Transmit Beamforming Optimization Design for Broadband Multigroup Multicast System

Table 1

List of related works.

Problem description	Application scenarios	Solving approach	Source
QoS	Broadcast	SDR	[3]
MMF	Broadcast	Iterative algorithm	[4]
QoS	Multigroup multicast	SDR + Gaussian randomization	[5]
MMF	Multigroup multicast	SDR + Gaussian randomization + bisection	[5]
QoS	Multigroup multicast	Iterative algorithm	[8]
MMF	Multigroup multicast	Iterative algorithm	[9]
QoS	Broadcast with PACs	Iterative algorithm + duality	[10]
MMF	Broadcast with PACs	Iterative algorithm + duality	[11]
MMF	Multigroup multicast with PACs	SDR + Gaussian randomization + bisection	[12]