02nd week of 2012 patent applcation highlights part 18 |
Patent application number | Title | Published |
20120007497 | ORGANIC LIGHT EMITTING DEVICE - An organic light emitting device is disclosed. The organic light emitting device includes: a substrate member; and an organic light emitting diode comprising a first transparent electrode, a first organic emission layer, a conductive reflecting layer, a second organic emission layer, and a second transparent electrode that are sequentially stacked over the substrate member, wherein voltage is applied between the first transparent electrode and the second transparent electrode to allow each of the first transparent electrode and the second transparent electrode to maintain first potential and second potential, and the conductive reflecting layer maintains third potential between the first potential and the second potential. | 2012-01-12 |
20120007498 | ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE - Disclosed is an organic electroluminescent device having long life, while exhibiting high luminous efficiency. Also disclosed are an illuminating device and a display, each using such an organic electroluminescent device. In the organic electroluminescent device, a compound represented by the general formula (A) which is suitable as a host material for a phosphorescent metal complex is used at least in one sublayer of a light-emitting layer. | 2012-01-12 |
20120007499 | AC DRIVEN LIGHT EMITTING DEVICE - An alternating current (AC) driven light emitting device includes a substrate, K number of first light emitting diode (LED) cells arranged in a row on a top surface of the substrate, where K is an integer satisfying K≧3, K number of second LED cells arranged in a row parallel to the row of the first LED cells on the top surface of the substrate, and (K−1) number of third LED cells arranged in a row between the respective rows of the first and second LED cells on the top surface of the substrate. The AC driven light emitting device has a connection structure between LED cells to be operable at an AC. | 2012-01-12 |
20120007500 | Electroluminescent Panel - [Problem to be solved] An object is to provide an EL display panel which can make a non-display area on the outermost circumference of the panel area unobtrusive without causing any deterioration of the material of EL devices. | 2012-01-12 |
20120007501 | DISPLAY DEVICE - A display device is disclosed. The pixels of the display are formed so that a chromaticity range of the red organic emission layer satisfies an NTSC standard if λpr=3.93557E−03 Wr | 2012-01-12 |
20120007502 | WHITE LIGHT EMITTING DIODE PACKAGE FOR INCANDESCENT COLOR - The present invention relates to a white light emitting diode (LED) package that includes a blue LED chip to emit blue light; a yellow phosphor excited by the blue light and emit yellow light, the yellow light to produce a primary white light in combination with the blue light; a red LED chip to emit red light, the red light to adjust the primary white light into secondary white light of an incandescent color; and a package member comprising at least a partial transmissive part covering the blue LED chip, the red LED chip, and the yellow phosphor. The primary white light falls in a region of (0.413, 0.502), (0.335, 0.376), (0.37, 0.371), and (0.439, 0.48) based on a CIE color coordinate standard. | 2012-01-12 |
20120007503 | Plasma Generating Apparatus - At least two antenna coils are electrically connected in parallel to each other to generate uniform high density plasma, and capacitors are installed between the respective antenna coils and a ground to minimize an antenna voltage, thereby minimizing the effect of capacitive plasma coupling due to the antenna voltage. | 2012-01-12 |
20120007504 | Article of Footwear with Lighting System - An article of footwear with a lighting system is disclosed. The lighting system includes three lighting devices disposed on the article of footwear. The lighting system is also associated with an automatic fastening system. The lighting system is configured to control a lighting device based on information received from the automatic fastening system. | 2012-01-12 |
20120007505 | LIGHT SOURCE UNIT OF SEMICONDUCTOR-TYPE LIGHT SOURCE OF VEHICLE LIGHTING DEVICE AND VEHICLE LIGHTING DEVICE - To reliably provide a wiring element for feeding power to a light emitting chip so as not to be shorted. The present invention provides: a board | 2012-01-12 |
20120007506 | VEHICULAR LAMP - A vehicular lamp has a light source unit having an LED and an optical element that performs light distribution control for directing light from the LED in a predetermined direction, a heat sink to which the light source unit is attached, and a lamp chamber in which the light source unit is disposed. The LED is an LED module formed by installing an LED chip on a power supply circuit board. The LED module is installed on a circuit board installation portion of the heat sink, and an attachment, which has a frame shape a size larger than the LED module and has a circuit board retaining portion at a center open portion of the attachment, is attached and fixed to the heat sink by a fixing member, whereby the LED module is held between the attachment and the circuit board installation portion. | 2012-01-12 |
20120007507 | METHOD AND SENSOR ARRANGEMENT FOR DETECTING THE VISIBILITY OUTSIDE OF A MOTOR VEHICLE - The invention relates to a method for detecting the visibility outside of a motor vehicle by means of at least two light sensors, in the case of which the intensity of the light reflection of the driving light emitted in the direction of travel is detected by means of a first light sensor, which is oriented in the direction of travel. The first light sensor thereby transmits at least a first evaluation signal to a control unit for further processing at least as a function of the recorded intensity of the light reflection. The ambient light is detected by means of a second light sensor and a second evaluation signal is transmitted to the control unit as a function of the intensity of the ambient light. The control unit correlates the evaluation signals of both light sensors and the light intensity threshold value is determined on the basis thereof. The control unit outputs different control signals in each case, in response the first evaluation signal is exceeding of falling below of the determined light intensity threshold value. | 2012-01-12 |
20120007508 | LED LAMP BRIGHTNESS ADJUSTING CIRCUIT CONNECTABLE TO AC POWER AND LED LIGHTING DEVICE USING THE SAME - A LED lamp brightness adjusting circuit has a regulating circuit, multiple rectification diodes and filtering capacitors. Each filtering capacitor is connectable to a LED module in parallel. The LED lamp brightness adjusting circuit is connected to an output terminal of a light regulator. Based on the control of light regulator, the regulating circuit produces a regulated AC input voltage. The positive and negative half cycles of the regulated AC input voltage are further rectified and filtered to drive different corresponding LED modules. Therefore, the amplitude of the drive voltages for the LED modules are controllable to adjust the brightness of the emitted light. | 2012-01-12 |
20120007509 | LIGHT HAVING AT LEAST ONE LED - A luminaire may include at least one LED; a solar module; an accumulator; an electronic charger coupled between the solar module and the accumulator; and a drive circuit coupled to the accumulator, for the at least one LED; a fastening device that is configured to fasten the luminaire at an operating location; and an LED holding device that is configured to hold the at least one LED; wherein the luminaire may further include a position varying device that is coupled between the fastening device and the LED holding device and is configured to vary the position of the at least one LED in relation to the fastening device. | 2012-01-12 |
20120007510 | CONTROL MODULE WITH POWER SUPPLY DETECTION AND LAMP UTILIZING THE SAME - A lamp with power supply detection includes a power supply unit, a control module and a lighting module. The power supply unit provides a direct current (DC) voltage. The control module is coupled to the power supply unit, receives and stores the DC power, and generates a control signal according to whether the DC power is terminated or regained. The lighting module is coupled to the power supply unit and the control module, receives the DC power and adjusts brightness of the lighting module according to the control signal. | 2012-01-12 |
