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ICC
2009
IEEE
168views Communications» more  ICC 2009»
15 years 6 months ago
Degrees of Freedom of Cooperative MIMO in Cellular Networks
— In cellular networks, relays and/or mobiles can cooperate to improve the overall system performance. For example, once the transmission from a base station with multiple antenn...
Si-Hyeon Lee, Sae-Young Chung
CORR
2008
Springer
78views Education» more  CORR 2008»
14 years 11 months ago
Wireless Secrecy in Cellular Systems with Infrastructure--Aided Cooperation
In cellular systems, confidentiality of uplink transmission with respect to eavesdropping terminals can be ensured by creating intentional interference via scheduling of concurren...
Petar Popovski, Osvaldo Simeone
INFOCOM
2010
IEEE
14 years 10 months ago
Distributed Power Control for Cognitive User Access based on Primary Link Control Feedback
—We venture beyond the “listen-before-talk” strategy that is common in many traditional cognitive radio access schemes. We exploit the bi-directional nature of most primary c...
Senhua Huang, Xin Liu, Zhi Ding
BROADNETS
2004
IEEE
15 years 3 months ago
Routing in Ad Hoc Networks-A Wireless Perspective
Traditionally, the routing problem is addressed at the network layer, an approach that has been extended to the wireless realm. In wireless multihop networks, however, strict laye...
Martin Haenggi
VTC
2010
IEEE
219views Communications» more  VTC 2010»
14 years 10 months ago
Decentralized Base Station Processing for Multiuser MIMO Downlink CoMP
—Coordinated multi-point transmission/reception (CoMP), in which base stations (BSs) cooperate during the downlink, has been identified as a tool for improving user rates and mi...
Winston W. L. Ho, Tony Q. S. Quek, Sumei Sun