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Listar por palabra clave "Millimeter wave"

Mostrando ítems 1-8 de 8

Demonstration of M-QAM OFDM bidirectional 60/25 GHz transmission over 10 km Fiber, 100 m FSO and 2 m radio seamless heterogeneous fronthaul link

Vallejo, Luis; Ortega Tamarit, Beatriz; Mora Almerich, José; Nguyen, D.-N.; Guerra, C.; Bohata, J.; Spacil, J.; Zvanovec, S. (Elsevier, 2023-05)

[EN] In this paper, we demonstrate the experimental transmission of 16-and 64-quadrature amplitude modulation (QAM) Long Term Evolution -Orthogonal Frequency Division Multiplexing (LTE-OFDM) signals by using mil-limetre ...
Diseño de redes de acceso ópticas para comunicaciones 5G basadas en la generación fotónica de las señales de onda milimétrica

Gonzálvez Raga, Borja (Universitat Politècnica de València, 2021-10-11)

[ES] El proyecto consiste en comprender la arquitectura y tecnologías empleadas en las redes ópticas de acceso radio centralizadas (C-RAN) para comunicaciones 5G. Se utilizará la técnica fotónica basada en modulación ...
Diseño y optimización de una estructura de array para la caracterización del canal radio en la banda de 26 GHz

Fernández Martínez, Ramón (Universitat Politècnica de València, 2024-09-26)

[ES] En el TFG se diseñará una estructura de array para su incorporación en la parte receptora de una sonda de canal radio basada en el dominio de la frecuencia en la banda de 26 GHz. Se evaluarán los parámetros que ...
Harmonic and Intermodulation Distortion Analysis in Directly Modulated Lasers Over Local and Remote Photonically Generated Millimeter-Wave Signals

Vallejo-Castro, Luis; Mora Almerich, José; Ortega Tamarit, Beatriz (Institute of Electrical and Electronics Engineers, 2022-08-01)

[EN] This paper presents a comprehensive analytical derivation and experimental evaluation of the impact of harmonic and intermodulation distortion on data transmission over local and remote photonically generated millimeter ...
MMW signal gain in DML-based microwave photonic links under large signal regime

Botella-Campos, Marta; Mora Almerich, José; Ortega Tamarit, Beatriz (Institute of Electrical and Electronics Engineers, 2023-09-15)

[EN] This paper presents a theoretical and experimental analysis of the millimeter wave (mmW) signal gain observed in photonically generated signals by using carrier suppressed (CS) external modulation in a centralized ...
On the 40 GHz Remote Versus Local Photonic Generation for DML-Based C-RAN Optical Fronthaul

Vallejo-Castro, Luis; Mora Almerich, José; Nguyen, Dong-Nhat; Bohata, Jan; Almenar Terre, Vicenç; Zvanovec, Stanislav; Ortega Tamarit, Beatriz (Institute of Electrical and Electronics Engineers, 2021-11-01)

[EN] Local and remote photonic millimeter wave (mmW) signal generation schemes are theoretically and experimentally evaluated in order to compare both approaches for practical deployment in a cloud radio access network ...
Optical CS-DSB Schemes for 5G mmW Fronthaul Seamless Transmission

Bohata, Jan; Vallejo-Castro, Luis; Ortega Tamarit, Beatriz; Zvanovec, Stanislav (Institute of Electrical and Electronics Engineers, 2022-04)

[EN] This paper describes the experimental demonstration of the hybrid optical/millimeter wave signal generation and transmission over combined optical fiber and free space optics fronthaul network with a seamless antenna ...
Phase Method for Visualization of Hidden Dielectric Objects in the MillimeterWaveband

Minin, Igor V.; Minin, Oleg V.; Castiñeira Ibáñez, Sergio; Rubio Michavila, Constanza; Candelas Valiente, Pilar (MDPI AG, 2019)

[EN] A method of detecting dielectric objects hidden behind an opaque barrier located on a reflective background, based on the distortion of interference fringes, is proposed in this article. Experiments conducted in the ...