Datum Systems PSM-500L Bedienungsanleitung PDF herunterladen (Seite 17)

Datum Systems PSM-500, 500H & 500L VSAT/SCPC Modem Specification

Rev. 0.86

A-17

TPC-Advanced 8QAM Performance

TPC Advanced FEC Performance for 8QAM

Required Eb/No in dB dB - Typical

Rate -->

0.453-16k 1/2-16k 1/2-4k 3/4-16k 3/4-4k 7/8-16k 7/8-4k 0.922-16k 0.95-4k

BER 44000 44010 44020 44030 44040 44050 44060 44070 44080

1.00E-03 3.24 3.79 3.53 4.50 4.92 5.66 6.00 6.66 7.17

1.00E-04 3.32 3.91 3.69 4.58 5.11 5.77 6.24 6.81 7.56

1.00E-05 3.39 4.01 3.82 4.65 5.27 5.86 6.43 6.92 7.96

1.00E-06 3.45 4.09 3.97 4.70 5.41 5.93 6.61 7.03 8.46

1.00E-07 3.51 4.15 4.20 4.75 5.53 6.00 6.77 7.13 8.99

1.00E-08 3.56 4.22 4.59 4.80 5.67 6.06 6.99 7.22 9.50

1.00E-09 3.62 4.29 4.98 4.85 5.82 6.11 7.27 7.30 10.00

Datum Systems M500 Modem Performance

44000 - TPC Adv 8QAM Rate 0.453-16k

44010 - TPC Adv 8QAM Rate 1/2-16k

44020 - TPC Adv 8QAM Rate 1/2-4k

44030 - TPC Adv 8QAM Rate 3/4-16k

44040 - TPC Adv 8QAM Rate 3/4-4k

44050 - TPC Adv 8QAM Rate 7/8-16k

44060 - TPC Adv 8QAM Rate 7/8-4k

44070 - TPC Adv 18QAM, Rate 0.922-16k

44080 - TPC Adv 8QAM, Rate 0.95-4k

22.533.544.555.566.577.588.599.51010.5

1E-10

1E-9

1E-8

1E-7

1E-6

1E-5

0.0001

0.001

0.01

0.1

Eb/No

BER

DATUM

SYSTEMS

TPC Advanced 8QAM

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Datum Systems PSM-500L Bedienungsanleitung Seite 17