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JSAC
2011
219views more  JSAC 2011»
14 years 11 months ago
Detection of Small-Scale Primary Users in Cognitive Radio Networks
Abstract—In cognitive radio networks (CRNs), detecting smallscale primary devices, such as wireless microphones, is a challenging, but very important, problem that has not yet be...
Alexander W. Min, Xinyu Zhang, Kang G. Shin
TASLP
2010
167views more  TASLP 2010»
14 years 11 months ago
Broadband Source Localization From an Eigenanalysis Perspective
Abstract--Broadband source localization has several applications ranging from automatic video camera steering to target signal tracking and enhancement through beamforming. Consequ...
Mehrez Souden, Jacob Benesty, Sofiène Affes
TCOM
2010
101views more  TCOM 2010»
14 years 11 months ago
Spectral efficient transmit diversity techniques without cyclic prefix for fading relay channels
Abstract--This paper proposes spectral efficient relayassisted transmit diversity techniques, i.e., space-time and space-frequency block codes (STBC/SFBC), for single carrier frequ...
Ui-Kun Kwon, Dae-Young Seol, Gi-Hong Im
TWC
2010
14 years 11 months ago
Distributed power allocation in multi-user multi-channel cellular relay networks
In this paper, we consider the amplify-and-forward relaying transmission in the downlink of a multi-channel cellular network with one base station and multiple relay-destination pa...
Shaolei Ren, Mihaela van der Schaar
TOG
2012
215views Communications» more  TOG 2012»
13 years 6 months ago
Videoscapes: exploring sparse, unstructured video collections
The abundance of mobile devices and digital cameras with video capture makes it easy to obtain large collections of video clips that contain the same location, environment, or eve...
James Tompkin, Kwang In Kim, Jan Kautz, Christian ...