D) as a function of any deviation between the first value and {HEAD ~ second value} , the value for the predetermined time span is modified in order to bring about, when this modified value is used during {TAIL ~ commutation control}, an improved equalization of the first value for the motor current and the second value for the motor current 
D ) as a function of any deviation between the first value and { HEAD ~ second value } , the value for the predetermined time span is modified in order to bring about , when this modified value is used during { TAIL ~ commutation control } , an improved equalization of the first value for the motor current and the second value for the motor current
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH