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Table 1 Power consumptions (mW) and latencies of TX processing blocks

From: Energy efficiency analysis of hybrid-ARQ relay-assisted schemes in LTE-based systems

Block

Size

Power P ENC (mW)

Latency T ENC

Turbo encoder

40

8.67

61 ×CLKperiod

 

1024

8.89

1043 ×CLKperiod

 

2048

8.95

2067 ×CLKperiod

 

4096

8.96

4115 ×CLKperiod

 

6144

9.19

6163 ×CLKperiod

Block

Type

Power P MOD (mW)

Latency T MOD

Modulator

4QAM

2.19

1×CLKperiod

 

16QAM

2.44

1×CLKperiod

 

64QAM

2.88

1×CLKperiod

Block

N

Power P IFFT (mW)

Latency T IFFT

IFFT

256

59.79

608 ×CLKperiod

 

512

71

1130 ×CLKperiod

 

1024

79.82

2160 ×CLKperiod

 

2048

93.8

4218 ×CLKperiod