Abstract: A low voltage drive circuit (LVDC) includes a data splitter operable to split transmit digital data into a plurality of streams of digital data. The LVDC further includes a plurality of signal generators operable to receive the plurality of streams of digital data at a plurality of data rates and generate a plurality of analog outbound data signals for the plurality of streams of digital data. A first signal generator receives a first stream of digital data of the plurality of streams of digital data at a first data rate. A second signal generator receives a second stream of digital data of the plurality of streams of digital data at a second data rate. The LVDC further includes a signal combiner operable to combine the plurality of analog outbound data signals into analog outbound data and a drive sense circuit operable to drive the analog outbound data onto a bus.

Abstract: A battery characterization system includes a drive-sense circuit (DSC), memory that stores operational instructions, and processing module(s) operably coupled to the DSC and the memory. Based on a reference signal, the DSC generates a charge signal, which includes an AC (alternating current) component, and provides the charge signal to a terminal of a battery via a single line and simultaneously to senses the charge signal via the single line to detect an electrical characteristic of the battery based on a response of the battery. The DSC generates a digital signal representative of the electrical characteristic of the battery. The processing module(s), based on the operational instructions, generate the reference signal to include a frequency sweep of the AC component of the charge signal (e.g.

Abstract: An interactive device is operable to receive a first plurality of sensed signals during a first temporal period. The first plurality of sensed signals indicate a first plurality of changes in electrical characteristics of a set of electrodes of the plurality of electrodes. A first impedance pattern identifying a writing passive device is detected based on interpreting the first plurality of changes in the electrical characteristics of the set of electrodes during the first temporal period. The writing passive device is detected based on detecting the first impedance pattern. Written user notion data is detected based on detecting movement of the writing passive device in relation to the interactive display device during the first temporal period. The written user notation data is processed for display in accordance with at least one display setting corresponding to the writing passive device.

Abstract: A capacitive touch screen display operates by: receiving a plurality of sensed signals indicating variations in mutual capacitance associated with a plurality of cross points formed by a plurality of electrodes; generating capacitance image data associated with the plurality of cross points that includes positive capacitance variation data corresponding to positive variations of the capacitance image data from a nominal value and negative capacitance variation data corresponding to negative variations of the capacitance image data from the nominal value; determining, based on the positive capacitance variation data and the negative capacitance variation data, an upper threshold and a lower threshold; generating compensated capacitance image data, based on the upper threshold and the lower threshold; and processing the compensated capacitance image data to determine a proximal condition of the touch screen display.

Abstract: A pluggable processor module includes a microprocessor package, a voltage regulator including a capacitor board, and contact pads that each include a first side in contact with the microprocessor package and a second side in contact with the capacitor board.

Abstract: A computing device includes signal generation circuitry and also includes a location on the computing device that is operative to couple a signal generated by the signal generation circuitry into a user. For example, the computing device includes signal generation circuitry that generates a signal that includes information corresponding to a user and/or an application that is operative within the computing device. The signal generation circuitry couples the signal into the user from a location on the computing device based on a bodily portion of the user being in contact with or within sufficient proximity to the location on the computing device that facilitates coupling of the signal into the user. Also, the signal may be coupled via the user to another computing device that includes a touchscreen display that is operative to detect and receive the signal.

Abstract: A cutting element (30) includes a substrate (40); and a body of superhard polycrystalline material (34) bonded to the substrate (40) along an interface, the body of superhard polycrystalline material having a peripheral side edge (42). The body of superhard polycrystalline material has a cutting surface (34); a plurality of spaced apart cutting edges (36) extending to the cutting surface (34) through respective chamfer portions (38), the cutting edges being spaced around the peripheral side edge; a plurality of recesses/regions (48) extending from the cutting surface (34) towards the substrate, adjacent cutting edges (36) being spaced apart by a respective one of said recesses/regions (48); and a protrusion or recessed region extending from the cutting surface about a central longitudinal axis of the cutting element. A method of making such a cutting element is also disclosed.

