HYBRID TIME DIVISION MULTIPLE ACCESS (TDMA) AND CARRIER SENSE MULTIPLE ACCESS (CSMA) FOR INTERFERENCE AVOIDANCE METHOD THEREFOR

摘要

A method for interference avoidance when transmitting a message in a wireless system comprising: dividing a frame into a plurality of time slots, wherein a first plurality of time slots allocated as Time Division Multiple Access (TDMA) time slots and a second plurality of time slots allocated as contention slots; transmitting a message in a designated TDMA time slot by a corresponding wireless node assigned to the designated TDMA time slot if the designated TDMA time slot is idle; and transmitting the message in a contention slot if the designated TDMA time slot is busy.