As a promising wireless access technique, sparse code multiple access (SCMA) directly
maps the input bits to the transmitted multidimensional codewords according to the SCMA …

Orthogonal frequency-division multiplexing is a promising modulation format for future
automotive radar sensors. Although it benefits from a simple homodyne transceiver design, it …

Direct-conversion architectures are recently receiving a lot of interest in OFDM-based
wireless transmission systems. However, due to component imperfections in the front-end …

In this paper we propose a generally applicable frequency domain equalization and radio
frequency (RF) impairment compensation technique for orthogonal frequency division …

L'objectif de cette thèse est de proposer des solutions pour améliorer les performances des
transmissions des terminaux mobiles à haut débits, faibles coûts et faible consommation. En …

In this paper we propose a generally applicable frequency-domain equalization and radio
frequency (RF) imperfection compensation technique for orthogonal frequency division …

Direct conversion architectures are currently receiving a lot of interest in OFDM based
wireless transmission systems. However such systems are very sensitive to front-end non …

Multi-input multi-output (MIMO) systems are often realized with low cost front-end
architectures, eg the so called direct conversion architectures. However, such systems are …

OFDM systems are susceptible to receiver impairments like frequency offset, IQ imbalance
and phase noise. In this paper, OFDM channel estimation in the presence of these …

В статье представлены результаты исследований по оценке характеристик систем
DVB-T/DVB-T2 при наличии квадратурных искажений для разных условий приема …