Fundamentals of WiMAX Broadband Wireless Access Technology

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John Moring 2007-2008. Fundamentals of. WiMAX. Broadband Wireless Access. Technology. May 2008. John Moring www.moring.net. 760-633-1790.
Fundamentals of WiMAX Broadband Wireless Access Technology May 2008

John JohnMoring Moring www.moring.net www.moring.net 760-633-1790 760-633-1790 © John Moring 2007-2008

Objectives

WiMAX May 2008

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

©2007-2008 John Moring

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Outline

WiMAX May 2008

ÒWiMAX Intro - 1 hour OOverview OWhat is WiMAX? OIndustry activities

ÒWiMAX Technology - 1 hour OTechnology overview O802.16 elements OTechnology features OEquipment characteristics

©2007-2008 John Moring

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Overview

WiMAX May 2008

ÒWhat is WiMAX? OBroadband wireless access OCompetition

ÒIndustry activities OIEEE OWiMAX Forum OIndustry

ÒTechnology overview OSpectrum OOSI/IEEE model ©2007-2008 John Moring

IEEE: IEEE:Institute InstituteofofElectrical Electricaland andElectronics ElectronicsEngineers Engineers OSI: Open System Interconnect OSI: Open System Interconnect

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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 (