Browsing by Author "Yousefzadeh, Vahid"

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    • Proximate time-optimal digital control for synchronous buck DC-DC converters 

      Yousefzadeh, Vahid; Babazadeh, Amir; Ramachandran, Bhaskar; Alarcón Cot, Eduardo José; Pao, Lucy; Maksimovic, Eduard Alarcón And Dragan (Institute of Electrical and Electronics Engineers (IEEE), 2007-07)
      Article
      Restricted access - publisher's policy
      This paper introduces an approach to near time-optimal control for synchronous buck dc-dc converters. The proposed proximate time-optimal digital (PTOD) controller is a combination of a constant-frequency pulsewidth ...

    • Three-level buck converter for envelope tracking applications 

      Yousefzadeh, Vahid; Alarcón Cot, Eduardo José; Maksimovic, Eduard Alarcón And Dragan (2006-03)
      Article
      Restricted access - publisher's policy
      This letter proposes a three-level buck converter for tracking applications such as envelope-tracking in radio frequency power amplifiers (RFPAs). It is shown that the three-level buck converter can offer advantages in ...