954 search results - page 168 / 191 » Improving wireless simulation through noise modeling |
MSWIM
2004
ACM
14 years 1 months ago
2004
ACM
Today, three different physical (PHY) layers for the IEEE 802.11 WLAN are available (802.11a/b/g); they all provide multi-rate capabilities. To achieve a high performance under v...
TSP
2008
13 years 7 months ago
2008
Abstract--This paper proposes and analyzes differential modulation schemes for two cooperation protocols in multinode cooperative wireless networks; namely, multinode differential ...
TCOM
2010
13 years 2 months ago
2010
Abstract--This paper proposes spectral efficient relayassisted transmit diversity techniques, i.e., space-time and space-frequency block codes (STBC/SFBC), for single carrier frequ...
MOBICOM
2009
ACM
14 years 2 months ago
2009
ACM
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...
BROADNETS
2004
IEEE
13 years 11 months ago
2004
IEEE
Channel-aware scheduling and link adaptation (LA) methods are widely considered to be crucial for realizing high data rates in wireless networks. Multi-carrier systems that spread...