Search Results - "Puerta, Rafael"

Sub-Terahertz Performance for Beyond 5G in Indoor Environments by Puerta, Rafael, Queseth, Olav

“…THz and sub-THz (100-300GHz) communications are prospective technologies discussed for beyond 5G and 6G networks. At these frequencies, some of the main…”
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Nonorthogonal Multiple Access and Carrierless Amplitude Phase Modulation for Flexible Multiuser Provisioning in 5G Mobile Networks by Altabas, Jose Antonio, Rommel, Simon, Puerta, Rafael, Izquierdo, David, Garces, Juan Ignacio, Lazaro, Jose Antonio, Vegas Olmos, Juan Jose, Monroy, Idelfonso Tafur

“…In this paper, a combined nonorthogonal multiple access (NOMA) and multiband carrierless amplitude phase modulation (multiCAP) scheme is proposed for capacity…”
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Latency analysis on W-band hybrid fiber-wireless link using software defined radio in real time by Rico-Martínez, Mónica Andrea, Morales-Vicente, Álvaro, Puerta-Ramírez, Rafael, Mehmeri-Dantas, Víctor, Tafur-Monroy, Idelfonso, Varón-Duran, Gloria Margarita

“…This paper reports an experimental comparison and analysis of latency for different modulation techniques at different data rates in W-band Radio-over-Fiber…”
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EF1-NSGA-III: An evolutionary algorithm based on the first front to obtain non-negative and non-repeated extreme points by Ariza Vesga, Luis Felipe, Eslava Garzón, Johan Sebastián, Puerta Ramirez, Rafael

“…Multi-Objective and Many-objective Optimization problems have been extensively solved through evolutionary algorithms over a few decades. Despite the fact that…”
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Single-Carrier Dual-Polarization 328-Gb/s Wireless Transmission in a D-Band Millimeter Wave 2 × 2 MU-MIMO Radio-Over-Fiber System by Puerta, Rafael, Yu, Jianjun, Li, Xinying, Xu, Yuming, Vegas Olmos, Juan Jose, Tafur Monroy, Idelfonso

“…Next generation wireless communication systems face many challenges to increase the capacity and spectral efficiency of current solutions. The worldwide mobile…”
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1 Gb/s chaotic encoded W-band wireless transmission for physical layer data confidentiality in radio-over-fiber systems by Morales, Álvaro, Puerta, Rafael, Rommel, Simon, Monroy, Idelfonso Tafur

“…Physical layer encryption methods are emerging as effective, low-latency approaches to ensure data confidentiality in wireless networks. The use of chaotic…”
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Advancing LWIR FSO communication through high-speed multilevel signals and directly modulated quantum cascade lasers by Joharifar, Mahdieh, Durupt, Laureline, Dely, Hamza, Ostrovskis, Armands, Schatz, Richard, Puerta, Rafael, Maisons, Gregory, Salgals, Toms, Gacemi, Djamal, Zhang, Lu, Spolitis, Sandis, Sun, Yan-Ting, Bobrovs, Vjačeslavs, Yu, Xianbin, Vasanelli, Angela, Ozolins, Oskars, Sirtori, Carlo, Pang, Xiaodan

“…This study investigates the potential of long-wave infrared (LWIR) free-space optical (FSO) transmission using multilevel signals to achieve high spectral…”
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Effective 100 Gb/s IM/DD 850-nm Multi- and Single-Mode VCSEL Transmission Through OM4 MMF by Puerta, Rafael, Agustin, Mikel, Chorchos, Lukasz, Tonski, Jerzy, Kropp, Jorg R., Ledentsov, Nikolay, Shchukin, Vitaly A., Ledentsov, Nikolay N., Henker, Ronny, Monroy, Idelfonso Tafur, Olmos, Juan Jose Vegas, Turkiewicz, Jaroslaw P.

“…To cope with the ever increasing data traffic demands in modern data centers, new approaches and technologies must be explored. Short range optical data links…”
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Analog Mobile Fronthaul for 6G and Beyond by Puerta, Rafael, Jiang, Tianyu, Joharifar, Mahdieh, Ostrovskis, Armands, Salgals, Toms, Rubuls, Kristaps, Schatz, Richard, Djupsjobacka, Anders, Pittala, Fabio, Gruen, Markus, Louchet, Hadrien, Zhang, Lu, Spolitis, Sandis, Bobrovs, Vjaceslavs, Yu, Xianbin, Ozolins, Oskars, Pang, Xiaodan

