27 search results - page 5 / 6 » Alamouti Space-Time Coded OFDM Systems in Time- and Frequenc... |
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
In this paper, a novel closed-loop distributed extended orthogonal space time block code (D-EO-STBC) with one-bit feedback based on selection of phase rotation is proposed for two...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
— Current OFDM systems assume the channel is not time varying within one OFDM frame, and use channel estimates obtained from preamble or pilots for data symbols within the same f...
ISCAS
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract—In this paper, we investigate the effect of quantization noise and roundoff errors involved in finite-precision (FP) signal processing on the performance of multiple-in...
CORR
2006
Springer
13 years 4 months ago
2006
Springer
This paper deals with orthogonal Space-Time Block Coded MC-CDMA systems, in outdoor realistic downlink scenarios with up to two transmit and receive antennas. Assuming no channel s...
ICASSP
2009
IEEE
13 years 2 months ago
2009
IEEE
This paper considers maximum-likelihood (ML) detection of orthogonal space-time block coded OFDM (OSTBC-OFDM) systems without channel state information. Our previous work has show...