e Open ics & Systemics Journal, 2014, Volume 8 659 Р[9] K. Wang, P. Li, J. Liu, and D. Ning, “Application of μc/os-II in the [10] R. Chappel, and K. Paliwal, “An educational platform to demon-Р Design of Mine dc Electrical Prospecting Instrument,” Procedia strate speech processing techniques on Android based smart phones Р Earth and ary Science, vol. 3, pp. 485-492, 2011. and tablets,” munication, vol. 57, pp. 13-38, 2014. Р РReceived: September 22, 2014 Revised: November 30, 2014 Accepted: December 02, 2014 Р© Zhang and Li; Licensee Bentham Open. Р РThis is an open access article licensed under the terms of the mons Attribution mercial License (/-Рlicenses/by-nc/3.0/) which permits unrestricted, mercial use, distribution and reproduction in any medium, provided the work is properly cited.