123 search results - page 7 / 25 » Wireless Energy Harvesting in a Cognitive Relay Network |
TWC
2008
14 years 9 months ago
2008
Broadcasting allows efficient information sharing and fusion in wireless networks. In this paper, the energy efficiency limits in wireless broadcasting, defined as the minimal achi...
GLOBECOM
2010
IEEE
14 years 7 months ago
2010
IEEE
Currently, two cooperative transmission strategies, Coordinated Multi-Point (CoMP) Transmission and wireless relaying, are expected to be deployed in future cellular systems to imp...
WCNC
2008
IEEE
15 years 3 months ago
2008
IEEE
—In this paper, a wireless cognitive radio sensor network is considered, where each sensor node is equipped with cognitive radio and the network is a multi-carrier system operati...
GLOBECOM
2007
IEEE
15 years 3 months ago
2007
IEEE
Abstract— A novel cluster-based coherent multi-user (MU) relaying system is proposed, where a number of source/destination pairs communicate concurrently over the same physical c...
VTC
2008
IEEE
15 years 3 months ago
2008
IEEE
Abstract- This paper considers the centralized spectrum allocations in resource-constrained wireless sensor networks with the following goals: (1) allocate spectrum as fairly as po...