Vehicular Communications Over TV White Spaces in the Presence of Secondary Users

by Adriana Arteaga, Sandra Cespedes, Cesar Azurdia-Meza
Published 2019-01-01

Optimal Improper Gaussian Signaling for Physical Layer Security in Cognitive Radio Networks

by Guilherme Oliveira, Evelio Fernández, Samuel Mafra, Samuel Montejo-Sánchez, César Azurdia-Meza
Published 2018-01-01

Performance Analysis of the IEEE 802.15.4 Protocol for Smart Environments under Jamming Attacks

by Nicolás López-Vilos, Claudio Valencia-Cordero, Cesar Azurdia-Meza, Samuel Montejo-Sánchez, Samuel Baraldi Mafra
Published 2021-06-01

3D Multiple Sound Source Localization by Proposed Cuboids Nested Microphone Array in Combination with Adaptive Wavelet-based Subband GEVD

by Ali Dehghan Firoozabadi, Pablo Irarrazaval, Pablo Adasme, David Zabala-Blanco, Pablo Palacios-Játiva, Cesar Azurdia-Meza
Published 2020-05-01

A Novel Frequency Domain Visible Light Communication (VLC) Three-Dimensional Trilateration System for Localization in Underground Mining

by Ali Dehghan Firoozabadi, Cesar Azurdia-Meza, Ismael Soto, Fabian Seguel, Nicolas Krommenacker, Daniel Iturralde, Patrick Charpentier, David Zabala-Blanco
Published 2019-04-01

Multiresolution Speech Enhancement Based on Proposed Circular Nested Microphone Array in Combination with Sub-Band Affine Projection Algorithm

by Ali Dehghan Firoozabadi, Pablo Irarrazaval, Pablo Adasme, David Zabala-Blanco, Hugo Durney, Miguel Sanhueza, Pablo Palacios-Játiva, Cesar Azurdia-Meza
Published 2020-06-01