高通资料 1xEV_AirlinkOverview_110701

yhyang

Table Of Contents 1.0 INTRODUCTION.....................................................................................................................................3 2.0 1XEV AIRLINK DESIGN.......................................................................................................................4 2.1 AVERAGE DATA THROUGHPUT.............................................................................................................5 2.2 TURBO CODES........................................................................................................................................5 2.3 1XEV FORWARD LINK...........................................................................................................................6 2.3.1 Shared Forward Link Channel..........................................................................................................6 2.3.2 Forward Link Channel Structure......................................................................................................8 2.3.2.1 Burst Pilot.....................................................................................................................................9 2.3.3 Forward Link Adaptive Modulation...............................................................................................10 2.4 FIELD TESTING.....................................................................................................................................12 2.5 SCHEDULING ALGORITHM..................................................................................................................12 2.5.1 Proportional Fairness Scheduling..................................................................................................13 2.6 1XEV REVERSE LINK...........................................................................................................................16 2.6.1 Reverse Link Channel Structure......................................................................................................17 2.6.2 Reverse Link Modulation................................................................................................................18 2.7 1XEV SIGNALING................................................................................................................................18 2.7.1 Physical Layer................................................................................................................................19 2.7.2 MAC Layer....................................................................................................................................19 2.7.3 Security Layer................................................................................................................................20 2.7.4 Connection Layer...........................................................................................................................21 2.7.5 Session Layer..................................................................................................................................22 2.7.6 Stream Layer..................................................................................................................................23 2.7.7 Application Layer...........................................................................................................................23 3.0 POINT-TO-POINT PROTOCOL..........................................................................................................24 4.0 1XEV HANDOFFS.................................................................................................................................25 4.1 Handoffs to IS-95/1x Systems............................................................................................................25 5.0 SUMMARY.............................................................................................................................................26 2
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arlenchan

不错，不错，真不错，^_^

arlenchan

挺好，挺好，真挺好