Efficient MAC Protocol for Hybrid Wireless Network with Heterogeneous Sensor Nodes

Algorithm 1

Neighbor determination algorithm.

(1)  Procedure neighbor_determination

(2)      if (node = omni)

(3)         if (hello packet receive)

(4)            nit.neighbor_add = packet.add

(5)            nit.beam_number = 0

(6)            nit.beam_status = free

(7)         end if

(8)         else

(9)            transmit hello packet omni directional

(10)         end

(11)      end if

(12)      else

(13)         If (hello packet receive)

(14)            nit.neighbor_add = packet.add

(15)            nit.beam_number = packet.sector

(16)            nit.beam_status = free

(17)         end if

(18)         else

(19)            transmit hello packet through all beams

(20)         end

(21)      end

(22)  end