Publications

Patent:

Title of the invention:
DISPOSITIF ET PROCEDE INTELLIGENT DE DETECTION ANTICIPATIVE DE DEFAUTS DE FATIGUE MECANIQUE DES ROULEMENTS
Inventor(s):  Chakkor Saad ; El Harzli Mohamed ; El Oualkadi Ahmed ; Doré Pascal ; Baghouri Mostafa
Date  : 16/03/2022
Application No.: 56084, OMPIC
http://patentregister.ompic.ma/SearchPatent/searchByDepot?typeNum=AP&numDepot=56084&count=0&lang=FR

Books:

Book Chapters:

Journals:

• Pascal Dore, Saad Chakkor, Ahmed El Oualkadi and Mostafa Baghouri, "New fault bearing system for proactive detection in induction machines based on variable projection method: A comparative study", Advances in Mechanical Engineering (AIME). Volume 16, Issue 9. September 2024.
  DOI: https://doi.org/10.1177/16878132241273532 

• Zineb Cheker, Saad Chakkor, Ahmed EL Oualkadi, Mostafa Baghouri, Rachid Belfkih, Jalil Abdelkader El Hangouche, Jawhar Laameche, "Comparative analysis of VEP signals discrimination methods based on time-frequency transformation and CNN-2D", Biomedical Engineering Advances, Volume 7, June 2024.
  DOI: https://doi.org/10.1016/j.bea.2024.100114 

• Samia Al Fallah, Mounir Arioua and Ahmed El Oualkadi, « Lightweight Secure Compression Scheme for Green IoT Applications », Procedia Computer Science, Volume 236, Pages 363-370. May 2024.  DOI: https://doi.org/10.1016/j.procs.2024.05.042 

• Asmaa Hilmi, Soufiane Mezroui, and Ahmed El Oualkadi, "An image encryption based on confusion-diffusion using two chaotic maps and Frobenius endomorphism", SAIEE Africa Research Journal, 114(4):98-105, 2023. DOI: https://doi.org/10.23919/SAIEE.2023.10319378 

• Paula Akossiwa Atchike, Jamal Zbitou, Ahmed El Oualkadi, and Pascal Dherbécourt, "GaN HEMT power amplifier design for 2.45 GHz wireless applications", SAIEE Africa Research Journal, 114(4):106-113, 2023. DOI: https://doi.org/10.23919/SAIEE.2023.10319379 

• Abdelaziz Elbaghdadi, Asmaa Hilmi, Soufiane Mezroui, and Ahmed El Oualkadi, "Blockchain Data Privacy Solution Based on IPFS Cryptographic Protocols", Journal of Theoretical and Applied Information Technology, Vol. 101,  No. 19, 2023. https://www.jatit.org/volumes/Vol101No19/19Vol101No19.pdf 

• Asmaa Hilmi, Soufiane Mezroui, Ahmed El Oualkadi, « A Secret Image Sharing Based on Logistic-Chebyshev Chaotic Map and Chinese Remainder Theorem », Computer Science Journal of Moldova, vol.31, no.1(91), Pag. 86-110, April 2023. DOI: https://doi.org/10.56415/csjm.v31.05 

• Pascal Dore, Saad Chakkor, Ahmed El Oualkadi and Mostafa Baghouri, « Real-time intelligent system for wind turbine monitoring using fuzzy system », e-Prime - Advances in Electrical Engineering, Electronics and Energy, Volume 3, March 2023. DOI: https://doi.org/10.1016/j.prime.2022.100096  

• Pascal Dore, Saad Chakkor, Mostafa Baghouri, Ahmed El Oualkadi, « Artificial Neural Network and ESPRIT-TLS Combination-Based Approach for Fault Bearing Recognition in Induction Machines », ECTI Transactions on Electrical Engineering, Electronics, and Communications, 21(1), 248598, February 2023. DOI: https://doi.org/10.37936/ecti-eec.2023211.248598 

• Abderrahim Bellekhiri, Noha Chahboun, Jamal Zbitou, Yassin Laaziz and Ahmed El Oualkadi,  « A new design of 5G multilayers planar antenna with the enhancement of bandwidth and gain », Indonesian Journal of Electrical Engineering and Computer Science. Vol. 29, No. 3, March 2023, pp. 1502~1510. ISSN: 2502-4752, DOI: http://doi.org/10.11591/ijeecs.v29.i3.pp1502-1510 

• Zineb Cheker, Saad Chakkor, Ahmed EL Oualkadi, Mostafa Baghouri, Rachid Belfkih, Jalil Abdelkader El Hangouche and Jawhar Laameche. "Performance analysis of VEP signal discrimination using CNN and RNN algorithms". Neuroscience Informatics, Volume 2, Issue 3, September 2022. DOI: https://doi.org/10.1016/j.neuri.2022.100087  

• Yassine Yazid, Antonio Guerrero-González, Imad Ez-Zazi, Ahmed El Oualkadi and Mounir Arioua, « A Reinforcement Learning Based Transmission Parameter Selection and Energy Management for Long Range Internet of Things », Sensors 2022, Volume 22, Issue 15, 5662; July 2022. DOI: https://doi.org/10.3390/s22155662 

• Youssef Chairi, Sarra Abedrrabba, Rozenn Allanic, Anne-Charlotte Amiaud, Ahmed El Oualkadi, Cédric Quendo, Thomas Merlet, Kamal Reklaoui and Thierry Le Gouguec, « Design of a Slotted Waveguide Antenna Based on TE20 Mode in Ku-Band Suitable for Direct Metal Laser Sintering », Electronics 2022, Volume 11, Issue 13, 2079; July 2022. DOI: https://doi.org/10.3390/electronics11132079 

• Mohamed Zbairi, Imad Ez-zazi, Yassine Yazid, Mounir Arioua, Ahmed El Oualkadi. « On the spectral efficiency of cell-free massive MIMO system in irregular 5G mobile networks », International Journal of Communication Systems. 11 May 2022. https://doi.org/10.1002/dac.5205 

• Zineb Cheker, Saad Chakkor, Ahmed El Oualkadi, Mostafa Baghouri, Jalil Abdelkader El Hangouche, Jawhar Laamech, Rachid Belfkih. « Visual evoked potential classification with Convolutional Neural Network and Recurrent Neural Network - A comparative study », Neuroscience Informatics Journal. NEURI-D-22-00016. 12 Pages, Feb 2022. ISSN: 2772-5286. DOI: https://dx.doi.org/10.2139/ssrn.4025193 

