Abstract: An apparatus for determining a driving situation of a vehicle to be monitored is disclosed. The apparatus comprises a provider configured to provide measurement values, wherein the provider is configured to obtain the measurement values at non-equidistant sampling instants, wherein the measurement values comprise information relating to the driving situation of the vehicle to be monitored. The apparatus further comprises an evaluator configured to evaluate a plurality of the measurement values with respect to a measure indicating a temporal variation of the plurality of measurement values.

Abstract: A sensor interface system includes a system bus, a bus master and a sensor. The bus master is coupled to the system bus. The bus master is configured to provide voltage regulation at a first band and perform data transmission within or at a second band. The sensor is also coupled to the system bus. The sensor is configured to receive or utilize the voltage regulation and to perform data transmission within or at the second band.

Abstract: Various devices, systems and methods are disclosed where a noise signal component of a sensor signal is used to obtain information about a sensor device. A device may include an evaluation circuit that is configured to receive a sensor signal having a noise signal component, and the evaluation circuit is further configured to evaluate the noise signal component to obtain information about a sensor device generating the sensor signal.

Abstract: A sensor system utilizing adaptively selected carrier frequencies is disclosed. The system includes a system bus, a bus master, and a sensor. The system bus is configured to transfer power and data. The bus master is coupled to the system bus and is configured to provide power to the bus and receive data from the bus. The sensor is coupled to the system bus and is configured to transfer data on the bus using an adaptively selected carrier frequency.

Abstract: An indirect tire pressure monitoring systems (TPMS) and methods that utilize anti-lock braking system (ABS) sensed signals coupled to circuitry and/or controllers to process the sensed signals using a multidimensional resonance frequency analysis (MRFA) technique. Additional information from other sensed signals or stored data settings for non-tire variables and parameters can be incorporated into the MRFA. Thus, an indirect TPMS comprises at least one signal from an ABS, such as a wheel speed signal, and an electronic control unit (ECU) that processes the at least one signal from the ABS using at least one MRFA technique. The MRFA uses a spectral analysis of tire vibrations as determined from the sensed ABS signals over different points in the spectrum that can reflect different vibration modes and different corresponding resonance frequencies.

Abstract: In accordance with an embodiment, a method of controlling a power supply node includes measuring a voltage of the power supply node, determining a first current based on the measuring, determining a first current and a second current based on the measuring, and summing the first current and the second current at the power supply node. Determining the first current includes operating a first controller having a first bandwidth, and determining the second current includes operating a second controller having a second bandwidth greater than the first bandwidth.

Abstract: An apparatus for detecting a force effect comprises two electrical conductors which run at a distance from one another, a deformable spacer which is arranged between the two electrical conductors, a first measuring device which is electrically connected to one end of the two electrical conductors in each case and an electrical component which is electrically connected to the respective other end of the two electrical conductors. The first measuring device is designed to detect a change in a variable which can be measured by the measuring device, which change is caused by a change in the distance between the two electrical conductors which is caused by a force effect at at least one place along the two electrical conductors, in order to detect the force effect.

Abstract: A data transmission system comprising an Automotive Sensor Network System (ASNS) connected to a plurality of source locations via a common bus, wherein the ASNS is configured to ascertain the source from which the data-frames and first package checksum are received and based on the ascertainment of the source, appropriate decoding methods are used to calculate the ASNS location data-frame checksums and the ASNS location package checksums. A higher order redundancy check is done over a series of data-frames to detect errors in the reception caused by temporary high interference that may exist in the transmission path.

Abstract: A semiconductor device includes a semiconductor substrate, a battery attached to the semiconductor substrate, and a sensor attached to the semiconductor substrate. The battery is electrically connected to the sensor and configured to supply the sensor with electrical power.

Abstract: A sensor device is provided with a magnetic field sensitive element to be positioned in a magnetic field of a magnet. The magnet is positioned on an end face of a cam shaft of an engine. The magnetic field sensitive element is configured to sense an orientation angle of the magnetic field in the range between 0° and 360°. Further, the sensor device is provided with a memory. The memory stores a mapping of pulse edges to orientation angles. Further, the sensor device is provided with electronic circuitry. The electronic circuitry is configured to generate, depending on the sensed orientation angle and the stored mapping of pulse edges to orientation angles, a signal comprising a pattern of pulses with rising and falling pulse edges which are mapped to predefined orientation angles as sensed by the magnetic field sensitive element.

