331 search results - page 51 / 67 » Optimal Cooperative Relaying Schemes in IR-UWB Networks |
TIT
2010
13 years 1 months ago
2010
In this paper, collocated and distributed space-time block codes (DSTBCs) which admit multigroup maximum-likelihood (ML) decoding are studied. First, the collocated case is conside...
IWCMC
2009
ACM
14 years 1 months ago
2009
ACM
This paper addresses the problem of optimal cooperative spectrum sensing in a cognitive-enabled sensor network where cognitive sensors can cooperate in the sensing of the spectrum...
INFOCOM
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— Data gathering is one of the most important services provided by wireless sensor networks (WSNs). Since the predominant traffic pattern in data gathering services is m...
CORR
2010
Springer
13 years 3 months ago
2010
Springer
Perfect Space-Time Codes are optimal codes in their original construction for Multiple Input Multiple Output (MIMO) systems. Based on cyclic division algebras, they are full-rate,...
ICC
2009
IEEE
14 years 1 months ago
2009
IEEE
—Distributed MIMO multi-hop relaying is one of the most promising technologies that permits cost-effective improvement of coverage, data rate and end-to-end (e2e) user experience...