• Yassine Yazid, Imad Ez-Zazi, Antonio Guerrero-González, Ahmed El Oualkadi and Mounir Arioua, « UAV-Enabled Mobile Edge-Computing for IoT Based on AI: A Comprehensive Review », Drones 2021, 5(4), 148. https://doi.org/10.3390/drones5040148. https://www.mdpi.com/2504-446X/5/4/148 

• Samia Al Fallah, Jihane El Aasri, Mounir Arioua, Ahmed El Oualkadi. « A hybrid adaptive spatiotemporal compression scheme in cluster-based wireless sensor networks », International Journal of Communication Systems. 29 September 2020. https://doi.org/10.1002/dac.4623.
  https://onlinelibrary.wiley.com/doi/abs/10.1002/dac.4623 

• Wadia Jouha, Mohamed Masmoudi, Ahmed El Oualkadi, Eric Joubert, Pascal Dherbécourt. « Physical Study of SiC Power MOSFETs Towards HTRB Stress Based On C-V Characteristics », IEEE Transactions on Device and Materials Reliability. Vol.20, No.3, pp-506-511. Sept 2020.  ISSN: 1530-4388.
  https://ieeexplore.ieee.org/document/9105073

• Al Mehdi Bouchour, Ahmed El Oualkadi, Olivier Latry, Pascal Dherbécourt, Andrés Echeverri. « Estimation of losses of GaN HEMT in power switching applications based on experimental characterization », Computers and Electrical Engineering, Volume 84, pp. 1-11, Article 106622. June 2020.
  ISSN: 0045-7906. https://www.sciencedirect.com/science/article/pii/S0045790620304778

• Younes El Assari, Samia Al Fallah, Jihane El Aasri, Mounir Arioua and Ahmed El Oualkadi. « Energy-efficient Multi-hop Routing with Unequal Clustering Approach for Wireless Sensor Networks », International Journal of Computer Networks & Communications (IJCNC). Vol.12, No.3, pp. 55-73, May 2020. ISSN: 0974-9322. https://aircconline.com/ijcnc/V12N3/12320cnc04.pdf 

• Imad Ez-zazi, Mounir Arioua and Ahmed El Oualkadi. « Adaptive Joint Lossy Source-Channel Coding for Multihop IoT Networks », Wireless Communications and Mobile Computing, Volume 2020, Article ID 2127467, 15 pages, May 2020.
  ISSN: 1530-8669, http://downloads.hindawi.com/journals/wcmc/2020/2127467.pdf

• Jihane El Aasri, Samia Al Fallah, Mounir Arioua and Ahmed El Oualkadi. « Energy Performance of a Combined Horizontal and Vertical Compression Approach in Cluster-based WSNs », International Journal of Computer Networks & Communications (IJCNC). Vol.12, No.2, pp. 131-154, March 2020. ISSN: 0974-9322. https://aircconline.com/ijcnc/V12N2/12220cnc07.pdf

• Wadia Jouha, Ahmed El Oualkadi, Pascal Dherbecourt, Mohamed Masmoudi, Eric Joubert. « In-depth analysis of the static behavior of a SiC MOSFET and of its associated parameters using both compact modeling and physical simulation », IET Circuits, Devices & Systems, Volume 14, Issue 2, March 2020, p. 222 – 228. DOI:  10.1049/iet-cds.2018.5509 , Print ISSN 1751-858X, Online ISSN 1751-8598
  https://digital-library.theiet.org/content/journals/10.1049/iet-cds.2018.5509

• Abdelaziz Elbaghdadi, Soufiane Mezroui and Ahmed El Oualkadi. « A Survey of Monero Security », Journal of Advanced Research in Dynamical and Control Systems, Volume 12, Pages: 88-93, 01-Special Issue, February, 2020.
  ISSN: 1943-023X, https://www.jardcs.org/abstract.php?id=3319#

• Al Mehdi Bouchour, Ahmed El Oualkadi, Pascal Dherbécourt, Olivier Latry, Andres Echeverri, « Investigation of the aging of power GaN HEMT under operational switching conditions, impact on the power converters efficiency », Microelectronics Reliability, Volumes 100–101, September 2019. https://www.sciencedirect.com/science/article/pii/S002627141930530X?dgcid=coauthor

• Marouane Salhaoui, Antonio Guerrero-González, Mounir Arioua, Francisco J. Ortiz, Ahmed El Oualkadi and Carlos Luis Torregrosa, « Smart Industrial IoT Monitoring and Control System Based on UAV and Cloud Computing Applied to a Concrete Plant », Sensors 2019, Volume 19, Issue 15, 3316, July 2019. https://www.mdpi.com/1424-8220/19/15/3316

• Aziz Mahboub, El Mokhtar En-Naimi, Mounir Arioua, Younes El Assari, Hamid Barkouk,Ahmed El Oualkadi, « An Energy-Efficient Clustering Protocol Using Fuzzy Logic And Network Segmentation For Heterogeneous WSN », International Journal of Electrical and Computer Engineering (IJECE), Vol 9, No 5, October 2019. DOI: http://doi.org/10.11591/ijece.v9i5.pp%25p
  http://ijece.iaescore.com/index.php/IJECE/article/download/17821/13023

• Wadia Jouha, Pascal Dherbécourt, Ahmed El Oualkadi, Eric Joubert, Mohamed Masmoudi, « An Improved SPICE Model for the Study of Electro-thermal Static Behavior for two New Generations of SiC MOSFET », Special issue : Reliability and performance of components and systems for power electronic applications. International Journal of Information Science & Technology – iJIST, Vol.3 No.1, pp 20-25, 2019. ISSN : 2550-5114. 
  DOI: http://dx.doi.org/10.57675/IMIST.PRSM/ijist-v3i1.44  

• Wadia Jouha, Ahmed El Oualkadi, Pascal Dherbécourt, Eric Joubert, Mohamed Masmoudi, « Silicon Carbide Power MOSFET Model: An Accurate Parameter Extraction Method Based on the Levenberg–Marquardt Algorithm », IEEE Transactions on Power Electronics. Volume 33, Issue 11, pp. 9130 - 9133, April 2018. https://ieeexplore.ieee.org/document/8331167