Abstract: An encoded data pattern includes a surface and a plurality of cells printed affixed to the surface. A cell of the plurality of cells includes at least one symbol representative of data. The cell includes at least one type of first electrical materials, and a combination of shape of the cell, size of the cell, and the at least one type of first electrical materials is interpretable by an encoded data pattern touchscreen sensing computing device as the symbol representative of the data. The encoded data pattern further includes one or more orientation markers affixed to the surface. The one or more orientation markers include at least one type of second electrical materials. The one or more orientation markers are positioned to assist the encoded data pattern touchscreen sensing computing device with correctly interpreting the plurality of cells.

Abstract: A data drive input circuit includes a pulse width modulation (PWM) module operable to generate a PWM signal based on input data and a clock signal. The data drive input circuit further includes a mode enable module operable to establish a light emitting diode (LED) transmit mode of a mode signal when the PWM signal is in a first state and establish an LED receive mode of the mode signal when the PWM signal is in a second state. The data drive input circuit further includes a transmit/receive drive module operable to generate a transmit data signal component of an analog input signal based on the PWM signal and the LED transmit mode generate a receive signal component of the analog input signal based on the PWM signal and the LED receive mode and output the analog input signal.

Abstract: A method for determining for determining response for a touch display panel begins by receiving an analog input signal from a data drive input circuit that is operable to generate an analog input signal based on a digital input. The method continues by generating a reference signal voltage from the analog input signal, generating a data signal voltage from the analog input signal and using a difference detection circuit, outputting an analog output voltage. The method then continues by generating an error correction current based on the analog output voltage, where the error correction current adjusts the data signal voltage in order to keep inputs to the difference detection circuit substantially equal. Finally, the method finishes by generating a current representative of a light intensity for light received by a sensor cell associated with the touch display panel, converting the analog output signal into a digital representation of the current and producing information representative of light intensity.

Abstract: A method includes receiving sensed signal data from at least one circuit based on a user in proximity to at least one electrode corresponding to the at least one circuit. Anatomical feature mapping data indicating a position of a hand detected in proximity to an interactable element in a first location within a vehicle is generated based on the sensed signal data. Button feedback display data visually depicting the position of the hand in spatial relation to the position of the interactable element is generated based on the anatomical feature mapping data, and the button feedback display data is displayed via a display device. A touch-based interaction with the interactable element is detected after facilitating display of the button feedback display data. Performance of a vehicle function is facilitated by a vehicle based on detecting the touch-based interaction with the interactable element.

Abstract: A device having a flexible touch screen display configured to display images in at least a first touch area and a second touch area. At least a portion of the second touch area is located on an edge or side surface of the device. A first plurality of touch sensitive column electrodes and a plurality of row electrodes are integrated into the first touch area, and a second plurality of column electrodes and the plurality of row electrodes are integrated into the second touch area of the flexible display. The device further includes a plurality of drive-sense circuits that drive sensor signals on the electrodes. A processing module senses, based on the sensor signals, an electrical characteristic of at least one row electrode and at least one column electrode of the first touch area or the second touch area and determines, based on the electrical characteristic, a proximal touch to at least one of the first touch area or the second touch area.

Abstract: A computing device includes signal generation circuitry and also includes a location on the computing device that is operative to couple a signal generated by the signal generation circuitry into a user. For example, the computing device includes signal generation circuitry that generates a signal that includes information corresponding to a user and/or an application that is operative within the computing device. The signal generation circuitry couples the signal into the user from a location on the computing device based on a bodily portion of the user being in contact with or within sufficient proximity to the location on the computing device that facilitates coupling of the signal into the user. Also, the signal may be coupled via the user to another computing device that includes a touchscreen display that is operative to detect and receive the signal.

