Browsing by Author "b5654bf2-9dab-4c07-90cb-1e206141e0c4"

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    • A VLC Channel Model for Underground Mining Environments With Scattering and Shadowing 
      Palacios Jativa, Pablo; Azurdia Meza, César; Sánchez, Iván; Seguel, Fabián; Zabala Blanco, David; Firoozabadi, Ali Dehghan; Gutiérrez, Carlos A.; Soto, Ismael (IEEE-Inst Electrical Electronics Engineers, 2020)
      Underground mining is an industry that preserves the miners' safety and efficiency in their work using wireless communication systems as a tool. In addition to communication links characterized by radio frequency signals, ...
    • Multiresolution Speech Enhancement Based on Proposed Circular Nested Microphone Array in Combination with ... 
      Firoozabadi, Ali Dehghan; Irarrázaval, Pablo; Adasme, Pablo; Zabala Blanco, David; Durney, Hugo; Sanhueza, Miguel; Palacios Jativa, Pablo; Azurdia Meza, César (MDPI, 2020)
      Speech enhancement is one of the most important fields in audio and speech signal processing. The speech enhancement methods are divided into the single and multi-channel algorithms. The multi-channel methods increase the ...