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EURASIP Journal on Wireless Communications and Networking

Table 5 ODN ZF-SIC, ODN MMSE-SIC, RDN LRA-ZF-SIC, RDN LRA-MMSE-SIC, RDN LRA-MMSE-OSIC, and ML computational complexities in MUL

From: A simplified hard output sphere decoder for large MIMO systems with the use of efficient search center and reduced domain neighborhood study

 

MUL (QPSK)

MUL (16-QAM)

Technique

K = 1

K = 2

K = 3

K = 4

K = 1

K = 2

K = 4

K = 16

ODN ZF-(O)SIC FNSA

156

300

444

588

624

1200

2352

9264

ODN MMSE-(O)SIC FNSA

156

300

444

588

624

1200

2352

9264

RDN LRA-ZF-(O)SIC FNSA

510

946

1382

1818

510

946

1818

2254

RDN LRA-MMSE-(O)SIC FNSA

510

946

1382

1818

510

946

1818

2254

ML

16,384

4,194,304

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