wimax技术发展趋势-精品资料.ppt

Wireless Standards;WiMAX on the Path of Fixed/Mobile Convergence;Deployment of WiMAX Service;Why WiMAX?;Outline;Background of IEEE 802.16;IEEE 802.16 Standards;WiMAX Forum/;WiMAX Forum Certification;Plugfest;IEEE 802.16 vs. WiMAX Forum;Outline;WiMAX Network Reference Model;WiMAX Network Architecture;NCMS Generic Part ;802.16e MAC;Outline;Future Technologies in WiMAX;IEEE 802.16j Multihop Relay;Benefits of Using Relay;cost(total) ? Nuser*cost( ) + cost(system) cost(system) ? NBS *(cost( ) + cost( to BS)) + other( ) NBS ? Wuser = average user capacity to produce service Wsystem = maximum capacity per base station Rmax = maximum base station cell radius;Topics and Categories in 16j;IEEE 802.16m ;Overview of IEEE 802.16m Program;16m Documentation;Development Schedule of 16m;System Requirements of 16m (1);System Requirements of 16m (2);Evaluation Methodology;Overall 16m Network Architecture;Connections in 16m;System Reference Model of 16m;Outline;Advanced Features Challenges of 16m (1);Advanced Features Challenges of 16m (2);Advanced Features Challenges of 16m (3);Advanced Features Challenges 16m (4);Outline;Driving Force of 4G;Vision of 4G;Migration Paths Toward 4G;Expected 4G Features ;Questions;更多资源/;