Abstract: The electronic apparatus includes a portable electronic device and a charger for capacitively charging the portable electronic device when the portable electronic device is temporarily placed adjacent the charger. The portable electronic device includes a device data communication unit and an associated battery, and a pair of device capacitive electrodes, defining a device conductive footprint, to receive a charging signal to charge the battery. The charger includes a base having an area larger than the device conductive footprint and able to receive the portable electronic device thereon in a plurality of different positions, and an array of charger capacitive electrodes carried by the base. A charger controller selectively drives only the charger capacitive electrodes within the device conductive footprint with a charging signal to capacitively charge the battery.

Abstract: Disclosed herein is a method of manufacturing a battery core pack having a plurality of unit cells, especially a plurality of cylindrical batteries, which are connected with each other by connecting members. According to the present invention, the structure of the battery core pack can be easily modified by merely changing the combination of the connecting members without manufacturing additional connecting members. Consequently, common use of the connecting members is possible.

Abstract: An automatic recharging docking station for electric vehicles or hybrid electric vehicles in which standardized uniform charging stations are positioned in public parking facilities, private parking facilities, rest stops, or the like, and by means of a retractable vehicle probe, allow the owner/user of the vehicle to attach to the charging station and recharge the batteries or storage cells of the vehicle while the owner/user is at work, shopping, or otherwise not requiring the use of the vehicle. The particular vehicle and vehicle probe would have an encrypted identification means so that its identity would be recorded when it connected to a particular recharging station, regardless of which electrical jurisdiction that charging station was located, such that the respective electric utility companies or other entity would be able to identify and bill the owner/user for the quantity of electricity drawn during a specified time period.

Abstract: Disclosed herein is a battery module including a plurality of unit cells stacked one on another. The battery module has a cooling system that accomplishes contact type cooling by a coolant flowing through gaps (flow channels) defined between the unit cells, and the flow channels defined between the unit cells are at a predetermined angle to the flowing direction of the coolant at inlet ports of the flow channels. The contact rate of the coolant to the unit cells in the battery module is increased and a large number of turbulent flows are created by the changing the flow channel through which the coolant flows. Consequently, the occurrence of the velocity gradient of the coolant in the flow channel defined between the unit cells is prevented, and therefore, the cooling efficiency of the battery module is improved.

Abstract: A system and method for providing a communication port integral with a battery pack assembly is disclosed. The system provides a pathway between an external unit and a host unit via a printed circuit board of the battery pack. The battery pack can include communication ports mounted on the printed circuit board for interfacing with external units. The printed circuit board further includes a substrate(s) formed with a predetermined wiring pattern electrically and/or mechanically joined to the CPU of the host unit, as well as the battery cell(s).

Abstract: The present disclosure relates to a charging cradle, a power supply component for providing the charging cradle with power, a connector for the power supply component for connection to the charging cradle; and to a charging system which is constituted of the aforementioned components. The aim of the present disclosure is to create an inexpensive and constructively adaptable charging possibility for mobile communication terminals The charging cradle used according to the present disclosure comprises only a housing in which contact springs are located. All other components are shifted into the power supply component, using a large surface connector which is provided with large surface contact areas for contact with the charging cradle.

Abstract: A method for balancing cells or groups of cells connected in parallel and in series for a battery pack by providing a continuously balanced state of charge while in a discharge phase, a charge phase, a quiescent phase, a storage phase, or combinations of these phases.

Abstract: A battery pack control module for balancing a plurality of cells or groups of cells connected in series includes a controller assembly, a disconnect circuit, a pack sensing circuit, a balancing circuit, and computer instructions for instructing the controller assembly to control the disconnect circuit and the balancing circuit. The disconnect circuit engages the controller assembly and a plurality of cells or groups of cells connected in series. The pack sensing circuit connects to the controller assembly and the plurality of cells or groups of cells connected in series. The balancing circuit connects between the plurality of cells or groups of cells connected in series, and engages the controller assembly. The plurality of cells or groups of cells connected in series is balanced when the battery pack control module operates in a charging phase, a discharging phase, a quiescent phase, or a storage phase.

