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AHSWN
2010
130views more  AHSWN 2010»
13 years 7 months ago
How Good is Opportunistic Routing? - A Reality Check under Rayleigh Fading Channels
Considerations of realistic channel dynamics motivate the design of a new breed of opportunistic schemes, such as opportunistic transmission, scheduling and routing. Compared to t...
Rong Zheng, Chengzhi Li
WOWMOM
2000
ACM
96views Multimedia» more  WOWMOM 2000»
13 years 12 months ago
An integrated mobility and traffic model for resource allocation in wireless networks
In a wireless communications network, the movement of mobile users presents significant technical challenges to providing efficient access to the wired broadband network. In this ...
Hisashi Kobayashi, Shun-Zheng Yu, Brian L. Mark
SENSYS
2003
ACM
14 years 26 days ago
Practical lazy scheduling in sensor networks
Experience has shown that the power consumption of sensors and other wireless computational devices is often dominated by their communication patterns. We present a practical real...
Ramana Rao Kompella, Alex C. Snoeren
TWC
2008
225views more  TWC 2008»
13 years 7 months ago
Joint rate and power allocation for cognitive radios in dynamic spectrum access environment
Abstract--We investigate the dynamic spectrum sharing problem among primary and secondary users in a cognitive radio network. We consider the scenario where primary users exhibit o...
Dong In Kim, Long Le, Ekram Hossain
ICMCS
2006
IEEE
100views Multimedia» more  ICMCS 2006»
14 years 1 months ago
A Novel Resynchronization Method for Scalable Video Over Wireless Channel
A scalable video coder generates scalable compressed bitstream, which can provide different types of scalability depend on different requirements. This paper proposes a novel resy...
Yu Wang, Lap-Pui Chau, Kim-Hui Yap