- Ali Y. Jaber, L. A. Latiff, Norulhusna Ahmad, Ahmed N. Abdalla, “Joint Clipping and Amplifying Techniques for PAPR Reduction in OFDM Systems”, Of Int. Conference on Telematics and Future Generation Network (TAFGEN2015), Kuala Lumpur, 26-28 May 2015.
- Rudzidatul Akmam Dziyauddin, Kamilah Radin Salim, Norulhusna Ahmad, ”The ICT Facilities And Education In Royal Belum,” ASEAN World Forum, pp. 102-106, 25 May 2015
- Norulhusna Ahmad, R. A. Dziyauddin, M.A.M. Izhar, A.Omar, ”A Case Study Of Solar Panels In Rural Areas Of Royal Belum”, Proc. of National Conference on Royal Belum, 8-9 December 2014.
- R. A. Dziyauddin, Norulhusna Ahmad, M.A.M. Izhar, H. M. Kaidi, “Performance Evaluation For Satellite Communication In Rural Area Networks”, Proc. of National Conference on Royal Belum, 8-9 December 2014
- M.A. M. Izhar, N.Fisal, Norulhusna Ahmad, R.A. Dziyauddin, H.M. Kaidi, “Low Complexity Technique Exploiting 2D Source Correlation Using Single Parity Check Codes”, 2nd IEEE International Symposium On Telecommunication Technologies (ISTT2014), pp. 94-99, 1 November 2014.
- N. Mohamed, S. M. Idrus, A. B. Mohammad, S. Yaakob, N. M..Yusuf, S. M. Sam, N. Ahmad, “Experimental Demonstration of a Downlink Remote Optical Local Oscillator for Radio over Fiber System”, 4th IEEE International Conference on Photonics 2013, 28-30 October 2013.
- H. M. Kaidi, N. Ahmad, N. Fisal, S. K. Sy-Yusof, S. H. Sy-Ariffin, “IR-HARQ Scheme on Bit-Interleaved Coded Modulation”, 2012 International Symposium on Telecommunication Technologies, Kuala Lumpur, Malaysia, 2-5 October 2012.
- NorulhusnaAhmad, Sharifah K Syed-Yusof, Norsheila Fisal, Khoirul Anwar, Tad Matsumoto, “Sof-feedback MMSE Equalization for Non- orthogonal frequency Dvision Multiplexing (n-OFDM) Signal Detection”, ITG International Workshop on Smart Antenna (WSA2012), 7-8 March 2012, Dresdan Germany.
- Norulhusna Ahmad, Sharifah Kamilah Syed-Yusof, Norsheila Fisal, “Analysis of RSC turbo codes in MB-OFDM cognitive UWB system,” IEEE International Conference on Computer Applications and Industrial Electronics (ICCAIE 2010), Kuala Lumpur, Malaysia, 5-7 December 2010.
- Norulhusna Ahmad, Sharifah Kamilah Syed-Yusof, Norsheila Fisal, “Single Parity Check Product Code in MB-OFDM Ultra Wideband system,” IEEE International Conference on Ultra Modern Telecommunication, St. Petersburg, Russia, 11-14 October 2009.
- Rozeha A. Rashid, Norazizah Mohd Aripin, Aida M. E Hamzah, Norulhusna Ahmad, Norsheila Fisal, Sharifah Kamilah Syed Yusof “Cross Layer Design Of Cognitive Radio MB-OFDM Systems,” The 3rd International Conference on Postgraduate Education, Peneng, Malaysia, 16-17 Dec. 2008.
- Rozeha A. Rashid, Norazizah Mohd Aripin, Aida M. E Hamzah, Norulhusna Ahmad, Norsheila Fisal, Sharifah Kamilah Syed Yusof “Cross Layer Design Of Cognitive Radio MB-OFDM Systems,” International Graduate Conference on Engineering and Science, Johor, Malaysia, 23-24 Dec 2008.
- Norulhusna Ahmad, Norsheila Fisal, Sharifah Kamilah Syed-Yusof, “ Interference study and challenges in MIMO Multiband OFDM for Cognitive UWB System,” IEEE regional Student conference on research and development (SCOReD), December 2008.
- Norulhusna Ahmad, Sharifah Kamilah Syed Yusof, Ameruddin Baharom, Mazlina Esa, “Intercarrier Interference (ICI) Analysis Using Correlative Coding OFDM System”, IEEE International RF and Microwave Conference 2004 (RFM2004), pp. 235-237, Oct. 2004.
- Mazlina Esa, Mohd Khairul Hisham Ismail, Suhaila Subahir, Mohd Rijal Hamid, Norulhusna Ahmad, Sharifah Kamilah Syed Yusof, “Low Profile Printed Antennas For Wireless Network”, Proc of ASICC 2003, 7 May 2003.
- Mazlina Esa, Suhaila Subahir, Norulhusna Ahmad, Sharifah Kamilah Syed Yusof, “Inset Feed For Antenna Miniaturation”, IEEE National Conference on Telecommunication Technology 2000,26-29, Nov 2000.