To enable point-to-multipoint communication services in an existing cellular communication system infrastructure, each member subscriber station, i.e., a subscriber station participating in such a service, is receiving a forward link shared channel, and in certain embodiments additionally a forward link...http://www.google.de/patents/US20030134655?utm_source=gb-gplus-sharePatent US20030134655 - Power control for point-to-multipoint services provided in communication systems
