Ò Familiarity with available standards and their scope Ò Understanding of WiMAX related to competing technologies Ò View of work in progress Ò Overview of features and capabilities
IEEE: IEEE:Institute InstituteofofElectrical Electricaland andElectronics ElectronicsEngineers Engineers OSI: Open System Interconnect OSI: Open System Interconnect
page 4
WiMAX May 2008
Overview Ò802.16 elements OMAC sublayers
MAC: MAC: medium mediumaccess accesscontrol control OFDM: orthogonal frequency OFDM: orthogonal frequencydivision division multiplexing multiplexing OFDMA: OFDMA:orthogonal orthogonalfrequency frequencydivision division multiple access multiple access PHY: PHY: physical physicallayer layer
• Service-specific convergence • MAC common part • Security
OPHY options • • • •
Single carrier, OFDM, OFDMA Line of sight (10+ GHz), Non-line of sight (