1. National Institute of Astrophysics, Optics and Electronics (INAOE),Puebla,Mexico
2. Dukosi,RF developments applied to battery management systems,Edinburgh,Scotland, UK
3. National Institute of Astrophysics, Optics and Electronics (INAOE),Electronics,Puebla,Mexico
4. AMD,Austin,Texas,USA
5. Nidec SV PROBE,Tempe,Arizona,USA