Abstract: A shoe for analyzing a component is provided. The shoe includes a housing, a NDT probe disposed on a side of the housing, and a shoe interface. The shoe interface is disposed at the side of the housing and contacts the component during the analyzing of the component. The shoe interface separates the NDT probe from the component during the analyzing of the component and moves along the component during the analyzing of the component. The shoe also includes first and second wear indicators. The first wear indicator indicates that the shoe interface is usable during the analyzing of the component. The second wear indicator indicates that the shoe interface should be replaced. Both of the wear indicators are configured similar to the shoe interface and move along the component while the shoe analyzes the component.

Abstract: A measurement system is described. The measurement system comprises a measurement device and a probe unit, wherein the measurement device comprises an image analysis circuit or module. The probe unit comprises at least one image sensor, wherein the at least one image sensor is connected to the image analysis module in a signal transmitting manner. The image sensor is configured to capture an image of a measurement area being associated with a device under test. The image analysis module is configured to analyze the image captured and to determine at least one characteristic quantity of the image captured via an image analysis technique. The image analysis module is further configured to gather an information concerning a test position of the probe unit from the at least one characteristic quantity. Further, a method for operating a measurement system is described.

Abstract: An integrated circuit device includes a controller, a voltage source coupled to the controller, a voltage sampler coupled to the controller, a to current detector coupled to the controller and memory coupled to the controller, where memory includes code segments executable by the controller for: (a) measuring a cell voltage to determine an initial voltage; (b) holding the cell voltage at the initial voltage using a power source; and (c) determining the leakage current of the cell by the current provided by the current power source with a low current detector. The power source can be one or both of a voltage source and a current source.

Abstract: A testing head apt to verify the operation of a device under test integrated on a semiconductor wafer includes a plurality of contact elements, each including a body that extends between a first end portion and a second end portion, and a guide provided with a plurality of guide holes apt to house the contact elements. The guide includes a conductive portion that includes and electrically connects the holes of a group of guide holes to each other and is apt to contact a corresponding group of contact elements apt to carry a same type of signal.

Abstract: A method for monitoring battery degradation including receiving, from a pressure sensor, a first pressure value associated with a battery pack, comparing the first pressure reading to a first pressure threshold value and if the first pressure reading is greater than the first pressure threshold value, applying a first battery discharge pulse to the battery pack. The method further includes calculating a first internal resistance value of the battery pack in response to the first battery discharge pulse, comparing the first internal resistance value to an initial internal resistance value, and transmitting an alert to an electronic device if the first internal resistance value exceeds the initial internal resistance value.

Abstract: A swing measuring attachment includes a base portion and a protrusion protruding from the base portion, in which the protrusion is provided with a screw thread, the protrusion including a projection at a front end of the protrusion.

Abstract: The present invention provides a method for calculating the liquid-solid interface morphology during growth of the ingot. The method comprises providing a wafer, selecting plural sampling locations on the wafer and detecting electrical resistivity at the plural sampling locations, calculating height differences between the sampling locations based on the detected electrical resistivity, and illustrating the morphology of the liquid-solid interface based on the calculated height differences. The method of the invention has advantages including easy operation and low cost.

Abstract: A vehicle steering wheel includes a hoop, a plurality of presence sensors and an outer sheath. The presence sensors are each arranged so as to detect a proximity and/or contact between a user's limb and the hoop. The outer sheath covers the plurality of presence sensors and is stitched with at least one seam that extends around at least part of the hoop. The plurality of presence sensors is mounted on the same support.

Abstract: Based on a voltage of a secondary battery detected by a voltage measurement unit, a residual capacity is acquired from a correlation between the voltage and the residual capacity of the secondary battery stored in a memory, and a state of charge (SOC) which is a ratio of the residual capacity to a reference capacity is obtained. The reference capacity is set to a prescribed amount less than a residual capacity at full charge. Further, an information processing unit determines an abnormality of a module based on a comparison between the SOC and an SOC obtained by another method.

Abstract: Embodiments of the present application provide a detection apparatus of electrochemical impedance spectroscopy and a battery management system, the detection apparatus including a waveform generator, where the waveform generator is integrated in a battery monitoring chip; an excitation resistor; a detection resistor; and an MOS switch, wherein the waveform generator is configured to generate a pulse waveform, a gate electrode of the MOS switch is configured to receive the pulse waveform; the excitation resistor is configured to enable the battery to generate an excitation current when the gate electrode of the MOS switch receives the pulse waveform; the detection resistor is configured to convert the excitation current into an excitation voltage, the excitation voltage is configured to calculate an electrochemical impedance of the battery, The detection apparatus of electrochemical impedance spectroscopy in embodiments of the present application can lower cost and volume of EIS detection.

Abstract: The present disclosure relates to an apparatus and a method for analyzing a battery case, specifically, to the apparatus for analyzing the durability of various types of battery case, such as a pouch type or can type. The apparatus comprises a first plate which is in close contact with an outer surface of a first sheet, the first sheet forming one side of the battery case; a gas injection tube which is inserted into the battery case while penetrating through the first plate and extends along an inner surface of the first sheet; and a pressure gauge which is connected to the gas injection tube.

