TWC
2010
12 years 11 months ago
2010
In this paper, we propose a TDMA based simple transmission scheme, which overcomes the effect of the delays caused by the poor synchronization of the relaying nodes over Ricean ch...
TIT
2010
12 years 11 months ago
2010
In this paper, collocated and distributed space-time block codes (DSTBCs) which admit multigroup maximum-likelihood (ML) decoding are studied. First, the collocated case is conside...
TCOM
2010
12 years 11 months ago
2010
Space-time block codes with orthogonal structures typically provide full-diversity reception and simple receiver processing. However, rate-1 orthogonal codes for complex constellat...
TWC
2008
13 years 4 months ago
2008
The blind recognition of communication parameters is a key research issue for commercial and military communication systems. The results of numerous investigations about symbol tim...
ENGL
2007
13 years 4 months ago
2007
— Multiple-Input Multiple-Output (MIMO) systems are composed of source and destination nodes with multiple antennas. But, when nodes cannot support multiple antennas due to size ...
CORR
2007
Springer
13 years 4 months ago
2007
Springer
It is well known that Space-Time Block Codes (STBCs) obtained from Orthogonal Designs (ODs) are singlesymbol-decodable (SSD) and from Quasi-Orthogonal Designs (QODs) are double-sy...
VTC
2006
IEEE
13 years 10 months ago
2006
IEEE
— The combination of space-time block codes (STBC) and spatial multiplexing (SM) schemes has the advantages of diversity gain and high data rate. For such STBC/SM hybrid systems,...
GLOBECOM
2006
IEEE
13 years 10 months ago
2006
IEEE
Abstract— ABBA codes are an important class of quasiorthogonal space-time block codes proposed by Tirkkonen et al.. Recently, they have become more attractive for practical appli...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract—A new 4 × 1 scheme of transmitting two real orthogonal space-time block codes (O-STBC) on the I- and Q-channels with pulse-shaped offset QAM is proposed. This scheme ac...
PIMRC
2008
IEEE
13 years 11 months ago
2008
IEEE
— In receivers, IQ imbalances have significant effects on the performance of data transmission. Comparison of the performance of different types of Orthogonal Space-Time Block Co...