92 search results - page 4 / 19 » Adaptive Modulation and Coding for Hybrid Cooperative Networ... |
WCNC
2010
IEEE
13 years 5 months ago
2010
IEEE
Abstract—Cognitive radio networks (CRN) may greatly enhance the throughput based on a given bandwidth. CRN has a unique feature, consisting of uni-directional opportunistic wirel...
IPSN
2005
Springer
14 years 25 days ago
2005
Springer
—In current cooperative communication schemes, to achieve cooperative diversity, synchronization between terminals is usually assumed, which may not be practical since each termi...
GLOBECOM
2008
IEEE
14 years 1 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...
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 ...
MVA
1992
13 years 8 months ago
1992
This paper proposes a system for the background image generation by cooperative parallel processingunder the severe outdoor environmental conditions, which are ever changing in na...