Abstract: Disclosed is a personalized diagnostic and treatment solution for cardiovascular disease. The invention comprises an extended CVD risk assessment panel, combining tests for traditional and new important risk markers, and methods for devising a personalized treatment plan for a patient via the use of a CVD diagnosis and treatment protocol algorithm. The new important risk markers include HDL subpopulation profile by two-dimensional gel-electrophoresis, plasma sterols, direct measurement of sdLDL-C, determination of CRP molecular forms, glycated albumin as a percentile of total albumin, and other specialized testing pertaining to apolipoprotein E and Factor V Leiden genotyping, NT-proBNP and adiponectin. This solution provides a more complete risk assessment of an individual than merely measuring traditional CVD risk markers, and enables the healthcare practitioner to optimize therapy for patients with or without established CVD.

Abstract: Disclosed is a method for quantifying HDL2 cholesterol in a test sample without requiring laborious operations. The method for quantifying cholesterol comprises allowing phospholipase to act on HDL to quantify cholesterol. Also disclosed is a method comprising: a first step of transferring cholesterols other than high-density lipoproteins in a test sample to the outside of the reaction system; and a second step of quantifying high-density lipoprotein 2 cholesterol among the high-density lipoproteins remaining in the reaction system; wherein, by performing the second step by the above method, high-density lipoprotein 2 cholesterol in the test sample can be quantified.

Abstract: We disclose a method of tagging nutritional or drug compositions using chemical entities which are known to be safely consumed and which are detectable using known techniques, including near IR spectroscopy. The chemical entities used as tags may be detected in easily obtainable biological samples, including urine and feces. The biological sample may be deposited into a medical toilet which may analyze the biological sample using an analytical device associated with the medical toilet. The tag may be identified and quantified to then identify and quantify the nutritional or drug composition the subject consumed along with the tag. This system may be used to track the source of a food or drug, confirm compliance to a prescribed diet or drug treatment, confirm drug consumption in clinical trials, identify the source of contaminated food, and identify the food substances used to produce food products.

Abstract: We disclose a method of using taggants to assess how and to what extent a drug in a drug composition that a user has consumed has decayed in response to storage conditions and time. The taggants may decay in response to environmental conditions which cause different drugs to lose their efficacy. These environmental conditions may include light, temperature, oxidation, and age. The taggants may be detected in biological samples, including urine and feces. By identifying the taggants, the drug composition and other information relating to the drug may be identified. Additionally, quantification of the different taggants may be used to determine whether the drug in the drug composition has been exposed to environmental conditions which may reduce its efficacy.

Abstract: We disclose a method of using taggants to assess how and to what extent a drug in a drug composition that a user has consumed has decayed in response to storage conditions and time. The taggants may decay in response to environmental conditions which cause different drugs to lose their efficacy. These environmental conditions may include light, temperature, oxidation, moisture, and age. The taggants may be detected in biological samples, including urine and feces. By identifying the taggants, the drug composition and other information relating to the drug may be identified. Additionally, quantification of the different taggants may be used to determine whether the drug in the drug composition has been exposed to environmental conditions which may reduce its efficacy.

Abstract: A system including a light source, sampling tray, and a plurality of fiber optics positioned to achieve high contrast to improve accuracy and eliminate the need to rotate the sample. A composite light image from the fiber optics is fed to a spectrometer which converts the reflected light into a fingerprint corresponding to the concentration of at least one substance in the sample. The fingerprint is processed by a statistical model to determine concentration level of the at least one substance in the sample and the concentration level is then displayed.

Abstract: Methods are disclosed for a sandwich assay for a small molecule having a molecular weight of about 500 to about 2,500. The method comprises the use of a first antibody that binds to the small molecule and a second antibody that binds to the small molecule at a portion of the small molecule other than a portion to which the first antibody binds. The second antibody is prepared from an immunogen that comprises a hapten that is not the small molecule or a derivative of the small molecule wherein the hapten comprises a moiety that is structurally similar to that of the second portion of the small molecule. The antibodies may be employed in sandwich assays for the small molecule.

Abstract: This invention relates to an apparatus for conducting immunoassay test. The apparatus includes a groove unit having a groove along a vertical direction configured to hold a rod-shaped portion of a probe along the vertical direction, and a push pin configured to move along a horizontal direction, the push pin being capable of residing at a first position and a second position. A tip of the push pin is capable of pressing the rod-shaped portion of the probe against the groove when the push pin resides at the first position. The distance between the tip of the push pin and the groove is larger than a diameter of the rod-shaped portion of the probe when the push pin resides at the second position.

