Q4. (a) Consider the power delay profile of a typical urban mobile radio channel, as given in Figure Q4. For this scenario [8 Marks] (i) Determine the 50% coherence bandwidth of the channel. (ii) Will this channel be suitable for AMPS (which has a baseband signal bandwidth Bs – 30 kHz) and GSM (which has a baseband signal bandwidth Bs-200 kHz) service without the use of an equaliser? [2 Marks] (ii) In a GSM
OR
OR