Abstract: A power supply system with a power storage device includes an AC-to-DC power supply, a power storage device, a DC-to-DC converter, and a power management device, to construct three different aspects for executing alternating and direct currents in a system.

Abstract: A battery detection system and related method are provided. The battery detection system according to the invention is coupled to a battery for detecting the type and remaining power of the battery, and includes a processor coupled to an A/D converter and an I/O control; a circuit, comprising a switch and a load, wherein the I/O control is used to control the switch for enabling or disabling the load. When the load is enabled, the A/D converter obtains a first voltage; when the load is disabled, the A/D converter obtains a second voltage. By calculating the first and second voltages, the processor obtains the type and remaining power of the battery.

Abstract: This invention discloses a charging/discharging protective circuit for a secondary battery pack, having an over-charging/discharging voltage comparator, a reference voltage source and a battery status decision circuit. There is also a sampling circuit having a sequential pulse generator for generating pulses for selecting one of the batteries in the battery pack for testing purposes. The pulse generator provides M-channel gating pulses to the selection circuit of the battery under test and provides sampling pulses to the over-charging/discharging voltage comparators. The reference voltage source has a regulated output circuit. This invention uses time division inspection methods to provide a cost-effective solution for inspecting batteries in a battery pack.

Abstract: A controller for a rechargeable vehicle battery that prevents drivability from being lowered. The controller includes a voltage measurement unit for measuring terminal voltage of the rechargeable battery and a control unit for setting a plurality of output maximum voltages, each indicating an upper limit for discharge power allowed to be output from the rechargeable battery during a predetermined time. The control unit compares the measured terminal voltage of the rechargeable battery with a plurality of reference voltages respectively corresponding to the plurality of output maximum values. The control unit simultaneously lowers each of the output maximum values or sequentially lowers the output maximum values from the highest one of the output maximum values based on the comparison result.

Abstract: A battery charging system charges a battery using a charging circuit. The battery has an input port for receiving a charging current and a thermistor electrically connected to an output port. For battery temperatures above a threshold temperature, a resistance produced by the thermistor increases as the battery temperature increases. The charging circuit includes an input connector electrically connected to the output port of the battery and a resistance measuring circuit for measuring the resistance produced by the thermistor of the battery. A current generating circuit produces a charging current according to the measured resistance, and as the measured resistance increases, the charging current produced by the current generating circuit decreases. An output connector of the charging circuit is electrically connected to the input port of the battery for providing the charging current to the battery.

Abstract: A device for generating electricity including a turbine capable of spinning at variable revolutions per minute (RPM), an electric generator circuit configurable to either a Wye-type generator circuit or a Delta-type generator circuit connected to the turbine, and a switching circuit connected to the generator circuit to configure the generator circuit as a function of the turbine RPM.

Abstract: An electrical appliance, such as a power tool, has an electrical motor, a control circuit connected to the motor, and a rechargeable LI-ion battery pack for powering the motor via the control circuit. A battery protection circuit has a detection circuit for detecting an adverse operating condition of the battery pack and then providing a disabling signal indicative of that condition. Also included is an interface circuit provided between the battery circuit and the control circuit for sending said disabling signal to the control circuit to switch off the motor.

Abstract: A low-power consumption power supply device that is capable of supplying an adequate current in the case of a heavy load and achieving a rapid transient response when the load fluctuates. The power supply device includes NMOS-type output transistors that are provided between the input power supply that supplies power to the output terminal and ground potential, a reference voltage generation circuit that generates a reference voltage, and differential amplifier circuits that control each of the NMOS-type output transistors by having an output supply voltage inputted to the differential amplifier circuits as feedback and by comparing the output supply voltage with the reference voltage, wherein the differential amplifier circuits provide an input offset voltage between the inputted reference voltage and output supply voltage in order to provide the output supply voltage with a voltage range in which the NMOS-type transistors are both OFF.

Abstract: A device and method for driving a converter circuit that supplies a charge via a first electronic switch and a second electronic switch alternately turned on and off. A generator module generates a memory signal, indicating the duration of a first dead-time interval. A delay module, sensitive to the memory signal controls turning-on of the first electronic switch with a delay, with respect to turning-off of the second electronic switch, so that a second dead-time interval has a duration substantially equal to the duration of the first dead-time interval.

