References

Amutha, N.P. and V. Manikandan, 2012. Optimum medium access technique for next generation wireless systems. J. Theor. Appl. Inf. Technol., 36: 279-283.
Direct Link  |  

Bhattacharjee, P.K., S. Roy and R.K. Pal, 2014. Advance artificial intelligence based mutual authentication technique with four entities in 4-G mobile communications. Proceedings of the 2014 International Conference on Soft Computing and Machine Intelligence (ISCMI), September 26-27, 2014, IEEE, New Delhi, India, pp: 139-145.

Cho, D.S. and H.J. Park, 2006. Implementation of an improved clock frequency offset compensator for 4G OFDM system at ETRI. Proceedings of the 2006 IEEE 63rd Conference on Vehicular Technology, May 7-10, 2006, IEEE, Melbourne, Victoria, Australia, ISBN: 0-7803-9391-0, pp: 192-195.

Dhanya, G. and J. Jayakumari, 2014. Optimal speech scrambling technique for OFDM based system. Int. J. Appl. Eng. Res., 9: 28871-28878.

Duan, L., J. Huang and J. Walrand, 2013. Economic analysis of 4G network upgrade. Proceedings of the 2013 IEEE Conference on INFOCOM, April 14-19, 2013, IEEE, Turin, Italy, ISBN: 978-1-4673-5944-3, pp: 1070-1078.

Falk, T. and W.Y. Chan, 2009. Performance study of objective speech quality measurement for modern wireless-VoIP communications. EURASIP. J. Audio Speech Music Process., Vol, 10.1155/2009/104382

Francisco A.D.O.N. and G.T. Ricardo, 2012. Frequency speech scrambler based on the hartley transform and the insertion of random frequency components. Int. J. Forensic Comput. Sci., 1: 8-15.
CrossRef  |  Direct Link  |  

Hameed, L.S., 2014. A combined weighting and PTS technique for PAPR reduction in OFDM signals. Proceedings of the 2014 2nd International Conference on Current Trends in Engineering and Technology (ICCTET), July 8, 2014, IEEE, Coimbatore, India, ISBN: 978-1-4799-7986-8, pp: 228-232.

Khan, A.H., M.A. Qadeer, J.A. Ansari and S. Waheed, 2009. 4G as a next generation wireless network. Proceedings of the. International Conference on Future Computer and Communication ICFCC, April 3-5, 2009, IEEE, Kuala Lumpar, Malaysia, ISBN: 978-0-7695-3591-3, pp: 334-338.

Kim, N., H. Choi and H. Yoon, 2004. Seamless handoff scheme for 4G mobile systems based on IP and OFDM. Proceedings of the 2004 IEEE 60th Conference on Vehicular Technology VTC2004-Fall, September 26-29, 2004, IEEE, Daejeon, South Korea, ISBN: 0-7803-8521-7, pp: 3315-3318.

Li, H., X. Wang and W. Hou, 2013. Secure transmission in OFDM systems by using time domain scrambling. Proceedings of the 2013 IEEE 77th Conference on Vehicular Technology (VTC Spring), June 2-5, 2013, IEEE, Dresden, Germany, pp: 1-5.

Ma, J., Y. Hu and O. Loizou, 2009. Objective measures for predicting speech intelligibility in noisy conditions based on new band-importance functions. J. Acoust. Soc. Am., 125: 3387-3405.
CrossRef  |  

Nguyen, V.D.N. and H.L.C.T.T. Nguyen, 2012. Interference analysis for OFDM transmissions in the presence of time-varying channel impairment REV. J. Electron. Commun., Vol. 2,

Strohmer, T. and S. Beaver, 2003. Optimal OFDM design for time-frequency dispersive channels. IEEE. Trans. Commun., 51: 1111-1122.

Tseng, D.C. and J.H. Chiu, 2007. An OFDM speech scrambler without residual intelligibility. Proceedings of the 2007 IEEE Region 10 Conference on TENCON, October 30-November 2, 2007, IEEE, Taipei, Taiwan, ISBN: 978-1-4244-1271-6, pp: 1-4.

Yang, M., J. Luo, Z. Ling, X. Fu and W. Yu, 2015. De-anonymizing and countermeasures in anonymous communication networks. IEEE. Commun. Mag., 53: 60-66.
CrossRef  |  Direct Link  |  

Yang, N., L. Wang, G. Geraci, M. Elkashlan and J. Yuan, et al., 2015. Safeguarding 5G wireless communication networks using physical layer security. IEEE. Commun. Mag., 53: 20-27.
CrossRef  |  Direct Link  |  

Zhou, H., C. Wu, M. Jiang, B. Zhou and W. Gao et al., 2015. Evolving defense mechanism for future network security. IEEE. Commun. Mag., 53: 45-51.
CrossRef  |  Direct Link  |