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Testing method of wafer with thin-film magnetic heads and manufacturing
method of thin-film magnetic head
A testing method of a wafer provided with a plurality of thin-film magnetic heads is provided. Each of the plurality of thin-film magnetic heads includes a main...
Method for compensating for differences in capacitance between multiple
Disclosed is method for compensating for variation in the capacitance between multiple capacitive sensors. Prior to sensing operations, baseline capacitance...
Fuel property sensor and fuel tank assembly
A fuel property sensor, which is installed to a fuel tank of a fuel tank assembly, senses a property of fuel at the fuel tank. First and second electrodes of...
Angle measuring device
An angle measuring device for optical angle measurement has a telescope body 5 which is rotatably mounted around at least one shaft (1, 2; 11), wherein the...
Method for manufacturing tactile-sensitive material utilizing microcoils
Provided is a material for tactile sensor, which is easy to be formed, and in which the shape, size and orientation of coils dispersed in the medium are...
Embodiments feature a sensor including a nanostructure and methods for manufacturing the same. In some embodiments, a sensor includes a substrate, a first...
Differential power detection
A method of determining a differential power condition includes comparing a voltage across a resistor to a first threshold. The voltage across the resistor is...
Methods for predicting the future performance of fuel cell stacks and
individual fuel cells
Method embodiments for analyzing the future performance of a fuel cell stack comprise the steps of: a) generating a first polarization curve data by...
Monitoring circuit for determining if an electric element has failed
before the electric element is powered
A circuit for monitoring the functionality of an electrical element. A primary power supply provides direct current to the electrical element at a current...
Signal generator for electromagnetic surveying that produces a signal
having an analog continuous waveform
To perform an electromagnetic (EM) surveying of a subterranean structure, a signal generator produces a signal having an analog continuous waveform without...
Externally guided and directed field induction resistivity tool
An induction resistivity tool incorporated into a downhole tool string comprises an outer wall of a downhole component having an outer surface, and at least one...
Positioning, detection and communication system and method
A positioning, communication, and detection system designed to provide a three dimensional location of an object, navigation tools, and bidirectional...
Regenerative expansion apparatus, pulse tube cryogenic cooler, magnetic
resonance imaging apparatus, nuclear...
A regenerative expansion apparatus includes a regenerative tube configured to regenerate cryogenic cooling at the time of expansion of a coolant gas; a cylinder...
Whole-body antenna for a magnetic resonance system comprising hollow rods
A whole-body antenna for a magnetic resonance apparatus has an antenna structure composed of a number of antenna rods extending in a rod direction between first...
Magnetic resonance phantom systems and methods
According to one aspect, a magnetic resonance (NMR or MRI) phantom includes a spherical or quasi-spherical casing enclosing an internal chamber, and an internal...
Shear wave generation system for medical imaging
A system is configured to produce a stress on a subject while performing a magnetic resonance elastography scan in a magnetic resonance imaging (MRI) system....
Magnetic resonance device and method
MR imaging of a body (7) placed in an examination volume includes establishing a substantially homogeneous main magnetic field in the examination volume,...
Method for magnetic resonance imaging using sequential excitation and
A method of magnetic resonance imaging based on rapid acquisition by sequential excitation and refocusing is provided. The method comprises turning on a first...
NMR measurement method
An NMR measurement method adapted for measurements on solid mixture samples starts with irradiating a pulse sequence to the sample in order to measure the...
Magnetic resonance imaging method and apparatus with phase-sensitive fluid
In a method and magnetic resonance (MR) apparatus to separate a signal component of a cerebrospinal fluid from other signal components in the acquisition of MR...
Multi-channel magnetic resonance imaging and spectroscopy
A magnetic resonance (MR) system comprising multiple radio-frequency (RP) coils (303) configured to apply an MR pulse sequence (100) including at least a...
Detecting device of the angular position of a rotating member of an
electric household appliance
A detecting device for detecting the angular position of an electric household appliance rotating member, including a generating apparatus of a magnetic field...
Position sensor with variable direction of magnetization and method of
A magnetic sensor of rotary, linear, or curvilinear displacement using at least one permanent magnet and at least one magnetosensitive element, which can move...
Integrated circuit with tracking logic
An integrated circuit including an amplifier and a first circuit. The amplifier is configured to receive a sensed signal and provide an amplified signal. The...
