13 search results - page 2 / 3 » On the effect of transmitter IQ imbalance at OFDMA receivers |
ICASSP
2008
IEEE
14 years 1 months ago
2008
IEEE
In this paper we propose a generally applicable frequency domain equalization and radio frequency (RF) impairment compensation technique for orthogonal frequency division multiple...
PIMRC
2008
IEEE
14 years 1 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...
ISCAS
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— OFDM systems are susceptible to receiver impairments such as IQ imbalance and phase noise. These impairments can severely degrade the achievable effective signalto-nois...
TWC
2010
13 years 2 months ago
2010
Direct-conversion multiple-input multiple-output orthogonal frequency division multiplexing (MIMO-OFDM) transceivers enjoy high data rates and reliability at practical implementati...
ICC
2008
IEEE
14 years 1 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...