Abstract: A system and method is provided for providing a deadband switching time delay. One embodiment of the present invention includes a switching regulator system. The switching regulator system includes a control circuit configured to alternately activate a high-side power switch and a low-side power switch of the switching regulator system. The switching regulator system also includes a switching delay element configured to provide a switching deadband associated with a logic state transition delay of at least one of the high-side power switch and the low-side power switch, the delay element comprising a programmable coarse delay element to provide a course delay amount and a programmable fine delay element to provide a fine delay amount.

Abstract: An impedance-compensated current transformer comprising a primary winding, a power source electrically coupled through the primary winding; a secondary winding magnetically coupled to the first primary winding, the secondary winding having a secondary winding impedance and a secondary winding resistance; and an impedance-compensation circuit electrically coupled across the secondary winding; wherein the impedance-compensation circuit actively reflects to the secondary winding a virtual impedance which is equal in magnitude and opposite in polarity to the secondary winding impedance.

Abstract: A waveform measuring apparatus includes: a digital filter for removing a large-amplitude changing component from an input signal and for outputting a resultant output signal with a small-amplitude noise component left therein; a window generating section for receiving a differential signal between this input signal and the resultant output signal of the digital filter and for generating a window indicating a position of an edge portion of the differential signal; and a ringing measurement section for extracting, from the resultant output signal of the digital filter, a portion of waveform which is indicated by the window generated by the window generating section and for measuring at least a peak-to-peak amplitude of the portion of waveform.

Abstract: There is a problem in that it is inconvenient to use a conventional communication pad (17) since a user cannot diversely adjust a direction of the communication pad. The present invention relates to a communication pad mounting structure of a refrigerator. In the present invention, a front of a door (51) of a refrigerator is formed with a seating space (53). The upper and lower portions of the seating space (53) are formed with slots (54) elongated from side to side, respectively. The holder (57) for supporting a communication pad (55) is mounted in the seating space (53) tiltably from side to side. To this end, there are provided a pair of links (58) and (59), wherein an end of the links is connected to the slot to pivot and move along each slot (54), and the other end of each of the links is pivotably connected to a side of each of the upper and lower surfaces of the holder (57).

Abstract: The present invention relates to a method for generating jitter in a digital data signal, the digital data signal having a predetermined data pattern being stored in a memory, the method comprising the steps of reading out the digital data signal from the memory using a clock signal provided by a clock source and modulating the clock signal provided by the clock source according to clock-control data, wherein the clock-control data represents the jitter to be generated in the digital data signal read out from the memory.

Abstract: A mechanical quantity detecting element includes a main frame displaceably supported with respect to a substrate in an X axis direction parallel to a surface of the substrate, a transducer displaceably supported with respect to the main frame in a Y axis direction perpendicular to the X axis direction and parallel to the surface of the substrate, and a plurality of drive electrode portions which are provided on the main frame and drive the main frame in the X axis direction. The main frame includes a terminal portion where an end of the main frame extends in the Y axis direction, and at least one of the plurality of drive electrode portions is arranged on each side in the X axis direction of the terminal portion.

Abstract: Various embodiments of displacement systems and methods are disclosed. One method embodiment, among others, includes providing a pulsed excitation signal to a single location of a resistive member with reference to another location of the resistive member of a displacement sensor, and responsive to the excitation signal, measuring a voltage on a non-contacting signal probe in moveable relationship to the resistive member.

Abstract: A magnetic encoder having a magnetic sensor composed of SVGMR elements, in which a signal output with a cycle equal to or less than a third of a cycle of magnetic patterns on a magnetic medium. The magnetic encoder comprises the magnetic medium, on which first magnetic regions and second magnetic regions are oppositely magnetized along the medium extending and disposed successively and alternately with each other, and the sensor that has three SVGMR elements or more and is movable relatively to the medium along the medium extending. Magnetizations of pinned magnetization layers of all the SVGMR elements are directed in the same direction along the medium extending.

