577 search results - page 56 / 116 » Performance Enhancement of Wireless Communication Systems us... |
WONS
2012
IEEE
12 years 3 months ago
2012
IEEE
—The IEEE 802.15.4 standard specifies an M-ary spread spectrum system with public and fixed spreading sequences. We propose instead to use secret and dynamic, random spreading ...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
—In this paper, we propose a novel protocol called VC-MAC that utilizes the concept of cooperative communication tailored for vehicular networks, especially for gateway downloadi...
TWC
2008
13 years 7 months ago
2008
Wireless networks, and especially wireless sensor networks, have complexity and energy constraints, within which they must confront the challenging wireless fading environment. In ...
GIS
2007
ACM
13 years 11 months ago
2007
ACM
In this paper, we consider a traffic information sharing system based on Floating Car Data (FCD). FCD is one of the methods used to gather traffic information; it uses vehicles as...
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper, we present an analysis of various multicast schemes over IEEE 802.11 Multi-hop. Analyzing performance of wireless multicasting communication is important because...