DTTB System Multipath Performance

0

3

15

30

19

35

Multipath Level ( - dB)

COFDM

(64QAM,2/3,1/8)

C/N Threshold (dB)

Indoor Antennas

Outdoor Antennas

W.T.Dickson 16 April 98

(Conditions: Static simple multipath, No Co-channel or impulse interference)

COFDM

Current implementations

(April 1998)

(Nov. 1997)

Picture

No Picture

(above curve)

(Below curve)

25

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