20120007511 | AMBIENT AND TASK LEVEL LOAD CONTROL - Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for cooperatively controlling ambient level lighting in a controlled area, and task level lighting for task areas in the controlled area, wherein each task area is a separate sub-area of the controlled area. | 2012-01-12 |
20120007512 | POWER SUPPLY DEVICE FOR DRIVING LIGHT EMITTING DIODE - A power supply device for driving a light emitting diode (LED) capable of controlling the switching of multiple output powers, in synchronization with the frequency of one of the multiple output powers and simplifying a power conversion stage in supplying power for driving an LED. | 2012-01-12 |
20120007513 | PASSIVE CURRENT BALANCE DRIVING APPARATUS - A passive current balance driving apparatus has a circuit topology composed by several simple passive components and is capable of driving a plurality of LED strings simultaneously. The present passive current balance driving apparatus is mainly configured such that each LED string has the identical load characteristics during the positive and negative half cycles of the AC power. As such, the currents flowing through the respective LED strings are basically/substantially equal, thereby achieving the current balance. | 2012-01-12 |
20120007514 | LED LIGHTING DEVICE CAPABLE OF CHANGING ILLUMINATION COLOR - A LED lighting device capable of changing illumination color has an adjusting circuit, a bridge rectifier and multiple LED modules. The adjusting circuit is connected to a light regulator and produces a regulated input voltage in response to the output voltage of the light regulator. The bridge rectifier converts the regulated input voltage to a DC voltage to be applied to drive at least one of the LED modules. When the output voltage of the light regulator is changed, at least one of the LED modules receiving the DC voltage varies the illuminating intensity. Since the illuminating intensity of at least one of the LED modules is adjustable, the different colored lights emitted from all the LED modules are mixed to produce a desired light color. | 2012-01-12 |
20120007515 | CIRCUIT ARRANGEMENT AND METHOD FOR OPERATING AT LEAST ONE DISCHARGE LAMP - Various embodiments relate to a circuit arrangement for operating at least one discharge lamp. In order to prevent intrinsic flicker at low dimming settings and low temperatures, according to various embodiments, a direct current which is fed into the discharge lamp so as to avoid striated discharges at relatively high dimming settings is reduced or entirely eliminated. | 2012-01-12 |
20120007516 | LED TASK LIGHTING SYSTEM - The disclosure provides an LED light system that is easy to install and customizable by the user. The LED lighting system may be plugged directly into an existing power source. In one configuration, the system includes a power supply that accepts standard power inputs. A low voltage low voltage bus line extends from the power supply. The user may connect LED light modules at essentially any location along a low voltage bus line of the system so that the light modules are located exactly where the user desires light. Uneven spacing is possible. Different size lights, different lumen powers, and different-colored light modules may be disposed along the low voltage bus line. Security features may be used to reduce the value of the system components to a thief. | 2012-01-12 |
20120007517 | LIGHT EMITTING MODULE AND ILLUMINATING DEVICE - To a constant-current power supply whose output current can be variably set, light emitting modules can be connected in parallel. A control unit recognizes connection information outputted from an information output unit provided in each of the light emitting modules and varies the output current of the constant-current power supply. Drive can be controlled in response to a state of the connected light emitting modules such as the connecting number of light emitting modules. | 2012-01-12 |
20120007518 | HALOGEN LAMP FOR PULSE OPERATION - The invention relates to a halogen automotive lamp for pulse width operation, a lighting assembly including a halogen lamp and to a method of operating a halogen lamp. The lamp comprises a transparent lamp vessel with a gas filling comprising a rare gas component and a halogen component. A filament is arranged within the vessel. In conventional halogen lamps operation with pulsed electrical power, such as e.g. PWM operation of automotive halogen lamps for cornering and bending light lead to shortened lifetimes. In order to propose a lamp with increased lifetime under pulse operation, the gas filling comprises nitrogen in an amount of 0.1-5 mol-%. It has surprisingly been found that filament deformation may be counteracted by the corresponding small amount of nitrogen. | 2012-01-12 |
20120007519 | WIRELESS POWER FEEDER, LIGHT SOURCE CARTRIDGE, AND WIRELESS ILLUMINATION SYSTEM - A feeding body | 2012-01-12 |
20120007520 | DRIVER FOR DRIVING LIGHT EMITTING DEVICE - A driver for driving a light emitting device includes an output stage and a driving stage. The output stage is for outputting a driving current to the light emitting device according to a driving signal, wherein the light emitting device is coupled between the output stage and a second reference voltage different from the first reference voltage. The driving stage is for generating the driving signal to the output stage, wherein one of the third reference voltage and the fourth reference voltage is within a range between the first reference voltage and the second reference voltage, and the other of the third reference voltage and the fourth reference voltage is outside the range between the first reference voltage and the second reference voltage. | 2012-01-12 |
20120007521 | ILLUMINATING DEVICE AND CONTROLLING METHOD THEREOF - To a constant-current power supply whose output current can be variably set, light emitting modules can be connected in parallel. A control unit recognizes connection information outputted from an information output unit provided in each of the light emitting modules and varies the output current of the constant-current power supply. Drive can be controlled in response to a state of the connected light emitting modules such as the connecting number of light emitting modules. | 2012-01-12 |
20120007522 | ILLUMINATION DEVICE - An illumination device configured to diffuse essential oils includes a plurality of light emitting diodes, a heat dissipation module, a thermal detector, and a controller. The heat dissipation module is thermally connected to the light emitting diodes. A receiving part is defined in the heat dissipation module. The receiving part is configured for receiving essential oils. The thermal detector is adjacent to the receiving part and configured for detecting a temperature of the essential oils. The controller is electrically connected to the light emitting diodes and the thermal detector. The essential oils are heated by the heat generated by the light emitting diodes through the heat dissipation module. The temperature of the essential oils is controlled by the controller according to a thermal signal from the thermal detector. | 2012-01-12 |
20120007523 | BACKLIGHT MODULE AND AN LCD THEREOF - A backlight module and a liquid crystal display (LCD) device thereof are proposed. The backlight module includes a DC/DC converter producing a positive/negative voltage level. The backlight module can output the positive and negative levels of driving voltage from an output end of the inverter to drive LEDs through alternately switching. Besides, a constant current can be obtained with designs of power on/off periods and energy-storing inductors to prevent LEDs employing current limiting resistors from having too low current efficiency and from being burnt out. | 2012-01-12 |
20120007524 | Terminal Device and Computer-Readable Storage Medium - A terminal apparatus and a computer-readable storage medium capable of achieving reduction of power consumption by appropriately controlling lighting of a display unit are provided. | 2012-01-12 |
20120007525 | LIGHTING APPARATUS - Provided is a lighting apparatus that may form and control a multi-zone of a plurality of lighting devices connected to a wireless network. The lighting apparatus may include a plurality of devices including a plurality of lighting devices included in a network set in advance, a coordinator to manage the network, a remote controller to control a multi-zone that is included in the network and that performs grouping of the plurality of lighting devices into a plurality of groups. | 2012-01-12 |
