1. Research Unit of Automation and Applied Computing, Electrical Engineering, Department of IUT‐FV University of Dschang Bandjoun Cameroon
2. Research Unit of Condensed Matter, Electronics and Signal Processing, Department of Physics, Faculty of Sciences University of Dschang Dschang Cameroon
3. Signal, Image and Systems Laboratory, HTTTC (Higher Technical Teachers Training College) of Ebolowa University of Yaoundé I Yaoundé Cameroon