In the case of the GSM mobile radio system, which operates using the GMSK modulation method, the described problem has been solved using {HEAD ~ complex circuitry} for {TAIL ~ the power amplifier} and for controlling the power amplifier 
for
In the case of the GSM mobile radio system , which operates using the GMSK modulation method , the described problem has been solved using { HEAD ~ complex circuitry } for { TAIL ~ the power amplifier } and for controlling the power amplifier
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH