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GLOBECOM
2008
IEEE
14 years 2 months ago
On the Statistics and MAC Implications of Channel Estimation Errors in MIMO Ad Hoc Networks
—In this paper, we propose an analytical technique to evaluate the statistics of the channel estimation error in a simple multi-user ad hoc networking scenario. This problem is v...
Davide Chiarotto, Paolo Casari, Michele Zorzi
CORR
2006
Springer
145views Education» more  CORR 2006»
13 years 8 months ago
MIMO Broadcast Channels with Block Diagonalization and Finite Rate Feedback
Block diagonalization is a linear precoding technique for the multiple antenna broadcast (downlink) channel that involves transmission of multiple data streams to each receiver su...
Niranjay Ravindran, Nihar Jindal
COMCOM
2008
100views more  COMCOM 2008»
13 years 8 months ago
The impact of code allocation on the multiple access interference in WCDMA systems
Code allocation has a significant impact on the performance of Code Division Multiple Access (CDMA) systems. For the uplink direction, in 3G Wideband CDMA (WCDMA) cellular systems...
Thamer Al-Meshhadany, Wessam Ajib
PIMRC
2008
IEEE
14 years 2 months ago
On the secrecy capacity of frequency-selective fading channels : A practical vandermonde precoding
We study the secrecy capacity of the frequency-selective wiretap channel. Assuming that a guard interval of L symbols is inserted to avoid the inter-block interference and these s...
Mari Kobayashi, Mérouane Debbah
CORR
2008
Springer
126views Education» more  CORR 2008»
13 years 8 months ago
MIMO Two-way Relay Channel: Diversity-Multiplexing Tradeoff Analysis
A multi-hop two-way relay channel is considered in which all the terminals are equipped with multiple antennas. Assuming independent quasi-static Rayleigh fading channels and chann...
Deniz Gündüz, Andrea J. Goldsmith, H. Vi...