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Table 4 Comparison of systematic polar encoders

From: An optimized encoding algorithm for systematic polar codes

Algorithm

Recursion

Memory

XORs (times)

Hardware implementation

Encoder A [10]

No

N(1 + log2N)

(N2 + N)(n2 + n)/2

Yes

Encoder B [10]

Yes

2 N− 1

N(1 + log2N)

No

Encoder C [10]

Yes

N

N(1 + 2log2N)

No

NSPC [10]

Yes/No

2 N

(Nlog2N)/2

No

SPC [11]

No

N

N(N2 + N)/2

Yes

Our OEA

No

N

NK − K 2 − N + K

Yes