— For the single-group multicast scenario, where K users are served with the same data by a base station equipped with N antennas, we present two beamforming algorithms which out...
Raphael Hunger, David A. Schmidt, Michael Joham, A...
The characteristics of ad hoc networks naturally encourage the deployment of distributed services. Although current networks implement group communication methods, they do not sup...
The Universal Mobile Telecommunications System (UMTS) all-IP network supports IP multimedia services through the IP Multimedia Subsystem (IMS). This paper proposes a mobile Qualit...
— Group Communication services have become more and more important in mobile ad hoc networks (MANETs). The use of multicast transmission techniques in MANETs has been shown to ha...
In an open network such as the Internet, multicast security services typically start with group session-key distribution. Considering scalability for group communication among wide...