Abstract: Method for thermal insulation of an evacuable container comprising an inner container, an outer container and a cavity disposed between the inner container and the outer container, wherein said method comprises a) using a vacuum pump to reduce a pressure in the cavity and after achieving a first value of the pressure interrupting the connection to the vacuum pump, b) subsequently making a connection from a reservoir container of the thermally insulating particulate material to a filling opening provided in the region of the cavity, c) setting the evacuable container into motion, wherein the thermally insulating particulate material flows into the cavity according to a) and the pressure in the cavity increases due to the air introduced with the thermally insulating particulate material, d) terminating the filling at a second value of the pressure by interrupting the connection from the cavity to the reservoir container, e) repeating step a), wherein the output of the vacuum pump with which the cavity is deaer

Abstract: An apparatus and a method provide an output signal indicative of a speed of rotation and/or a direction of movement of a ferromagnetic object. The sensor includes at least one magnetic field sensing element configured to generate a magnetic field signal in response to a magnetic field associated with an object. The sensor includes a detector configured to generate a detector signal having edges occurring in response to a comparison of the magnetic field signal and the threshold signal. The sensor includes an output circuit configured to generate an output signal having a first format when a characteristic of the magnetic field signal is within a first range and having a second format different than the first format when the characteristic of the magnetic field signal is within a second range, different than the first range.

Abstract: In one aspect, an angle sensor includes a first Hall element disposed on a first axis, a second Hall element disposed on a second axis perpendicular to the first axis and a conduction path having a first portion extending parallel to the first axis and a second portion parallel to the second axis. The conduction path is configured to conduct a calibration current that generates a first magnetic flux density measured at the first Hall element and a second magnetic flux density measured at the second Hall element. The angle sensor also includes calibration circuitry configured to generate one or more compensation signals based on the first and second magnetic flux densities and to adjust an external magnetic flux density measured at the second Hall element due to an external magnetic field using the one or more compensation signals to reduce angle error of the angle sensor.

Abstract: In one aspect, an angle sensor includes a first Hall element disposed on a first axis, a second Hall element disposed on a second axis perpendicular to the first axis and a conduction path having a first portion extending parallel to the first axis and a second portion parallel to the second axis. The conduction path is configured to conduct a calibration current that generates a first magnetic flux density measured at the first Hall element and a second magnetic flux density measured at the second Hall element. The angle sensor also includes calibration circuitry configured to generate one or more compensation signals based on the first and second magnetic flux densities and to adjust an external magnetic flux density measured at the second Hall element due to an external magnetic field using the one or more compensation signals to reduce angle error of the angle sensor.

Abstract: An apparatus and a method provide an output signal indicative of a speed of rotation and/or a direction of movement of a ferromagnetic object. The sensor includes at least one magnetic field sensing element configured to generate a magnetic field signal in response to a magnetic field associated with an object. The sensor includes a detector configured to generate a detector signal having edges occurring in response to a comparison of the magnetic field signal and the threshold signal. The sensor includes an output circuit configured to generate an output signal having a first format when a characteristic of the magnetic field signal is within a first range and having a second format different than the first format when the characteristic of the magnetic field signal is within a second range, different than the first range.

Abstract: Described embodiments provide circuits, systems and methods for generating a sensing signal in response to the ambient condition, comparing the sensing signal to a threshold hysteresis range to generate a digital signal, and upon powering on the sensor, determining whether the sensing signal is within the threshold hysteresis range and, if the sensing signal is within the threshold hysteresis range, setting the digital signal to a predetermined level based on a hysteresis restoration state associated with sensor before the sensor is powered off.

Abstract: A serial communication system includes transmission line and at least one slave device. The at least one slave device comprises an active pull-down element coupled to the transmission line to pull a voltage on the transmission line low during transmission, an active pull-up element coupled to the transmission line to pull the voltage on the transmission line high during or after transmission, and a communication circuit configured to transmit data onto the transmission line according to a SENT protocol by activating the pull-down element and the pull-up element.

Abstract: A filter with dynamic parameter generation may comprises an input to receive an unfiltered signal, an output to provide a filtered signal, a filtering circuit that filters the unfiltered signal to produce the filtered signal according to a transfer function having at least one dynamic parameter, and a dynamic parameter generator circuit. The dynamic parameter generator circuit comprises an input to receive the unfiltered signal, a signal processing circuit to estimate a level of dynamics of the unfiltered signal, a parameter generation circuit to generate the at least one dynamic parameter based on the estimated level of dynamics of the unfiltered signal, and an output to provide the at least one dynamic parameter.

Abstract: A method for data reduction of items of sensor data information, a plurality of data frames being stored in a buffer memory, a data frame including a sensor data representative and an item of discard information of a discard counter, a plurality of items of sensor data information being assigned to a data frame in a comparison operation.

Abstract: A current sensor includes a ferromagnetic core having a substantially central opening for receiving a current conductor and a gap. A detector of the current sensor includes at least one first magnetic field sensing element disposed in a first gap portion and configured to generate a respective first magnetic field signal in response to a first magnetic field having a first angle with respect to the at least one first magnetic field sensing element. The detector also includes at least one second magnetic field sensing element disposed in a second gap portion and configured to generate a respective second magnetic field signal in response to a second magnetic field having a second angle with respect to the at least one second magnetic field sensing element. The first and second magnetic fields are substantially equal in magnitude and the first and second angles are substantially opposite in polarity.

