Abstract: A paper-sheet-thickness detecting sensor of the present invention includes: an oscillator that outputs high-frequency signals with frequencies corresponding to positions in a horizontal direction that is orthogonal to a direction in which a paper sheet is transported; a signal electrode to which the high-frequency signals output by the oscillator are applied; a plurality of detection electrodes that face the signal electrode across a transportation path for the paper sheet and that individually detect detection signals that correspond to the positions; a plurality of resonance circuits that each have one end connected to one end of each of the plurality of detection electrodes and that have resonance frequencies equal to the frequencies allocated to the positions; and a broadband amplifier to which another end of each of the plurality of resonance circuits is connected and that outputs outputs of the plurality of resonance circuits as one piece of sensor output information.

Abstract: An MRI apparatus includes: an image processor that generates a real-time image and a scout image by using an MR signal that is received from an object; a display that displays slices, which respectively correspond to portions of the object, on the scout image; and an input interface that receives a user input corresponding to at least one of the real-time image and the scout image. The image processor updates the real-time image based on the user input, and the display displays the updated real-time image.

Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a calculation unit, a collecting unit, and an execution unit. The calculation unit calculates, based on a pulse sequence used in data collection by fast spin echo method, a phase shift amount on at least one echo component included in each of a plurality of echo signals. The correcting unit corrects, based on the calculated phase shift amount, phases of refocusing pulses applied in the pulse sequence such that phases match at least one of between spin echo components, between stimulated echo components, and between a spin echo component and a stimulated echo component. The execution unit executes the pulse sequence in which the refocusing pulses of the corrected phases are applied.

Abstract: Apparatus and corresponding method are invented for detecting a leak in equipment forming a target, such as a stuffing box. The apparatus includes an image analyzer configured to receive an image from camera and analyze the image to determine if a leak on the equipment is present by comparing a color channel of the image with a reference and the image analyzer having an output port for delivering a notification upon the image analyzer determining that a leak is present on the equipment.

Abstract: A method for signal communication between a well drilling instrument and the Earth's surface includes generating an electromagnetic field in an instrument disposed in drill string used to drill a wellbore. The electromagnetic field comprises encoded measurements from at least one sensor associated with the instrument. A signal is measured corresponding to an amplitude, phase or frequency of the electromagnetic field. The measurements are decoded from the measured signal. The measured signal comprises at least one of a voltage imparted across a capacitive electrode proximate ground surface and a galvanic electrode in contact with the ground surface, and a voltage imparted across two capacitive electrodes each proximate a ground surface and separated from each other by a known distance.

Abstract: A device includes at least one antenna, a power supply that generates a voltage using electrical energy contained in a first radio frequency (RF) signal generated by an RF scanner, at least two ports to which respective ends of at least one electrical conductor are attached, an impedance meter to which the at least two ports are conductively linked and a transmission controller configured to communicate to the RF scanner, via the antenna, a second RF signal containing data indicating the measured electrical impedance. The impedance meter and the transmission controller are powered by the voltage generated by the power supply using the electrical energy contained in the first RF signal generated by the RF scanner. The device can be configured to be embedded into at least one structural material of a physical structure, or embedded into a structural wrap configured to be attached to the physical structure.

Abstract: A battery sensor assembly (10) is provided with a positioner (11) and a battery sensor (1). The positioner (11) is provided with a sensor-fixing part (29) for fixing the battery sensor (1) and a rotation-blocking part (31) capable of coming in contact with a side surface (2b) of a battery (2). The sensor-fixing part (29) is provided with a fitting section (30). The fitting section (30) allows a casing (8) of the battery sensor (1) to be inserted from a prescribed insertion direction and fits to the inserted battery sensor (1). Additionally, the rotation-blocking part (31) is provided with a reinforcement rib.

Abstract: A capacitive detection and display device and method is used to simultaneously detect and display an image of an object hidden behind an obscuring surface. An electrode applies an electric field to a chamber having a visual display material which is located between the electrode and the obscuring surface. A sensitivity enhancement device is located within the electric field between the chamber and the obscuring surface to increase the sensitivity of the detection and display device and increase its depth of penetration through the obscuring surface. In one embodiment, the sensitivity device comprises an array of sensitivity electrodes formed on a nonconductive substrate. The shape of a hidden object is visually displayed by the visual display material.

Abstract: A wireless RF coil unit according to the embodiment includes at least one receiver, a converter, a mixer and a filter. The at least one receiver receive a first analog signal having a first frequency synchronized with a first clock of a device different from the coil unit, and a second analog signal having a second frequency different from the first frequency. The converter converts the first analog signal into a first digital signal, and the second analog signal into a second digital signal, in accordance with a second clock of the coil unit. The mixer generates a multiplication signal of the first digital signal and the second digital signal. The filter passes a predetermined frequency component in the multiplication signal and outputs an intermediated frequency signal.

Abstract: A monitoring system has a polyphase distribution transformer monitoring (PDTM) device that interfaces with electrical conductors electrically connected to a transformer. The PDTM device measures a current and a voltage in each of the electrical conductors simultaneously. Further, the PDTM device has a plurality of free-moving satellite current sensors coupled to flexible cables, and each current sensor is undetached from the other current sensors. Additionally, each satellite current sensor is electrically coupled via a current cable to at least one connector on a control box for which to deliver data indicative of current sensed by the current sensors and each current cable is paired with one of a plurality of voltage cables, and each current cable and voltage cable pair is coupled to the at least one connector.

