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Table 2 Number of iterations versus SNR value (CMMB r= 1/2, max iteration: 50, frame: 1,000,000)

From: Dynamic voltage and frequency scaling scheme for an adaptive LDPC decoder using SNR estimation

SNR

Iteration #

Min

Max

Avg

-1

50

50

50

-0.5

50

50

50

0

50

50

50

0.5

50

50

50

1

42

50

49.88

1.5

10

50

21.51

2

6

19

10.94

2.5

4

11

7.75

3

4

9

6.03

3.5

4

7

4.91

4

3

6

4.1

4.5

2

5

3.45

5

2

4

3.02

5.5

2

4

2.6

6

2

4

2.16

6.5

1

3

2.02

7

1

3

1.86

7.5

1

3

1.48

8

1

2

1.16

8.5

1

2

1.04

9

1

2

1.01

9.5

1

2

1

10

1

2

1

10.5

1

2

1

11

1

1

1

11.5

1

1

1

12

1

1

1

12.5

1

1

1