DESCRIZIONE
It is provided an apparatus, comprising range identifier adapted to identify a required range, wherein the required range is to be scanned by radar pulses of a pulse train; control unit adapted to control a pulse train generation unit to generate the pulse train such that the pulse train comprises plural radar pulses; respective spacings are provided between the radar pulses of the pulse train. The control unit is adapted to adapt continuously at least one of a type, a number, and an order of the plural radar pulses and the spacings between the radar pulses generated by the pulse train generation unit according to the required range.