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DVB-H和T-DMB的技术比较

资料介绍
DVB-H T-DMB ComparisonSystem Comparison T-DMB vs. DVB-H

DVB Technical Module 2006

Copyright Digital Video Broadcasting Project DVB

Ref: TM3490_DVB-H281r1

Outline
T-DMB and DVB-H Physical Layer Options
True differences between T-DMB and DVB-H
DMB claims vs. facts
True technical maturity
Network coverage and planning issues
Network cost comparison

slide 2

DVB-H and T-DMB Main Physical Layer Options
Parameter
Channel Bandwidths (MHz) FFT Sizes Guard Intervals (us)

T-DMB
1.712 2k, 1k, 0.5k, 0.25k 246, 123, 62, 31

DVB-H
5, 6, 7, 8 8k, 4k, 2k 224, 112, 56, 28, 14, 7

Inner Modulations Error Protection Convolutional code rates Time interleaving MPE-FEC code rate Time Slicing Protocol stack Theoretical data rate range (Mbit / s) Practical data rate
slide 3

Differential-QPSK Convolutional code + RS FEC , 3/8……
标签:DVB-HT-DMBComparison
DVB-H和T-DMB的技术比较
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