Abstract: A method includes generating, by a drive sense circuit, an analog drive sense signal based on an analog reference signal, wherein the analog reference signal has a magnitude that is substantially less than a supply rail power of the drive sense circuit. The method further includes driving, by the drive sense circuit, a load with the analog drive sense signal.

Abstract: A touch screen display is operable to operate in a first mode during a first temporal period based on activating exactly one set of drive-sense circuits of a plurality of sets of drive-sense circuits to generate a corresponding one set of sensed signals during the first temporal period, and processing the corresponding one set of sensed signals to generate first proximal interaction data for the first temporal period. The touch screen display is operable to operate in a second mode during a second temporal period after the first temporal period based on activating more than one set of drive-sense circuits of the plurality of sets of drive-sense circuits to generate a corresponding more than one set of sensed signals during the second temporal period, and processing the set of sensed signals to generate second proximal interaction data for the second temporal period.

Abstract: A computing device includes signal generation circuitry and also includes a location on the computing device that is operative to couple a signal generated by the signal generation circuitry into a user. For example, the computing device includes signal generation circuitry that generates a signal that includes information corresponding to a user and/or an application that is operative within the computing device. The signal generation circuitry couples the signal into the user from a location on the computing device based on a bodily portion of the user being in contact with or within sufficient proximity to the location on the computing device that facilitates coupling of the signal into the user. Also, the signal may be coupled via the user to another computing device that includes a touchscreen display that is operative to detect and receive the signal.

Abstract: A capacitive imaging glove includes electrodes implemented throughout the capacitive imaging glove and drive-sense circuits (DSCs) such that a DSC receives a reference signal generates a signal based thereon. The DSC provides the signal to a first electrode via a single line and simultaneously senses it. Note the signal is coupled from the first electrode to the second electrode via a gap therebetween. The DSC generates a digital signal representative of the electrical characteristic of the first electrode. Processing module(s), when enabled, is/are configured to execute operational instructions (e.g., stored in and/or retrieved from memory) to generate the reference signal, process the digital signal to determine the electrical characteristic of the first electrode, and process the electrical characteristic of the first electrode to determine a distance between the first electrode and the second electrode, and generate capacitive image data representative of a shape of the capacitive imaging glove.

Abstract: A sensing device includes at least one vibration sensor that responds to sensed vibrations. At least one drive-sense circuit is coupled to the vibration sensor, wherein the at least one drive-sense circuit includes: a first conversion circuit configured to convert a receive signal component of a sensor signal corresponding to the at least one vibration sensor into the sensed signal, wherein the sensed signal indicates a change in an electrical characteristic associated with the at least one vibration sensor; and a second conversion circuit configured to generate, based on the sensed signal, a drive signal component of the sensor signal corresponding to the at least one vibration sensor.

Abstract: A computing device includes signal generation circuitry and also includes a location on the computing device that is operative to couple a signal generated by the signal generation circuitry into a user. For example, the computing device includes signal generation circuitry that generates a signal that includes information corresponding to a user and/or an application that is operative within the computing device. The signal generation circuitry couples the signal into the user from a location on the computing device based on a bodily portion of the user being in contact with or within sufficient proximity to the location on the computing device that facilitates coupling of the signal into the user. Also, the signal may be coupled via the user to another computing device that includes a touchscreen display that is operative to detect and receive the signal.

Abstract: A load sensing circuit includes a load coupled to a load source having a load voltage that causes a load signal to flow through the load. A regulated sink circuit is coupled in series to a sink source and the load, and provides a sink voltage. A comparison circuit a reference signal that establishes a reference value of a second electrical characteristic at a reference input; a sense input is coupled to the load and to the regulated sink circuit. The regulated sink circuit regulates the first electrical characteristic of the load signal, based on a regulation signal, so that a sense value of the second electrical characteristic present at the sense input matches the reference value of the second electrical characteristic. A comparison signal is generated at an output of the comparison circuit, and indicates a difference between the sense value of the second electrical characteristic and the reference value of the second electrical characteristic.