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Densely deployed indoor massive MIMO experiment: From small cells to spectrum sharing to cooperation
ArticleAbstract: Massive MIMO is a key 5G technology that achieves high spectral efficiency and capacity by significaPalabras claves:Infrastructure cooperation, Infrastructure sharing, massive MIMO, Spectral efficiency, Spectrum SharingAutores:Andrea Guevara, Pollin S.Fuentes:scopusCSI-based Positioning in Massive MIMO systems using Convolutional Neural Networks
Conference ObjectAbstract: This paper studies the performance of a user positioning system using Channel State Information (CSIPalabras claves:CSI, deep learning, massive MIMO, positioning, Transfer learningAutores:Andrea Guevara, De Bast S., Pollin S.Fuentes:scopusNonlinear Distortion in Distributed Massive MIMO Systems: An Indoor Channel Measurement Analysis
Conference ObjectAbstract: In this paper, we experimentally analyze the spatial distribution of nonlinear distortion in massivePalabras claves:distributed array, massive MIMO, nonlinear PAs, power leakageAutores:Andrea Guevara, Liu B., Pollin S., Van Der Perre L.Fuentes:scopusHardware and Spectrum Sharing for Distributed Massive MIMO
Conference ObjectAbstract: Massive MIMO promises unprecedented spectral efficiency as values exceeding 140 b/s/Hz have alreadyPalabras claves:Infrastructure sharing, massive MIMO, Spectral efficiency, Spectrum SharingAutores:Andrea Guevara, Chen C.M., Pollin S.Fuentes:scopusPartial Multi-Cell MMSE Vector Combining to Reduce Computational Cost for Massive MIMO Systems
Conference ObjectAbstract: A practical partial multi-cell MMSE (PM-MMSE) combining vector for multi-cell massive MIMO systems iPalabras claves:Combining vector, computational cost, massive MIMO, Spectral efficiencyAutores:Andrea Guevara, Chen C.M., Pollin S.Fuentes:scopusPartial interference suppression in massive mimo systems: Taxonomy and experimental analysis
ArticleAbstract: Densely deploying Massive MIMO access points results eventually in cell-free systems. To achieve scaPalabras claves:Cell-free, Interference cancellation, massive MIMO, Mmse combining vector, Network-centric, User-centricAutores:Andrea Guevara, Chen C.M., Chiumento A., Pollin S.Fuentes:scopusMassive MIMO goes Sub-GHz: Implementation and Experimental Exploration for LPWANs
Conference ObjectAbstract: Low-Power Wide-Area Networks operating in the unlicensed bands are being deployed to connect a rapidPalabras claves:Internet-of-things, LPWAN, massive MIMO, Sub-GHz, testbedAutores:Andrea Guevara, Callebaut G., Gunnarsson S., Johansson A.J., Pollin S., Tufvesson F., Van Der Perre L.Fuentes:scopusMassive MIMO: A Measurement-Based Analysis of MR Power Distribution
Conference ObjectAbstract: In this work, an indoor ultra-dense massive MIMO experiment is analysed to quantity the interferencePalabras claves:experiments, Leakage Power, massive MIMO, Maximum-Ratio Precoding, measurementsAutores:Andrea Guevara, De Bast S., Pollin S.Fuentes:scopusMatrix Pencil Method: Angle of Arrival and Channel Estimation for a Massive MIMO system
Conference ObjectAbstract: Channel estimation is essential in massive MIMO systems. Pilot Contamination (PC) however, causes aPalabras claves:Channel estimation, Experimental validation, massive MIMO, Matrix Pencil Method, pilot contaminationAutores:Andrea Guevara, Callebaut G., Gunnarsson S., Monteyne L., Pollin S., Van Der Perre L.Fuentes:scopusPilot Contamination in Massive MIMO: A Measurement-Based Analysis Using 2D-MUSIC
Conference ObjectAbstract: When a base station (BS) sees desired and interfering users at different angles, it results in non-oPalabras claves:angle of arrival, angular transform, channel support, massive MIMO, pilot contaminationAutores:Andrea Guevara, Chen C.M., Pollin S.Fuentes:scopus