Sciweavers

GLOBECOM
2007
IEEE
13 years 11 months ago
Joint Iterative Time-Variant Channel Estimation and Multi-User Detection for MIMO-OFDM Systems
—This paper presents an iterative receiver for Multiple-Input Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems. The receiver performs channel esti...
Pierluigi Salvo Rossi, Ralf R. Muller
GLOBECOM
2007
IEEE
13 years 11 months ago
Agile Radio Implementation of OFDM Physical Layer for Dynamic Spectrum Access Research
In this paper we present the design process of an orthogonal frequency division multiplexing (OFDM) implementation for the Kansas University Agile Radio (KUAR). The KUAR is a porta...
Jordan D. Guffey, Alexander M. Wyglinski, Gary J. ...
WIMOB
2008
IEEE
13 years 11 months ago
Hybrid ARQ Scheme with Intercarrier Interference Mitigation for OFDM Systems
—Based on the principle of spread spectrum systems, this paper presents a hybrid automatic-repeat-request (HARQ) scheme with the mitigation of intercarrier interference (ICI) by ...
Rong-Terng Juang, Kun-Yi Lin, Pangan Ting, Hsin-Pi...
WCNC
2008
IEEE
13 years 11 months ago
Joint Power and Bandwidth Allocation in Multihop Wireless Networks
Abstract—This paper considers power and bandwidth allocation to maximize the end-to-end rate in a multihop wireless network. Assuming an orthogonal frequency division multiplexin...
Deqiang Chen, J. Nicholas Laneman
WCNC
2008
IEEE
13 years 11 months ago
User Assignment for MIMO-OFDM Systems with Multiuser Linear Precoding
— Recent work has developed single-carrier linear precoding for the multiuser downlink for multiple-input multipleoutput (MIMO) systems. This paper addresses the problem of user ...
Hassen Karaa, Raviraj S. Adve
VTC
2008
IEEE
123views Communications» more  VTC 2008»
13 years 11 months ago
A Low-Complexity Iterative Power Allocation Scheme for Multiuser OFDM Systems
—Multiuser orthogonal frequency division multiplexing (MU-OFDM) is a promising technique for future wide-area mobile communications, which can provide scalable high data rate tra...
Chin-Liang Wang, Chiuan-Hsu Chen
VTC
2008
IEEE
150views Communications» more  VTC 2008»
13 years 11 months ago
Iterative Residual Frequency Offset Correction for OFDM Systems
The estimation and tracking of the fractional carrier frequency offset (CFO) is a crucial issue in the implementation of orthogonal frequency division multiplexing (OFDM) systems....
Mohamed Marey, Mamoun Guenach, Heidi Steendam
ICC
2008
IEEE
107views Communications» more  ICC 2008»
13 years 11 months ago
Minimum BER Transmit Beamforming for MIMO-OFDM Systems with Finite Rate Feedback
— In this paper, we consider minimum bit error rate (BER) beamforming (BF) for multiple–input multiple–output orthogonal frequency division multiplexing (MIMO–OFDM) systems...
Yang-wen Liang, Robert Schober, Wolfgang H. Gersta...
ICC
2008
IEEE
125views Communications» more  ICC 2008»
13 years 11 months ago
Cell Search for Cell-Based OFDM Systems Using Quasi Complete Complementary Codes
Abstract—Establishing a radio link in cell-based mobile communication systems involves searching and synchronizing the downlink known pattern of sequences associated with the bas...
Chao-Yu Chen, Ying-Ju Min, Kuei-Ying Lu, Chi-Chao ...
ICC
2008
IEEE
136views Communications» more  ICC 2008»
13 years 11 months ago
Frequency-Domain Interleaving for OFDM/TDM Using MMSE-FDE
—In this paper, frequency-domain interleaving on a frame-by-frame basis for orthogonal frequency division multiplexing combined with time division multiplexing (OFDM/TDM) using m...
Haris Gacanin, Fumiyuki Adachi