Joint Power Allocation and Beamforming in Amplify-and-Forward Relay Networks under Per-Node Power Constraint

Algorithm 1

Joint power allocation and beamforming.

() Assume and

() for

() While    do:

()  Solve the problem Eq. (13a), (13b), and (13c) w.r.t. and

()  Calculate and

()  Calculate and according to (12)

()  If   ()

()    ()

()   break

()     end if

() end while