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Your search keyword '"S. T. Abraha"' showing total 2 results
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2 results on '"S. T. Abraha"'

1. Experimental Study of Distributed Massive MIMO (DM-MIMO) in In-building Fiber-Wireless Networks

Author

Xiaojun Liang, Dave F. Castellana, Andrey Kobyakov, Anthony Ng'oma, and S. T. Abraha

Subjects
Signal processing, Optical fiber, GeneralLiterature_INTRODUCTORYANDSURVEY, Computer science, Fiber wireless, ComputerSystemsOrganization_COMPUTER-COMMUNICATIONNETWORKS, 010401 analytical chemistry, MIMO, 020206 networking & telecommunications, Data_CODINGANDINFORMATIONTHEORY, 02 engineering and technology, 01 natural sciences, 0104 chemical sciences, law.invention, Hardware_GENERAL, law, 0202 electrical engineering, electronic engineering, information engineering, Electronic engineering, Antenna (radio), Computer Science::Information Theory
Abstract

We experimentally demonstrate up to 10× greater system capacity using Distributed M-MIMO compared to Collocated M-MIMO in an indoor environment. We further show that user-distribution-driven antenna placement enables significant infrastructure savings up to 25%.

Published
2018

2. High Spectral-Efficient 512-QAM-OFDM 60 GHz CRoF System using a Coherent Photonic Mixer (CPX) and an RF Envelope Detector

Author

Andreas G. Steffan, Anthony Ng'oma, Andreas Stohr, Boris Shih, and S. T. Abraha

Subjects
Physics, business.industry, Orthogonal frequency-division multiplexing, 02 engineering and technology, Spectral efficiency, QAM, 020210 optoelectronics & photonics, Optics, Transmission (telecommunications), Modulation, Phase noise, 0202 electrical engineering, electronic engineering, information engineering, Photonics, business, Envelope detector, Elektrotechnik
Abstract

We demonstrate below FEC-limit (BER

Published
2016

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