20120007526 | Rotation Speed Control Circuit, Rotation Speed Control Method and Fan System - A rotation speed control circuit for controlling a rotation speed of a fan includes: a rotation speed detector, for generating a rotation speed voltage according to a rotation speed signal corresponding to the rotation speed; a sample and hold element, coupled to the rotation speed detector, for sampling and storing the rotation speed voltage; an error amplifier, coupled to the sample and hold element, for controlling a voltage of a filter capacitor according to the rotation speed voltage and a reference voltage, to adjust an error voltage; and a pulse width modulation signal generator, coupled to the filter capacitor, for generating a pulse width modulation signal according to the error voltage and a triangle wave. | 2012-01-12 |
20120007527 | SEMICONDUCTOR DEVICE AND METHOD OF CONTROLLING ELECTROSTATIC ACTUATOR - A semiconductor device applies a hold voltage Vhold to an upper electrode of an electrostatic actuator and a ground voltage to a lower electrode. After the semiconductor device sets the voltage of the lower electrode to a test voltage Vtest, it eliminates the hold voltage Vhold from the upper electrode and places the voltage of the upper electrode in a high impedance state. The potential difference between the upper electrode and the lower electrode is set to Vhold−Vtest=Vmon. Thereafter, the voltage of the lower electrode is returned to the ground voltage. Whether the electrostatic actuator is placed in an open state or in a closed state is determined by measuring the capacitance between the electrodes based on the amount of drop of the voltage of the upper electrode due to capacitance coupling at the time. With this operation, the state of the electrostatic actuator can be simply and accurately determined, and when it is determined that charging and the like occur to the electrostatic actuator, it can be promptly returned to a normal operation state. | 2012-01-12 |
20120007528 | AC MOTOR CONTROL DEVICE AND AC MOTOR DRIVING SYSTEM - The present invention relates to an AC motor control device and, particularly, to provide an AC control device capable of simply setting a state quantity of an AC motor non-linearly variable, in accordance with the motor driving state and using the setting in motor control, the present invention can be achieved by including a state quantity calculating unit ( | 2012-01-12 |
20120007529 | Image forming apparatus, motor control apparatus and motor control method thereof - An image forming apparatus includes an engine unit used for performing an image forming job, an engine control unit which controls the operation of the engine unit, a brushless direct current (BLDC) motor which drives the engine unit, a sensor unit which senses the driving information of the BLDC motor, a communication interface unit which receives a digital control command with respect to the BLDC motor from the engine control unit, a driving signal unit which generates a driving signal to control the BLDC motor, and a digital control unit which controls the operation of the driving signal unit in a digital PLL manner, based on the received digital control command, the detected driving information and a digital gain value as a control factor with respect to the BLDC motor. | 2012-01-12 |
20120007530 | NOISE REDUCTION ARRANGEMENT RELATED TO A THREE-PHASE BRUSHLESS MOTOR - An object of the present invention is to effectively reduce noise generated when driving a three-phase brushless motor. A noise reduction arrangement applied to a three-phase brushless motor is disclosed, wherein respective current loops, which are generated when two switching elements Q | 2012-01-12 |
20120007531 | FAN MOTOR CONTROL SYSTEMS - A fan system includes a motor control module external to a motor housing of a fan assembly. The motor control module includes a speed control module. The fan assembly includes a fan and the motor housing. One or more first conductors are configured to connect the motor control module to a motor in the motor housing. One or more second conductors are configured to connect the motor control module to a host device control module. The host device control module is separate from the motor control module and is configured to generate a control signal. The speed control module is configured to control speed of the fan based on the control signal. | 2012-01-12 |
20120007532 | Rotor Temperature Estimation and Motor Control Torque Limiting for Vector-Controlled AC Induction Motors - A system and method including a runtime thermal model that estimates individual component temperatures, permitting the system to only limit power when necessary or desirable. A power-limiting system for a vector-controlled AC induction motor includes a torque command system for generating a torque command; a thermal protection system determining a runtime estimate for a temperature of a component of a rotational electro-magnetic component of the vector-controlled AC induction motor; and a controller configured to generate a motor control signal for the vector-controlled AC induction motor responsive to the torque command, wherein the thermal protection system determines the runtime estimate responsive to a multi-node thermal model of the vector-controlled AC induction motor, and wherein the controller limits a power of the vector-controlled AC induction motor to maintain a component temperature below its critical temperature. | 2012-01-12 |
20120007533 | POWER CONVERTER AND MOTOR DRIVING DEVICE USING THE SAME - In order to reduce the average power of the ringing noise, the present invention provides a power converter comprising: an arm circuit including a high-voltage side switching device to which a first diode is connected in parallel and a low-voltage side switching device to which a second diode is connected in parallel; and a main power supply connected to a series circuit of the high-voltage side switching device and the low-voltage side switching device, wherein a connecting point between the high-voltage side switching device and the low-voltage side switching device is connected to a load, and a resonant frequency calculated from inductances of wirings of a closed circuit including the first diode, the second diode, and the main power supply and a capacitance across the first diode is different form that calculated from the inductances of the wirings and a capacitance across the second diode. | 2012-01-12 |
20120007534 | ROTATION SPEED CONTROL DEVICE FOR A HEAT-DISSIPATING FAN - A rotation speed control device for a heat-dissipating fan includes an impedance unit, a regulating unit, and a driving circuit. The impedance unit includes a first resistor having a first end connected to a first node, and a second end connected to a second node, and a second resistor having a third end connected to the second node, and a fourth end. The regulating unit is connected to the impedance unit and is configurable for varying an effective impedance of the impedance unit to adjust magnitude of current flowing through the impedance unit. The driving circuit is connected to the impedance unit and is adapted to control rotation speed of the heat-dissipating fan according to the magnitude of the current flowing through the impedance unit. | 2012-01-12 |
20120007535 | INVERTER TYPE MOTOR DRIVE - It is presented an inverter type motor drive device for feeding three phase AC electric power to an electric motor, the inverter type motor drive device comprising: an insulated metal substrate board on which, for each of the three phases, a plurality of power switches are mounted in straight lines in switch assemblies along a first direction, wherein two switch assemblies are assigned for each phase; a printed circuit board on which a plurality of capacitors are mounted, wherein the printed circuit board is essentially parallel to the insulated metal substrate board; and two DC power input terminals mounted on the printed circuit board. The motor drive device is characterised in that the inverter type motor drive device further comprises three AC power output terminals mounted on the insulated metal substrate board, wherein each of the three AC power output terminals extend through the printed circuit board while avoiding galvanic contact with the printed circuit board, and each of the three AC power output terminals comprise an elongated AC busbar mounted to the insulated metal substrate board, wherein a longitudinal direction of the AC busbar extends along the first direction; and each of the two DC power input terminals comprise an input DC busbar, wherein the input DC busbar extends along the first direction. | 2012-01-12 |
