[1] Vellore Inst Technol, Sch Elect Engn SENSE, Dept Micro & Nanoelect, Vellore, India
[2] Dr NGP Inst Technol, Dept Biomed Engn, Coimbatore, India
[3] Malla Reddy Univ, Sch Engn, Dept Comp Sci & Engn, Hyderabad, India
[4] Vel Tech Rangarajan Dr Sagunthala R&D Inst Sci & T, Dept Elect & Commun Engn, Chennai, India