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ICC
2009
IEEE
14 years 3 months ago
2009
IEEE
—We consider multi-user MIMO broadcast channels with limited feedback. A recently proposed linear precoding technique, regularized block diagonalization (RBD), is used to mitigat...
INFOCOM
2006
IEEE
14 years 2 months ago
2006
IEEE
Abstract— Energy efficiency is a fundamental issue for outdoor sensor network systems. This paper presents the design and implementation of multi-dimensional power management st...
ICRA
1999
IEEE
14 years 29 days ago
1999
IEEE
Important robotic tasks could be most effectively done by powerful and accurate manipulators. However, high accuracy is generally unattainable in manipulators capable of producing...
CORR
2007
Springer
13 years 8 months ago
2007
Springer
In this paper, we propose a new coding scheme for the general relay channel. This coding scheme is in the form of a block Markov code. The transmitter uses a superposition Markov ...
GLOBECOM
2010
IEEE
13 years 6 months ago
2010
IEEE
Network coding is an effective method to improving relay efficiency by reducing the number of transmissions. However, its performance is limited by several factors such as packet l...