20120007536 | TOOL PATH DISPLAY APPARATUS WITH DECELERATION FACTOR IDENTIFICATION MEANS FOR MACHINE TOOL - A numerical controller calculates a first position command from a machining program, converts the first position command into a second position command for restricting a tangential speed of a tool, and delivers the second position command and a status signal indicative of the achievement of the conversion of the first position command into the second position command to a tool path display apparatus. The tool path display apparatus displays the path of the tool in a color corresponding to the status signal and can thereby determine the point on the tool path at which the speed restriction is performed. | 2012-01-12 |
20120007537 | CONTROL METHOD FOR ELECTRO-MECHANICAL BRAKE SYSTEM - Disclosed is a method for controlling an electro-mechanical brake system including a cascade controller, in which a position controller, a speed controller and a current controller are integrated to control a motor. The method includes determining whether an actual speed of a motor exceeds a command speed of the motor in an early stage of a motor operation; and restricting speed reduction of the motor until a braking force is generated if the actual speed of the motor exceeds the command speed of the motor in the early stage of the motor operation. Speed reduction of the motor is restricted until braking force is generated even if a speed error (actual speed of the motor>command speed of the motor) occurs in the early stage of the motor operation in the EMB system, thereby improving the braking responsiveness. | 2012-01-12 |
20120007538 | ROBOT - The drive control circuit for an electric motor is provided. The drive control circuit includes: an original drive signal generator that generates an original drive signal; an excitation interval setter that is able, for each half cycle of respective length π in each 2π excitation cycle of the original drive signal, to arbitrarily set excitation intervals during which to excite coils of the electric motor to any one of a plurality of intervals which include at least either one of a symmetrical interval centered on a center of each half-cycle and an unsymmetrical interval; and a drive signal shaping circuit that generates a drive signal for driving the electric motor, by validating the original drive signal during the excitation intervals and invalidating the original drive signal during non-excitation intervals other than the excitation interval. | 2012-01-12 |
20120007539 | NUMERICAL CONTROL DEVICE - In order to obtain an NC device that can easily shift by an arbitrary amount a main spindle single-revolution reference signal without being dependant on hardware and while rotating a main spindle, the NC device includes a main spindle reference angle correction amount setting unit for inputting a correction angle of a reference point, a main spindle within-single-revolution feed-back position correction unit for correcting the reference point by a correction angle set by the main spindle reference angle correction amount setting unit, and a main spindle within-single-revolution command position correction unit for correcting a main spindle within-single-revolution command position by the correction angle set by the main spindle reference angle correction amount setting unit. | 2012-01-12 |
20120007540 | MOTOR CONTROL DEVICE - Provided is a motor control device which realizes automatic adjustment of control of a motor for driving a mechanical load through a simple operation. The motor control device includes: a follow-up control unit ( | 2012-01-12 |
20120007541 | MOTOR CONTROL APPARATUS - A motor control apparatus includes a sub-controller including a two-degree-of-freedom repetitive compensator and a shaping filter. The two-degree-of-freedom repetitive compensator includes a forward delay placed in a forward route of a loop and a feedback delay placed in a feedback route thereof and is configured so that a total delay time provided by the forward delay and the feedback delay is equal to the cycle of a target command or a disturbance. The shaping filter is configured so that the product of the pulse transfer function of the two-degree-of-freedom repetitive compensator and the complementary sensitivity function of a general-purpose control system has a low-pass characteristic. | 2012-01-12 |
20120007542 | NO EMISSIONS SERVICE STATION FOR ELECTRIC VEHICLES - The present invention provides a no-emissions service station for electric vehicles including an electricity provision system for charging at least one battery inside an electric vehicle from a master charger unit and a control system in communication with the at least one electric vehicle and the master charger unit adapted to enable the master charger unit to charge the at least one battery inside the electric vehicle. | 2012-01-12 |
20120007543 | SYSTEM OF A PLURALITY OF PARALLEL-CONNECTED FUEL CELL CONVERTER DEVICES AND METHOD FOR CONTROLLING THE SYSTEM - A system of a plurality of parallel-connected fuel cell converter devices and a method for controlling the system are provided. The system includes a plurality of fuel cell converter devices, a parallel connection unit, a power control unit, a Mux control unit, and a master controller. The output ends of the plurality of fuel cell converter devices are connected in parallel by the parallel connection unit. The master controller reads signals from the power control unit and the Mux control unit and determines accordingly which fuel cell converter devices need to be turned on to meet the requirement of a load. The method includes the steps of estimating a load, determining the number of the fuel cell converter devices to be turned on, calculating an output power, discharging, and charging. Thus, the plurality of fuel cell converter devices is controlled to output the required power of the load. | 2012-01-12 |
20120007544 | SYSTEM OF A PLURALITY OF SERIES-CONNECTED FUEL CELL CONVERTER DEVICES AND METHOD FOR CONTROLLING THE SYSTEM - A system of a plurality of series-connected fuel cell converter devices and a method for controlling the system are provided. The system includes a plurality of fuel cell converter devices, a series connection unit, a power control unit, a Mux control unit, and a master controller. The output ends of a plurality of fuel cell converter devices are connected in series by the series connection unit. The master controller reads signals from the power control unit and the Mux control unit and determines accordingly which fuel cell converter devices need to be turned on to meet the requirement of a load. The method includes the steps of estimating a load, determining the number of the fuel cell converter devices to be turned on, calculating an output power, discharging, and charging. Thus, a plurality of fuel cell converter devices is controlled to output the required power of the load. | 2012-01-12 |
20120007545 | FUEL CELL SYSTEM, CONTROL METHOD FOR THE FUEL CELL SYSTEM, AND VEHICLE EQUIPPED WITH THE FUEL CELL SYSTEM - A fuel cell system includes a fuel cell, a secondary cell, and a control portion that controls the amount of electricity generated when the fuel cell is started. A start-time target voltage is set so as to avoid the overcharged state of the secondary cell. A voltage adjustment portion that adjusts the output voltage of the fuel cell between an open-circuit voltage and a high-potential-avoiding voltage adjusts the amount of electricity generated at the time of starting the fuel cell, on the basis of the start-time target voltage. | 2012-01-12 |
20120007546 | Power Supply for Battery Powered Devices - An auxiliary power supply ( | 2012-01-12 |
20120007547 | Battery Pack Having Boosting Charge Function and Method Thereof - A method of charging a battery pack, the battery pack including at least one battery cell. The method includes comparing a battery cell voltage to a first voltage; comparing the battery cell voltage to a second voltage that is greater than the first voltage; and controlling a current amplifying unit coupled to the at least one battery cell to amplify a current from a charger to the at least one battery cell if the battery cell voltage is between the first voltage and the second voltage. | 2012-01-12 |
