17932 search results - page 46 / 3587 » Wireless communications systems |
FSEN
2009
Springer
14 years 4 months ago
2009
Springer
We propose a timed process calculus for wireless systems exposed to communication collisions. The operational semantics of our calculus is given in terms of a labelled transition ...
ICC
2007
IEEE
14 years 4 months ago
2007
IEEE
Abstract— The design of ultra-wideband (UWB) communication systems has proven to be challenging. Coherent systems require a rake receiver with many taps that is difficult to tra...
CIMCA
2005
IEEE
14 years 3 months ago
2005
IEEE
The trend in today’s modern communication satellites is driving into the direction of spot beam technologies. This allows the illumination of distinct areas of the earth surface...
ISCAS
2007
IEEE
14 years 4 months ago
2007
IEEE
Abstract— MIMO channels and wireless communications systems have generated a great deal of renewed interest in linear system theory. This paper presents two results. The first i...
ISCC
2006
IEEE
14 years 4 months ago
2006
IEEE
Denial-of-Service attacks, and jamming in particular, are a threat to wireless networks because they are at the same time easy to mount and difficult to detect and stop. We propo...