• Ponencia
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      A 2.5-V ΣΔ modulator in 0.25-um CMOS for ADSL 

      Río Fernández, Rocío del; Medeiro Hidalgo, Fernando; Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2002)
      This paper presents a dual-quantization SC Sigma-Delta Modulator intended for A/D Conversion in ADSL applications.
    • Artículo
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      Highly Linear 2,5-V CMOS ΣΔ Modulator for ADSL+ 

      Río Fernández, Rocío del; Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Delgado Restituto, Manuel; Medeiro Hidalgo, Fernando; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2004)
      We present a 90-dB spurious-free dynamic range sigma–delta modulator (ΣΔM) for asymmetric digital subscriber line applications ...