Network Efficient Power Control for Wireless Communication Systems

Table 1

Complexity evaluation of different linear detectors.

Detector	Additions/subtractions (𝑋)	Multiplications/divisions (𝑍)
MF	(𝑁−1)𝑈	𝑁𝑈
ZF	𝑈^3+𝑁𝑈^2+𝑁𝑈−2𝑈	2(𝑈^3+𝑈^2+𝑁𝑈)+𝑁𝑈^2
MMSE	𝑈^3+𝑈^2(𝑁+1)+𝑁𝑈−2𝑈	2(𝑈^3+𝑈^2+𝑁𝑈)+𝑁𝑈^2