Search Results - "Azim, Ali W."

Theoretical and Experimental Analysis of Asymmetrically Clipped-FSK VLC System by Khan, Muhammad Jehangir, Azim, Ali W., Le Guennec, Yannis, Maury, Ghislaine, Ros, Laurent

“…In this article, energy efficient asymmetrically clipped frequency-shift keying (AC-FSK) based visible light communication (VLC) system is theoretically and…”
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Spectrally Augmented Hartley Transform Precoded Asymmetrically Clipped Optical OFDM for VLC by Azim, Ali W., Le Guennec, Yannis, Maury, Ghislaine

“…In this letter, layered discrete Hartley transform (DHT)-spread asymmetrically clipped optical-orthogonal frequency division multiplexing (LDHTS-ACO-OFDM) is…”
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Steady-state performance of multimodulus blind equalizers by Azim, Ali W., Abrar, Shafayat, Zerguine, Azzedine, Nandi, Asoke K.

“…Multimodulus algorithms (MMA) based adaptive blind equalizers mitigate inter-symbol interference in a digital communication system by minimizing dispersion in…”
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Decision-directed iterative methods for PAPR reduction in optical wireless OFDM systems by Azim, Ali W., Le Guennec, Yannis, Maury, Ghislaine

“…In this paper, we propose two iterative decision-directed methods for peak-to-average power ratio (PAPR) reduction in optical-orthogonal frequency division…”
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Enhanced DC-biased optical OFDM for intensity-modulated optical OFDM access systems by Azim, Ali W., Le Guennec, Yannis, Maury, Ghislaine

“…In this paper, an enhanced DC-biased optical orthogonal frequency division multiplexing (EDCO-OFDM), compatible with intensity-modulation optical access…”
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Performance analysis of precoded layered ACO-OFDM for visible light communication systems by Azim, Ali W., Le Guennec, Yannis, Maury, Ghislaine

“…Optical-orthogonal frequency division multiplexing (O-OFDM) is regarded as an effective scheme for intensity modulation and direct detection (IM-DD) based…”
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Hermitian symmetry free optical-single-carrier frequency division multiple access for visible light communication by Azim, Ali W., Le Guennec, Yannis, Maury, Ghislaine

“…Optical-orthogonal frequency division multiplexing (O-OFDM) is an effective scheme for visible light communications (VLC), offering a candid extension to…”
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Performance analysis of a family of adaptive blind equalization algorithms for square-QAM by Azim, Ali W., Abrar, Shafayat, Zerguine, Azzedine, Nandi, Asoke K.

“…Multimodulus algorithms (MMA) based adaptive blind equalizers mitigate inter-symbol interference and recover carrier-phase in communication systems by…”
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OFDM for optical wireless systems under severe clipping conditions by Azim, Ali W., Le Guennec, Yannis, Maury, Ghislaine

“…In this paper, we analytically model the impact of clipping and quantization for optical wireless communication systems which employ direct-current biased…”
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