Abstract: Described are systems, devices, and methods which related to various aspects of assays for detecting and/or determining a measure of the concentration of analyte molecules or particles in a sample fluid. In some cases, the systems employ an assay consumable comprising a plurality of assay sites. The systems, devices, and/or methods, in some cases, are automated. In some cases, the systems, devices, and/or methods relate to inserting a plurality of beads into assay sites, sealing assay sites, imaging assay sites, or the like.

Abstract: An automated fluid sample collector includes: a collection receptacle; an actuator; and a piercing element coupled to the actuator. An automated sample collection device includes: a sample receptacle; a needle that is able to extend into the sample receptacle; an actuator coupled to the needle such that the actuator is able to extend and retract the needle; and a fluid chip coupled to the sample receptacle, the fluid chip able to accommodate an amount of collected fluid. An automated method of collecting a fluid sample includes: activating a pump associated with a finger retention element in order to add fluid to the finger retention element; extending an actuator associated with a piercing element; opening a pinch valve; activating a collection pump; deactivating the collection pump; closing the pinch valve; and releasing fluid from the finger retention element.

Abstract: The present invention provides a speed detection device and a speed detection method for a handrail of a passenger conveyor, and belongs to the technical field of passenger conveyors. A distance from the speed detection device provided by the present invention to a surface of a detected handrail is centimeter-scale or below centimeter-scale, wherein the speed detection device comprises a light source part, an imaging sensor and an image processing part. The speed detection device and the speed detection method provided by the present invention can accurately detect to obtain speed information of the running handrail, and the speed detection device is easy to install and maintain.

Abstract: A method of determining a corrected rotational speed signal for an electric motor, comprising determining a periodic rotational angle signal that has a periodic rotational angle error that is dependent on the rotational angle, determining a half period duration of an interference ripple of a raw rotational speed signal, averaging of at least one pair of sampled values of the raw rotational speed signal, converting a rotational angle signal to a digital raw rotational speed signal that includes an interference ripple, determining an average value in response to at least one pair of sampled values of the raw rotational speed signal, forming a correction value dependent on a sampling period duration and on a frequency of the interference ripple of the raw rotational speed signal for consideration of a discretization error, and forming the corrected rotational speed signal from a difference between the average value and the correction value.

Abstract: The invention relates to a method and a measuring system for measuring a movable object, for example a lateral guide on the transport path of a casting strand in a metallurgical installation. The system has at least one light source (110) for emitting parallel light beams (130) and a receiving device (120) with a sensor field for receiving the light beams. An evaluation device is used to evaluate the light beams received by the sensor field. In order to be able to make the evaluation simpler and faster, the receiving device is designed to generate an image of the sensor field having the positions of the sensors of the sensor field, which are assigned to the light beams not influenced by the object, and having the positions of the sensors of the sensor field, which are assigned to the light beams which are emitted, but are influenced by the object. The distances between the individual sensors are likewise known on the basis of the known resolution of the sensor field.

Abstract: Provided is an accelerometer, and particularly to a quartz pendulous accelerometer, including a quartz meter, which is configured to sense an acceleration signal, convert the acceleration signal into an inertia torque and convert the inertia torque into a quartz meter output signal; a readout apparatus, which is configured to convert the meter output signal into an input signal recognizable by a pulse generating apparatus; a pulse generating apparatus, which is configured to perform control algorithm conversion, oversampling and digital quantization on the input signal to obtain a quantized current pulse, where the quantized current pulse is converted into an electromagnetic pulse torque for balancing the inertia torque. By means of a circuit design and a system stability design of the present disclosure, digital feedback is realized while quantizing a feedback current is implemented. Negative feedback is realized by adopting an oversampling technique, so that the linearity, the dynamic precision etc.

Abstract: Method and apparatus are disclosed for GNSS statistical speed calibration An example vehicle includes a wheel, a speed sensor for determining a first vehicle speed, an inertial sensor, and a processor. The processor may be configured for determining a second vehicle speed based on information from the inertial sensor and information from a satellite based system, determining that a difference between the first and second vehicle speeds is statistically significant, and responsively adjusting a value of the radius of the wheel.

