Sensor device for measuring forces applied to an object to be sensed with the sensor device , the sensor device comprising: a magnetic field generating element being adapted to generate a magnetic field in order to generate a magnetic flux in an object to be sensed, a first magnetic field sensing element being adapted to sense a magnetic field depending on a variation of the generated magnetic flux in an object to be sensed, a driving unit being adapted to drive the magnetic field generating element with a first driving signal and with a second driving signal, and an evaluating unit being adapted to evaluate a first sensing signal based on the magnetic field sensed by the first magnetic sensing element resulting from driving the magnetic field generating element with the first generating signal, and a second sensing signal based on the magnetic field sensed by the first magnetic sensing element resulting from driving the magnetic field generating element with the second signal, wherein the first driving signal is an alternating current with a first predetermined frequency and the second driving signal is an alternating current with a second predetermined frequency, wherein the first signal has a first predetermined amplitude and the second signal has a second predetermined amplitude, wherein the first predetermined frequency is higher than the second predetermined frequency, characterized in that the first predetermined amplitude is lower than the second predetermined amplitude, the evaluating unit is adapted to determine the difference of the first sensing signal and the second sensing signal at an applied force, and to determine a correction value for at least one of the first and second sensing signals in order to compensate a hysteresis related deviation between a sensing signal sensed when applying a force to a hysteresis biased object to be sensed and a sensing signal sensed when applying a force to a corresponding hysteresis unbiased object . a magnetic field generating element being adapted to generate a magnetic field in order to generate a magnetic flux in an object to be sensed, a first magnetic field sensing element being adapted to sense a magnetic field depending on a variation of the generated magnetic flux in an object to be sensed, a driving unit being adapted to drive the magnetic field generating element with a first driving signal and with a second driving signal, and an evaluating unit being adapted to evaluate a first sensing signal based on the magnetic field sensed by the first magnetic sensing element resulting from driving the magnetic field generating element with the first generating signal, and a second sensing signal based on the magnetic field sensed by the first magnetic sensing element resulting from driving the magnetic field generating element with the second signal, wherein the first driving signal is an alternating current with a first predetermined frequency and the second driving signal is an alternating current with a second predetermined frequency, wherein the first signal has a first predetermined amplitude and the second signal has a second predetermined amplitude, wherein the first predetermined frequency is higher than the second predetermined frequency, characterized in that the first predetermined amplitude is lower than the second predetermined amplitude, the evaluating unit is adapted to determine the difference of the first sensing signal and the second sensing signal at an applied force, and to determine a correction value for at least one of the first and second sensing signals in order to compensate a hysteresis related deviation between a sensing signal sensed when applying a force to a hysteresis biased object to be sensed and a sensing signal sensed when applying a force to a corresponding hysteresis unbiased object . <EOS>