• Tarik Zarrouk, Moussa El Yahyaoui, Ali El Moussati, Ahmed El Oualkadi, « Investigation of radio channel model in indoor environment at 60 GHz », International Journal of Modelling, Identification and Control. Volume 29, Issue 4, pp. 359–363, May 2018.
  http://www.inderscience.com/info/inarticle.php?artid=92137

• Samia Al Fallah, Mounir Arioua, Ahmed El Oualkadi, Jihane El Asri, « PLA Compression Schemes Assessment in Multi-hop Wireless Sensor Networks », Procedia Computer Science, Volume 130, Pages 279-286, April 2018. DOI: https://doi.org/10.1016/j.procs.2018.04.040 

• Sanae Taoufik, Pascal Dherbécourt, Ahmed El Oualkadi, Farid Temcamani, « Reliability and Failure Analysis of UHF RFID Passive Tags Under Thermal Storage », IEEE Transactions on Device and Materials Reliability. Volume: 17, Issue: 3, pp. 531-538, September 2017.
  http://ieeexplore.ieee.org/document/7997768/

• Imad Ez-zazi, Mounir Arioua, Ahmed El Oualkadi, « On the performance of adaptive coding schemes for energy efficient and reliable clustered wireless sensor networks », Ad Hoc Networks, Volume 64, pp 99-111, September 2017. https://www.sciencedirect.com/science/article/pii/S1570870517301270

• Imad Ez-zazi, Mounir Arioua, Ahmed El Oualkadi, Pascal Lorenz, « A Hybrid Adaptive Coding and Decoding Scheme for Multi-hop Wireless Sensor Networks », Wireless Personal Communications, Volume 94, Issue 4, pp 3017–3033, June 2017.
  https://link.springer.com/article/10.1007/s11277-016-3763-1

• Imad Ez-zazi, Mounir Arioua, Ahmed El Oualkadi, Younes El Assari, « On the design of coding framework for energy efficient and reliable multi-hop sensor networks », Procedia Computer Science, Volume 109, Pages 537–544, 2017.  DOI: https://doi.org/10.1016/j.procs.2017.05.334 

• Younes El Assari, Mounir Arioua, Imad Ez-zazi, Ahmed El Oualkadi, « Energy Performance of LDPC Scheme in Multi-Hop Wireless Sensor Network with Two base Stations Model », Vol 7, No 2, pages: 933-941. International Journal of Electrical and Computer Engineering (IJECE), April 2017.
  http://ijece.iaescore.com/index.php/IJECE/article/view/6444/6312

• Mounir Arioua, Imad Ez-Zazi, Ahmed El Oualkadi, Younes El Assari, « Multi-hop cluster based routing approach for wireless sensor networks », Procedia Computer Science, Volume 83, Pages 584-591, 2016. DOI: https://doi.org/10.1016/j.procs.2016.04.277 

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, Mohamed Moussaoui, Yassin Laaziz, "Design Optimization Methodology Based on Inversion Coefficient parameter for CMOS RF Circuits" The Arabian Journal for Science and Engineering 2014. Vol. 39, No. 12, pp 8935-8946, December 2014. ISSN: 1319-8025. https://link.springer.com/article/10.1007/s13369-014-1429-4

• Abdellah Idrissi Ouali, Ahmed El Oualkadi and Yassin Laaziz, "Design Approach for Ultra Low Power Radiofrequency Analog Building Blocks" AMSE Journal of Modelling, Measurement and Control- A General Physics and Electrical Applications, Vol. 87, N° 2,   pp 59-69, 2014. ISSN: 1259-5985. http://amsemodelling.com/publications/modelling_measurement_and_control/General_Physics_and_Electrical_Applications/87_vol_2/Design_approach_for_ultra_low_power_radiofrequency_analog_building_blocks.pdf

• M. Hayouni, A. El Oualkadi, F. Choubani, T-H Vuong and J. David, "Antenna ultra wideband enhancement by non-uniform matching," Progress In Electromagnetics Research Letters, Vol. 31, 121-129, 2012. ISSN: 1937-6480. http://www.jpier.org/PIERL/pierl31/13.12031002.pdf

• K. Faitah, A. El Oualkadi, S ; Belkouch, A. Ait Ouahman, « Design of a Modified Ultra-Wide Band Low-Noise Amplifier (UWB.LNA) Topology with Good Linearity in CMOS 65 nm Technology », AMSE Journal of Modelling, Measurement and Control - A  General Physics and Electrical Applications, Vol. 83, Issue3, 2010. ISSN: 1259-5985. http://amsemodelling.com/publications/modelling_measurement_and_control/ModellingA.pdf

• A. El Oualkadi, A. Ait Ouahman, « Hardware Description Language Design of Σ-Δ Fractional-N Phase-Locked Loop for Wireless Applications ». International Journal of Electrical and Computer Engineering, Vol. 4, N. 14, pp. 865-872, 2009. ISSN: 2010-3948.
  https://waset.org/Publication/hardware-description-language-design-of-%CF%83-%CE%B4-fractional-n-phase-locked-loop-for-wireless-applications/13048

• K. Faitah, A. El Oualkadi, A. Ait Ouahman, « Design of high isolation frequency mixer in CMOS 0.18 μm technology suitable for low power radio frequency applications ». International Journal of Physical and Chemical News, vol. 49, pp. 1-7, September 2009. ISSN: 1114-3800.
  http://www.pcnjournal.com/4901_1393.htm

• K. Faitah, A. El Oualkadi, A. Ait Ouahman, « CMOS RF down-conversion mixer design for low-power wireless communications». ACM Ubiquity, Volume 9, Issue 24, June 17 – June 23, 2008. ISSN: 1530-2180. https://ubiquity.acm.org/article.cfm?id=1399618

• M. Boulakroune, A. El Oualkadi, D. Benatia, and T. Kezai, « New Approach for Improvement of Secondary Ion Mass Spectrometry Profile Analysis » Japanese Journal of Applied Physics, Vol. 46, No. 11, 2007, pp. 7441–7445. ISSN: 0021-4922. https://iopscience.iop.org/article/10.1143/JJAP.46.7441

