BOOST TECHNIQUE - The invention relates to an apparatus and method for tracking energy consumption. An energy tracking system comprises at least one switching element, at least one inductor and a control block to keep the output voltage at a pre-selected level. The switching elements are configured to apply the source of energy to the inductors. The control block compares the output voltage of the energy tracking system to a reference value and controls the switching of the switched elements in order to transfer energy for the primary voltage into a secondary voltage at the output of the energy tracking system. The electronic device further comprises an ON-time and OFF-time generator and an accumulator wherein the control block is coupled to receive a signal from the ON-time and OFF-time generator and generates switching signals for the at least one switching element in the form of ON-time pulses with a constant width ON-time. | 2014-10-09 |
20140300343 | TRACKING ENERGY CONSUMPTION USING A SEPIC-CONVERTER TECHNIQUE - The invention relates to an apparatus and method for tracking energy consumption. An energy tracking system comprises at least one switching element, at least one inductor and a control block to keep the output voltage at a pre-selected level. The switching elements are configured to apply the source of energy to the inductors. The control block compares the output voltage of the energy tracking system to a reference value and controls the switching of the switched elements in order to transfer energy for the primary voltage into a secondary voltage at the output of the energy tracking system. The electronic device further comprises an ON-time and OFF-time generator and an accumulator wherein the control block is coupled to receive a signal from the ON-time and OFF-time generator and generates switching signals for the at least one switching element in the form of ON-time pulses with a constant width ON-time. | 2014-10-09 |
20140300344 | Power Monitoring Systems and Methods - The present disclosure is a system for monitoring power that has a unified polyphase distribution transformer monitoring (PDTM) device that interfaces with at least three electrical conductors electrically connected to a transformer. In addition, the PDTM device measures a current and a voltage of each of the three electrical conductors. Additionally, the system has logic that calculates values indicative of power corresponding to the transformer based upon the currents and the voltages measured and transmit data indicative of the calculated values. | 2014-10-09 |
20140300345 | INTELLIGENT MAGNETIC LATCHING MINIATURE CIRCUIT BREAKER - This invention discloses a type of intelligent magnetic-hold miniature circuit breaker, comprising a casing, a magnetic-hold relay, and a drive circuit, wherein said drive circuit receives control signal and then drives operation of said magnetic-hold relay; said magnetic-hold relay comprises a dynamic spring assembly, a static spring assembly, a deflector rod, a pushing piece, and a magnetic steel assembly. Said miniature circuit breaker also includes a central processor, a communication chip, and a metering module. Said metering module is used to measure power, voltage, and current, and transmit the data to said central processor. This invention breaks through traditional miniature circuit breaker design concept and integrates magnetic-hold relay, central processor, current transformer, metering chip, and communication chip in the casing so that this miniature circuit breaker features protection, metering, control, and communication functions. | 2014-10-09 |
20140300346 | Electrical Current Shunt - A distributed current shunt circuit evenly divides one large shunt into a number of parallel connected, smaller shunts, each having the same resistance value. With proper electronics such as an instrumentation amplifier for each shunt, an operational amplifier, and precision resistors, the device measures the total current by adding or averaging voltage readings of these small shunts. | 2014-10-09 |
20140300347 | DEVICE FOR MEASURING A BATTERY CURRENT - The present invention relates to a device for measuring a battery current of a battery. The device has a measuring distance, over which the entire battery current to be measured flows during the measurement. A measuring device measures a voltage drop across the measuring distance. On the basis of the measured voltage drop and a resistance of the measuring distance, a current determining device determines the battery current, wherein the measuring distance is formed by at least part of a cable with a temperature-dependent resistor. | 2014-10-09 |
20140300348 | Magnetometer with Dual Purpose Reset and Calibration Coil - The present invention discloses a magnetic field sensing device that utilizes a single coil for calibrating the response of the sensor to compensate for temperature dependent sensitivity drift and also for resetting the magnetic field sensor in order to eliminate hysteresis. The single coil configuration is advantageous since it reduces the size of the sensor chip by decreasing the number of contact pads on the chip and also because it wastes less space, which permits an increase in the density of the magnetoresistive elements on the sensor chip. | 2014-10-09 |
