Research Article
We propose a method for blind multiuser detection (MUD) in synchronous systems over flat and fast Rayleigh fading channels. We adopt an autoregressive-moving-average (ARMA) process to model the temporal correl...
EURASIP Journal on Wireless Communications and Networking 2005 2005:960165
Published on: 28 April 2005
Research Article
This paper first proposes a computationally efficient, pilot-aided linear minimum mean square error (MMSE) batch channel estimation algorithm for OFDM systems in unknown wireless fading channels. The proposed ...
EURASIP Journal on Wireless Communications and Networking 2005 2005:172340
Published on: 28 April 2005
Research Article
The application of the expectation-maximization (EM) algorithm to channel estimation results in a well-known iterative channel-and-symbol estimator (ICSE). The EM-ICSE iterates between a symbol estimator based...
EURASIP Journal on Wireless Communications and Networking 2005 2005:349390
Published on: 28 April 2005
Research Article
The optimum and many suboptimum iterative soft-input soft-output (SISO) multiuser detectors require a priori information about the multiuser system, such as the users' transmitted signature waveforms, relative...
EURASIP Journal on Wireless Communications and Networking 2005 2005:721714
Published on: 28 April 2005
Research Article
Fading Channels
In this contribution, the performance of wideband code-division multiple-access (W-CDMA) systems using space-time-spreading- (STS-) based transmit diversity is investigated, when frequency-selective Nakagami-
EURASIP Journal on Wireless Communications and Networking 2005 2005:364197
Published on: 28 April 2005
Research Article
We consider the problem of transmitting a continuous source through an OFDM system. Multiple description scalar quantization (MDSQ) is applied to the source signal, resulting in two correlated source descripti...
EURASIP Journal on Wireless Communications and Networking 2005 2005:782804
Published on: 28 April 2005
Research Article
We consider blind channel identification and signal separation in long-code CDMA systems. First, by modeling the received signals as cyclostationary processes with modulation-induced cyclostationarity, long-co...
EURASIP Journal on Wireless Communications and Networking 2005 2005:621515
Published on: 28 April 2005
Research Article
We investigate the application of the Bayesian expectation-maximization (BEM) technique to the design of soft-in soft-out (SISO) detection algorithms for wireless communication systems operating over channels aff...
EURASIP Journal on Wireless Communications and Networking 2005 2005:201802
Published on: 28 April 2005
Research Article
We propose a novel system architecture that employs a matching pursuit-based basis selection algorithm for directions of arrival estimation. The proposed system does not require a priori knowledge of the numbe...
EURASIP Journal on Wireless Communications and Networking 2005 2005:618605
Published on: 28 April 2005
Research Article
We consider distributed information retrieval for sensor networks with cluster heads or mobile access points. The performance metric used in the design is energy efficiency defined as the ratio of the average ...
EURASIP Journal on Wireless Communications and Networking 2005 2005:125040
Published on: 28 April 2005
Research Article
This contribution considers turbo synchronization, that is to say, the use of soft data information to estimate parameters like carrier phase, frequency, or timing offsets of a modulated signal within an itera...
EURASIP Journal on Wireless Communications and Networking 2005 2005:576206
Published on: 28 April 2005
Research Article
We consider factor-graph-based soft self-iterative equalization in wireless multipath channels. Since factor graphs are able to characterize multipath channels to per-path level, the corresponding soft self-it...
EURASIP Journal on Wireless Communications and Networking 2005 2005:687651
Published on: 28 April 2005
Research Article
-Shifted BPSK Modulation Based on Scalar-MSDD and the EM Algorithm
In this paper, we consider the issue of blind detection of Alamouti-type differential space-time (ST) modulation in static Rayleigh fading channels. We focus our attention on a ...
EURASIP Journal on Wireless Communications and Networking 2005 2005:135356
Published on: 28 April 2005
Research Article
EURASIP Journal on Wireless Communications and Networking 2005 2005:686907
Published on: 28 April 2005
Research Article
For practical wireless DS-CDMA systems, channel estimation is imperfect due to noise and interference. In this paper, the impact of channel estimation errors on multiuser detection (MUD) is analyzed under the ...
EURASIP Journal on Wireless Communications and Networking 2005 2005:807350
Published on: 28 April 2005
