11927 search results - page 2303 / 2386 » Wireless Sensor Networks |
VTC
2008
IEEE
14 years 2 months ago
2008
IEEE
— A wireless body area network with an average throughput of 500 kbps is considered based on ultra-wideband (UWB) pulse position modulation. For a long battery autonomy ultra low...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
—In this paper we compare and enhance the three prevailing approaches of IEEE 802.11e Performance analysis. Specifically, the first model utilizes a Markov Chain to describe th...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— In this paper, we propose an unequal error protection (UEP) framework for progressive image transmission over wireless networks with both random errors and packet loss....
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— There is a need for new spectrum access protocols that are opportunistic, flexible and efficient, yet fair. Game theory provides a framework for analyzing spectrum access, a ...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— Cooperation is increasingly regarded as a key technology for tackling the challenges of a practical implementation of cognitive radio. In this paper, we first give a b...