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ICC
2009
IEEE
150views Communications» more  ICC 2009»
15 years 10 months ago
Optimum Internet Gateway Selection in Ad Hoc Networks
—Wireless ad hoc networks are connected to the fixed Internet by means of Internet gateways. Whenever a node within the ad hoc network wishes to communicate with a host in the I...
Felix Hoffmann, Daniel Medina
GLOBECOM
2008
IEEE
15 years 9 months ago
On Spectrum Sharing in Cooperative Multiple Access Networks
Abstract— The coexistence and resource sharing between a primary network utilizing cognitive relays and a secondary network are investigated. Two multiple access protocols are pr...
Amr El-Sherif, Ahmed K. Sadek, K. J. Ray Liu
ICASSP
2008
IEEE
15 years 9 months ago
Probabilistic structural alignment of RNA sequences
We propose an algorithm for estimating the common secondary structure, alignment, and posterior base pairing probabilities for two RNA sequences. A definition of structural align...
Arif Ozgun Harmanci, Gaurav Sharma, David H. Mathe...
GLOBECOM
2007
IEEE
15 years 9 months ago
Performance Analysis of a Wireless Network with Opportunistic Spectrum Sharing
— We analyze the performance of a wireless system that allows opportunistic spectrum sharing. The system consists of a set of primary users sharing a set of channels over a cover...
Shensheng Tang, Brian L. Mark
98
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ICC
2007
IEEE
15 years 9 months ago
A New MIMO Beamforming Technique Based on Rotation Transformations
Abstract— In this paper, we propose a new transmit beamforming technique for multiple-input-multiple-output (MIMO) systems to improve the link level performance. We present a met...
Heunchul Lee, Seokhwan Park, Inkyu Lee