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Patent DE 10 2016 113 283

Method for determining a resistive deflection of a Wheatstone bridge in a high temperature environment

The invention relates to a method for determining a resistance deflection of a Wheatstone bridge in a high-temperature environment, wherein the output voltage derived from the Wheatstone bridge is transferred as an input voltage signal (VIN) to an ASIC signal path and is converted into a current signal in a first step, wherein the current signal is converted into a time signal in a second step and the time signal is then converted into a pulse width modulated signal (PWM), wherein the value of a relative resistance deflection (∆R/R) of the Wheatstone bridge is determined from the time lengths within the phase sequence of the pulse width modulated signal.

Patent No.:DE 10 2016 113 283

Inventor:Georg Gläser. Dagmar Kirsten. Dirk Nuernbergk. André Richter

Application:

High temperature sensors

Research field:Integrated sensor systems

publicated patent application

Application date:19 Juli 2016

Date of first publication:15 Januar 2018


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High-Precision Mixed-Signal Sensor Interface for a Wide Temperature - Range [0°-300°C]

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2Melexis GmbH, Erfurt
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Contact

Contact

Eric Schäfer, M. Sc.

Head of Microelectronics / Branch Office Erfurt

eric.schaefer(at)imms.de+49 (0) 361 663 25 35

Eric Schäfer and his team research Integrated sensor systems, especially CMOS-based biosensors, ULP sensor systems and AI-based design and test automation. The results are being incorporated into research on the lead applications Sensor systems for in-vitro diagnostics and RFID sensor technology. It will assist you with services for the development of Integrated circuits and with IC design methods.


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Integrated sensor systems

Here we investigate miniaturised systems manufactured in semiconductor technology consisting of microelectronic components for sensors applications, as well as methods to design these highly complex systems efficiently and safely.

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