20120007548 | BATTERY DEVICE AND ELECTRONIC APPARATUS - A battery charger includes a battery attachment section configured to have a rechargeable battery releasably attached thereto. The battery attachment section includes a flat attachment surface having a width corresponding to a width of a bottom surface of a case of the battery to be charged and a length greater than a length of the bottom surface of the case of the battery to be charged; a plurality of locking hooks provided on the attachment surface; a charger terminal configured to contact a terminal of the battery to be charged, the charger terminal including a plurality of plate-shaped contact pieces configured to be inserted into engaging grooves of the battery to be charged; and an attachment projection adjacent to the attachment surface and configured to secure the battery to the charger. | 2012-01-12 |
20120007549 | WIRELESS CHARGING DEVICE AND WIRELESS CHARGING SYSTEM - Disclosed herein is a wireless charging device including: a feeding device capable of feeding power on a wireless basis; and a display device, the feeding device including a power generating section configured to generate the power to be fed, a power transmitting element section configured to transmit the power generated by the power generating section, and a wireless communicating section capable of wireless data transmission and reception, and the display device being capable of displaying at least one of data transferred from a charging object device and received through the wireless communicating section and information on charging conditions, the information on the charging conditions being received as a response to the power transmitted for charging. | 2012-01-12 |
20120007550 | AUTOCLAVABLE CHARGING DEVICE FOR A RECHARGEABLE ENERGY STORE OF A SURGICAL INSTRUMENT AND ASSOCIATED METHOD - The invention relates to an autoclavable charging device ( | 2012-01-12 |
20120007551 | RECHARGING SYSTEM OF HYBRID VEHICLE - A system for recharging a hybrid vehicle is provided with two motors and supplies commercial electricity to neutral points of the motors when a connection of a recharging stand is detected, forms an electricity loop through the neutral points of the first motor and the second motor according to a phase of the commercial electricity, and carries out a recharging mode by detecting at least a voltage of a DC link capacitor in a voltage converter, a voltage of a smoothing capacitor, and a battery voltage. According to the system, a current control value or a voltage control value is selected according to the recharging mode in order to recharge a battery based on the current control value or the voltage control value. | 2012-01-12 |
20120007552 | SYSTEM FOR RECHARGING PLUG-IN HYBRID VEHICLE - A system for recharging a battery in a hybrid vehicle provided with two motor is provided. If connection of a recharging connector (recharging stand) is detected, an initial activation of a controller is performed, and a DC link is pre-recharged. If the DC link is pre-recharged to a voltage higher than or equal to a predetermined voltage, an exterior AC or DC electricity is supplied to the battery so as to recharge the battery according to the present invention. | 2012-01-12 |
20120007553 | CHARGING CABLE FOR ELECTRIC VEHICLE AND METHOD OF CONTROLLING CHARGING CABLE - A charging cable, used for charging an electric storage device in an electric vehicle from an external power supply, controls a usage history of the charging cable by a CCID, displays a warning on an external monitor, and regulates charging when a service life limit of the charging cable has been exceeded. | 2012-01-12 |
20120007554 | VEHICULAR CHARGE APPARATUS - A vehicular charge apparatus for externally charging an in-vehicle battery of a vehicle includes a charger. The charger includes an in-charger detection section, which detects a charge needed state of a subject vehicle prior to a charge connection of a charger connector of the charger to an in-vehicle charge inlet of the subject vehicle. In the charge needed state, an electric charge is necessary for the vehicle. When the charge needed state of the subject vehicle is determined, a charger controller of the charger begins a charge preparation operation needed in the charger while transmitting charge information that indicates that the subject vehicle is in the charge needed state via an in-charger communicator to an in-vehicle communicator. When the in-vehicle communicator receives the charge information, a charge preparation section of the subject vehicle begins a charge preparation operation necessary in the subject vehicle. | 2012-01-12 |
20120007555 | Smart Wall Plate - An apparatus for providing electricity to a portable electronic device comprising: a wall plate that surrounds and attaches to an electrical wall receptacle, a charging cradle with a platform for supporting a portable electronic device; a male charging connector coupled to an opening slot in the charging cradle's platform, wherein the charging connector is insertable into a female charging port of a portable electronic device; and a transformer circuit coupled to the male charging connector, wherein the transformer circuit transforms a receiving electricity to an output electricity having an output voltage, an output current and an output wattage wherein the output electricity is within a range sufficient for charging the portable electronic device. | 2012-01-12 |
20120007556 | BATTERY DIAGNOSIS DEVICE AND METHOD - An apparatus is disclosed that includes a resistance measuring unit operable to determine a solution resistance Rsol and a charge transfer resistance Rct of a battery; and at least one computer-readable non-transitory storage medium comprising code, that, when executed by at least one processor, is operable to provide an estimate of the present value of the battery by: comparing Rsol and Rct to historical deterioration transition information; estimating the number of remaining charge cycles before a discharge capacity lower limit is reached by the battery using the comparison; and estimating the number of remaining charge cycles before a discharge time lower limit is reached by the battery using the comparison. The estimate of the present value of the battery includes the smaller of the number of remaining charge cycles before a discharge capacity lower limit is reached or the number of remaining charge cycles before a discharge time lower limit is reached. | 2012-01-12 |
20120007557 | Motive Power Dual Battery Pack - A fast charge configuration for a power supply includes a serial connection to a pair of batteries each having an output that is half that required by the device, such as the electric vehicle, in which the batteries are to be used. When the batteries in then connected to the vehicle, they are connected in parallel | 2012-01-12 |
20120007558 | Battery Cell Equalizer System - A method of operating a battery system includes a plurality of battery cells coupled in series. The plurality of cells includes at least three battery cells coupled in series. The method includes determining a cell with the greatest charge excess of the plurality of battery cells. The method further includes determining a cell with the greatest charge deficit of the plurality of battery cells. The method further includes discharging the cell with the greatest charge excess to charge, with a voltage converter, the cell with the greatest charge deficit. | 2012-01-12 |
20120007559 | Device and Control Algorithm for Continuously Equalizing the Charge State of Lithium Ion Battery Cells - A method of equalizing charge states of individual cells in a battery includes measuring a previous cell voltage for each cell, measuring a previous shunt current for each cell, calculating, based on the previous cell voltage and the previous shunt current, an adjusted cell voltage for each cell, determining a lowest adjusted cell voltage from among the calculated adjusted cell voltages, and calculating a new shunt current for each cell. | 2012-01-12 |
20120007560 | ELECTROLYTES FOR WIDE OPERATING TEMPERATURE LITHIUM-ION CELLS - Provided herein are electrolytes for lithium-ion electrochemical cells, electrochemical cells employing the electrolytes, methods of making the electrochemical cells and methods of using the electrochemical cells over a wide temperature range. Included are electrolyte compositions comprising a lithium salt, a cyclic carbonate, a non-cyclic carbonate, and a linear ester and optionally comprising one or more additives. | 2012-01-12 |
20120007561 | METHOD OF DISCHARGING A NICKEL-METAL HYDRIDE BATTERY - A method for discharging a nickel-metal hydride storage battery comprising a positive electrode containing nickel hydroxide, a negative electrode containing a hydrogen absorbing alloy, an alkaline electrolyte, and an alkali conducting separator provided between the positive electrode and the negative electrode. The alkali conducting separator may be a solid alkali metal ion super ion conducting material, wherein the alkali metal is Na, K, or Li. | 2012-01-12 |
