21 search results - page 3 / 5 » Degrees of Freedom of Wireless X Networks |
CISS
2008
IEEE
13 years 7 months ago
2008
IEEE
Cognitive radios permit dynamic control of physical layer resources such as transmission power and constellation size; these degrees of freedom can be employed to achieve significa...
VTC
2010
IEEE
13 years 4 months ago
2010
IEEE
—We present the ǫ-outage capacity in the low signal-to-noise ratio (SNR) regime of an incremental relaying network. The network consists of one source, one destination, and two ...
MOBIHOC
2002
ACM
14 years 5 months ago
2002
ACM
In wireless sensor networks, energy efficiency is crucial to achieve satisfactory network lifetime. In order to reduce the energy consumption of a node significantly, its radio ne...
CORR
2007
Springer
13 years 5 months ago
2007
Springer
Synchronization of relay nodes is an important and critical issue in exploiting cooperative diversity in wireless networks. In this paper, two asynchronous cooperative diversity s...
IROS
2007
IEEE
14 years 2 days ago
2007
IEEE
— We present a refined, second-generation design, construction and integration, of a compact hyper-redundant snakelike robot, called “Woodstock.” This robot has substantial a...