• A. El Oualkadi, J.M. Paillot and R. Allam, « New High-Q Discrete-Time LC bandpass Filter Design with center frequency broadband tuning » Analog Integrated Circuits and Signal Processing Journal, Kluwer Academic Publishers, Vol. 48, No.2, pages 151-157, August 2006. ISSN: 0925-1030.
  https://link.springer.com/article/10.1007/s10470-006-7228-4

• A. El Oualkadi, J.M. Paillot and D. Flandre, « Clock Jitter Effect on Switched-Capacitor Filter Design ». Fluctuation and Noise Letters, Worlds Scientific Publishing Company, vol. 6, no. 1, March 2006. ISSN: 0219-4775. https://www.worldscientific.com/doi/abs/10.1142/S0219477506003112

• A. El Oualkadi, J. M. Paillot, H. Guegnaud and R. Allam, « CMOS RF Switched Capacitor Bandpass Filter Tuned by Ring VCO ». International Journal of Electronics and Communications, AEÜ, Elsevier, vol.59, issue no.6, pp.352-358, 15 September 2005. ISSN: 1434-8411.
  https://www.sciencedirect.com/science/article/pii/S1434841104000378

• A. El Oualkadi, J.M. Paillot and H. Guegnaud, « Novel LC pseudo switched capacitor filter suitable for wireless RF applications ». Journal of IEICE : Electronics Express in Japan, vol. 2, no. 8, pp.286-291, 25 April 2005. ISSN: 1349-2543. https://www.jstage.jst.go.jp/article/elex/2/8/2_8_286/_pdf

• A. El Oualkadi, J. M. Paillot, H. Guegnaud, R. Allam and L. Dascalescu, « New Command Circuit Design for Tuning High-Q Pseudo 8-path Switched-Capacitor Filter». Journal of IEICE : Electronics Express in Japan, vol. 1, no. 13, pp.363-367, 10 October 2004. ISSN: 1349-2543.
  https://www.jstage.jst.go.jp/article/elex/1/13/1_13_363/_article

Conference Proceedings:

• Paula Akossiwa Atchike, Jamal Zbitou, Pascal Dherbécourt, Ahmed El Oualkadi, "Design of An S-Band Power Amplifier Using Loadpull", The International Conference on Computing, Internet of Things and Microwave Systems (ICCIMS 2024). 29-31 July 2024, Gatineau, QC, Canada. DOI: https://doi.org/10.1109/ICCIMS61672.2024.10690567 

• Pascal Dore, Saad Chakkor, Ahmed El Oualkadi, Mostafa Baghouri, Rachid Belfkih, "Electromechanical Faults Recognition Based on MCSA Approach Using Principal Component Analysis and Power Spectrum Density", The International Conference on Computing, Internet of Things and Microwave Systems (ICCIMS 2024). 29-31 July 2024, Gatineau, QC, Canada. DOI: https://doi.org/10.1109/ICCIMS61672.2024.10690549 

• Zineb Cheker, Mohamed Fekrouni, Pascal Doré, Saad Chakkor, Baghouri Mostafa, Jawhar Laamech, Ahmed El Oualkadi, Rachid Belfkih, "Accurate Classification of Visual Evoked Potential Signals Using Spectral Analysis and Feature Extraction Algorithms Combination", The International Conference on Computing, Internet of Things and Microwave Systems (ICCIMS 2024). 29-31 July 2024, Gatineau, QC, Canada. DOI: https://doi.org/10.1109/ICCIMS61672.2024.10690647 

• Paula Akossiwa Atchike, Taoufik Sanae, Pascal Dherbécourt, Eric Joubert, Ahmed El Oualkadi, "Design of Dedicated Radar Meteorology Power Amplifier at 3 GHz", 4th International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET 2024). 16-17 May 2024. Fez, Morocco. DOI: https://doi.org/10.1109/IRASET60544.2024.10548928 

• Farid El Ghaoual, Jamal Zbitou, Aziz Oukaira, Ahmed El Oualkadi, Salaheddine Aourik, "A New Design of a Planar High Gain Base Station Antenna Array for 5G Cellular Communication", Mediterranean Smart Cities Conference (MSCC 2024). 02-04 May 2024. Martil - Tetuan, Morocco. DOI: https://doi.org/10.1109/MSCC62288.2024.10697078 

• Yassine Yazid, Antonio Guerrero González, Mounir Arioua, and Ahmed El Oualkadi, "Deep Learning Empowered Robot Vision for Efficient Robotic Grasp Detection and Defect Elimination in Industry 4.0", 10th International Electronic Conference on Sensors and Applications, session Robotics, Sensors and Industry 4.0, 15 November 2023. by MDPI. DOI: https://doi.org/10.3390/ecsa-10-16079 

• Yassine Yazid, Antonio Guerrero González, Mounir Arioua, and Ahmed El Oualkadi, "Deep Learning Empowered Robot Vision for Efficient Robotic Grasp Detection and Defect Elimination in Industry 4.0", 10th International Electronic Conference on Sensors and Applications, session Robotics, Sensors and Industry 4.0, 15 November 2023. by MDPI. DOI: https://doi.org/10.3390/ecsa-10-16079 

• Slama Hammia, Anas Hatim, Abdelilah Haijoub, Ahmed El Oualkadi and Mohamed Najoui, "Enhancing Real-Time Simultaneous Localization and Mapping with Fpga-Based Hardware Architecture: Focus on Ekf-Slam's Prediction Stage". SSRN 14 August 2023. DOI: http://dx.doi.org/10.2139/ssrn.4539324 https://ssrn.com/abstract=4539324

• Abdelilah Haijoub, Anas Hatim, Mounir Arioua, Slama Hammia, Ahmed El Oualkadi and Antonio Guerrero-González, "Implementing Convolutional Neural Networks on FPGA: A Survey and Research", EDP Sciences, ITM Web of Conferences. Volume 52, ID 02004, May 2023. "COCIA’2023". DOI: https://doi.org/10.1051/itmconf/20235202004 

• Mostafa Baghouri, Saad Chakkor, Zineb Cheker and Ahmed El Oualkadi. "Real-time implementation and evaluation of the LEACH protocol by PROWLER Simulator". International Conference on Innovation and Intelligence for Informatics, Computing, and Technologies (3ICT). 20-21 November 2022. DOI: 10.1109/3ICT56508.2022.9990868. https://ieeexplore.ieee.org/document/9990868 

