20 search results - page 1 / 4 » OFDM with Cyclic-Pilot Time Diversity |
VTC
2007
IEEE
13 years 11 months ago
2007
IEEE
Abstract— We present a novel transceiver design for orthogonal frequency-division multiplexing (OFDM) wireless systems employing pilot symbol aided channel estimation (PSACE). Th...
MOBILWARE
2010
ACM
13 years 3 months ago
2010
ACM
An OFDM system is very sensitive to orthogonality relation. For a mobile wireless system, it is impossible to avoid Doppler-induced inter carrier interference (ICI). Moreover, whil...
JCM
2008
13 years 5 months ago
2008
This paper analyzes the influence of time-varying cyclic delay diversity (TV-CDD) on the channel fading correlation properties in orthogonal frequency division multiplexing (OFDM) ...
JCM
2008
13 years 5 months ago
2008
We compare four open-loop transmit diversity schemes in a coded Orthogonal Frequency Division Multiplexing (OFDM) system with four transmit antennas, namely cyclic shift diversity ...
TWC
2008
13 years 5 months ago
2008
This paper discusses the design and analysis of post coded OFDM (PC-OFDM) systems. Coded or precoded OFDM systems are generally employed to overcome the symbol recovery problem in...