Question: QUESTION 3 [10 Marks] (a) Based on Figure 3 below, both station A and station are trying to transmit to station B wirelessly i) Elaborate

QUESTION 3 [10 Marks] (a) Based on Figure 3 below, both

QUESTION 3 [10 Marks] (a) Based on Figure 3 below, both station A and station are trying to transmit to station B wirelessly i) Elaborate on hidden terminal and fading problems. [4 Marks] What is the most suitable Medium Access Control (MAC) protocol for wireless connectivity like this? [1 Mark] Assiga C's sigra Figure 3 Three nodes connected wirelessly (b) The Figure 4 below shows a simple 3G system architecture. Explain how 3G users access data and voice network using this architecture. [5 marks] MSC Public telephone network Gateway MSC radio network controller SGSN Public Internet GGSN Figure 4

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