Abstract: A device to correct interference errors in a measuring installation (A) that includes at least two magnetic sensors (11, 12) for measuring the position of mobile elements (21, 22) that are moving along adjacent trajectories, with each magnetic measuring sensor delivering a measurement signal that is representative of the position of the mobile element in an open magnetic circuit (31, 32), and resources (M) for processing the measurement signals delivered by the magnetic measuring sensors. According to the invention, the processing resources (M) include resources for correction of the magnetic measurement signals in order to take account of interference errors between adjacent magnetic sensors (11, 12), with a view to obtaining a corrected measurement signal for each magnetic measuring sensor.

Abstract: A method of correcting temperature characteristic of a rotation angle detecting device that includes a permanent magnet, a magnetic core, a Hall element that rotates relative to the permanent magnet when a rotating object rotates to provide an output signal. The method includes a step of setting temperature correction values for correcting a temperature characteristic of the rotation angle detecting device according to magnetic flux density. The magnetic flux density is divided into a plurality of grade ranges and the temperature correction values are respectively set for the grade ranges.

Abstract: A device for detecting parts in a material flow which influence an electromagnetic alternating field comprises an oscillator (1) and at least one transmitting coil (2) for generating an electromagnetic alternating field extending across the width of a conveying distance of the material flow. At least one detector coil (4) comprising two windings (4a, 4b) connected inversely detects the electromagnetic alternating field and generates a detection signal (DS), the phase signal portion (PS?) of which is detected by means (7), from the relative motion between the alternating field and a field-influencing part.

Abstract: A method of surveying a pipeline is provided. The pipeline comprises a tubular member with a protective wrapping. The method comprises the steps of applying signal to the pipeline from a first location, which first location is remote from the pipeline, and measuring the signal from a second and third locations. The second and third locations are remote from the pipeline and the second location is spaced from the third location along the pipeline. The signals received at the second and third location are used to provide an indication of deterioration of the signal along the tubular member and/or wrapping between the second and third locations.

Abstract: A system for mapping a surface defect in an electrically-conducting material by measuring a change in the resonance of the material includes a flexible printed circuit board and a two dimensional array of transducers printed on the flexible circuit board, wherein each element of the array includes two transducer coils in a paired arrangement. A receive circuit connected to the coils is tuned to a resonant frequency, and the transducer coils operate in a send/receive mode. In another feature of the invention, there are means for converting a change in measured resonance to a visual display of the depth and width of the surface defect.

Abstract: The invention concerns a device for measuring a radiofrequency magnetic field, characterised in that it comprises on a common support: a coil forming a primary reception antenna; a voltage-controlled oscillator, monitored so that its output frequency depends on the amplitude of the magnetic field received on the coil forming primary antenna; an absorption modulation load connected to the oscillator output; a secondary antenna sensitive to the magnetic field influenced by the absorption modulation resulting from the power supply load by the voltage-controlled oscillator, and means for operating the available signal on the secondary antenna.

Abstract: A system for monitoring a quench tube of a superconducting magnet in an MRT apparatus has an illumination unit and at least one image acquisition unit arranged inside the quench tube. Images acquired by the image acquisition unit are supplied to a monitoring location for viewing.

Abstract: An MRI apparatus in which a magnetic field is applied to a subject, a receiver coil attached to the subject receives a magnetic resonance signal generated in the subject, and a magnetic resonance image of the subject is generated from the magnetic resonance signal, the apparatus comprising a gantry which comprises a magnetic-field generating unit for generating the magnetic field, a determining unit which determines the type of the receiver coil, a first memory unit which stores data items representing a plurality of methods of attaching various receiver coils, each method designated for one receiver coil, and a monitor which is provided on the gantry and which displays one of the methods stored in the first memory unit, which pertains to the receiver coil whose type has been determined by the determining unit.

