247 search results - page 45 / 50 » Optimal wireless networks based on local channel state infor... |
IWCMC
2009
ACM
14 years 1 months ago
2009
ACM
In wireless communication systems, adaptive modulation and coding (AMC) is used to improve the downlink (DL) spectral efficiency by exploiting the underlying channel condition. Ho...
PERCOM
2007
ACM
14 years 6 months ago
2007
ACM
We consider sensor scheduling as the optimal observability problem for partially observable Markov decision processes (POMDP). This model fits to the cases where a Markov process ...
JDCTA
2010
13 years 2 months ago
2010
In practical applications, Wireless Sensor Networks generate massive data streams with the dual attributes in geography and optimization domain. Energy source of sensor nodes in W...
INFOCOM
2008
IEEE
14 years 1 months ago
2008
IEEE
—We reconsider the problem of geographic routing in wireless ad hoc networks. We are interested in local, memoryless routing algorithms, i.e. each network node bases its routing ...
MOBISYS
2004
ACM
14 years 6 months ago
2004
ACM
Wireless data broadcast has received a lot of attention from industries and academia in recent years. Access efficiency and energy conservation are two critical performance concer...