59 search results - page 5 / 12 » High Performance Cooperative Transmission Protocols Based on... |
GLOBECOM
2010
IEEE
13 years 3 months ago
2010
IEEE
This paper considers a relay-assisted bidirectional cellular network where the base station (BS) communicates with each mobile station (MS) using orthogonal frequency-division mult...
INFOCOM
2010
IEEE
13 years 4 months ago
2010
IEEE
—Cognitive Radio Networks (CRNs) have recently emerged as a promising technology to improve spectrum utilization by allowing secondary users to dynamically access idle primary ch...
GLOBECOM
2006
IEEE
13 years 11 months ago
2006
IEEE
— In this paper, we address the impact of different access strategies in ad hoc networks with multiple antennas and MIMO communications. We employ a cross–layer designed MAC pr...
VTC
2008
IEEE
14 years 4 days ago
2008
IEEE
— This paper deals with multiuser detection through base station cooperation in uplink interference limited scenarios. At high frequency reuse, each base station not only receive...
VTC
2010
IEEE
13 years 4 months ago
2010
IEEE
— We consider the sensing of the frequency spectrum based on energy detection for cognitive radios. It has been shown that the reliability of the sensing can be improved by using...