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ICC
2009
IEEE
325views Communications» more  ICC 2009»
16 years 1 months ago
Modeling and Analysis for Proactive-Decision Spectrum Handoff in Cognitive Radio Networks
— Spectrum handoff occurs when the primary users appear in the licensed band occupied by the secondary users. Spectrum handoff procedures aim to help the secondary users to vacat...
Chung-Wang Wang, Li-Chung Wang
ICASSP
2008
IEEE
16 years 21 days ago
Performance characteristics of collaborative beamforming for wireless sensor networks with Gaussian distributed sensor nodes
Collaborative beamforming has been recently introduced in the context of wireless sensor networks (WSNs) to increase the transmission range of individual sensor nodes. In this pap...
Mohammed F. A. Ahmed, Sergiy A. Vorobyov
ICPR
2008
IEEE
16 years 21 days ago
Direct 3-D shape recovery from image sequence based on multi-scale Bayesian network
We propose a new method for recovering a 3-D object shape from an image sequence. In order to recover high-resolution relative depth without using the complex Markov random field...
Norio Tagawa, Junya Kawaguchi, Shoichi Naganuma, K...
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ICC
2007
IEEE
16 years 18 days ago
On the Capacity of Cellular Networks with Global LMMSE Receiver
Abstract— Frequency planning is a common intercell interference (ICI) management strategy in narrowband cellular networks. In this paper, we consider an alternative approach that...
Boon Loong Ng, Jamie S. Evans, Stephen V. Hanly
ROBOCOMM
2007
IEEE
16 years 16 days ago
Achieving connectivity through coalescence in mobile robot networks
—Coalescence is the problem of isolated mobile robots independently searching for peers with the goal of forming a single connected network. This paper analyzes coalescence time ...
Sameera Poduri, Gaurav S. Sukhatme