• Design and FPGA prototyping of a H.264/AVC main profile decoder for HDTV 

      Agostini, Luciano Volcan; Azevedo Filho, Arnaldo Pereira de; Staehler, Wagston Tassoni; Rosa, Vagner Santos da; Zatt, Bruno; Pinto, Ana Cristina Medina; Porto, Roger Endrigo Carvalho; Bampi, Sergio; Susin, Altamiro Amadeu (2007) [Artículo de periódico]
      This paper presents the architecture, design, validation, and hardware prototyping of the main architectural blocks of main profile H.264/AVC decoder, namely the blocks: inverse transforms and quantization, intra prediction, ...
    • A design methodology using the inversion coefficient for low-voltage low-power CMOS voltage references 

      Colombo, Dalton Martini; Fayomi, Christian Jésus B.; Nabki, Frederic; Ferreira, Luiz Fernando; Wirth, Gilson Inacio; Bampi, Sergio (2011) [Artículo de periódico]
    • Dynamic and static calibration of ultra-low-voltage, digital-based operational transconductance amplifiers 

      Toledo, Pedro Filipe Leite Correia de; Crovetti, Paolo Stefano; Klimach, Hamilton Duarte; Bampi, Sergio (2020) [Artículo de periódico]
      The calibration of the effects of process variations and device mismatch in Ultra Low Voltage (ULV) Digital-Based Operational Transconductance Amplifiers (DB-OTAs) is addressed in this paper. For this purpose, two dynamic ...
    • Low temperature sensitivity CMOS transconductor based on GZTC MOSFET condition 

      Toledo, Pedro Filipe Leite Correia de; Klimach, Hamilton Duarte; Cordova, David Javier; Bampi, Sergio; Fabris, Eric Ericson (2016) [Artículo de periódico]
      Complementary Metal Oxide Semiconductor (CMOS) Transconductors, or Gm cells, are key building blocks to implement a large variety of analog circuits such as adjustable filters, multipliers, controlled oscillators and ...
    • Low-voltage, low-area, nW-power CMOS digital-based biosignal amplifier 

      Crovetti, Paolo Stefano; Klimach, Hamilton Duarte; Musolino, Francesco; Bampi, Sergio (2022) [Artículo de periódico]
      This paper presents the operation principle and the silicon characterization of a power efficient ultra-low voltage and ultra-low area fully-differential, digital-based Operational Transconductance Amplifier (OTA), suitable ...
    • MOSFET ZTC condition analysis for a self-biased current reference design 

      Toledo, Pedro Filipe Leite Correia de; Klimach, Hamilton Duarte; Cordova Vivas, David Javier; Bampi, Sergio; Fabris, Eric Ericson (2015) [Artículo de periódico]
      In this paper a self-biased current reference based on Metal-Oxide-Semiconductor Field Effect Transistor (MOSFET) Zero Temperature Coefficient (ZTC) condition is proposed. It can be imple mented in any Complementary ...