Abstract: An implantable device includes a body part and a piezoelectric part. The body part is configured to grasp a pulsatile organic or inorganic tissue. The piezoelectric part is mechanically coupled to the body part and is configured to convert a varying shear force transferred from the body part to the piezoelectric part into voltage. An implantable system, comprises the implantable device and a stent like object configured to be inserted and deployed within a pulsatile or static tissue. The implantable device is configured to form a sealed junction with the pulsatile tissue while pressing against an outer circumference area of the stent.

Abstract: Embodiments described herein relate to a connector for a dielectric waveguide. In accordance with one embodiment, the connector includes a connector housing that forms a receptacle operably receiving the dielectric waveguide through an opening in the housing. Furthermore, the connector includes an antenna coupled to the connector housing and electromagnetically coupled to the dielectric waveguide when inserted in the opening of the connector housing.

Abstract: Some embodiments of the present disclosure relate to a sensor interface module that selectively varies the resistance of an RLC network based upon one or more properties of exchanges data signals between one or more sensors and a controller (e.g., an ECU). The disclosed sensor interface module has a closed control loop that receives modulated sensor current signals from one or more sensors and that regulates a modulated output voltage that is provided to the one or more sensors. A protocol processor detects one or more properties of the exchanged voltage and current signals. The protocol processor provides the detected properties to an impedance controller, which selectively varies the value of an impedance element within an RLC network, located between the sensor interface module and the one or more sensor, to adjust the one or more properties in a manner that improves performance of the sensor interface module.

Abstract: In one example, a system includes one or more waveguides configured to guide radio frequency (RF) signals, a controller comprising a transmitter configured to output RF signals representing a control signal via the one or more waveguides, and a power module. In this example, the power module includes a receiver configured to receive the RF signals representing the control signal from the controller via the one or more waveguides, and a driver configured to output a power signal to a load based on the control signal.

Abstract: In accordance with embodiment, a method includes amplifying signal provided by a microphone to form an amplified signal. The method also includes converting the amplified signal into a frequency-based signal having a frequency dependent on an amplitude of the amplified signal. The frequency-based signal is converted into a pulse code modulated bitstream.

Abstract: A receiver includes a receiver circuit to receive a pulse width encoded signal and a sampling circuit to determine a position of a transition of the pulse of the signal by oversampling the received signal with respect to a quantization function and to generate a signal indicating an unexpected event, when the determined position of the transition deviates from an expected position according to the quantization function by more than a predetermined range, wherein the quantization function maps a plurality of expected positions to a plurality of values.

Abstract: A sensor system is configured to communicate at least partially protected sensor data over a communication interface. The sensor system includes a sensor element and a communication interface communicatively coupled to the sensor element. The sensor element is configured to provide sensor data in the digital domain. The communication interface is configured to generate a data package for transmission over the communication interface from the sensor data. The data package includes a data grouping comprising one or more nibbles related to the sensor data. The data package further includes a nibble indicia based on at least a portion of selected nibbles within the data grouping.

Abstract: Embodiments provide a circuit, a method, and a computer program configured to detect mechanical stress and a circuit, a method, and a computer program configured to monitor safety of a system. The detection circuit is configured to monitor a mechanical stress level of a semiconductor circuit. The detection circuit comprises a stress monitor module configured to monitor a signal comprising mechanical stress level information of the semiconductor circuit, a reference module to generate a reference signal, and a calibration module configured to modify at least one of the stress signal or the reference signal based on calibration information for the semiconductor circuit to obtain a at least one modified signal.

Abstract: A receiver for receiving messages from a transmitter includes a controller and a driver stage for providing a supply voltage to the transmitter based on a control signal. The controller is configured to provide the control signal to compensate for changes of the supply voltage caused by a modulation of the current consumption of the transmitter, such that the supply voltage remains in a predefined range. Furthermore, the controller is configured to evaluate a series of succeeding values of the control signal to derive a message generated by the transmitter by modulating its current consumption.

Abstract: A sensor may include a clock generator configured to generate a clock. A receiver may be configured to receive signals from a control unit, and a transmitter they be configured to send signals to the control unit. In one implementation, the transmitter is configured to send a synchronization signal based on the clock. A period between a first edge and a second edge of the synchronization signal may be dependent on the clock and both edges are either rising or falling.