Abstract: Described embodiments provide circuits, systems and methods for generating a sensing signal in response to the ambient condition, comparing the sensing signal to a threshold hysteresis range to generate a digital signal, and upon powering on the sensor, determining whether the sensing signal is within the threshold hysteresis range and, if the sensing signal is within the threshold hysteresis range, setting the digital signal to a predetermined level based on a hysteresis restoration state associated with sensor before the sensor is powered off.

Abstract: A current sensor includes a ferromagnetic core having a substantially central opening for receiving a current conductor and a gap. A detector of the current sensor includes at least one first magnetic field sensing element disposed in a first gap portion and configured to generate a respective first magnetic field signal in response to a first magnetic field having a first angle with respect to the at least one first magnetic field sensing element. The detector also includes at least one second magnetic field sensing element disposed in a second gap portion and configured to generate a respective second magnetic field signal in response to a second magnetic field having a second angle with respect to the at least one second magnetic field sensing element. The first and second magnetic fields are substantially equal in magnitude and the first and second angles are substantially opposite in polarity.

Abstract: An apparatus is provided for identifying a property value of a fluid which is to be measured, a method for operating such an apparatus, and a method for manufacturing such an apparatus. The apparatus encompasses: a measurement capacitor device bringable into contact with the fluid, the measurement capacitor device having a first electrode, a second electrode, a first dielectric layer, and a second dielectric layer; a first dielectric constant of the first dielectric layer being dependent, in a context of contact with the fluid, on the property of the fluid to be measured; a second dielectric constant of the second dielectric layer being substantially independent of the property of the fluid which is to be measured; a compensation capacitor device that has the second dielectric layer, a third electrode, and a fourth electrode; the compensation capacitor device connected in parallel, or connectable in parallel, with the measurement capacitor device.

Abstract: A method for calibrating a micromechanical sensor element, a piece of primary information describing a motion-state of the micromechanical sensor element being ascertained by the micromechanical sensor element during a first time interval, a piece of reference information describing the motion-state of the micromechanical sensor element being ascertained during a second time interval on the basis of an acoustic signal emitted by a sound source, the first time interval and the second time interval overlapping at least partially with respect to time, and the reference information being compared with the primary information in order to calibrate the micromechanical sensor element.

Abstract: A module for integration into a mobile terminal, in order to estimate the ambient temperature, includes: a first device for measuring a first temperature in the first region; a second device for measuring a second temperature in a second region; and an evaluation device configured to ascertain a temperature difference between the first temperature in the first region and the second temperature in the second region, in order to estimate the ambient temperature.

Abstract: A method for calibrating a measuring device in a mobile terminal includes: during a first calibration period, measuring first and second values at the first and second temperature sensors, respectively; during a second calibration period, measuring energy consumption values of the mobile terminal; generating first maximum, first minimum, and first temperature values from the first measured values; generating second maximum, second minimum, and second temperature values from the second measured values; generating a third maximum value from the measured energy consumption values; and storing the first and second temperature values for the calibration if the difference between the first maximum and minimum values and the difference between the second maximum and minimum values are smaller than a threshold value, and the third maximum value is smaller than a further threshold value.

Abstract: An electronic module includes at least one support plate and at least one electronic component. The at least one support plate defines at least one through opening and has a contact side that includes at least one contact element. The at least one electronic module includes at least one electronic component positioned on the contact side of the support plate opposite the through opening. The at least one contact element projects beyond the at least one electronic component.

Abstract: A method for data reduction of items of sensor data information, a plurality of data frames being stored in a buffer memory, a data frame including a sensor data representative and an item of discard information of a discard counter, a plurality of items of sensor data information being assigned to a data frame in a comparison operation.

Abstract: A method for calibrating a micromechanical sensor element, a piece of primary information describing a motion-state of the micromechanical sensor element being ascertained by the micromechanical sensor element during a first time interval, a piece of reference information describing the motion-state of the micromechanical sensor element being ascertained during a second time interval on the basis of an acoustic signal emitted by a sound source, the first time interval and the second time interval overlapping at least partially with respect to time, and the reference information being compared with the primary information in order to calibrate the micromechanical sensor element.

Abstract: An apparatus is provided for identifying a property value of a fluid which is to be measured, a method for operating such an apparatus, and a method for manufacturing such an apparatus. The apparatus encompasses: a measurement capacitor device bringable into contact with the fluid, the measurement capacitor device having a first electrode, a second electrode, a first dielectric layer, and a second dielectric layer; a first dielectric constant of the first dielectric layer being dependent, in a context of contact with the fluid, on the property of the fluid to be measured; a second dielectric constant of the second dielectric layer being substantially independent of the property of the fluid which is to be measured; a compensation capacitor device that has the second dielectric layer, a third electrode, and a fourth electrode; the compensation capacitor device connected in parallel, or connectable in parallel, with the measurement capacitor device.