• Pascal Dore, Saad Chakkor, Ahmed El Oualkadi and Baghouri Mostafa. "New intelligent system for proactive bearing fault detection in electrical induction machines". International Conference on Innovation and Intelligence for Informatics, Computing, and Technologies (3ICT). 20-21 November 2022. DOI: 10.1109/3ICT56508.2022.9990649. https://ieeexplore.ieee.org/document/9990649  

• Pascal Dore, Saad Chakkor, Ahmed El Oualkadi, « Real-time Bearing fault detection using Intelligent Algorithm combined with Wavelet Transform », 2022 Workshop on Microwave Theory and Techniques in Wireless Communications (MTTW), November 2022, Riga, Latvia. DOI: https://doi.org/10.1109/MTTW56973.2022.9942477 

• Abderrahim Mohammadi, Saad Chakkor, Ahmed El Oualkadi, Mohamed Moussaoui, Aziz Dkiouak and Mostafa Baghouri, "Performance Evaluation of OTFS and OFDM for 6G Waveform". EDP Sciences, ITM Web of Conferences. The 4th International Conference on Computing and Wireless Communication Systems (ICCWCS 2022). Volume 48, ID 01015, September 2022.  DOI: https://doi.org/10.1051/itmconf/20224801015 

• Abderrahim Bellekhiri, Noha Chahboun, Yassin Laaziz and Ahmed El Oualkadi, "A New Design of 5G Planar Antenna based on metamaterials with a high gain using array antenna". EDP Sciences, ITM Web of Conferences. The 4th International Conference on Computing and Wireless Communication Systems (ICCWCS 2022). Volume 48, ID 01007, September 2022.  DOI: https://doi.org/10.1051/itmconf/20224801007 

• Pascal Dore, Saad Chakkor and Ahmed El Oualkadi. "Comparative study between EMD, VMD, SAGE, CLEAN, and ESPRIT-TLS algorithms for real-time fault bearing recognizing in induction machines". 2022 International Conference on Decision Aid Sciences and Applications, DASA 2022, 2022, pp. 1572–1576. DOI: 10.1109/DASA54658.2022.9765202. https://ieeexplore.ieee.org/document/9765202 

• Zineb Cheker, Saad Chakkor and Ahmed El Oualkadi. "Visual Evoked Potential Classification Support with Convolutional Neural Network and Recurrent Neural Network - A comparative study". 2022 International Conference on Decision Aid Sciences and Applications, DASA 2022, 2022, pp. 1612–1617. DOI: 10.1109/DASA54658.2022.9765034. https://ieeexplore.ieee.org/document/9765034/ 

• Pascal Dore, Saad Chakkor and Ahmed El Oualkadi, "ESPRIT-TLS and ANN Genetic Algorithm combination for an accurate discrimination of fault bearing in induction machines", 10th International Conference on Innovation, Modern Applied Science & Environmental Studies (ICIES’2022). Istanbul, Turkey, May 12-14, 2022. E3S Web of Conferences, Volume 351. DOI: https://doi.org/10.1051/e3sconf/202235101015  

• Abderrahim Bellekhiri, Noha Chahboun, Yassin Laaziz and Ahmed El Oualkadi, "A New Design of 5G Planar Antenna with Enhancement of the Bandwidth and the gain using Metasurface", 10th International Conference on Innovation, Modern Applied Science & Environmental Studies (ICIES’2022). Istanbul, Turkey, May 12-14, 2022. E3S Web of Conferences, Volume 351. DOI: https://doi.org/10.1051/e3sconf/202235101054 

• Pascal Dore, Saad Chakkor and Ahmed El Oualkadi. "New Intelligent Approach For Fault Bearing Classification In Induction Machines".International Conference on Artificial Intelligence and Emerging Technologies (AIET'21). November 24, 2021 in Meknes, Morocco.
  http://www.aiet.imagelabo.org/wp-content/uploads/2021/11/IATE21-program.pdf

• Yassine Yazid, Imad Ez-Zazi, Mounir Arioua and Ahmed El Oualkadi, “A Deep Reinforcement Learning Approach For LoRa WAN Energy Optimization”, IEEE Microwave Theory and Techniques in Wireless Communications (MTTW 2021), 7-8 Oct. 2021. Riga, Latvia. DOI: 10.1109/MTTW53539.2021.9607147. https://ieeexplore.ieee.org/document/9607147

• Saad Chakkor, Mostafa Baghouri, Zineb Cheker, Ahmed El Oualkadi, Jalil Abdelkader el Hangouche, Jawhar Laamech.  "Intelligent Network for Proactive Detection of COVID-19 Disease". 6th IEEE Congress on Information Science and Technology (CiSt). June 2021. DOI: 10.1109/CiSt49399.2021.9357181.  https://ieeexplore.ieee.org/document/9357181 

• Zineb Cheker, Saad Chakkor, Ahmed El Oualkadi, "Classification des signaux PEV par les réseaux de neurones". Journée de Recherche en Intelligence Artificielle (JIA’21), Samedi 29 mai 2021, ENSA - Tanger

• Pascal Dore, Saad Chakkor, Ahmed El Oualkadi, "Système intelligent pour la détection de défauts dans les machines électromécaniques tournantes". Journée de Recherche en Intelligence Artificielle (JIA’21), Samedi 29 mai 2021, ENSA - Tanger

• Aicha BOUICHOU, Soufiane Mezroui and Ahmed El Oualkadi, "The use of Artificial Intelligence in building Blockchain Ethereum Smart contract security tools". Journée de Recherche en Intelligence Artificielle (JIA’21), Samedi 29 mai 2021, ENSA - Tanger

• Marouane Salhaoui, Mounir Arioua, Antonio Guerrero Gonzalez, Juan Carlos Molina Molina, Ahmed El Oualkadi and Francisco J. Ortiz. “Edge-Cloud Architectures Dedicated To Industrial IoT Monitoring And Control Applications”, The 3rd International Symposium on Advanced Electrical and Communication Technologies (ISAECT 2020), 25-27 November 2020, Kenitra, Morocco. DOI: 10.1109/ISAECT50560.2020.9523700.
  https://ieeexplore.ieee.org/document/9523700 

