25 search results - page 2 / 5 » Adaptive Random Network Coding in WiMAX |
ICC
2008
IEEE
13 years 11 months ago
2008
IEEE
—Network coding for two-way relaying in a three-node network is considered. The achievable rate regions under both traditional four-slot multi-hopping (FSMH) and network coding (...
IWCMC
2009
ACM
13 years 11 months ago
2009
ACM
In wireless communication systems, adaptive modulation and coding (AMC) is used to improve the downlink (DL) spectral efficiency by exploiting the underlying channel condition. Ho...
GLOBECOM
2008
IEEE
13 years 11 months ago
2008
IEEE
—In a distributed wireless network, it is possible to employ several relays and mimic a multiple antenna transmission system. In this paper we propose a MAC layer solution that a...
WIOPT
2010
IEEE
13 years 2 months ago
2010
IEEE
Abstract—We consider the problem of jointly optimizing random access and subgraph selection in coded wireless packet networks. As opposed to the corresponding scheduling approach...
WONS
2012
IEEE
12 years 3 days 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 ...