Q1. Describe the given parameters which define priorities in the Medium Access Control:
a) Short inter-frame spacing (SIFS)
b) PCF inter-frame spacing (PIFS)
c) DCF inter-frame spacing (DIFS) in the Medium access
Draw a figure for the medium access and inter-frame spacing.
Q2. Explain the impact of reflection, diffraction and scattering methods on the propagation of radio waves in the mobile communication system.
Q3. Define the far-field region in the free space model. Find out the far-field distance for an antenna by maximum dimension of 1m and operating frequency of the 600 MHz.