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GLOBECOM
2008
IEEE
16 years 19 days ago
Interference Reduction by Beamforming in Cognitive Networks
— We consider beamforming in a cognitive network with multiple primary users and secondary users sharing the same spectrum. In particular, we assume that each secondary transmitt...
Simon Yiu, Mai Vu, Vahid Tarokh
ICASSP
2008
IEEE
16 years 19 days ago
Energy efficient change detection over a MAC using physical layer fusion
We propose a simple and energy efficient distributed Change Detection scheme for sensor networks based on Page’s parametric CUSUM algorithm. The sensor observations are IID ove...
Taposh Banerjee, Veeraruna Kavitha, Vinod Sharma
ICASSP
2008
IEEE
16 years 18 days ago
Maximum likelihood approach to speech enhancement for noisy reverberant signals
This paper proposes a speech enhancement method for signals contaminated by room reverberation and additive background noise. The following conditions are assumed: (1) The spectra...
Takuya Yoshioka, Tomohiro Nakatani, Takafumi Hikic...
ICC
2008
IEEE
110views Communications» more  ICC 2008»
16 years 18 days ago
On the Eigenvalue Distribution of Ricean MIMO Channels by Character Expansion of Groups
Abstract— Joint eigenvalue distribution of the noncentral complex Wishart matrix, i.e. HH∗ where H is the nonzero-mean complex Gaussian random channel matrix of a multiple-inpu...
Alireza Ghaderipoor, Chintha Tellambura
IISWC
2008
IEEE
16 years 17 days ago
Energy-aware application scheduling on a heterogeneous multi-core system
Heterogeneous multi-core processors are attractive for power efficient computing because of their ability to meet varied resource requirements of diverse applications in a workloa...
Jian Chen, Lizy Kurian John