Apparatus for a mobile communication device for providing a sensor input signal to an external machine control entity to control a machine, the apparatus comprising one or more sensor modules for providing first user input sensor data and second user input sensor data; and a control module configured to: control the one or more sensor modules, determine the sensor input signal based on the first user input sensor data and the second user input sensor data, the first user input sensor data corresponding to at least one element of the group of touch screen coordinates, angular data of a gyroscope, or acceleration data of an accelerometer, provide the sensor input signal for sensor data processing and validation to the machine control entity to control the machine via an interface, and obtain a sensor feedback signal from the machine control entity via the interface, wherein the sensor feedback signal is based on the first user input sensor data and the second user input sensor data, and wherein the sensor feedback signal comprises information related to a validation of the second user input sensor data based on a comparison of the first user input sensor data with a validation criterion, the validation being performed by determining whether the first user input sensor data is within a range defined by the validation criterion, the validation being performed by the machine control entity. one or more sensor modules for providing first user input sensor data and second user input sensor data; and a control module configured to: control the one or more sensor modules, determine the sensor input signal based on the first user input sensor data and the second user input sensor data, the first user input sensor data corresponding to at least one element of the group of touch screen coordinates, angular data of a gyroscope, or acceleration data of an accelerometer, provide the sensor input signal for sensor data processing and validation to the machine control entity to control the machine via an interface, and obtain a sensor feedback signal from the machine control entity via the interface, wherein the sensor feedback signal is based on the first user input sensor data and the second user input sensor data, and wherein the sensor feedback signal comprises information related to a validation of the second user input sensor data based on a comparison of the first user input sensor data with a validation criterion, the validation being performed by determining whether the first user input sensor data is within a range defined by the validation criterion, the validation being performed by the machine control entity. control the one or more sensor modules, determine the sensor input signal based on the first user input sensor data and the second user input sensor data, the first user input sensor data corresponding to at least one element of the group of touch screen coordinates, angular data of a gyroscope, or acceleration data of an accelerometer, provide the sensor input signal for sensor data processing and validation to the machine control entity to control the machine via an interface, and obtain a sensor feedback signal from the machine control entity via the interface, wherein the sensor feedback signal is based on the first user input sensor data and the second user input sensor data, and wherein the sensor feedback signal comprises information related to a validation of the second user input sensor data based on a comparison of the first user input sensor data with a validation criterion, the validation being performed by determining whether the first user input sensor data is within a range defined by the validation criterion, the validation being performed by the machine control entity.