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Patent # Description
US-8,130,008 Integrated circuit with a radiation-sensitive thyristor structure
An integrated circuit comprises a circuit used for storing or processing data and a radiation-sensitive thyristor structure configured to conditionally short...
US-8,130,007 Probe card assembly with carbon nanotube probes having a spring mechanism therein
Columns comprising a plurality of vertically aligned carbon nanotubes can be configured as electromechanical contact structures or probes. The columns can be...
US-8,130,006 Apparatus, system and method for testing electronic elements
An electronic element testing apparatus for use with a number of probes. Each probe has a lower pole and an upper pole. The apparatus includes: a first plate...
US-8,130,005 Electrical guard structures for protecting a signal trace from electrical interference
A method of fabricating a guard structure can include depositing an insulating material over at least a portion of electrical signal conductors disposed on a...
US-8,130,004 Probe apparatus and method for correcting contact position by adjusting overdriving amount
A probe apparatus includes a movable mounting table for supporting an object to be tested; a probe card disposed above the mounting table and having a plurality...
US-8,130,003 Capacitive sensor core with flexible hinge and sensor using the same
A capacitive sensor core with flexible hinge includes a main grid plate, an auxiliary grid plate, and a mechanical structure transferring the measuring quantity...
US-8,130,002 Device and method for detecting direction of polarization of ferroelectric material
A device for detecting polarization direction of a ferroelectric is provided. From a measurement signal provided through a probe disposed in contact with or...
US-8,130,001 System and method for detecting a protective device has limited or interrupted current it carries
A system and method monitors indicators including other-than-current indicators of protective devices such as cutouts and reclosers, to determine whether the...
US-8,130,000 Methods and apparatus for battery monitoring
A battery monitoring system is provided to monitor a battery stack having multiple cells connected in series. The monitoring system includes monitor modules to...
US-8,129,999 Dielectric breakdown detector for HEV battery application
A circuit that indicates an impedance of a battery dielectric includes a signal generator module that flows a first current from a ground to a first terminal of...
US-8,129,998 Performance degradation analyzer and method of the same
An AC impedance meter measures an AC impedance of fuel cells against at least a specific frequency. A sensor group detects at least one operating condition of...
US-8,129,997 Battery cell voltage measuring apparatus and method
Disclosed is a battery cell voltage measuring apparatus and method. The battery cell voltage measuring apparatus comprises a plurality of floating capacitors...
US-8,129,996 Method and apparatus for determining deterioration of secondary battery, and power supply system therewith
A method for detecting SOC and SOH of a storage battery includes: calculating an SOC value of the storage battery with use of an SOC calculation unit based on a...
US-8,129,995 Apparatus and method for sensing battery cell voltage using isolation capacitor
An apparatus for measuring a battery cell voltage includes a battery having a cell group; a first switching unit for selectively connecting both terminals of...
US-8,129,994 Microresistivity imaging in conductive and nonconductive drilling fluid
A microresistivity logging tool includes a shield electrode deployed between a guard electrode and a return electrode. A measuring electrode is deployed in and...
US-8,129,993 Determining formation parameters using electromagnetic coupling components
A method to determine one or more parameters of a formation traversed by a borehole, at least a portion of the formation having substantially parallel...
US-8,129,992 Bore tube assembly
A wireless magnetic resonance imaging (MRI) scanner bore tube assembly has a radio frequency (RF) antenna, a microwave antenna array and an electrical screen....
US-8,129,991 Anatomical fixture for magnetic resonance position imaging
Fixtures for immobilizing a patient during magnetic resonance imaging.
US-8,129,990 Image processing apparatus and computer program product
An image processing apparatus includes a recognition unit that recognizes each cell area corresponding to a living cell from a series of observation images...
US-8,129,989 Electromagnetic field measuring apparatus and method therefor
A plate conductor and at least three columnar conductors erected on the plate conductor are provided. At the same time when an electric field is measured by the...
US-8,129,988 Method and system for adjusting the sensitivity of a magnetoresistive sensor
The system for measuring high currents or magnetic fields using a magnetoresistive sensor (80) includes a device for applying a known predetermined magnetic...
US-8,129,987 Multiple receiver coil dual mode electromagnetic detector
An electromagnetic detection system comprising: a transmitter loop for generating a primary magnetic field, and a first pair of spaced apart receiver coils and...
US-8,129,986 Angle sensor device
An angle sensor device is for determining information of a movable object. The information includes angular position information and/or angular speed...
US-8,129,985 Position encoder
An inductive position encoder is described having first and second members which are relatively moveable over a measurement path, a magnetic device mounted on...