Device and method for measuring the frequency of a signal coded modulated
A device (10) for measuring a frequency of an input signal (IN) that is expected to comprise a carrier signal (CS) either being unmodulated (CSU) or being...
Spectrum analyzer system and spectrum analyze method
Provided is a spectrum analysis system that measures a signal component at each frequency of an input signal, comprising a sampling section that samples the...
Peak-to-average measurement with envelope pre-detection
A peak-to-average measurement system includes an envelope detector to extract the modulation envelope of an input signal having a modulated carrier. The...
Control system optimization via digital diode emulation
The operation of a voltage regulator (or point-of-load regulator) may be optimized, by performing diode emulation using the low-side output transistor (LS FET)....
Method and apparatus for regulating electrical power from a non-perpetual
A method and system for regulating electrical power from a non-perpetual power source. In one implementation, the method includes receiving a variable power...
Gate driver in buck converters
A circuit comprising a gate driver including first and second switching stages for driving respective sync and control switches, at least one of which is a...
Power supply apparatus
In a power supply apparatus that is so configured as to produce from an input voltage an output voltage Vo within a predetermined permissible variation range,...
AC and DC temperature compensation scheme for DCR current sense
A current sensing circuit with AC and DC temperature compensation for sensing current through an output inductor which has an inherent DC resistor with a...
Control circuit for step-down DC-DC converter, step-down DC-DC converter
and control method thereof
To provide a control circuit of a step-down DC-DC converter, a step-down DC-DC converter and a control method thereof which can prevent overshoot and production...
To provide a voltage regulator having improved response characteristics in case of overshoot. The voltage regulator includes: a transistor (303) for detecting...
The present invention relates to a power-managed socket adapted for connecting to an electrical device and thus providing the electrical device with power. The...
System and method for providing a dynamically configured low drop out
regulator with zero quiescent current and...
A system and a method are disclosed for providing a dynamically configured low drop out regulator that has zero quiescent current and a fast transient response....
A voltage converter connectable to a power source (PS) and a load (LD) provides a regulated output voltage (Vout) from a voltage (Vin) power source by...
Boost snubber circuit structure
A boost snubber circuit structure applied in a power supply having a boost circuit and a power conversion unit, wherein the boost circuit includes a boost unit...
Phase shift control method for boost converter and circuit implementation
A phase shift control method for a boost converter and circuit implementation comprises a master phase and at least one slave phase. A master-phase inductor...
Auxiliary power supply with a coupling capacitor between a high voltage
line and ground
A power supply apparatus includes a coupling capacitor arranged to be connected on its first end to ground; a transformer including a primary winding and a...
Shorted rotating diode detection and protection
An electric generator with a rotating diode fault detection device built in that operates by comparing a voltage buildup across the exciter DC supply with a...
Permanent magnet generator control
A method of and a system for controlling a permanent magnet AC generator (10), wherein the generator is provided with stator windings and permanent magnets in...
Charge and discharge control circuit and battery device
Provided are a charge and discharge control circuit capable of reducing a circuit size, and a battery device. In a charger reverse connection detection circuit...
Power supply device for charge/discharge device, and charge/discharge
This power supply device includes a series circuit of a first switching element and a second switching element connected in parallel with a DC power supply...
Battery-charging device for a stand-alone generator system having a MPPT
function and method thereof
A battery-charging device, having a maximum power point tracking (MPPT) function, for a stand-alone generator system includes a DC/DC power converter and a...
USB charger circuit
A USB charger circuit includes at least a converter, a control circuitry, a first resistor, a second resistor, an error amplifier, a sense resistor and a diode....
Batteries and chargers therefor
Batteries and battery monitoring and charging systems. The preferred battery has a plurality of rechargeable cells connected in series, first and second power...
Overcurrent and ground fault protection in a networked charging station
for electric vehicles
A networked charging station for electric vehicles protects against overcurrent and ground fault conditions. Upon detecting an overcurrent condition or a ground...
Multiple interface device charger with removable battery pack
A charging accessory for a portable electronic device having a device input connector includes a main charger body portion having a power supply connection to...
Hybrid automotive vehicle with closed-circuit, inductance battery charging
An underground source of electrical energy is inductively coupled to a receiver on a hybrid automotive vehicle to provide charging power for the vehicle's battery.