“…This article highlights the potential of photonic-assisted analog fronthaul solutions, particularly analog radio-over-fiber (ARoF) and analog…”
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High Spectral Efficiency Long-wave Infrared Free-Space Optical Transmission with Multilevel Signals by Han, Mengyao, Joharifar, Mahdieh, Wang, Muguang, Schatz, Richard, Puerta, Rafael, Sun, Yan-Ting, Fan, Yuchuan, Maisons, Gregory, Abautret, Johan, roland, Roland, Zhang, Lu, Spolitis, Sandis, Bobrovs, Vjaceslavs, Lourdudoss, Sebastian, Yu, Xianbin, Popov, Sergei, Ozolins, Oskars, Pang, Xiaodan

“…This study explores the potential of long-wave infrared free-space optical (FSO) transmission that leverages multilevel signals to attain high spectral…”
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Ultra‐wideband technology: Prospective solution for 5G ultra‐small cell networks by Puerta, Rafael, Rommel, Simon, Jaramillo‐Ramirez, Daniel, Tafur Monroy, Idelfonso

“…Summary Exhaustive research is being done to establish the technologies and standards of the fifth generation (5G) of wireless communication systems. Some of…”
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EF1-NSGA-III: An Evolutionary Algorithm Based on the First Front to Obtain Non-Negative and Non-Repeated Extreme Points by Ariza Vesga, Luis Felipe, Eslava Garzón, Johan Sebastián, Puerta, Rafael

“…ABSTRACT Multi-Objective and Many-objective Optimization problems have been extensively solved through evolutionary algorithms over a few decades. Despite the…”
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Multiband carrierless amplitude and phase index modulation by Puerta, Rafael, Vesga, Luis Felipe Ariza, Jaramillo‐Ramirez, Daniel

“…Summary As 5G standards continue to evolve, the need for communication systems with higher data rates is clear. However, the available bandwidth in the…”
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Flexible MultiCAP Modulation and its Application to 850 nm VCSEL-MMF Links by Puerta, Rafael, Olmos, Juan Jose Vegas, Monroy, Idelfonso Tafur, Ledentsov, Nikolay N., Turkiewicz, Jaroslaw P.

“…In this paper, we introduce a flexible scheme for the multiband approach of carrierless amplitude phase (flexible MultiCAP) modulation. The proposed modulation…”
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Flexible resource provisioning of polarization independent coherent PONs based on non-orthogonal multiple access and multiCAP modulation by Izquierdo, David, Altabas, Jose A., Barrio, Miguel, Clemente, Jesus, Millan, Pablo, Sarmiento, Samael, Lazaro, Jose A., Rommel, Simon, Puerta, Rafael, Vegas-Olmos, Juan J., Tafur Monroy, Idelfonso, Garces, Ignacio

“…A combined non-orthogonal multiple access (NOMA) and multiband carrierless amplitude and phase modulation (multiCAP) scheme is proposed for flexible resource…”
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Procedure to measure real time latency using software defined radio in a W‐band fiber‐wireless link by Rico‐Martínez, Mónica, Morales, Alvaro, Mehmeri, Victor, Puerta, Rafael, Varón, Margarita, Monroy, Idelfonso Tafur

“…Reducing latency is a major challenge for current telecommunications systems. 5G networks are envisioned to achieve end‐to‐end latencies below 1 ms, thus…”
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Study of some parameters of humoral immunity in asthmatic elderly patients by Marisela Pérez Pacareu, Alina González Paredes, Rafael Zamora Puerta, Dayamí García Torres

“…Background: Aging process affects the whole body, including the respiratory and immune systems. Reductions of immunoglobulin secretion, together with…”
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Photonic UP-convertion of carrierless amplitude phase signals for wireless communications on the KA-band by Rodriguez, Sebastian, Puerta, Rafael, Kim, Hoon, Vegas Olmos, Juan J., Tafur Monroy, Idelfonso

“…ABSTRACT In this letter, the viability of wireless transmission of carrierless amplitude/phase (CAP) CAP modulation signals using photonic up‐conversion with…”
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Adherence to the Clinical Good Practical Guide of Bronchial Asthma in the Allergy Consultation by Marisela Pérez Pacaréu, Rafael Zamora Puerta, Magalys Olivares Elegia, Rosa Naranjo Revollido

“…Background: Bronchial asthma constitutes a high prevalence disease which gets the 10 % of our milieu. That’s why it is very important to assess its clinical…”
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Multiband carrierless amplitude/phase modulation for ultrawideband high data rate wireless communications by Puerta, Rafael, Rommel, Simon, Altabas, Jose A., Pyndt, Line, Idrissa, Raya, Sultanov, Albert Kh, Vegas Olmos, Juan J., Tafur Monroy, Idelfonso

“…ABSTRACT We report on the first experimental demonstration of carrierless amplitude/phase modulation in a flexible multiband approach for ultrawideband…”
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