Research on MAC Protocols in Cluster-Based Ad Hoc Networks

Algorithm 1

The transmitting and receiving workflow of SYNC frame.

  The transmitting and receiving workflow of SYNC frame

for time-slot =1:n

if (is-sending-timeslot(time-slot)==1)

  send the data packet;

else if some data packet arrives,

   receive this packet;

else if there are SYNC frames in the sending buffer,

  send this SYNC frames;

else if there are no SYNC frames in the sending buffer,

  plan to receive the SYNC frames;

end if

end for