Abstract: A wellbore tool for locating a target wellbore containing a conductive member from a second wellbore and directing the trajectory of the second wellbore relative to the target wellbore includes an electric current driver having an insulated gap; a three-axis magnetometer positioned within a non-magnetic housing that is disposed within a non-magnetic tubular, the three-axis magnetometer positioned below the electric current driver; a drill bit positioned below the three-axis magnetometer; a hollow tubular connected between the electric current driver and the three-axis magnetometer; and a measurement-while-drilling tool. The current driver generates an electric current across the gap to the portion of the tool below the insulated gap. In a method a current is generated across the insulated gap to the portion of the tool below the insulated gap to the conductive material in the target wellbore returning to a portion of the bottom hole assembly above the insulated gap thereby producing a target magnetic field.

Abstract: A method for measuring electromagnetic radiation pattern and gain of radiator using TEM waveguide is disclosed. The method includes the steps of: a) measuring powers of output port of a transverse electric and magnetic (TEM) waveguide by changing arrangements of the radiator located within the TEM waveguide; and b) estimating a radiation power density of the radiator in free space, wherein the radiator is modeled as a dipole moment based on the powers of the output port of the TEM waveguide.

Abstract: A system for providing anti-islanding protection of a synchronous machine based distributed generator includes a frequency sensor configured to generate a generator frequency signal, a bandpass filter configured for filtering the generator frequency signal, a governor controller configured for using the filtered frequency signal to generate a power feedback signal, and a governor summation element configured for summing the filtered frequency signal, the power feedback signal, and a reference power to provide an electrical torque signal. Another system includes a voltage sensor configured to generate a generator terminal voltage signal, a feedback power calculator configured for generating a reactive feedback power signal, a bandpass filter configured for filtering the terminal voltage signal, and a PI controller summation element configured for summing the filtered terminal voltage signal, the reactive power feedback signal, and a reference reactive power to provide an error signal.

Abstract: It is provided a semiconductor integrated circuit device capable of easily designing a large scale circuit, particularly a circuit of a system LSI designed by combining circuits using plural intellectual properties and the like. The semiconductor integrated circuit includes a driving unit which is connected to a driven circuit via a transmission line and supplies a driving signal for driving the driven circuit to the driven circuit, a switch which is inserted into the transmission line between the driven circuit and the driving unit and which causes the driving signal, which is to be supplied to the driven circuit, to flow or to be cut off, and a transmission unit which is connected to the transmission line between the switch and the driving unit, and which transmits, to the driven circuit, a test signal supplied from outside the semiconductor integrated circuit device instead of the driving signal.

Abstract: A system for testing a power durability of a SAW filter includes: a signal generator for generating a continuous wave of an oscillator; a high power amplifier for amplifying a signal applied from the signal generator into a target power level; a power durability tester (PDT) for receiving the amplified signal from the high power amplifier and monitoring a power applied to a SAW filter, and setting a path for monitoring an electrical property through a network analyzer; a power meter for measuring an output signal of the PDT; a controller for changing a path to monitor an electric property of the PDT; the network analyzer for analyzing an electrical property of the SAW filter; a reliability tester for applying a test temperature to the SAW filter and maintaining the applied test temperature; a thermal meter for measuring a temperature of the SAW filter; a temperature controller for controlling a test temperature applied to the reliability tester; and a computer for controlling the signal generator, the power m

Abstract: A differential signaling system is provided. The differential signaling system comprises one or more cable pairs for carrying signals, one or more differential drivers for providing signals to the one or more cable pairs, and one or more differential receivers, the one or more differential receivers being coupled to the one or more differential drivers via the one or more cable pairs. The differential signaling system further comprises one or more test devices for testing the differential signaling system, and at least one switch coupled to at least one of the one or more cable pairs and to at least one of the one or more test devices, the switch being adapted to dynamically switch the at least one of the one or more test devices into a differential interface of the differential signaling system.

Abstract: A capacitive sensor for detecting a physical quantity includes a movable electrode and a fixed electrode, and a controlling unit for applying a signal between the movable electrode and the fixed electrode. The controlling unit includes an input terminal, an output terminal, and a time measuring means for measuring a time period. The controlling unit measures the time period, for which a diagnosis instruction signal is input into the input terminal. The controlling unit performs the self-diagnosis, after the instruction signal continues for a predetermined time period.

