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ICC
2009
IEEE
205views Communications» more  ICC 2009»
14 years 2 months ago
Dynamic Channel Feedback Control for Limited-Feedback Multi-User MIMO Systems
—Efficient channel feedback methods are becoming more important in limited-feedback multi-user multiple input multiple output (MU-MIMO) systems. We propose a new Dynamic channEl...
Illsoo Sohn, Chang Soon Park, Kwang Bok Lee
GLOBECOM
2007
IEEE
14 years 2 months ago
MIMO-OFDM Channel Estimation in Presence of Carrier Frequency Offsets
— Optimal pilot design and placement for channel estimation in Multiple-input Multiple-output (MIMO) Orthogonal Frequency-Division Multiplexing (OFDM) systems in the presence of ...
Zhongshan Zhang, Wei Zhang, Chintha Tellambura
WICOMM
2010
91views more  WICOMM 2010»
13 years 6 months ago
A sensing-based cognitive coexistence method for interfering infrastructure and ad hoc systems
The rapid proliferation of wireless systems makes interference management more and more important. This paper presents a novel cognitive coexistence framework, which enables an in...
Stefan Geirhofer, Lang Tong, Brian M. Sadler
VTC
2006
IEEE
123views Communications» more  VTC 2006»
14 years 1 months ago
Analysis and Optimization of SIMO Systems with Adaptive Coded Modulation in Spatially Correlated Rayleigh Fading
— In this paper we investigate the performance of an adaptive coded modulation (ACM) system in single-input multiple-output Rayleigh fading channels with spatial correlation. The...
Duc V. Duong, Bengt Holter, Geir E. Øien
CORR
2010
Springer
140views Education» more  CORR 2010»
13 years 7 months ago
Energy Optimization across Training and Data for Multiuser Minimum Sum-MSE Linear Precoding
This paper considers minimum sum mean-squared error (sum-MSE) linear transceiver designs in multiuser downlink systems with imperfect channel state information. Specifically, we de...
Adam J. Tenenbaum, Raviraj S. Adve