Sensor controller, sensor signal receiver, incremental magnetic speed sensor module, method for a sensor controller, method for a sensor signal receiver and computer program

A sensor signal receiver comprising:

• at least one interface to communicate with a sensor controller;
• and
• a control module to:
• control the at least one interface,
• receive a fault indicator from the sensor controller via the at least one interface,
• the fault indicator indicating a failure of a sensor module associated with the sensor controller, and
• the fault indicator being at least one of:
• a current level above or below two or more sensor signal transmission current levels,
• a pulse having a pulse width that is a threshold length longer than a pre-defined maximal pulse width, or
• a flag or message encoded within a protocol frame, and
• provide a control signal to the sensor controller via the at least one interface based on the fault indicator,
• wherein the control signal comprises at least one fault handling instruction.

An incremental magnetic speed sensor module for automotive use comprising a sensor controller, the sensor controller comprising:

• a control module to:
• generate a sensor signal based on sensor information obtained from the incremental magnetic speed sensor module,
• transmit the sensor signal,
• detect a fault state of the incremental magnetic speed sensor module,
• transmit, based the fault state indicating a failure of the incremental magnetic speed sensor module, a fault indicator by using at least one of:
• a current level above or below two or more sensor signal transmission current levels,
• a pulse having a pulse width that is a threshold length longer than a pre-defined maximal pulse width, or
• a flag or message encoded within a protocol frame,
• receive a control signal from a sensor signal receiver based on the fault indicator,
• wherein the control signal comprises at least one fault handling instruction, and
• execute the at least one fault handling instruction.

A method, comprising:

• obtaining, by a sensor controller, sensor information from a sensor module;
• generating, by the sensor controller, a sensor signal based on the sensor information;
• transmitting, by the sensor controller, the sensor signal to a sensor signal receiver;
• detecting, by the sensor controller, a fault state of the sensor module;
• transmitting, by the sensor controller and based on the fault state indicating a failure of the sensor module, a fault indicator by using at least one of:
• a current level above or below two or more sensor signal transmission current levels,
• a pulse having a pulse width that is a threshold length longer than a pre-defined maximal pulse width, or
• a flag or message encoded within a protocol frame;
• receiving, by the sensor controller, a control signal from the sensor signal receiver based on the fault indicator,
• wherein the control signal comprises at least one fault handling instruction;
• and
• executing, by the sensor controller, the at least one fault handling instruction.

A method, comprising:

• receiving, by a sensor signal receiver, a fault indicator from a sensor controller,
• the fault indicator indicating a failure of a sensor module associated with the sensor controller, and
• the fault indicator being at least one of:
• a current level above or below two or more sensor signal transmission current levels,
• a pulse having a pulse width that is a threshold length longer than a pre-defined maximal pulse width, or
• a flag or message encoded within a protocol frame;
• and
• providing, by the sensor signal receiver, a control signal to the sensor controller based on the fault indicator,
• wherein the control signal comprises at least one fault handling instruction.

A non-transitory computer-readable medium storing instructions, the instructions comprising:

• one or more instructions that, when executed by one or more processors of a sensor controller for a sensor module, cause the one or more processors to:
• obtain sensor information from the sensor module;
• generate a sensor signal based on the sensor information;
• transmit the sensor signal to a sensor signal receiver;
• detect a fault state of the sensor module;
• transmit, based on the fault state indicating a failure of the sensor module, a fault indicator by using at least one of:
• a current level above or below two or more sensor signal transmission current levels,
• a pulse having a pulse width that is a threshold length longer than a pre-defined maximal pulse width, or
• a flag or message encoded within a protocol frame;
• receive a control signal from the sensor signal receiver based on the fault indicator,
• wherein the control signal comprises at least one fault handling instruction;
• and
• execute the at least one fault handling instruction.