158 search results - page 27 / 32 » Cooperative OFDM Channel Estimation with Frequency Offsets |
VTC
2010
IEEE
14 years 10 months ago
2010
IEEE
—We discuss a novel pilot design for multi-user channel estimation in the OFDM uplink with localized block-type pilot placement. Due to this placement, multiple users’ channels...
118
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GLOBECOM
2007
IEEE
14 years 11 months ago
2007
IEEE
Abstract— In this paper, we present a new Doppler spread estimation algorithm for broadband wireless orthogonal frequency division multiplexing (OFDM) systems with time-varying a...
81
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ICC
2007
IEEE
15 years 6 months ago
2007
IEEE
— This paper derives a phase-noise suppression scheme for orthogonal frequency division multiplexing (OFDM) systems. This scheme is a maximum likelihood approach that exploits th...
TSP
2008
14 years 11 months ago
2008
For orthogonal space-time block coded orthogonal frequency division multiplexing (OSTBC-OFDM) systems, many of the existing blind detection and channel estimation methods rely on t...
93
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WCNC
2008
IEEE
15 years 6 months ago
2008
IEEE
—Among all blind channel estimation problems, subspace-based algorithms are attractive due to its fastconverging nature. It primarily exploits the orthogonality structure of the ...