Sciweavers

2422 search results - page 460 / 485
» Composition of Services with Constraints
Sort
View
ICC
2011
IEEE
201views Communications» more  ICC 2011»
12 years 9 months ago
Channel Aggregation in Cognitive Radio Networks with Practical Considerations
—In cognitive radio (CR) networks, licensed spectrum that can be shared by secondary users (SUs) is always restricted by the needs of primary users (PUs). Although channel aggreg...
Bo Gao, Yaling Yang, Jung-Min Park 0001
AINA
2008
IEEE
14 years 4 months ago
ETSP: An Energy-Efficient Time Synchronization Protocol for Wireless Sensor Networks
Wireless Sensor Networks (WSN) have specific constraints and stringent requirements in contrast to traditional wired and wireless computer networks. Among these specific requireme...
Khurram Shahzad, Arshad Ali, N. D. Gohar
DATE
2007
IEEE
130views Hardware» more  DATE 2007»
14 years 4 months ago
Development of on board, highly flexible, Galileo signal generator ASIC
Alcatel Alenia Space is deeply involved in the Galileo program at many stages. In particular, Alcatel Alenia Space has successfully designed and delivered the very first navigatio...
Louis Baguena, Emmanuel Liégeon, Alexandra ...
ICC
2007
IEEE
113views Communications» more  ICC 2007»
14 years 4 months ago
Utility-Aware Resource Allocation for Multi-Stream Overlay Multicast
Abstract - Overlay multicast, which performs topology construction and data relaying in the application layer, has recently emerged as a promising vehicle for data distribution. In...
Ji Xu, Jiangchuan Liu, Hsiao-Hwa Chen, Xiao Chu
RTAS
2007
IEEE
14 years 4 months ago
Full Duplex Switched Ethernet for Next Generation "1553B"-Based Applications
Over the last thirty years, the MIL-STD 1553B data bus has been used in many embedded systems, like aircrafts, ships, missiles and satellites. However, the increasing number and c...
Ahlem Mifdaoui, Fabrice Frances, Christian Fraboul