• Discrete-time resonant observer based control for periodic signal rejection 

      Cortes Romero, J.A.; Ramos, German Andrés; Costa Castelló, Ramon (2015-05-01)
      Article
      Accés obert
      Rejection of periodic signals has been a subject of great interest in control theory and engineering applications. Periodic disturbances are usually present in mechatronic, hydraulic and electronics systems, between others. ...
    • External force estimation during compliant robot manipulation 

      Colomé Figueras, Adrià; Pardo Ayala, Diego Esteban; Alenyà Ribas, Guillem; Torras, Carme (2013)
      Text en actes de congrés
      Accés obert
      This paper presents a method to estimate external forces exerted on a manipulator, avoiding the use of a sensor. The method is based on task-oriented dynamics model learning and a robust disturbance state observer. The ...