20140300349 | CORELESS CURRENT PROBE AND A METHOD OF MEASURING DIRECT CURRENT - A coreless current probe has a U-shaped body with arms, an open end and a cross piece forming a closed end. The opening formed in the U-shaped body has a length not less than the width between the arms. The U-shaped body can engage around a conductor carrying a current to be measured. The U-shaped body has a number of coreless single point magnetic field sensors, usually Hall devices, distributed around the opening. An arrangement with six sensors has two sensors at the ends of the arms of the U-shaped body, two sensors at the closed end, and two sensors mid-way along the arms. Sensing circuitry applies factors to the outputs of the sensors and sums the results to produce a measured current value. The factors are selected so that the summed result is zero in any externally generated homogeneous magnetic field. | 2014-10-09 |
20140300350 | ELECTRICAL CURRENT TRANSDUCER - A closed-loop current transducer comprising a magnetic circuit, a magnetic field detector, and a compensation coil assembly configured to generate a magnetic field opposing a magnetic field created by an electrical current to be measured flowing in one or more primary conductors extending through a central opening of the magnetic circuit. The magnetic circuit comprises a first branch, a second branch, and first and second end branches, interconnecting the first and second branches such that the branches surround a central passage through which the one or more primary conductors may extend, the second branch forming a receptacle that defines a cavity extending in an axial direction A for receiving a sensing portion of the magnetic field detector, the second branch comprising two second branch portions separated by an interface resulting from the bringing together of opposed ends of a single piece magnetic circuit. | 2014-10-09 |
20140300351 | METAL SENSOR - A metal sensor includes a primary coil, a compensation coil, a first additional coil, and a magnetic field sensor. The first additional coil is configured to be excited without the primary coil and the compensation coil being excited. | 2014-10-09 |
20140300352 | METHOD TO ENTER MAGNETIC RESONANCE DATA INTO A MEMORY ORGANIZED AS k-SPACE, AND MAGNETIC RESONANCE APPARATUS OPERATING ACCORDING TO THE METHOD - In a method to associate k-space lines with echo trains of raw magnetic resonance data, parallel k-space lines orthogonally intersect a plane at respective intersection points. Each echo train has a trajectory length, and the k-space lines are associated with the echo trains such that a sum of trajectory lengths of all echo trains is minimal. The trajectory length TL of an echo train is defined by | 2014-10-09 |
20140300353 | QUANTIFYING BREAST TISSUE CHANGES WITH SPECTRALLY SELECTIVE MRI AND MRS - Systems and methods for magnetic resonance analysis and imaging are provided. IN particular, pulse sequences for DWI, APT, and MRS analysis and imaging are provided which rely on an RF excitation pulse for the signal of interest, followed by one or more refocusing pulses and acquisition steps, based on the type of imaging. | 2014-10-09 |
20140300354 | SYSTEMS AND METHODS FOR SPATIAL GRADIENT-BASED ELECTRICAL PROPERTYPROPERTIES TOMOGRAPHY USING MAGNETIC RESONANCE IMAGING - Systems and methods for producing an image of the electrical properties of an object using magnetic resonance imaging (“MRI”) are provided. The electrical properties are determined based on estimated gradient values of the electrical properties of the object. For instance, electrical property maps are reconstructed using a spatial integration on gradient values that are estimated from the magnitude and relative phase values derived from measurements of multiple transmit and receive B | 2014-10-09 |
20140300355 | Method and Local Coil System for Producing a Magnetic Resonance Radio Frequency Field - A magnetic resonance RF field is produced in a magnetic resonance imaging system that includes a main magnetic field apparatus and an object-bearing table movable relative to the main magnetic field apparatus and on which a local coil system is arranged. The local coil system includes a plurality of transmission elements. A current location of the object-bearing table relative to the main magnetic field apparatus is established. The transmission elements are automatically connected based on the current location of the object-bearing table. | 2014-10-09 |
20140300356 | METHOD AND MAGNETIC RESONANCE SYSTEM TO IMPLEMENT A MULTI-ECHO MEASUREMENT SEQUENCE - In a multi-echo measurement sequence with the goal of optimizing the spatial resolution given predetermined time difference between successive gradient echoes, gradient pulse parameters are set depending on a defined ratio between a predetermined time difference between echo times and a quotient of a predetermined maximum gradient pulse amplitude and a predetermined maximum gradient pulse rate-of-change. | 2014-10-09 |