Abstract: An estimation method for a battery system includes mapping an upper limit and a lower limit of the state of charge of the second-system battery to a state of charge interval of the battery system, to establish a mapping relationship between the upper limit and the lower limit of the state of charge of the second-system battery and the state of charge interval of the battery system. The method includes calculating the state of charge of the second-system battery and estimating a state of charge of the battery system according to the mapping relationship.

Abstract: A method for determining a sheet resistance of a sample (1) by using point probes. The method includes: (a) positioning (101) five point probes (2a, 2b, 2c, 2d, 2e) on the sample (1) at selected positions which are distanced from an edge of the sample (1): (b) connecting (102) the five point probes (2a, 2b, 2c, 2d, 2e) in five configurations wherein each configuration comprises a different set of four point probes (abcd, bcde, cdea, deab, eabc) and measuring (103) a resistance (r1=rabcd, r2=rbcde, r3=rcdea, r4=rdeab, r5=reabc) between the four point probes for each configuration; (c) determining (104) the sheet resistance (?0).

Abstract: A sensor system for a battery module, includes: a shunt resistor including: a first current clamp and a second current clamp, each of the first and second current clamps to be connected to a current path of the battery module; a first voltage clamp and a second voltage clamp; and a measurement resistance between the first voltage clamp and the second voltage clamp, and electrically connected to the first current clamp and the second current clamp; a first landing pad electrically connected to the first voltage clamp; a second landing pad electrically connected to the second voltage clamp; a first temperature sensor connected to the first landing pad; and a second temperature sensor connected to the second landing pad.

Abstract: A system and method for defect localization in embedded memory are provided. Embodiments include a system including automated testing equipment (ATE) interfaced with a wafer probe including a diagnostic laser for stimulating a DUT with the diagnostic laser at a ROI. The ATE is configured to simultaneously perform a test run at a test location of the DUT with a test pattern during stimulation of the DUT. Failing compare vectors of a reference failure log of a defective device are stored. A first profile module is configured to generate a first 3D profile from each pixel of a reference image of the defective device. A second profile module is configured to generate a second 3D profile from each pixel of the ROI of the DUT. A cross-correlation module is configured to execute a pixel-by-pixel cross-correlation from the first and second 3D profiles and generate an intensity map corresponding to a level of correlation between the DUT and defective device.

Abstract: Provided is a secondary battery for testing an internal short, and a method and apparatus for testing an internal short of a secondary battery using the same. The secondary battery for testing an internal short according to the present disclosure includes a positive electrode side metal terminal having one end disposed between a positive electrode plate and a separator of the secondary battery, and a negative electrode side metal terminal having one end disposed between a negative electrode plate and the separator of the secondary battery, and is used to cause an internal short by contact between the other end of the positive electrode side metal terminal and the other end of the negative electrode side metal terminal.

Abstract: A mobile robot includes a body movable over a surface within an environment, a calibration coil carried on the body and configured to produce a calibration magnetic field, a sensor circuit carried on the body and responsive to the calibration magnetic field, and a controller carried on the body and in communication with the sensor circuit. The sensor circuit is configured to generate calibration signals based on the calibration magnetic field. The controller is configured to calibrate the sensor circuit as a function of the calibration signals, thereby resulting in a calibrated sensor circuit configured to detect a transmitter magnetic field within the environment and to generate detection signals based on the transmitter magnetic field. The controller is configured to estimate a pose of the mobile robot as a function of the detection signals.

Abstract: A ground search metal detector, comprising a shaft, a probe, and a dual pivot axis-defining junction piece. The probe comprises an electromagnetic coil configured to generate a magnetic field. The shaft and the probe are each attached to the junction piece. The detector is configured to be adjusted between at least a first arrangement (in which the shaft is capable of pivoting relative to the junction piece about a first axis, and the probe is capable of pivoting relative to the junction piece about a second pivot axis that is non-parallel with the first pivot axis) and a second arrangement (in which the shaft is prevented from pivoting relative to the junction piece about a first pivot axis, or the probe is prevented from pivoting relative to the junction piece about a second pivot axis). Also, a probe assembly comprising a probe and a junction piece, and methods.

Abstract: The present invention relates to a low-thermal resistance pressing device for a socket, which mainly comprises a housing, an inner collar, a heat conductive pressing block, a bearing collar and a locking member. The locking member on the housing is used to lock the socket. The inner collar is threadedly engaged with the housing. The bearing collar is located between the inner collar and the heat conductive pressing block. In the case of rotating the inner collar in the housing, the bearing collar drives the heat conductive pressing block to move axially so as to exert an axial force to a device to be tested. Because the heat conductive pressing block protrudes from the upper and lower surfaces of the housing, one end thereof can be in contact with a temperature control module, and the other end thereof can be in contact with the device to be tested.

Abstract: The present invention relates to an apparatus and a method capable of calculating insulation resistances and parasitic capacitances of a battery outside the battery. In the present invention, when a positive electrode connector and a negative electrode connector are coupled to a positive electrode terminal and a negative electrode terminal of the battery, respectively, and a ground connector is coupled to a case of the battery, even though the battery is positioned inside a chamber in order to perform a temperature test or the like of the battery, the insulation resistances and the parasitic capacitances of the battery may be calculated without needing to move the battery to the outside of the chamber. Accordingly, the insulation resistances and the parasitic capacitances of the battery may be conveniently calculated.