954 search results - page 115 / 191 » Improving wireless simulation through noise modeling |
TSP
2010
13 years 2 months ago
2010
We derive the entropy rate formula for a complex Gaussian random process by using a widely linear model. The resulting expression is general and applicable to both circular and non...
MOBISYS
2003
ACM
14 years 7 months ago
2003
ACM
Wireless local-area networks are becoming increasingly popular. They are commonplace on university campuses and inside corporations, and they have started to appear in public area...
ADHOC
2010
13 years 3 months ago
2010
In this paper, we investigate the low coverage problem of efficient broadcast protocols in wireless ad hoc networks with realistic physical layer models. To minimize energy consum...
SIGMETRICS
2011
ACM
12 years 10 months ago
2011
ACM
Opportunistic routing aims to improve wireless performance by exploiting communication opportunities arising by chance. A key challenge in opportunistic routing is how to achieve ...
PERCOM
2008
ACM
14 years 7 months ago
2008
ACM
Counting or estimating the number of tags is crucial for large-scale RFID systems. The use of multiple readers was recently proposed to improve the efficiency and effectiveness in ...