94 search results - page 19 / 19 » Performance analysis on LDPC-Coded systems over quasi-static... |
TWC
2010
12 years 11 months ago
2010
In cognitive radio networks, a cognitive source node requires two essential phases to complete a cognitive transmission process: the phase of spectrum sensing with a certain time d...
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
Abstract— In this paper, we analyze DS-CDMA/OFDM spectrum sharing system based on opportunistic spectrum access (OSA). In this system, the primary network air interface is based ...
MSWIM
2005
ACM
13 years 10 months ago
2005
ACM
The performance of mobile ad hoc networks can be influenced by numerous factors, including protocol design at every layer; parameter settings such as retransmission limits and ti...
INFOCOM
2010
IEEE
13 years 3 months ago
2010
IEEE
—Generating a secret key between two parties by extracting the shared randomness in the wireless fading channel is an emerging area of research. Previous works focus mainly on si...