Abstract: This document relates to a method of performing surface measurements on a surface of a sample using a scanning probe microscopy system. The system comprises a sample support structure for supporting a sample, a sensor head including a probe comprising a cantilever and a probe tip arranged on the cantilever, and an actuator for scanning the probe tip relative to the substrate surface for mapping of the nanostructures. The method comprising the steps of: vibrating the cantilever using an actuator and moving the probe relative to the substrate surface for performing said scanning. The probe is held at a distance to the substrate surface such as to allow contact at a plurality of intermittent contact moments between the probe tip and the surface during said vibrating of the cantilever. The steps of vibrating of the cantilever and moving of the probe are performed concurrently.

Abstract: A probe for measurements on a device under test with low source impedance is described. The probe has a resistor coupled in series between a probe tip and a probe cable connected to a measuring apparatus. The resistor having an impedance equal to a characteristic impedance of the probe cable or equal to the difference between the characteristic impedance of the probe cable and an output resistance of the device under test. Further, a measuring system and a test setup are described.

Abstract: Methods and apparatus for non-intrusive monitoring by sensing physical parameters such as electric and/or magnetic fields.

Abstract: An adapter for a current probe is described, said adapter being configured to be connected with said current probe. Said adapter enables a voltage measurement by using said adapter and said current probe. Said adapter comprises a current loop and at least one transconductance unit. Said transconductance unit transforms the voltage to be measured into a current wherein the current obtained is forwarded by said current loop. Further, a testing system is described.

Abstract: A sensor assembly for a current sensor is provided having a Hall element and a holder for the Hall element, the holder being rigid and including a retainer for the Hall element, in which it is received with small tolerances, and two contact surfaces for a magnetic core. A current sensor having such a sensor assembly and a magnetic core is also provided which has at least one gap in which the holder is arranged, so that the Hall element extends perpendicularly to a direction in which magnetic field lines pass through the gap. A holder for such a current sensor is also provided wherein it consists of a mechanically hard, non-magnetic material, preferably hard plastics or acrylic glass. Lastly, a method of assembling a current sensor is also provided.

Abstract: A current sensor (current detection device) 100 includes a conductor 10 through which measurement-target current flows, a magnetic sensor 30 that detects magnetic fields generated by current flowing through the conductor and a package 60 that, together with at least part of the conductor, separates the magnetic sensor from the conductor and covers and seals in their outer surfaces. Together with a curved portion 13 of the conductor, the package separates, from the conductor through which measurement-target current flows, the magnetic sensor that detects magnetic fields generated by current flowing through the conductor and covers and seals in their outer surfaces so that an interface that can spread in the package, in which the magnetic sensor is embedded, from its boundaries with it is not formed; therefore, a high withstand voltage can be obtained.

Abstract: Systems and methods described herein are directed towards differential current sensing a current sensor having two or more magnetic field sensing elements that are oriented to sense a magnetic field generated by a current through an external conductor in the same direction. The current sensor can be positioned such that at least one first magnetic field sensing element is vertically aligned with the external conductor and at least one second magnetic field sensing element is not vertically aligned with the external conductor. The magnetic field sensing elements may be spaced from each to measure a gradient field and can generate a magnetic field signal indicative of a distance between the respective magnetic field sensing element and the current carrying external conductor. A difference between the magnetic field signals can be determined that is indicative of the current through the external conductor.

Abstract: A power MOSFET and a sense MOSFET for detecting a current of the power MOSFET are formed in a semiconductor chip, and a source pad and a Kelvin pad are formed of a source electrode for the power MOSFET. The source pad is a pad for outputting the current flowing to the power MOSFET, and the Kelvin pad is a pad for detecting a source potential of the power MOSFET. The source electrode has a slit, and at least a part of the slit is arranged between the source pad and the Kelvin pad when seen in a plan view.

Abstract: A voltage measuring apparatus that individually measures voltages of n-pieces (2?n) of power storage elements B(1) to B(n) connected in series includes: first to n-th voltage detecting units that respectively individually measure voltages of the power storage elements; a switching circuit that switches a connection state between the power storage elements and the first to n-th voltage detecting units; a SW control unit that drives the switching circuit; and an operation processing unit. The power storage elements are arranged in order so that potential becomes higher as n increases. The switching circuit includes a capacitor connected in parallel to the power storage element B(1). In the switching circuit, the negative terminals of the power storage elements are connected to a first terminal of the capacitor via respective corresponding first switches. The positive terminals of the power storage elements are connected to a second terminal of the capacitor via respective corresponding second switches.

