Sciweavers

Share
GLOBECOM
2009
IEEE
8 years 10 months ago
Near-Shannon-Limit Linear-Time-Encodable Nonbinary Irregular LDPC Codes
—In this paper, we present a novel method to construct nonbinary irregular LDPC codes whose parity check matrix has only column weights of 2 and t, where t ≥ 3. The constructed...
Jie Huang, Shengli Zhou, Peter Willett
ICMCS
2000
IEEE
88views Multimedia» more  ICMCS 2000»
8 years 11 months ago
Progressive Image Transmission over OFDM Systems using Multiple Antennas
A Joint source-channel coding (JSCC) scheme for SPIHT coded image transmission over OFDM systems with spatial diversity is proposed where no feedback channel is available. By usin...
Jie Song, K. J. Ray Liu
VTC
2006
IEEE
123views Communications» more  VTC 2006»
9 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
VTC
2006
IEEE
118views Communications» more  VTC 2006»
9 years 1 months ago
Demodulation and Performance Analysis of Differential Unitary Space-Time Modulation in Time-Varying Rician Channels
Abstract— Studies on differential unitary space-time modulation are mostly focused on Rayleigh fading channels. In this paper we present new analytic results for the maximum-like...
Haichang Sui, James R. Zeidler
ICC
2007
IEEE
119views Communications» more  ICC 2007»
9 years 1 months ago
Performance Analysis of Iteratively Decoded Variable-Length Space-Time Coded Modulation
— It is demonstrated that iteratively Decoded Variable Length Space Time Coded Modulation (VL-STCM-ID) schemes are capable of simultaneously providing both coding gain as well as...
Soon Xin Ng, Wei Liu, Jin Wang, Meixia Tao, Lie-Li...
ICC
2007
IEEE
9 years 1 months ago
Training Optimization for Gauss-Markov Rayleigh Fading Channels
— 1 In this paper, pilot-assisted transmission over Gauss-Markov Rayleigh fading channels is considered. A simple scenario, where a single pilot signal is transmitted every T sym...
Sami Akin, Mustafa Cenk Gursoy
ICC
2007
IEEE
140views Communications» more  ICC 2007»
9 years 1 months ago
Performance Analysis of Full-rate STBCs from Coordinate Interleaved Orthogonal Designs
— In this paper, we derive the theoretical symbol error rate (SER) for a full-rate space-time block coded (STBCed) system with coordinate interleaved orthogonal designs (CIODs) o...
Ying Rao Wei, M. Z. Wang
ICC
2007
IEEE
9 years 1 months ago
Probability Density Functions of Reliability Metrics for 16-QAM-Based BICM Transmission in Rayleigh Channel
— In bit interleaved coded modulation (BICM), the probability density function (PDF) of the reliability metrics (Lvalues) fully defines the BICM transmission and may be used to ...
Leszek Szczecinski, Alex Alvarado, Rodolfo Feick
VTC
2008
IEEE
159views Communications» more  VTC 2008»
9 years 1 months ago
Binary Demodulation in Rayleigh Fading with Noisy Channel Estimates - Detector Structures and Performance
Abstract— In previous work, we studied the structure and performance of optimum maximum-likelihood receivers for binary antipodal and orthogonal signals in the presence of Gaussi...
Amir Ali Basri, Teng Joon Lim
VTC
2008
IEEE
218views Communications» more  VTC 2008»
9 years 1 months ago
Performance Analysis of a System using Coordinate Interleaving and Constellation Rotation in Rayleigh Fading Channels
Abstract— Diversity can play an important role in the performance improvement of a communication system in fading channels. The achievable performance with signal space diversity...
Nauman F. Kiyani, Jos H. Weber, Alenka G. Zajic, G...
books