Comtech-ef-data CDD-562AL Manual do Utilizador descarregar pdf (Página 34)

CDD-562AL/564A/L Multi-Channel Demodulator Revision 0

Introduction MN-CDD562AL/564AL

1–16

1.4.1.1 BER Performance Specifications

BER Description

For

BER=

Rate

Guaranteed Eb/No (typical value in parentheses)

TURBO Product Codec

Rate 21/44 QPSK

Rate 21/44 BPSK

Rate 5/16 BPSK

(See Note 1)

10

-6

10

-7

10

-8

21/44

(QPSK)

2.9 dB (2.6 dB)

3.1 dB (2.7 dB)

3.3 dB (2.8 dB)

21/44 (BPSK)

2.8 dB (2.5dB)

3.1 dB (2.8 dB)

3.3 dB (2.90dB)

5/16 (BPSK)

2.4 dB (2.1dB)

2.6 dB (2.3dB)

2.7 dB (2.4dB)

TURBO Product Codec

Rate 3/4 QPSK

Rate 3/4 8-PSK

Rate 3/4 16-QAM

(See Note 1)

10

-6

10

-7

10

-8

3/4 (QPSK)

3.8dB (3.4dB)

4.1dB (3.7dB)

4.4dB (4.0dB)

3/4 (8-PSK)

6.2 dB (5.8 dB)

6.4 dB (6.0 dB)

6.8 dB (6.3 dB)

Rate 3/4 (16-QAM)

7.4dB (7.0 dB)

7.8 dB (7.3 dB)

8.2 dB (7.7 dB)

TURBO Product Codec

Rate 7/8 QPSK

Rate 7/8 8-PSK

Rate 7/8 16-QAM

(See Note 1)

10

-6

10

-7

10

-8

Rate 7/8 (QPSK)

4.3 dB (4.0 dB)

4.4 dB (4.1 dB)

4.5 dB (4.2 dB)

Rate 7/8 (8-PSK)

7.0 dB (6.6 dB)

7.1 dB (6.7 dB)

7.2 dB (6.8 dB)

Rate 7/8 (16-QAM)

8.1 dB (7.7 dB)

8.2 dB (7.8 dB)

8.3 dB (7.9 dB)

TURBO Product Codec

Rate 0.95 QPSK

Rate 0.95 8-PSK

(See Note 1)

10

-6

10

-7

B10

-8

Rate 0.95 (QPSK)

6.4 dB (6.0 dB)

6.7 dB (6.3 dB)

6.9 dB (6.5 dB)

Rate 0.95 (8-PSK)

9.3 dB (8.9 dB)

9.8 dB (9.4 dB)

10.3 dB (9.9 dB)

TURBO Product Codec

Rate 3/4 8-QAM

Rate 7/8 8-QAM

Rate 0.95 8-QAM

(See Note 1)

10

-6

10

-7

10

-8

Rate 3/4 (8-QAM)

6.5 dB (6.1 dB)

6.8 dB (6.4 dB)

7.2 dB (6.8 dB)

Rate 7/8 (8-QAM)

6.6 dB (6.2 dB)

6.7 dB (6.3 dB)

6.8 dB (6.4 dB)

Rate 0.95 (8-QAM)

9.6 dB (9.2 dB)

10.1 dB (9.7 dB)

10.6 dB (10.2 dB)

VersaFEC Codec BPSK

(See Note 1)

10

-5

10

-8

0.488 (BPSK)

2.4 dB (2.1 dB)

2.7 dB (2.4 dB)

VersaFEC Codec QPSK

(See Note 1)

10

-5

10

-8

0.533 (QPSK)

2.3 dB (2.0 dB)

2.5 dB (2.2 dB)

0.631 (QPSK)

2.8 dB (2.5 dB)

3.0 dB (2.7 dB)

0.706 (QPSK)

3.3 dB (3.0 dB)

3.7 dB (3.4 dB)

0.803 (QPSK)

3.8 dB (3.5 dB)

4.1 dB (3.8 dB)

VersaFEC Codec 8-QAM

(See Note 1)

10

-5

10

-8

0.642 (8-QAM)

4.6 dB (4.3 dB)

4.9 dB (4.6 dB)

0.711 (8-QAM)

5.2 dB (4.9 dB)

5.5 dB (5.2 dB)

0.780 (8-QAM)

5.6 dB (5.3 dB)

6.0 dB (5.7 dB)

VersaFEC Codec 16-QAM

(See Note 1)

10

-5

10

-8

0.731 (16-QAM)

6.6 dB (6.3 dB)

6.8 dB (6.5 dB)

0.780 (16-QAM)

7.1 dB (6.8 dB)

7.4 dB (7.1 dB)

0.829 (16-QAM)

7.7 dB (7.4 dB)

8.0 dB (7.7 dB)

0.853 (16-QAM)

8.1 dB (7.8 dB)

8.4 dB (8.1 dB)

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