3638 search results - page 473 / 728 » Optimization via communication networks |
179
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ICC
2008
IEEE
16 years 1 months ago
2008
IEEE
—For the sake of maximizing the network lifetime, we propose a novel placement scheme for mobile data collectors in Underwater Acoustic Sensor Networks (UASNs). Our scheme is bas...
175
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ICC
2008
IEEE
16 years 1 months ago
2008
IEEE
— Energy-ef ciency is one of the major concerns in wireless sensor networks since it impacts the network lifetime. In this paper, we investigate the relationship between sensor n...
213
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INFOCOM
2008
IEEE
16 years 1 months ago
2008
IEEE
—Sleep-wake scheduling is an effective mechanism to prolong the lifetime of energy-constrained wireless sensor networks. However, it incurs an additional delay for packet deliver...
189
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GLOBECOM
2007
IEEE
16 years 29 days ago
2007
IEEE
— Virtual Private Networks (VPN) provide a secure and reliable communication between customer sites over a shared network. Two models were proposed for the service provisioning i...
183
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ICC
2007
IEEE
16 years 29 days ago
2007
IEEE
In this paper, we propose a utility-based resource allocation scheme for layer-encoded IPTV multicast streaming service over IEEE 802.16 WiMAX networks. Unlike existing utility-bas...