Skip to main content

Table 1 The proposed scheme based on the degradation

From: Pilot contamination reduction in massive MIMO systems based on pilot scheduling

1:

Get :β i j k , j=1,2,…,L,k=1,2,…,K,U,Φ;

2:

While N U ≠0 do

3:

For k=1:N U

4:

Calculate ϕopt(U k ) according to (18)

5:

Calculate ϕsub(U k ) according to (19)

6:

Calculate d(U k ) according to (20)

7:

End for

8:

Calculate Usens according to (21)

9:

Assign the optional pilot sequence ϕopt(Usens) to the user Usens

10:

UUUsens

11:

ΦΦϕopt(Usens)

12:

N U N U −1

13:

N Φ N Φ −1

14:

End while