20120007562 | Multi-Mode Power Management Unit - According to one exemplary embodiment, a multi-mode power management unit (PMU) includes a number of switchable conductive paths, where each of the switchable conductive paths corresponds to at least one of a number of power modes. The multi-mode PMU further includes a shared inductor residing in each of the switchable conductive paths. A current can flow through the shared inductor in a same direction in each of the power modes. The multi-mode PMU further includes a controller configured to set one of the power modes using one of the switchable conductive paths. The power modes can include a battery-to-electronic system power mode and a charge-battery power mode. The power modes can further include a battery-to-electronic system/camera flash power mode, a power port-to-electronic system/battery power mode, and a battery-to-electronic system/backlight LED power mode. | 2012-01-12 |
20120007563 | CHARGE/DISCHARGE CONTROL APPARATUS AND CHARGE/DISCHARGE CONTROL METHOD - Included are a power-generation amount calculating section calculating an expected amount of power-generation being an amount of power generated by a power generating section in the future, for each predetermined period, a power-consumption amount calculating section calculating an expected amount of power-consumption being an amount of power consumed by a power load, for the predetermined period, an excess power period determining section determining an excess power period, an excess power amount calculating section calculating an expected excess power amount, and a charge/discharge control section controlling charge/discharge of a battery so that a remaining amount of the battery at the beginning of the excess power period becomes an amount resulting from subtracting the expected excess power amount from a pre-set charge amount. | 2012-01-12 |
20120007564 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR CHARGING THE SAME - A nonaqueous electrolyte secondary battery includes: a positive electrode | 2012-01-12 |
20120007565 | CHARGING APPARATUS, AND CHARGE CONTROL METHOD - There is provided a charging apparatus including a connection unit to which a device is to be connected, a charging unit for charging the device connected to the connection unit, a history acquisition unit for acquiring a history of content use stored in the device, a timing prediction unit for predicting a timing of use of the device based on the history of content use acquired by the history acquisition unit, and a charge control unit for controlling the charging unit such that the device connected to the connection unit becomes fully charged at a timing suitable for the timing predicted by the timing prediction unit. | 2012-01-12 |
20120007566 | CHARGING CIRCUIT - A charging circuit for charging a battery includes a processor, a switching circuit, a voltage converter, and a power voltage detecting circuit. A first terminal of the switching circuit is connected to a power source. A second terminal of the switching circuit is connected to a first output of the processor. A first terminal of the voltage converter is connected to a third terminal of the switching circuit. A second terminal of the voltage converter is connected to the battery. The power voltage detecting circuit is connected to the power source, and a first input and a second output of the processor. | 2012-01-12 |
20120007567 | LOW LOSS DISCHARGE CIRCUITS FOR EMI FILTER CAPACITORS - A discharge circuit for an EMI filter capacitor includes normally-ON transistors. The normally-ON transistors may be controlled to limit current through them when an AC source is coupled across the discharge circuit. When the AC source is disconnected from the discharge circuit, the normally-ON transistors turn ON to allow current flow through them. The current flow allows the EMI filter capacitor to be discharged by a discharge resistor. | 2012-01-12 |
20120007568 | ROTARY ELECTRIC MACHINE IMPROVED TO CARRY OUT LOAD-DUMP PROTECTION - A rectifying unit rectifies an alternating current voltage induced across each of at least two-phase stator windings. A turn-on unit monitors an output voltage of the rectifying unit, and turns on a switching element as a low-side rectifying element for at least one of the at least two-phase stator windings when the output voltage exceeds a first threshold voltage due to load dump. After the output voltage, which exceeded the first threshold voltage once, falls below a second threshold voltage, a turnoff unit waits for turnoff of the switching element until a turnoff time suited for preventing occurrence of a surge across the at least one of the at least two-phase stator windings appears. The second threshold voltage is set to be lower than the first threshold voltage. The turnoff unit turns off, at the appearance of the turnoff time, the switching element. | 2012-01-12 |
20120007569 | CONTROL DEVICE FOR VEHICLE AC GENERATOR - A control device for a vehicle AC generator, in which a part can be shared even when electrical configuration positions of field coils of rotors of generators are different, is obtained. Switching elements connected in series to the field coil in order to control a field current; and a control signal processing unit, in which information as to whether the field coil is connected to the high potential side or connected to the low potential side is inputted, one of the high potential side terminal and the low potential side terminal is selected on the basis of the inputted information, a control signal is outputted, and ON/OFF control of the switching element is performed to control the field current of the field coil, are provided. | 2012-01-12 |
20120007570 | SYSTEM AND METHOD FOR REGULATING RMS VOLTAGE DELIVERED TO A LOAD - A system and method for regulating the root mean square (RMS) voltage delivered to a load by an alternating current (AC) electrical circuit having a line voltage. To avoid radio frequency interference (RFI), the load is disconnected from the AC electrical circuit when energy stored in the load is at or near zero and is reconnected when the line voltage is at or near zero. Inductive loads are disconnected when the line current is at or near zero while capacitive loads are disconnected when the line voltage is at or near zero. The duration of the disconnection does not exceed one half-cycle of the fundamental frequency. Disconnections alternate between removing positive voltage half-cycles and negative voltage half-cycles to avoid a direct current (DC) bias. A system incorporating digital logic elements is provided for implementing the method and for detecting whether the load is inductive or capacitive. | 2012-01-12 |
20120007571 | POWER SUPPLY, METHOD, AND COMPUTER PROGRAM PRODUCT FOR SUPPLYING ELECTRICAL POWER TO A LOAD - A power supply adapted for supplying electrical power to a load ( | 2012-01-12 |
20120007572 | AUTO CASCODE BUCK VOLTAGE CONVERTER - A voltage converter includes a power switch having respective charging and discharging control terminals, and an output terminal coupled to a series connected inductor and capacitor. The voltage converter also includes a charging switch coupled to the charging control terminal of the power switch, a discharging switch coupled to the discharging control terminal of the power switch, and a feedback circuit coupling the power switch, charging switch and discharging switch to a node at which the capacitor and inductor are connected. During a charging phase, the charging switch couples the capacitor to the charging control terminal of the power switch, and during a discharging phase, the discharging switch couples the capacitor to the discharging control terminal of the power switch. | 2012-01-12 |
20120007573 | CIRCUIT AND METHOD FOR GENERATING POWER-UP SIGNAL - A power-up signal generation circuit includes a power-up signal generator configured to enable a power-up signal when a level of an external power voltage is higher than a target level, and a target level controller configured to change the target level in response to a current consumption signal indicating a current consumption of a system including the power-up signal generation circuit. | 2012-01-12 |