• Aicha Bouichou, Soufiane Mezroui and Ahmed El Oualkadi. “An overview of Ethereum and Solidity vulnerabilities”,The 3rd International Symposium on Advanced Electrical and Communication Technologies (ISAECT 2020), 25-27 November 2020, Kenitra, Morocco.
  DOI: 10.1109/ISAECT50560.2020.9523638. https://ieeexplore.ieee.org/document/9523638 

• Al Mehdi Bouchour, Pascal Dherbécourt, Ahmed El Oualkadi and Olivier Latry. “Parasitic Elements Extraction of the GaN HEMT Packaged Power Transistors based on S-parameter measurements”, The 3rd International Symposium on Advanced Electrical and Communication Technologies (ISAECT 2020), 25-27 November 2020, Kenitra, Morocco. DOI: 10.1109/ISAECT50560.2020.9523645. https://ieeexplore.ieee.org/document/9523645 

• Yassine Yazid, Imad Ez-Zazi, Mounir Arioua and Ahmed El Oualkadi. “On the LoRa performances under different physical layer parameter selection”, The 3rd International Symposium on Advanced Electrical and Communication Technologies (ISAECT 2020), 25-27 November 2020, Kenitra, Morocco. DOI: 10.1109/ISAECT50560.2020.9523690. https://ieeexplore.ieee.org/document/9523690 

• Youssef Chairi, Rozenn Allanic, Anne-Charlotte Amiaud, Sarra Abedrrabba, Ahmed El Oualkadi, Cédric Quendo, Thomas Merlet, Kamal Reklaoui and Thierry Le Gouguec. “Ku-Band Lightweight Aluminium Waveguides Fabricated by Direct Metal Laser Sintering Process”, The 3rd International Symposium on Advanced Electrical and Communication Technologies (ISAECT 2020), 25-27 November 2020, Kenitra, Morocco. DOI: 10.1109/ISAECT50560.2020.9523695. https://ieeexplore.ieee.org/document/9523695 

• Samia Al Fallah, Jihane Elaasri, Mounir Arioua and Ahmed El Oualkadi. “On the Performance of Spatio-Temporal Compression Schemes in Cluster-based WSNs”, The 3rd International Symposium on Advanced Electrical and Communication Technologies (ISAECT 2020), 25-27 November 2020, Kenitra, Morocco. DOI: 10.1109/ISAECT50560.2020.9523661. https://ieeexplore.ieee.org/document/9523661 

• Abdelaziz Elbaghdadi, Soufiane Mezroui, Ahmed El Oualkadi. “Svm : An Approach To Detect Illicit Transaction In The Bitcoin Network”, 5th International Conference on Smart City Applications (SCA 2020) -Virtual Conference, Safranbolu, Turkey, 7-9 October, 2020. http://www.medi-ast.org/SCA20/  

• Aicha Bouichou, Soufiane Mezroui and Ahmed El Oualkadi. “Review of cryptocurrencies implementations in the cloud environment: Ethereum in the cloud”, International Conference on CyberSecurity and recent trends in Mathematical Modeling (SMM'2020), July 9-10, 2020, Tangier, Morocco.

• Yassine Yazid, Imad Ezzazi, Mounir Arioua and Ahmed El Oualkadi, « Performance Analysis of LoRa Modulation for the IoT », The 8th International Conference on Innovation and New Trends in Information Technology - December 20 - 21, 2019 - Tangier, Morocco.

• Abdelaziz Elbaghdadi, Soufiane Mezroui, Ahmed El Oualkadi, « A Survey of Monero Security», National PhD Students Days 2019 (NPSD’19) 2nd Edition, December 12-15, 2019, Ouarzazate, Morocco.

• Al Mehdi Bouchour, Ahmed El Oualkadi, Pascal Dherbécourt, Olivier Latry, Andres Echeverri, « Investigation of the aging of power GaN HEMT under operational switching conditions, impact on the power converters efficiency », 30th European Symposium on Reliability of Electron Devices, Failure Physics and Analysis, September 23-26, 2019, Toulouse, France. https://esref2019.sciencesconf.org/resource/page/id/50

• Abdelaziz Elbaghdadi, Soufiane Mezroui and Ahmed El Oualkadi, « Untracability and linkability for Blockchain Etheureum  »,2ème édition de la Journée Doctorale en Sciences et Technologies de l’Information, Juillet 2019, Tanger, Maroc

• Yassine Yazid, Imad Ez-zazi, Mounir Arioua and Ahmed El Oualkadi, « A comparative study between LPWAN technologies: LoRa and SIGFOX »,2ème édition de la Journée Doctorale en Sciences et Technologies de l’Information, Juillet 2019, Tanger, Maroc.  

• Pascal Dherbécourt, Ahmed El Oualkadi, Eric Joubert, Wadia Jouha, Al Mehdi Bouchour, Mohamed Masmoudi and Olivier Latry, « New Technologies of Power Transistors for Efficiency Increase of Power Converters: The Reliability Consideration », The 3rd International Conference on Computing and Wireless Communication Systems (ICCWCS) April 24-25, 2019 Kénitra, Morocco. https://eudl.eu/pdf/10.4108/eai.24-4-2019.2284211

• Al Mehdi Bouchour, Pascal Dherbécourt, Olivier Latry and Ahmed El Oualkadi, « Temperature Effects of GaN HEMTs on the Design of Power Converters», The 3rd International Conference on Computing and Wireless Communication Systems (ICCWCS) April 24-25, 2019 Kénitra, Morocco.
  https://eudl.eu/pdf/10.4108/eai.24-4-2019.2284227

• Yassine Yazid, Imad Ez-Zazi, Marouane Salhaoui, Mounir Arioua, Ahmed El Oualkadi and Antonio Guerrero González, « Extensive Analysis of Clustered Routing Protocols For Heterogeneous Sensor Networks », The 3rd International Conference on Computing and Wireless Communication Systems (ICCWCS) April 24-25, 2019 Kénitra, Morocco. https://eudl.eu/pdf/10.4108/eai.24-4-2019.2284208

• Asmaa Hilmi, Soufiane Mezroui and Ahmed El Oualkadi, « Sharing a Secret Image Based in CMY model using RSA Method in Visual Cryptography », The 3rd International Conference on Computing and Wireless Communication Systems (ICCWCS) April 24-25, 2019 Kénitra, Morocco. https://eudl.eu/pdf/10.4108/eai.24-4-2019.2284210

