Here you find samples of my research activities:

• Telecommunications Systems

[1] A. U. H. Sheikh, T. Wan, S. Z. Alakhdhar, I. Lambadaris 

and M. Devetsikiotis, "Performance Analysis of Buffered

 R-ALOHA Systems Using Tagged User Approach (TUA)", Computer

 Networks, Elsevier Publishing, vol. 27, no. 3, pp. 131-150, April 2004

[2] Tao Wan, Asrar Shaikh, and Zaki Al-akhdhar "A Unified Approach

 to Analyze Multiple Access Protocols for Buffered Finite Users", Computer

 Networks, Elsevier Publishing, vol. 27, no. 1, pp. 47-76, 2004.

• Nondestructive Testing

[1] A. Yamani, Z. Alakhdhar, "A Novel Technique for Defects Classification

 From Their Ultrasonic Pulse Echoes", Book Chapter, NATO International 

Conference of Advances in Signal Processing Applied to

 NDT, Quebec, Canada, August  17-20,1993.

• Neural Networks

[1] Al Ali A. A., Alakhdhar, S. Z., and Al Baiyat, A. A, "Neural  Network

 Implementation Using Microprocessor Based Systems",   The Second ICARV

 Proceedings, Singapore, Sept. 16, 1992, pp. NW  1.5.1 1.5.3 

• Book Chapters

A.Yamani, and S.Z. Alakhdhar, "A Novel technique for Defect classification

 from their Ultrasonic Returns" , in Advances in Signal Processing for NDT,

 NATO Series E: Applied Sciences, vol. 262, Kluwer Academic

 Publisher, pp. 371-384, 1994. 

• Thesis Committees

[1] Fahhad, H. Al-Harbi, "Implemnatation of a Full-Vectorial Method of 

Lines Analysis in The Study of Metal-Clad Rib Waveguide", MS. Thesis, EE 

Dept, Nov., 2000

[2] Mohammed Abdul Moid, "Design of Bandlimited Energy Optimization

 Data Transmission Filter", MS. Thesis, EE Dept,December 1997

[3] Osama, A. Ahmed, "Appliaction of Artificial Neural Networks

 to Optical Character Recognition", MS. Thesis, EE Dept, June, 1994

[4] Mohammad S. Akhtar, "Performance of Multistage Interconnection

 Networks Under Non-Uniform Reference Model", MS. Thesis, EE 

Dept,Jan. 1992

[5] Mohammad, W. Akhtar, "Towards An Optimal Accumulator

 Size for The Hough Transform", MS. Thesis, EE Dept,Aug. 1991

[6] Mohammad Alimuddin, "Pattern Matching and Applications", 

MS. Thesis, EE Dept,Oct. 1990

[7] Abdul Malik Khan, "Fourier Descriptor Approach for Defect

 Analysis in Ultrasonic Nondestructive Evaluation", MS. Thesis, EE Dept.

 KFUPM. June 1994

[8] Faud Alsaif, "A Microcontroller-Based Self Adjusting Tap 

Changer Transformer", MS. Thesis, EE Dept, KFUPM, 1994.

[9] M. Ahsan, "Architecture For Arithmetic Operations in Golois 

Fields GF(2M)", MS. Thesis, EE Dept. KFUPM, 1994

[10] M. A. Sayani, "Associative Memory Neural Networks for

 Error Correction of Linear Block Codes", MS. Thesis, EE Dept, 1995

[11] Mohammed Akhtar, "Performance of Multistage Interconnection

 Networks Under Non-Uniform Reference Model", MS. Thesis,

 EE Dept. KFUPM, 1992

[12] "Multichannel Power  Spectrum  Estimation: An Optimal

 Hankel Approach".  MSc. Thesis, EE Dept. KFUPM, 1991

• Consultations

For IT Department in Saudi Aramco in 2001

• Technical Reviews

Many in national and international journal