According to one aspect, embodiments of the invention provide an overstress indicator circuit comprising a sense circuit configured to monitor a parameter of a device and generate a sense signal corresponding to the parameter, a detection circuit coupled to the sense circuit and configured to receive the sense signal from the sense circuit and generate a detection signal at a first level in response to a determination that the sense signal is indicative of an overstress condition in the device, an interface circuit, and a memory circuit coupled to the detection circuit and the interface circuit and configured to store an overstress condition indication for access via the interface circuit in response to receiving the detection signal at the first level.

The invention relates to an unmanned aerial device for performing a resistance, current and/or voltage measurement at an object, in particular a lightning protection measurement at a wind turbine, comprising a contact element with an electrically conductive contact area, which can be brought into contact with a surface of the object, in particular with a lightning protection receptor of a rotor blade, of a nacelle or of a tower of a wind turbine, and comprising an electrically conductive measurement cable, which, with a first end, is connected in an electrically conductive manner to the contact area, and, with a second end, can be connected to a resistance, current and/or voltage measuring device and/or a grounding contact of the object.

Aspects of the present disclosure relate generally to systems and methods for use in the implementation and/or operation of quantum information processing (QIP) systems, and more particularly, calibrations during tandem execution of quantum circuits.

Systems and methods for sensing voltage on a chip are described herein. In one embodiment, a voltage sensor comprises a voltage-controlled oscillator coupled to a voltage being sensed, and a plurality of transition detectors, wherein each of the transition detectors is coupled to a different location on the oscillator, and wherein each of the transition detectors is configured to count a number of transitions at the respective location over a time period. The voltage sensor also comprises an adder configured to add the numbers of transitions from the transition detectors to generate an output value that is approximately proportional to the voltage.

The present invention relates to a plug device and a method of automatically plugging a display panel with a connector. The plug device for automatically plugging a display panel and a connector comprises a first linkage having, a fixed end and a movable end that can approach or get away from the display panel at a plug location; wherein the connector comprises a first connector head, a second connector head and a wire that connects the first and second connector heads, the connector is mounted on the first linkage, the first and second connector heads of the connector are respectively secured on the movable end and the fixed end of the first linkage; and wherein the second connector head is connected with a signal generator, when the movable end approaches the display panel at the plug location, the first connector head is automatically plugged on the display panel.

Various exemplary devices, systems, and methods for detecting debris in payment card readers are provided. In general, a card reader configured to read a card for payment and/or other purpose(s) includes a slot configured to receive the card therein. In an exemplary embodiment, a tester is configured to be inserted into the card reader slot and identify whether debris is present in the slot that would prevent the card reader from properly reading data from a card inserted into the slot, e.g., from reading a chip of the card, etc. The tester is configured to be inserted into the card reader slot with the card reader on site at its installed location, e.g., as part of a fuel dispenser or other payment terminal.

Various exemplary systems, devices, and methods for testing electrosurgical generators are provided. In general, an electrosurgical generator is configured to generate energy and provide the energy to an electrosurgical instrument. In an exemplary embodiment, testing of an electrosurgical generator includes simulating a tissue load being electrosurgically treated in a surgical procedure. The simulated tissue load is simulated by a computer system that includes a circuit that has a plurality of states each corresponding to a different simulated tissue load. The circuit is configured to change between the plurality of states during the testing so as to simulate a plurality of different tissue loads.

A noise reduction device according to one embodiment includes a noise reduction circuit and a failure diagnosis circuit. The noise reduction circuit generates an offset signal with reverse polarity of a noise component generated in a load. The failure diagnosis circuit detects a level of the offset signal. The failure diagnosis circuit determines whether or not a detected level of the offset signal deviates from an appropriate range. The failure diagnosis circuit diagnoses, on the basis of a determination result, whether or not a failure has occurred in the noise reduction circuit.

A backup power supply includes a battery module including battery cells, a power conversion unit configured to adjust a voltage of an output of the battery module and output the adjusted output to a load, and a health diagnosis circuit for the power conversion unit, the health diagnosis circuit includes a determination circuit configure to diagnose health of the power conversion unit by detecting input power and output power of the power conversion unit and comparing a ratio of the input power and the output power with a threshold.

The present invention provides a method for predicting a remaining lifetime of an electrical component of an electrical circuit, the electrical circuit being part of a building management device. The method comprises: estimating (S1) two or more estimated temperatures of the electrical component by using a trained machine learning model of the electrical component that is trained based on training data. Further, the method comprises: generating (S2) a temporal course of temperature of the electrical component based on the two or more estimated temperatures; and computing (S3), based on the temporal course of temperature of the electrical component, an indicator for the remaining lifetime of the electrical component. The present invention also provides a method for predicting a remaining lifetime of an electrical circuit being part of a building management device.