IEEE 802 16 M CASE STUDY SYSTEM MODEL

IEEE 802. 16 M CASE STUDY SYSTEM MODEL SIDDHARTH NAIR G 200901750

CONTENTS INTRODUCTION BACKWARD COMPATIBILITY IEEE SYSTEM REFERENCE MODEL (PROTOCOL SRTUCTURE) MEDIUM ACCESS CONTROL LAYER PHYSICAL LAYER

INTRODUCTION Amendment to 802. 16 - 2009 Standard The goal is to develop an advanced air interface to meet the requirements for IMT-Advanced next generation networks while still supporting legacy 802. 16 OFDMA system

INTERCONNECTIONS BETWEEN ENTITIES

IEEE 802. 16 M SYSTEM REFERENCE MODEL Management Entity Courtesy: IEEE 802. 16 m System Description Document

MAC LAYER CONVERGENCE SUBLAYER COMMON PART SUBLAYER RRCM FUNCTIONS MAC FUNCTIONS

IEEE 802. 16 M PROTOCOL STRUCTURE

MULTICARRIER SUPPORT PROTOCOL IEEE 802. 16 m Multicarrier Generic Protocol Structure

PHY LAYER DOWNLINK MIMO TRANSMISSION

ACCESS MODES DUPLEX MODES TIME DIVISION DUPLEXING FREQUENCY DIVISION DUPLEXING MULTIPLE ACCESS SCHEMES o OFDMA

OFDMA PARAMETERS NOMINAL CHANNEL BANDWIDTH USEFUL SYMBOL TIME – Tu SYMBOL TIME – Ts CYCLIC PREFIX – Cp TTG + RTG

OFDMA PARAMETERS

CONTD. .

CONTD. .

DL/UL PHYSICAL STRUCTURE

RESOURCE UNIT MAPPING

BASIC OFDMA SYMBOL STRUCTURE LEFT GUARD SUBCARRIERS PILOT OFDMA SYMBOL USED SUBCARRIERS PRUs DATA RIGHT GUARD SUBCARRIERS

ANTENNA CONFIGURATIONS 2, 4, 8 TRANSMIT ANTENNAS CONFIGURATION AT ABS AMS EMPLOYS A MINIMUM OF 2 ANTENNAS

THANK YOU !! QUESTIONS AND COMMENTS SIDDHARTH NAIR G 200901750 EE-DEPT- KFUPM