• Imad Ez-Zazi, Mounir Arioua, Ahmed El Oualkadi, « Analysis of lossy compression and channel coding tradeoff for energy efficient transmission in low power communication systems », The 9th International Symposium on Signal, Image, Video and Communications (ISIVC 2018), 27-30 November 2018, Rabat, Morocco. https://ieeexplore.ieee.org/document/8709218

• Al Mehdi Bouchour, Andrés Echeverri, Olivier Latry, Pascal Dherbécourt, Ahmed El Oualkadi, « Modeling of Power GaN HEMT for Switching Circuits Applications Using Levenberg-Marquardt Algorithm », International Symposium on Advanced Electrical and Communication (ISAECT ’2018), November 21-23, 2018, Kenitra – Rabat, Morocco. https://ieeexplore.ieee.org/document/8618845

• Jihane El Asri, Samia Al Fallah, Mounir Arioua, Ahmed El Oualkadi, Alia Zekriti, « Vertical and Horizontal Compression Scheme Assessment in Cluster-Based WSNs », The 5th International IEEE Congress on Information Science and Technology (CiSt 2018), October 21-27, 2018, Marrakech, Morocco. https://ieeexplore.ieee.org/document/8596476

• Asmaa Hilmi, Soufiane Mezroui, Ahmed El Oualkadi, « Overview of Visual Cryptographic Systems Based on XOR Function », The 6th International Conference on Multimedia Computing and Systems (ICMCS 2018), May 10-12, 2018, Rabat, Morocco. https://ieeexplore.ieee.org/document/8525879

• Wadiâ Jouha, Pascal Dherbécourt, Eric Joubert, Ahmed El Oualkadi, « Etude et modélisation du comportement du MOSFET de puissance en Carbure de Silicium soumis à des contraintes thermiques et électriques », Journée Doctorale en Sciences et Technologies de l’Information (JDSTI’18), 12 Mai 2018, ENSA de Tanger, Tangier, Morocco.

• Younes El Assari, Mounir Arioua, Ahmed El Oualkadi, « Unequal Clustering with Multi-hop Routing approach for Wireless Sensor Networks », Journée Doctorale en Sciences et Technologies de l’Information (JDSTI’18), 12 Mai 2018, ENSA de Tanger, Tangier, Morocco.

• Asmaa Hilmi, Soufiane Mezroui, Ahmed El Oualkadi, « Extract of some results of Visual Cryptographic Systems Based on XOR Function », Journée Doctorale en Sciences et Technologies de l’Information (JDSTI’18), 12 Mai 2018, ENSA de Tanger, Tangier, Morocco.

• Samia Al Fallah, Mounir Arioua, Ahmed El Oualkadi, Jihane El Asri, « PLA Compression Schemes Assessment in Multi-hop Wireless Sensor Networks », The 9th International Conference on Ambient Systems, Networks and Technologies (ANT-2018), May 8-11, 2018, Porto, Portugal. https://www.sciencedirect.com/science/article/pii/S1877050918303910

• Samia Al Fallah, Mounir Arioua, Ahmed El Oualkadi, Jihane El Asri, « On the Performance of Piecewise Linear Approximation Techniques in WSNs », The International Conference on Advanced Communication Technologies and Networking (CommNet 2018), April 2-4, 2018, Marrakech, Morocco. https://ieeexplore.ieee.org/document/8360262

• Wadiâ Jouha, Ahmed El Oualkadi, Pascal Dherbécourt, Eric Joubert, Mohamed Masmoudi, « A New Extraction Method of SiC Power MOSFET Threshold Voltage using a Physical Approach », 3th IEEE- International Conference on Electrical and Information Technologies (ICEIT’17), November 15-18, 2017, Rabat, Morocco.  https://ieeexplore.ieee.org/document/8255289

• Younes El Assari, Mounir Arioua, Ahmed El Oualkadi, Imad Ez-Zazi. " Zone divisional approach for energy balanced clustering protocol in wireless sensor network". ICFNDS '17 Proceedings of the International Conference on Future Networks and Distributed Systems, Article No. 26, Cambridge, United Kingdom — July 19 - 20, 2017. ISBN: 978-1-4503-4844-7. link: https://dl.acm.org/citation.cfm?id=3102330 

• Imad Ez-Zazi, Mounir Arioua, Ahmed El Oualkadi, Younes El Assari. "Joint FEC/CRC coding scheme for energy constrained IOT devices". ICFNDS '17 Proceedings of the International Conference on Future Networks and Distributed Systems, Article No. 25, Cambridge, United Kingdom — July 19 - 20, 2017. ISBN: 978-1-4503-4844-7. link: https://dl.acm.org/citation.cfm?id=3102329

• Wadia Jouha, Eric Joubert, Mohamed Masmoudi, Ahmed El Oualkadi, Pascal Dherbécourt, « Modélisation en régime statique de MOSFETs SiC de puissance: comparaison de deux générations », Journées des jeunes Chercheurs en Génie Electrique, JCGE 2017, GDR Seeds CNRS, 30 mai – 1er juin 2017, Arras, France. 

• Imad Ez-zazi, Mounir Arioua, Ahmed El Oualkadi, Younes El Assari, « On the design of coding framework for energy efficient and reliable multi-hop sensor networks », The 8th International Conference on Ambient Systems, Networks and Technologies (ANT-2017), May 16-19 2017, Madeira, Portugal. https://www.sciencedirect.com/science/article/pii/S1877050917310013

• Wadia Jouha, Eric Joubert, Ahmed El Oualkadi, Pascal Dherbécourt, Mohamed Masmoudi, « Caractérisation électrothermique de MOSFETs au Carbure de Silicium de nouvelle génération », Congrès National De La Recherche en IUT (CNRIUT'2017), 4-5 mai 2017, Auxerre, France. 

