Sciweavers

430 search results - page 39 / 86
» Cooperative Diversity in Interference Limited Wireless Netwo...
Sort
View
INFOCOM
2010
IEEE
14 years 8 months ago
Cooperative Boundary Detection for Spectrum Sensing Using Dedicated Wireless Sensor Networks
Abstract—Spectrum sensing is one of the key enabling technologies in Cognitive Radio Networks (CRNs). In CRNs, secondary users (SUs) are allowed to exploit the spectrum opportuni...
Yanyan Yang, Yunhuai Liu, Qian Zhang, Lionel M. Ni
TWC
2010
14 years 4 months ago
Cooperative wireless multicast: performance analysis and power/location optimization
The popularity of multimedia multicast/broadcast applications over wireless networks makes it critical to address the error-prone, heterogeneous and dynamically changing nature of ...
H. Vicky Zhao, Weifeng Su
GLOBECOM
2009
IEEE
15 years 1 months ago
Measurement Based Capacity Scavenging via Whitespace Modeling in Wireless Networks
Dynamic Spectrum Access can enable secondary network users to access unused spectrum, or whitespace, which is found between the transmissions of primary users in a wireless networ...
Anthony Plummer Jr., Mahmoud Taghizadeh, Subir Bis...
PIMRC
2008
IEEE
15 years 4 months ago
Downlink overhead reduction for Multi-Cell Cooperative Processing enabled wireless networks
—Multi-cell Cooperative Processing (MCP) has been recognised as an efficient technique for increasing spectral efficiency of future cellular systems. However the provided bene...
Agisilaos Papadogiannis, Hans Jørgen Bang, ...
ICC
2009
IEEE
150views Communications» more  ICC 2009»
15 years 4 months ago
On the Impact of Correlation on Distributed Detection in Wireless Sensor Networks with Relays Deployment
—In this paper, a binary hypothesis distributed detection problem in correlated wireless sensor networks with cooperative relays deployment is considered. In particular, the effe...
Mohammed W. Baidas, Ahmed S. Ibrahim, Karim G. Sed...