Apparatus for providing a sensor signal for evaluation for a braking system of a vehicle, method and control unit for evaluating a sensor signal for a braking system of a vehicle, and braking system for a vehicle

A method for evaluating a sensor signal for a braking system of a vehicle, the method comprising:

• applying a first test signal only to a sensor signal in a first signal path;
• reading in the sensor signal, to which the first test signal has been applied, from a first output interface to the first signal path to test the first signal path and a first converter device, and reading in the sensor signal from a second output interface to a second signal path to evaluate the sensor signal;
• applying the second test signal only to the sensor signal in the second signal path;
• and
• reading in the sensor signal, to which the second test signal has been applied, from the second output interface to the second signal path to test the second signal path and a second converter device, and reading in the sensor signal from the first output interface to the first signal path to evaluate the sensor signal.

A control unit, comprising:

• a control device for evaluating a sensor signal for a braking system of a vehicle, by performing the following:
• applying a first test signal only to a sensor signal in a first signal path;
• reading in the sensor signal, to which the first test signal has been applied, from a first output interface to the first signal path to test the first signal path and a first converter device, and reading in the sensor signal from a second output interface to a second signal path to evaluate the sensor signal;
• applying the second test signal only to the sensor signal in the second signal path;
• and
• reading in the sensor signal, to which the second test signal has been applied, from the second output interface to the second signal path to test the second signal path and a second converter device, and reading in the sensor signal from the first output interface to the first signal path to evaluate the sensor signal.

A braking system for a vehicle, comprising:

• a sensor to output a sensor signal;
• an apparatus for providing a sensor signal for evaluation for the braking system of the vehicle, including:
• a first signal path for outputting the sensor signal to a first output interface to a first converter device, wherein the first signal path has first electronic components, wherein the first signal path is electrically connectable or connected to an input interface to a sensor of the vehicle;
• a first test device for applying a first test signal to the sensor signal in the first signal path, wherein the first test device is electrically connectable or connected to the first signal path;
• a second signal path for outputting the sensor signal to a second output interface to a second converter device, wherein the second signal path has second electronic components, wherein the second signal path is electrically connectable or connected to the input interface to the sensor of the vehicle;
• and
• a second test device for applying a second test signal to the sensor signal in the second signal path, wherein the second test device is electrically connectable or connected to the second signal path;
• a control unit for evaluating the sensor signal for the braking system of the vehicle, by performing the following:
• applying the first test signal only to the sensor signal in the first signal path;
• reading in the sensor signal, to which the first test signal has been applied, from the first output interface to the first signal path to test the first signal path and the first converter device, and reading in the sensor signal from the second output interface to the second signal path to evaluate the sensor signal;
• applying the second test signal only to the sensor signal in the second signal path;
• and
• reading in the sensor signal, to which the second test signal has been applied, from the second output interface to the second signal path to test the second signal path and the second converter device, and reading in the sensor signal from the first output interface to the first signal path to evaluate the sensor signal;
• wherein the sensor is connected to the control unit with signal transmission capability via the apparatus.

A non-transitory computer readable medium having a computer program, which is executable by a processor, comprising:

• a program code arrangement having program code for evaluating a sensor signal for a braking system of a vehicle, by performing the following:
• applying a first test signal only to a sensor signal in a first signal path;
• reading in the sensor signal, to which the first test signal has been applied, from a first output interface to the first signal path to test the first signal path and a first converter device, and reading in the sensor signal from a second output interface to a second signal path to evaluate the sensor signal;
• applying the second test signal only to the sensor signal in the second signal path;
• and
• reading in the sensor signal, to which the second test signal has been applied, from the second output interface to the second signal path to test the second signal path and a second converter device, and reading in the sensor signal from the first output interface to the first signal path to evaluate the sensor signal.