Exploració per autor "Vellvehi, Miquel"

Ara es mostren els items 14-15 de 15

    • Temperature sensors and measurements to test analogue circuits: questions and answers 

      Altet Sanahujes, Josep; Rubio Sola, Jose Antonio; Reverter Cubarsí, Ferran; Perpiñà Gilabet, Xavier; Aragonès Cervera, Xavier; Jordà, Xavier; Vellvehi, Miquel; Mateo Peña, Diego (Institute of Electrical and Electronics Engineers (IEEE), 2016)
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      Accés restringit per política de l'editorial
      We have been working in the field of temperature sensors and temperature measurements to test analogue circuits during the past 10 years. As we have presented different works in many conferences, we have collected many ...

    • Thermal phase lag heterodyne infrared imaging for current tracking in radio frequency integrated circuits 

      Perpiñà Gilabet, Xavier; León, Javier; Altet Sanahujes, Josep; Vellvehi, Miquel; Reverter Cubarsí, Ferran; Barajas Ojeda, Enrique; Jordà, Xavier (2017-02-27)
      Article
      Accés obert
      With thermal phase lag measurements, current paths are tracked in a Class A radio frequency (RF) power amplifier at 2 GHz. The amplifier is heterodynally driven at 440 MHz and 2 GHz, and its resulting thermal field was ...