Abstract: Non-invasive moisture-sensing within concrete (such as concrete buildings, bridges, etc.) or a polymeric material may be accomplished by a capacitor structure comprising a porous material built inside the concrete or polymeric material. The capacitance measurements change based on the amount of moisture in the porous material. Moisture-sensing can be monitored remotely (including for submerged and other structures), relatively non-invasively, and in a repeatable and reversible fashion without intermediate conditioning or resting.

Abstract: Aspects of the invention relate to a system for assessing the condition of a thermal barrier coating on a turbine vane during engine operation. According to embodiments of the invention, one or more wires can be passed along the airfoil portion of the vane. The wires can extend over, within, or beneath the thermal coating. An electrical current can be passed along the wires, and electrical resistance can be measured across the wires. Thus, if a portion of the thermal coating becomes damaged, then the wires located in that area may break. A disconnect in the wires can lead to an increase in resistance across the wires, which can alert an operator to a problem. Some assessment systems can provide a general indication of the magnitude of damage and whether the damage is spreading.

Abstract: Probes of a probe card assembly can be adjusted with respect to an element of the probe card assembly, which can be an element of the probe card assembly that facilitates mounting of the probe card assembly to a test apparatus. The probe card assembly can then be mounted in a test apparatus, and an orientation of the probe card assembly can be adjusted with respect to the test apparatus, such as a structural part of the test apparatus or a structural element attached to the test apparatus.

Abstract: Apparatus, systems and methods for implementing molecular quantum memory are disclosed. In one implementation, a source of polarized electrons and a source of oppositely polarized electrons may be selectively coupled to at least one probe tip of a probe assembly. The at least one probe tip may, in turn, be electrically coupled to a molecule so that information may be written to the molecule using a time-varying polarized electron current selectively derived from the polarized electron current sources.

Abstract: A printed circuit board includes a substrate and an inspection piece part having a solder part provided on a surface of the substrate to be inspected by an inspecting apparatus. Thus, the printed circuit board and an inspected unit can efficiently be inspected without being disassembled and damaged.

Abstract: A probing apparatus, probing circuit board and probing system for high-voltage matrix probing are provided. Switching circuits of the probing apparatus capable of probing a plurality of probing points for high-voltage matrix probing are manufactured with using a mixed high-voltage IC process. The probing circuit board comprises a plurality of probing apparatuses integrated on a bare circuit board. The probing system comprises a plurality of probing circuit boards integrated in a machine.

Abstract: Methods and apparatus are described for aligning a probe card with a wafer probe interface by bringing first kinematic features into contact with second kinematic features, thereby restraining relative motion between the probe card and the wafer probe interface when the probe card and the wafer probe interface are docked.

Abstract: A probe card assembly can comprise a probe head assembly and a wiring substrate. The probe head assembly can comprise a plurality of probes disposed to contact an electronic device disposed on a holder in a test housing. The wiring substrate can include an electrical interface to a test controller and a plurality of electrical wiring composing electrical paths between the electrical interface and ones of the probes, and the wiring substrate can comprise a first portion on which the electrical interface is disposed and a second portion composing the probe head assembly. The second portion of the wiring substrate can be moveable with respect to the first portion of the wiring substrate.

Abstract: A probe card transfer assist apparatus for assisting an operation of transferring a probe card employed in an electrical inspection apparatus includes a holding unit for holding a pair of grips of the probe card wherein the grips are supported by being placed onto or suspended by the holding unit; a supporting unit for movably supporting the holding unit; and an elevation mechanism for moving the supporting unit up and down. Further, an inspecting equipment is provided with the probe card transfer assist apparatus having a holding unit for holding a pair of grips of the probe card wherein the grips are supported by being placed onto or suspended by the holding unit; a supporting unit for movably supporting the holding unit; and an elevation mechanism for moving the supporting unit up and down.

Abstract: The present invention provides a probe chip and a probe card in which when troubles such as breakage etc. occur in a probe of a contact portion of a probe card, the contact portion can be easily replaced with another one. In the probe card having a guide frame, a probe chip and a fixing jig, a second arm portion of a cantilever of the probe chip is abutted on a conductive path of a fixing jig such that the probe chip is held or pressed down and fixed to the guide frame with the second arm portion being elastically deformed.