20120007574 | SWITCHING CIRCUIT AND TEST APPARATUS - Provided is a switching circuit with high withstand voltage. The switching circuit switches whether two terminals are electrically connected to each other, according to a switching signal input thereto. The switching circuit comprises a first switching section that switches whether the two terminals are electrically connected to each other; a first control section that is electrically insulated from the first switching section and controls the first switching section according to an input current; a second switching section that switches whether the input current is input to the first control section; and a second control section that is electrically insulated from the second switching section and controls the second switching section according to the switching signal. | 2012-01-12 |
20120007575 | METHOD AND APPARATUS FOR CONTROLLING THE MAXIMUM OUPUT POWER OF A POWER CONVERTER - An example controller for a power converter includes an input voltage sensor, a current sensor, an oscillator, a timing and multiplier circuit, and a drive signal generator. The input voltage sensor receives an input signal representative of an input voltage and the current sensor senses a current in a power switch. The oscillator generates a signal having a switching frequency and the timing and multiplier circuit adjusts the switching frequency of the signal to be proportional to a value that is the input voltage multiplied by a time it takes the current in the power switch to change between two current values. The drive signal generator drives the power switch into the on state for an on time period and an off state for an off time period in response to the current in the power switch and in response to the signal having the switching frequency. | 2012-01-12 |
20120007576 | CURRENT-FED CONVERTER - A converter circuit includes first and second input terminals for receiving an input current from a current source, a first capacitor connected between the first and second input terminals, a second capacitor having a first terminal which is connected to the second input terminal and a second terminal forming a positive voltage node. First and third semiconductor components are connected in series between the first input terminal and the positive voltage node to form a first node. A series connection of a first inductive component, a first diode and a second inductive component is connected between the second input terminal and the first node. A third capacitor and a third inductive component are included, as are first and second output terminals. The first and the third semiconductor components are configured to control the voltage between the first and second input terminals. | 2012-01-12 |
20120007577 | DYNAMICALLY SCALING APPARATUS FOR A SYSTEM ON CHIP POWER VOLTAGE - A system for dynamically scaling a power voltage including a system on chip (SoC) and a power control circuit. The SoC includes a plurality of application circuits. The SoC is configured to generate internal clock signals in response to an externally supplied clock signal. The SoC also generates a target voltage that changes based on a change of an operating current. The internal clock signals are respectively provided to the application circuits. The operating current is a sum or total current of the application circuits. The power control circuit generates an internal power voltage based on the target voltage and provides the internal power voltage to the SoC. The system for dynamically scaling a power voltage including a SoC may decrease power consumed in the SoC because the system of dynamically scaling a power voltage decreases a required voltage margin by changing a target voltage before a transition of the SoC current. | 2012-01-12 |
20120007578 | ELECTRIC MOTOR - An electric motor with an n-pole stator comprising a first stator winding and a second stator winding that can alternatively be supplied with current for the constitution of a pole-changeable electric motor. The supply winding is constituted by at least one turn of the first stator winding or of the second stator winding. Thus, a conventional winding design or coil design of the electric motor can be used to provide a supply voltage for electric equipment. The electric motor features an unchanged compact construction. Only at particular locations of existing stator turns current is tapped, such that a supply voltage of predetermined magnitude can be tapped based on the existing magnetic flux linkage during operation of the electric motor. | 2012-01-12 |
20120007579 | EMBEDDED WIRELESS CORROSION SENSOR - A corrosion sensor is disclosed. The corrosion sensor has a retainer and a microcontroller retained by the retainer. A length of antenna wire arranged in a wound configuration is retained by the retainer and connected to the microcontroller. A corrosion sensitive element is conductively connected to the microcontroller. The microcontroller is programmed to receive a power signal from the antenna wire and test for corrosion of the corrosion sensitive element. The he microcontroller is also programmed to transmit a signal indicative of the test results via the antenna. | 2012-01-12 |
20120007580 | HIGH FREQUENCY POWER DETECTOR CIRCUIT AND RADIO COMMUNICATION DEVICE - A first envelope detector circuit and a second envelope detector circuit are the same in circuit configuration, where the former detects an input high frequency signal, and the latter generates a reference voltage for power level detection. A detector detects an output voltage of a selector configured to select an output of the first envelope detector circuit with reference to an output voltage of a selector configured to select an output of the second envelope detector circuit. A controller controls an input selector to determine and store control values for the two selectors during input of a high frequency reference signal generated by a high frequency reference signal generating unit, and controls the two selectors by using the stored control values when an actual high frequency signal is input. | 2012-01-12 |
20120007581 | OSCILLATOR - An oscillator includes a reference voltage generator configured to generate a reference voltage varying according a change in temperature and an external voltage, a first comparison voltage generator configured to output a first comparison voltage to a first node in response to the reference voltage, a second comparison voltage generator configured to output a second comparison voltage to a second node in response to the reference voltage, a first comparison circuit configured to compare the reference voltage and the first comparison voltage and to generate a first input voltage as a result of the comparison, a second comparison circuit configured to compare the reference voltage and the second comparison voltage and to generate a second input voltage as a result of the comparison, and a clock generator configured to output a clock signal that oscillates in response to the first and second input voltages. | 2012-01-12 |
20120007582 | MEDICATION DELIVERY DEVICE - The medication delivery device is designed to receive a replaceable medication container and to determine an adjusted medication dose AD for each medication container received if the amount of medication contained in the medication container is not a multiple of a prescribed dose D. The adjusted medication dose is the dose to be delivered instead of the prescribed dose at each use of the medication delivery device with the medication container received. The adjusted dose is determined by selecting one of a first dose, that is higher than the prescribed dose, and of a second dose, that is lower than the prescribed dose, as a function of a variable B that cumulates the values nAD·(AD−D), where nAD is equal to INT(Cont/AD) and Cont is the amount of medication in the medication container received. | 2012-01-12 |
20120007583 | METHOD AND DEVICE FOR FREQUENCY RESPONSE MEASUREMENT - A method is provided for measuring a frequency response of an object, the method involving: generating an excitation signal having relatively fast changing frequency, defined by a time-domain function; generating at least one reference signal, having a waveform corresponding to the excitation signal; introducing the excitation signal into the object, receiving a response signal from the object; analyzing said response signal in a signal analyzer by correlating the response signal with at least one reference signal during a relatively short sliding time-domain window. | 2012-01-12 |
20120007584 | FIBER CURRENT SENSOR WITH REDUCED TEMPERATURE SENSITIVITY - A sensor head assembly is provided, comprising a quarter wave device having shape-induced-birefringence and a sensing coil coupled to the quarter wave device and operable to wind around a current conductor. The quarter wave device converts linearly polarized light from a polarization maintaining fiber to circularly polarized light. | 2012-01-12 |
