ABSTRACT

From the overall point of view, the aeronautical telecommunications network (ATN) is a mobile cellar wireless communication system that aims at transmitting both real-time and non-real-time data. Quality of service (QoS) is an important technique that can ensure the

CONTENTS

8.1 Introduction ........................................................................................................................ 191 8.2 Overview ............................................................................................................................. 192 8.3 QoS in Link Layer (Layer 2).............................................................................................. 193

8.3.1 A Brief Introduction of L-DACS1 Data Link Protocol ...................................... 193 8.3.2 QoS and RRM (Radio Resource Management) in L-DACS1 ............................ 194 8.3.3 Algorithms for Radio Resource Management (RRM) ...................................... 196

8.3.3.1 Fair-Share Scheduling ............................................................................ 198 8.3.3.2 Randomized User Selection Scheduling ............................................. 199 8.3.3.3 Modified Deficit Round Robin with Fragmentation .......................... 199 8.3.3.4 RRM Time Complexity Analysis Methods .........................................200