38 search results - page 7 / 8 » Subspace-based OFDM Carrier Frequency Offset Estimation in t... |
ICC
2008
IEEE
14 years 2 months ago
2008
IEEE
—In this paper we present an analytical approach to evaluate the M-QAM bit error rate (BER) as well as channel capacity of Alamouti space time coded OFDM systems in case of direc...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— Frequency synchronization is one of the most important components in orthogonal frequency-division multiplexing (OFDM) systems. Recently, the discrete cosine transform ...
TWC
2010
13 years 2 months ago
2010
Abstract--Frame detection and timing acquisition are challenging tasks in orthogonal frequency-division multiplexing systems plagued by narrowband interference (NBI). Most existing...
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— Carrier frequency offset (CFO) estimation is a key challenge in multicarrier systems such as OFDM. Often, this task is carried out using a preamble made of a number, say J, of ...
DSD
2010
IEEE
13 years 5 months ago
2010
IEEE
Orthogonal Frequency Division Multiplexing (OFDM) can provide a flexible usage of the spectrum by controlling individual subcarriers. Sets of subcarriers can be zero-modulated to a...