20120007585 | SENSOR FOR DETECTING HIGH FREQUENCY SIGNALS - A sensor that senses incident RF signals is provided. The sensor is capable of sensing signals in the Gigahertz (GHz) and Terahertz (THz) range. The sensor may utilize one or more cantilevers, an interferometer, or may be formed in a box-type configuration. | 2012-01-12 |
20120007586 | Surfaces with Embedded Sensing and Actuation Networks Using Complementary-Metal-Oxide-Semiconductor (CMOS) Sensing Chips - A device and method for area sensing and actuation comprises highly scalable sensing and actuation network that can control a high density of sensing and actuation elements over a physical area. The device comprises a matrix of CMOS sensing chips that each comprise a plurality of sensing electrodes arranged in a matrix of columns and rows along horizontal wires and vertical wires. The vertical wires carry an activation signal to activate a column of sensing electrodes, and the vertical wires carry sensing and actuation signals between the column of sensing electrodes and a processing chip. The signals may be amplified by CMOS sensing chips between the source and destination of the signals. In this way, signals may be received from and sent to a dense matrix of sensing electrodes spanning a large geographic area with little or no degradation. | 2012-01-12 |
20120007587 | DEVICE FOR TESTING SERIAL ATTACHED SMALL COMPUTER SYSTEM INTERFACE SIGNAL - A signal testing device includes an oscillograph having a plurality of first connection ports, and a signal transmitting cable. The signal transmitting cable includes a plurality of second connection ports, a plurality of coaxial cables and a SAS connector configured for connecting to a mother board. One end of each coaxial cable is electrically connected to a corresponding one of the second connection ports, and the other end is electrically connected to the SAS connector. The first connection ports are configured for engaging with the second connection ports. | 2012-01-12 |
20120007588 | CLAMP METER FOR MEASURING VOLTAGE AND CURRENT SIMULTANEOUSLY AND METHOD FOR THE SAME - A clamp meter for measuring voltage and current simultaneously includes a microcontroller unit, a current-side analog-digital converter unit electrically connected to the microcontroller unit and a current-measuring unit, a voltage-side analog-digital converter unit electrically connected to the microcontroller unit and a voltage-measuring unit. By providing dedicated analog-digital converter unit to the current-measuring unit and the voltage-measuring unit, the clamp meter is capable of measuring voltage and current precisely and simultaneously. | 2012-01-12 |
20120007589 | POSITION DETECTING APPARATUS - The present invention provides a single component implementing highly precise pulse detection for rotational or liner position detecting apparatuses for jog dials and mechanical products. Focusing on the fact that the phase difference between the magnetic fields in circumferential and radial directions generated by a magnetized ring is precisely 90 degrees, a position detecting apparatus of the present invention includes two Hall elements placed at a distance; a protective film provided on magnetic sensitive portions of the two Hall elements to cover the magnetic sensitive portions; a thin-film magnetic plate placed on the protective film to cover the magnetic sensitive portions of the two Hall elements; and further a processing circuit calculating the sum and difference of the signals from the two Hall elements to generate signals having an accurate phase difference of 90 degrees. The position detecting apparatus can therefore detect the rotation direction and precise rotation angle. | 2012-01-12 |
20120007590 | SYSTEMS AND METHODS FOR PERFORMING VIBRATION ANALYSIS USING A VARIABLE-RELUCTANCE SENSOR - A balanced bridge variable-reluctance sensor with no internal circuit components, springs, or dielectric for performing vibration analysis in high-vibration, high-temperature, and other extreme environments. The present invention includes a variable-reluctance sensor in a vibration-sensing capacity. The present invention has inherently high reliability due to its simplicity. The sensor is solidly mounted to a structure that is being monitored and allows a vibration wave to pass through a floating sensor bridge. The sensor vibrates at the same frequency as the application being measured. | 2012-01-12 |
20120007591 | INDUCTIVE POSITION SENSOR - A detector to measure the displacement of relatively moveable bodies along an axis comprising: a resonant electrical intermediate device further comprising an inductor, whose width varies along the displacement axis, and a capacitor in electrical series which co-operates with an antenna comprising transmit and receive windings whose mutual inductance varies according to the position of the electrical intermediate device relative to the antenna. | 2012-01-12 |
20120007592 | ROTATION POSITION SENSOR - A rotational position sensor includes a rotor substrate and a stator substrate placed to face each other to detect rotational displacement of the rotor substrate. The rotor substrate is formed with an excitation coil in a meandering pattern on an outer circumferential side and a rotor-side rotary transformer on an inner circumferential side. The stator substrate is formed with four detection coils in a meandering pattern on an outer circumferential side and a stator-side rotary transformer on an inner circumferential side. The four detection coils are arranged in a circumferential direction without overlapping each other. The detection coils are displaced from each other by 360°/8. The rotational position sensor includes a high frequency excitation circuit for applying a high frequency signal to the excitation coil through the rotor-side rotary transformer and the rotor-side rotary transformer to excite the excitation coil. | 2012-01-12 |
20120007593 | MAGNETIC SENSOR PACKAGE - In a magnetic chip package including a metal thin film, which is constituted of a metal material containing a magnetic body and is disposed on a surface of a plastic substrate opposite to the side a sensor chip is fixed, a demagnetizing field is generated in the metal thin film in a direction orthogonal to the direction of a magnetic field detected by a magnetic sensor. Specifically, the metal thin film is formed of plural metal thin sub-films, each metal thin sub-film having a rectangular shape with a length orthogonal to the direction of the magnetic field detected by the magnetic sensor larger than a width parallel to the direction of the magnetic field, and each metal thin sub-films are aligned at predetermined intervals in a direction parallel to the direction of the detected magnetic field. | 2012-01-12 |
20120007594 | LOW ROW STEAM GENERATOR INSPECTION PROBE - An inspection assembly for insertion inspection of an elongate hollow member. The inspection assembly includes a probe head including at least one sensor for sensing a characteristic of the elongate hollow member as the probe head is moved internally within the elongate hollow member. The assembly includes a flexible shaft connected to the probe head and transmitting a motive force to the probe head to move the probe head within the elongate hollow member. The flexible shaft encloses at least one wire operatively connected between the probe head and at least one component external to the elongate hollow member for sensory operation of the at least one sensor. The flexible shaft is at least partially corrugated. | 2012-01-12 |
20120007595 | 2D COIL AND A METHOD OF OBTAINING EC RESPONSE OF 3D COILS USING THE 2D COIL CONFIGURATION - The invention herein disclosed provides a 2D coil and a method of using the 2D wound EC sensor for reproducing the Eddy Current Testing (ECT) response of a prior art 3D orthogonal sensor. The 3D orthogonal sensor is conventionally wound onto a 3D core, with at least some of the surfaces being un-parallel to the surface be inspected. Using the herein disclosed 2D configuration allows the use of printed circuit board technologies for the manufacturing of these EC sensors. The herein disclosed method and the associated 2D EC sensors are particularly useful for reproducing the EC effect of conventional orthogonal probe arrays. | 2012-01-12 |
20120007596 | EDDY CURRENT FLAW DETECTION PROBE - An insertion type eddy current flaw detection probe that is capable of more accurately detecting flaws in magnetic tubes is provided. A method for inspecting magnetic tubes for flaws with high accuracy is also provided. A eddy current flaw detection probe comprises a cylindrical yoke ( | 2012-01-12 |