Abstract: An apparatus comprising at least one first signal loop configured to receive a first signal; at least one second signal loop magnetically coupled with the first signal loop configured to generate a second signal; a signal processor configured to monitor the second signal and determine the presence of at least one metal object dependent on the second signal.

Abstract: In a magnet assembly, and an angle detection system embodying such a magnet assembly, for detecting a rotational angle of a rotating shaft, first and second magnet portions are mounted on the shaft, and have geometrical shapes and respective magnetizations with various symmetry features.

Abstract: A magnetic field sensing apparatus including a magnetic flux concentrator and a plurality of magnetoresistance units is provided. The magnetic flux concentrator has a top surface, a bottom surface opposite to the top surface, and a plurality of side surfaces connecting the top surface and the bottom surface. The magnetoresistance units are respectively disposed beside the side surfaces. The magnetoresistance units are electrically connected to form at least one kind of Wheatstone full bridge in three different periods, so as to measure magnetic field components in three different directions, respectively, and to cause the at least one kind of Wheatstone full bridge to output three signals corresponding to the magnetic field components in the three different directions, respectively.

Abstract: In order to provide an effective optimization of a magnetic resonance sequence, particularly with regard to optimizing the slew rates of gradient switching sequences of the magnetic resonance sequence, in a method for optimizing a magnetic resonance sequence of a magnetic resonance apparatus, wherein the magnetic resonance sequence includes multiple pre-set gradient switching sequences with multiple pre-set slew rates, the multiple pre-set slew rates are provided to a computer wherein the multiple pre-set slew rates are evaluated. At least one optimization measure for the magnetic resonance sequence is defined based on the evaluation of the multiple pre-set slew rates. The magnetic resonance sequence is optimized based on the at least one pre-set optimization measure, wherein the optimized magnetic resonance sequence has multiple optimized gradient switching sequences with multiple optimized slew rates, and the multiple optimized slew rates being optimized in relation to the multiple pre-set slew rates.

Abstract: The present disclosure relates to power semiconductor modules. The teachings thereof may be embodied in modules with a power semiconductor component and methods, as well as a circuit arrangement. For example, a method may include: developing a thermal model of the power semiconductor module at a reference time point; establishing a reference temperature based on the thermal model; measuring a temperature-sensitive electrical parameter of the power semiconductor module during operation of the power semiconductor module; determining a current temperature from the measured temperature-sensitive electrical parameter of the power semiconductor module; calculating a temperature difference between the current temperature and the reference temperature; and determining a deterioration of the power semiconductor module based on the calculated temperature difference.

Abstract: A base having electrical conductivity and a plate shape for a semiconductor device evaluation jig has a front surface which includes a mount region where a semiconductor device is to be mounted. In this mount region, the base has a through hole extending through the base. A temperature detecting element is attached to the base. An electrode pad is electrically connected to the temperature detecting element and formed in the front surface side.

Abstract: A testing system for electrical interconnects having a removable device under test printed circuit board (DUT PCB) that electrically connects with the electrical testing components of the system. A removable top plate is placed on top of the DUT PCB and is locked in place by a plurality of locking posts that selectively connect to cam surfaces in the top plate that pull the top plate down sandwiching the DUT PCB between the top plate and the electrical testing components of the system. An actuator is also presented that presses the device under test into the electrical interconnect at increments where tests are performed on one, some or all of the contact points of the electrical interconnect. This information is then analyzed and graphed to assist with determine the optimum force and/or height to use during actual use.

Abstract: Method for detecting short-circuits in a coil in an electric machine, includes: a) arranging a coil in an air gap between the rotor and stator; c) recording signal curves generated by the coil; d) determining zero crossings of the curve and storing the times thereof; e) determining zero crossings of the curve corrected by an offset c, identifying a pair of immediately consecutive zero crossings, the time separation of which is longer than the minimum duration; f) in no pair is identified, repeating step e) until identified, wherein the offset c is varied from the zero point to a global extreme value of the curve; g) identifying at least one of the two stored times, which lies between and closest in time to the pair and; h) extracting two half-waves from the curve using times identified in step g), wherein each half-wave corresponds to half a revolution of the rotor.

Abstract: A probe pin includes a coil spring, a first plunger, a first end of which is inserted from a first end of the coil spring into the coil spring and a second end of which is exposed to outside of the coil spring, and a second plunger, a first end of which is inserted from a second end of the coil spring into the coil spring to be in contact with the first end of the first plunger and a second end of which is exposed to the outside of the coil spring. The second plunger includes at least one elastic arm extending from the second end of the second plunger, and a touch portion is provided at a leading end of the elastic arm and displaceable in a direction intersecting an axial center direction when pressing force in the axial center direction is applied to the touch portion.

Abstract: Various embodiments include apparatus and methods related to finding a position in an underground formation. Apparatus and methods can include receiving signals from a receiver in an underground formation in response to signals generated from transmitting sources, each of the transmitting sources located at a known position; and processing the received signals, based on the signals generated from the transmitting sources, to determine the position of the receiver. A number of techniques can be applied to processing the received signal. Additional apparatus, systems, and methods are disclosed.