Abstract: The present disclosure provides for a device which is a non-contact metering of a current, a voltage, power, and/or energy.

Abstract: The invention allows verifying the performance of energy over time of any photovoltaic or wind solar plants whose value of energy produced is made available on computers accessible through a public data communication network and monitoring the operation thereof. The performance of energy is verified by comparing the plant production values of an even long past period of time up to the start of the system, with the current ones, even if the amount of energy produced has never been measured by its user in the past. The technical problem of calculating the performance of plants referred to the initial start up values and in the past operation time of the plant itself, the automatic processing of numerous physical data, the automatic production of reports for technical and information purposes, the sending of alarms and alerts on the performance decay, is solved by the invention.

Abstract: A parameter monitor and method for monitoring a parameter of a passive component on an integrated circuit. The parameter monitor includes an oscillator circuit. The parameter monitor also includes circuitry configured to measure a first time period of an oscillation of the oscillator circuit with a passive component to produce a first digital count value, to measure second time period of an oscillation of the oscillator circuit without the passive component to produce a second digital count value, and generate a code indicative of a value of or a variation in the value of the passive component using the first and second digital count values.

Abstract: Systems and methods are described for calculating a propagation delay of a transmission line. A transmitter may transmit a signal from a first end of a transmission line to a second end of the transmission line at a first time, t1. A signal reflection device (e.g., a passive resonator) connected to the second end of the transmission line may generate a reflection at a second time, t2. A reflection detector (e.g., a matched, passive resonator) at the first end of the transmission line may receive the reflection from the signal reflection device, at a third time, t3. A propagation delay calculator may calculate the propagation delay of the transmission line as corresponding to one-half of a difference between the first time, t1, and the third time, t3.

Abstract: A system and method for determining electrical stress in an electrical power system of a work vehicle. The work vehicle includes a plurality of electrical power circuits, wherein each of the electrical power circuits is operatively connected to one of a plurality of electrical devices, such as a motor. One or more controllers are each operatively connected to one or more of the plurality of devices to determine a change to an operating characteristic of the connected device. In one embodiment, a current sensor is coupled to each of the devices to sense current drawn by the device over a period of time. Each of the controllers is configured to compare the value of the sensed current to a predetermined value of current to determine a rise in temperature of the device. The determined rise in temperature is used to determine fault conditions occurring in the devices and associated wiring harnesses.

Abstract: A product stratification device calculates a standard deviation for characteristic value variation of products. The device stratifies products into a plurality of ranks based on measured characteristic values. The device then calculates an average of the characteristic values and a deemed standard deviation that corresponds to a standard deviation for variation in the characteristic values. The characteristic values for each product belonging to one or more of the plurality of ranks are then re-measured, and the products are re-stratified into the plurality of ranks based on the re-measured characteristic values. An estimation number of products belonging to each rank is estimated based on the probability distribution for the average and the deemed standard deviation for the products. Based on the estimation number, measured value variation of the products is calculated for each item and can be used for determining whether the products are defective or non-defective.

Abstract: Systems and methods for detecting thermal-mechanical strain fatigue in an electrical fuse include a controller configured to monitor at least one fuse fatigue parameter over a period of time while the fuse is connected to an energized electrical power system, and based on the monitored at least one fuse fatigue parameter, the controller is further configured to determine at least one of a consumed service life of the fuse element or a service life remaining of the fuse element.

Abstract: A drive system includes a current sensor configured to generate a first current signal representative of a current flowing in one or more electrical devices electrically coupled together through a power supply bus, a power output bus, and a common ground. The drive system also includes a voltage sensor configured to generate a first voltage signal representative of a voltage with respect to the common ground in the one or more electrical devices. The drive system further includes a ground fault detection controller configured to determine a ground fault in the one or more electrical devices based on a change in at least one of the first current signal and the first voltage signal.

Abstract: A method of providing a temperature value from a dynamic random access memory (DRAM) device can include receiving a test mode command that activates a temperature value output mode of operation; providing the temperature value to an output buffer circuit; providing an enable signal to the output buffer circuit; and outputting the temperature value that indicates a temperature range, the temperature value is outputted from the output buffer circuit to at least one terminal that is electrically connected external to the DRAM device; wherein the temperature value includes at least 5 binary bits.

