Patent ID: 7980402

Claim:
Radio remote control unit for an operating device, comprising: a radio transmitter for transmitting control command signals for the operating device; and a radio reception unit assigned to the operating device for receiving control command signals of the radio transmitter and for converting the control command signals into control signals for controlling operating functions of the operating device, wherein the radio transmitter has a sensor device for detecting at least one irregular force induction state and/or an irregular motion state and/or at least one irregular positional state of the radio transmitter and is equipped to alter its radio transmission performance in a specific manner on detection of the irregular state; the radio reception unit is equipped to trigger an emergency control signal on detection of the specific change in the radio transmission performance of the radio transmitter to influence the operating functions of the operating device in a predetermined manner; and the sensor device is combined with a signal analyzer circuit which is equipped to analyze the sensor signals and to decide, on the basis of the analysis, whether a particular irregular state has occurred.