Transmit Beamforming Optimization Design for Broadband Multigroup Multicast System

Algorithm 2

Frequency-domain algorithm.

() Input: , , , , ;

() solve SDP problem by IPM;

() if    then

()   ;

()   ;

() else

()   calculate EVD: ;

()   for   to   do

()    generate candidates ;

()  solve MMPC problem to obtain ;

() end

() choose

       ;

() end

() Output: .