US-8,129,984 Multiple dimension position sensor
An apparatus including a controller, a workpiece transport in communication with the controller having a movable portion and a transport path, and a...
US-8,129,983 Method and apparatus for controlling charging of a battery in a communication device
The application discloses a method and apparatus for controlling the charging of a battery in a communication device. The method includes sensing temperature of...
US-8,129,982 Voltage sensing circuits and methods for inverters
A voltage sensing circuit includes a voltage divider and a voltage rectifier. The voltage divider divides a first output voltage on a first output voltage line...
US-8,129,981 Apparatus for detecting a fault in the balancing unit
An apparatus can be coupled to at least two lines for transmitting a differential signal, which is substantially symmetrical to a predefined reference...
US-8,129,980 AC electric quantity measuring device
In the present invention, a measured realtime accurate frequency is used to determine estimated instantaneous voltage/current time-series data for each phase...
US-8,129,979 Arrangement for lightning detection at a wind turbine
An arrangement to detect a lightning strike in a wind turbine is provided. According to the arrangement, the wind turbines contains an ozone sensor. The ozone...
US-8,129,978 Material detector
To realize a small size and high detection accuracy in a substance detection apparatus. A charge detection field effect transistor and a control circuit...
US-8,129,977 Reference voltage generating circuit and DC-DC converter including the same
A reference voltage generator includes a reference voltage generating circuit that outputs a second reference voltage; and a DA converter that DA-converts a...
US-8,129,976 Load control device having a gate current sensing circuit
A gate drive circuit for a controllably conductive device, such as a triac, includes a trigger circuit for conducting a gate current through a control input of...
US-8,129,975 Synchronous rectifying DC-DC converter
There is provided a dead time control method capable of recognizing a critical situation in which a commutating transistor cannot be turned on because of a...
US-8,129,974 Systems and methods for self-recycling power
A power system includes a switch, a capacitor and a comparator circuit. The power system receives a signal to turn off power supplied to the power system, turns...
US-8,129,973 Controlling a voltage regulator
A wireless system includes a radio and a voltage regulator, which provides a supply voltage to the radio. The voltage regulator includes a storage element, at...
US-8,129,972 Single integrator sensorless current mode control for a switching power converter
A single integrator sensorless current mode control scheme for a switching power converter requires an amplifier circuit which produces an first current that...
US-8,129,971 Multi-cell voltage regulator
In some embodiments, the number of active cells in a multi-cell voltage regulator is controlled so that the current-per-active-cell approaches a predefined...
US-8,129,970 Switching regulator with reverse current detection
A switching regulator that includes an inductor, a first step-down switch to store charge in the inductor, a second step-down switch to discharge the charge, a...
US-8,129,969 Hysteretic inductive switching regulator with power supply compensation
A voltage regulator includes a converter module, N comparators, and a decoder module. The converter module includes (N+1) resistors connected in series between...
US-8,129,968 Integrated circuit for system calibration
The present invention discloses an integrated circuit for system calibration, applicable to a power supply, comprising: a comparison module, having a feedback...
US-8,129,967 Voltage regulator with self-adaptive loop
A voltage regulator includes an amplifier and a regulation loop. The regulator includes a first PMOS transistor connected to a terminal supplying an input...
US-8,129,966 Voltage regulator circuit and control method therefor
A voltage regulator circuit and control method therefor. The circuit includes input and output terminals, an output transistor to pass a current from the input...
US-8,129,965 Quick-start low dropout regulator
A low dropout regulator includes an error amplifier, an N-type depletion MOSFET, a first switch, a second switch, a low-pass filter resistor, and a low-pass...
US-8,129,964 Interleaved/all-phase mode switched PWM system
A multi-phase power switching converter having first and second states includes a pulse width modulator having an output, a converter output providing an output...
US-8,129,963 DC to DC converter
The invention relates to a DC to DC converter comprising a DC to DC converter unit (DCW), a first field effect transistor (FET1) for the voltage conversion, a...
US-8,129,962 Low dropout voltage regulator with clamping
Apparatus and methods for reducing output load transients of a low dropout voltage regulator ("LDO") are disclosed herein. A voltage regulator includes an...
US-8,129,961 DC/DC-converter
The present invention relates voltage conversion device in which a regulated output voltage is supplied by current pulses generated by the voltage conversion...
US-8,129,960 Resonance type electric power conversion apparatus and method
A resonance type electric power conversion apparatus which includes a main circuit including a main reactor, a main switching device, an inverse-parallel diode...
US-8,129,959 Start-up circuitry and method for power converter
In one embodiment, circuitry is provided for startup of a power converter. The circuitry includes a bias capacitor operable to be charged for providing energy...
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