Abstract: The device for detecting a faulty function of a planar OLED light source or group thereof, comprises a main connector for supplying input voltage to the control unit adapted to receive information from the detector, and to control the voltage- or current-generating power supply unit for the measured OLED light source(s) via a sensing unit measuring the course of the V-A characteristic and/or certain evaluation point(s) thereof of the measured OLED source(s), and connected to a detector for evaluation whether the measured OLED source(s) exhibits a faulty function, and communication of the evaluated data to the control unit.

Abstract: A testing device includes a switch, a sensing circuit, and a control circuit. The switch is coupled to a power supply circuit, and the power supply circuit is configured to output a supply voltage to a device under-test via the switch. The sensing circuit is coupled to the device under-test, and the sensing circuit is configured to receive an input voltage from the device under-test and to output a sensing signal according to the input voltage. The control circuit is coupled to the sensing circuit, the power supply circuit, and the switch. The control circuit is configured to control the power supply circuit to stop outputting the supply voltage at a first time and to turn off the switch at a second time according to the sensing signal.

Abstract: The disclosure describes a novel method and apparatus for improving the operation of a TAP architecture in a device through the use of Command signal inputs to the TAP architecture. In response to a Command signal input, the TAP architecture can perform streamlined and uninterrupted Update, Capture and Shift operation cycles to a target circuit in the device or streamlined and uninterrupted capture and shift operation cycles to a target circuit in the device. The Command signals can be input to the TAP architecture via the devices dedicated TMS or TDI inputs or via a separate CMD input to the device.

Abstract: Aspects include a system having logic built-in self-test (LBIST) circuitry for use in an integrated circuit with scan chains. The system includes a pattern generator configured for generating scan-in test values for said scan chains; a signature register configured for collecting scan-out responses from said scan chains after a clock sequence; an on-product control generator configured for controlling at least one test parameter; one or more microcode array or memory elements configured to receive inputs to initialize fields in the microcode array or memory elements; and a test controller. The test controller includes a reader component configured for reading test parameters from a field of the microcode array or the memory elements; and a programming component configured for configuring the on-product control generator and the pattern generator with a LBIST pattern according to the read test parameters.

Abstract: An IC includes an IEEE 1149.1 standard test access port (TAP) interface and an additional Off-Chip TAP interface. The Off-Chip TAP interface connects to the TAP of another IC. The Off Chip TAP interface can be selected by a TAP Linking Module on the IC.

Abstract: A digital integrated circuit comprising a logic array comprises a functional logic block, a logic unit for detecting transient errors affecting the functional logic block, an input FIFO memory for supplying the functional logic block with samples, an output FIFO memory for receiving samples output from the functional logic block, a buffer memory that is supplied with samples by the input FIFO memory, and a logic control unit that is able to control read access to the input FIFO memory and write access to the output FIFO memory and that is configured, when an error is detected by the transient-error-detecting logic unit, to reset the transient-error-detecting logic unit and the functional logic block, to suspend write access to the output FIFO memory and to switch the input of the functional logic block to the output of the buffer memory.

Abstract: An integrated circuit device comprises: a first power domain (100) including a processor (2) and non-volatile memory (10) connected to the processor; and a second power domain (200) including an access port (12) connected to the non-volatile memory. The access port is further connected to an electrical interface (4) suitable for connection to a debugger.

Abstract: A method for testing operation of a device under test (DUT) includes receiving an input bit stream at an input pin, the input bit stream including multiplexed test patterns for a plurality of scan chains of the DUT. The method further includes demultiplexing the multiplexed test patterns, and providing a corresponding test pattern data to each of the plurality of scan chains. The method further includes, at each of the plurality of scan chains, scanning test results from the scan chain, to produce multiplex output test data into an output bit stream.

Abstract: The present disclosure relates to articles (and the manufacture thereof) that use electrical energy to heat a material to form an inhalable substance, the articles being sufficiently compact to be considered “hand-held” devices. In certain embodiments, the articles can particularly be characterized as smoking articles. The smoking article can be adapted to detect the status of a cartridge portion of the smoking article. The smoking article includes a control body portion having a control body engagement end, wherein the control body portion houses a control component and a power source therein. The article further includes a cartridge body portion that has a cartridge body engagement end configured to removably engage the control body engagement end of the control body portion. The cartridge body portion houses a consumable arrangement and a heating connection operably engaged therewith comprising at least one heating element and a fusible link.

Abstract: A method and an apparatus are disclosed to detect faults in a rotary machine having a rotor and at least two stator windings. The method comprises generating an input signal and applying the input signal to stator windings while the rotor is locked at a rotor position, measuring output signals from the stator windings and processing all the output signals by Fourier transform to obtain frequency responses of the stator windings, forming derived quantities from all the frequency responses so that the derived quantities are independent of the rotor position, comparing the derived quantities with corresponding reference quantities, determining that there is a fault in the rotary machine if a magnitude or phase difference between the derived quantities and the corresponding reference quantities exceeds a threshold number. The apparatus is designed to test a rotary machine using the inventive method.

Abstract: A method for determining a state of charge (SOC) of a rechargeable battery cell includes determining a rate-invariant charge/discharge relationship between an open-circuit voltage (OCV) and a state of charge (SOC). This includes a first finite-rate voltage scan following a reduction branch of a relationship between OCV and the SOC, and executing a second finite-rate voltage scan following an oxidation branch of a relationship between OCV and the SOC. A rate-dependent charge/discharge relationship between the OCV and the SOC is determined during scanned voltage transitions between the reduction and oxidation branches. A present SOC state is determined based upon an electrical potential, the rate-invariant charge/discharge relationship between the OCV and the SOC, and the rate-dependent charge/discharge relationship between the OCV and the SOC during a voltage-scan reversal that occurs when the scanned voltage transitions between the reduction and oxidation branches.

Abstract: Multiple voltage monitoring circuits each detect the voltage across at least one corresponding cell from among multiple cells. A current monitoring circuit detects the current that flows through the multiple cells. When the length of a period during which the current that flows through the multiple cells is substantially zero exceeds a predetermined judgment time, the current monitoring circuit asserts a detection signal. Upon detecting an assertion of the detection signal, each voltage monitoring circuit measures the voltage across at least one corresponding cell.

Abstract: A method and apparatus for repairing or testing a used battery pack from an electric vehicle include removing the battery pack from the vehicle. Battery tests are performed on at least some of the plurality of batteries and battery test results for each of the batteries tested are obtained. A cradle is configured to receive at least two different types of batteries. The cradle includes connectors to electrically couple circuitry of a battery tester to the battery.

Abstract: The present invention relates to a method for predicting the state of health of a battery based on numerical simulation data. A method for predicting the state of health of a battery, which is performed by a battery management system, according to an embodiment of the present invention includes: a step of obtaining a verified numerical simulation database, into which solution data of the battery is extracted and stored, when a numerical analysis result is verified by an experimental result using electrical and chemical analysis of the battery; a step of counting the number of charges or discharges when a deviation between reference data read from the verified numerical simulation database and measurement data read from the battery is within a preset range and battery capacity satisfies a preset condition; and a step of predicting a state of health of the battery using the number of charges or discharges and a classifier based on a learned machine learning algorithm.

Abstract: Systems and methods for detection and analysis of battery condition information may be used with respect to, for example, battery powered hand hygiene product dispensers. The battery condition information may be used to identify potential low battery conditions, the type of dispenser, the type or form of product dispensed, and/or to detect occurrence of a battery replacement event in a hand hygiene product dispenser. The battery condition information may further be used to determine a number of dispenses remaining for a hand hygiene product dispenser. The battery condition information may further be used to provide battery condition information for battery operated hand hygiene product dispensers in hand hygiene compliance systems.

Abstract: A USB test device for testing a power feed device having a USB plug includes: a connector connected to the USB plug; a communication control unit that communicates with the power feed device through a communication line of the connector; a load control unit capable of controlling a load of a power supply line of the connector receiving power supply from the power feed device; a test control unit that gives an instruction to the load control unit based on power supply information which was obtained by the communication control unit and which is about a combination of electric power that can be supplied from the power feed device, and examines a state of power supply to the load from the power feed device; and a display unit that displays a result of examination by the test control unit.

Abstract: A linearity compensation circuit is disclosed for improving the linearity of a sensing signal. The linearity compensation circuit may include a compensator that is capable of receiving a sensing signal from a sensor and generating a compensation signal based on the sensing signal. The linearity compensation circuit may also include an output circuit that is capable of combining the compensation signal and the sensing signal to generate a compensated signal that exhibits an improved linearity. Also disclosed is a sensing apparatus which includes a sensor and the linearity compensation circuit. The sensing apparatus may thus be able to generate a sensing signal that is linear over a wider dynamic range.