• Zineb M'harzi, Mustapha Alami, Farid Temcamani, Abdellah Idrissi Ouali, Ahmed El Oualkadi. "High-q and high-frequency current-mode bandpass active-filter based on simplified CCCIIs". 2017 International Conference on Wireless Technologies, Embedded and Intelligent Systems (WITS 2017), 19-20 April 2017. ISBN: 978-1-5090-6682-7. http://ieeexplore.ieee.org/document/7934681/

• Aziz Mahboub, Mounir Arioua, El Mokhtar En-Naimi, Imad Ez-Zazi and Ahmed El Oualkadi, “Multi-zonal approach Clustering based on Stable Election Protocol in Heterogeneous Wireless Sensor Networks”, 4th International Colloquium on Information Science and Technology (CIST 2016), 24-26 october 2016, Tangier, Morocco. ISBN: 978-1-5090-0752-3  https://ieeexplore.ieee.org/document/7805018

• Sanae Taoufik, Ahmed El Oualkadi, Pascal Dherbécourt, Farid Temcamani, Bruno Delacressonniere, « Reliability and Failure Analysis of UHF-RFID Tags for Harsh Environments Applications », The 4th Advanced Electromagnetics Symposium, AES 2016, July 26 – 28, 2016, Malaga, Spain. https://metapublishing.org/index.php/MP/catalog/view/16/12/43-1

• Pascal Dherbécourt, Sanae Taoufik, Ahmed El Oualkadi, Farid Temcamani, Bruno Delacressonniere, « Vieillissements de tags uhf-rfid cou-plés à l’analyse physique des défaillances », Congrès National de la Recherche des IUT Institut Universitaire de Technologie, 8 – 9 juin, 2016, Nantes, France.

• Mounir Arioua, Imad Ez-Zazi, Ahmed El Oualkadi, Younes El Assari, « Multi-hop cluster based routing approach for wireless sensor networks », The 7th International Conference on Ambient Systems, Networks and Technologies (ANT-2016), 23-26 May 2016, Madrid, Spain. https://www.sciencedirect.com/science/article/pii/S1877050916303106

• Imad Ez-Zazi, Mounir Arioua, Ahmed El Oualkadi, « Adaptive Network Coded Cooperation For Wireless Sensor Network », Congrès Méditerranéen des Télécommunications CMT'2016, 12-13 mai 2016, Tétouan, Maroc. 

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, « A 100 μW 2.4 GHz CMOS LC VCO Exploring The Moderate Inversion Region », Congrès Méditerranéen des Télécommunications CMT'2016, 12-13 mai 2016, Tétouan, Maroc. 

• Wadia Jouha, Pascal Dherbécourt, Eric Joubert, Ahmed El Oualkadi, « Static Behavior Analysis of Silicon Carbide Power MOSFET for temperature variations » 2nd IEEE- International Conference on Electrical and Information Technologies (ICEIT’16), pp. 1-2, May 4-7, 2016, Tangier, Morocco. ISBN: 978-1-4673-8469-8  https://ieeexplore.ieee.org/document/7519605

• Imad Ez-Zazi, Mounir Arioua, Ahmed El Oualkadi, Aziz Mahboub, « Energy effectiveness of LDPC codes in large clustered wireless sensor network », Third international conference on WIreless Technologies embedded and intelligent Systems (WITS 2016), April 21-22, 2016, Kenitra, Morocco. 

• Younes El Assari, Mounir Arioua, Ahmed El Oualkadi, I. Ez-zazi, « Proposed IoT Framework for Environmental Monitoring », 2ème Conférence internationale JSSA’16 Journées scientifiques en science appliquées, Larache, Morocco, March 25-26, 2016.

• Imad Ez-zazi, Mounir Arioua, Ahmed El Oualkadi and Younes El Assari, « Energy efficiency analysis of ECC based on critical distance in low power wireless sensor network », 2ème Conférence internationale JSSA’16 Journées scientifiques en science appliquées, Larache, Morocco, March 25-26, 2016.

• Ahmed El Oualkadi, Sanae Taoufik, Pascal Dherbécourt, Farid Temcamani, « Fiabilité et Analyse Physique des Défaillances des Tags RFID UHF », Salon des industriels "Microwave & RF", 24 mars 2016, Paris, France. http://www.microwave-rf.com/

• Tarik Zarrouk, Moussa Elyahyaoui, Ali El Moussati, Ahmed El Oualkadi, « On 60GHz wireless link performance in indoor and outdoor environments based on IEEE 802.15.3c » IEEE International Conference on Electrical Engineering (ICEE’2015), December 13-15, 2015, Boumerdes, Algeria. https://ieeexplore.ieee.org/document/7416856

• Sanae Taoufik, Pascal Dherbécourt, Ahmed El Oualkadi, « Étude de la fiabilité des tags RFID pour la sans contact depuis des environnements extrêmes », 7ème journée des doctorants (JDD 2015), 11 Juin 2015, Rouen, France.

• Imad Ez-zazi, Mounir Arioua, Ahmed El Oualkadi « Reliable and energy-efficient error control coding for wireless sensor networks », Journée doctorale de physique JDP’15 de l’UAE, 16 Mai 2015, FS –Tétouan.

• Imad Ez-zazi, Mounir Arioua, Ahmed El Oualkadi and Younes El Assari, « Performance Analysis of Efficient Coding Schemes for Wireless Sensor Networks », The IEEE 3rd International Workshop on RFID And Adaptive Wireless Sensor Networks (RAWSN 2015) - In conjunction with the International Conference on NETworked sYStems (NETYS 2015). May 13-15, 2015, Agadir, Morocco.  https://ieeexplore.ieee.org/document/7173277

• Sanae Taoufik, Ahmed El Oualkadi, Pascal Dherbécourt, Bruno Delacressonniere, Farid Temcamani, « Performances et fiabilité d’un système d’identification RFID en bande UHF », TELECOM 2015 & 9ème JFMMA, 13-15 Mai 2015, Meknès, Maroc

• Sanae Taoufik, Ahmed El Oualkadi, Farid Temcamani, Bruno Delacressonniere, Pascal Dherbécourt, « Simulation and experimentation of an RFID system in the UHF band for the reliability of passive tags », Mediterranean Conference on Information & Communication Technologies'2015, May 7-9, 2015, Saïdia, Morocco  https://hal.archives-ouvertes.fr/hal-01341760/document

• Mohamed Hayouni, Ahmed El Oualkadi, Fethi Choubani, Tan Hoa Vuong, and Jacques David, “Design and Analysis of a Compact WLAN Band-Notched Monopole UWB Antenna,” The 30th Annual Review of Progress in Applied Computational Electromagnetics March 23-27, 2014 Jacksonville, Florida, USA. http://toc.proceedings.com/22535webtoc.pdf

• Ahmed El Oualkadi, « Design of Rectangular Ring Patch Antenna for ISM Band at 2.45 GHz ». 4th European Conference of Circuits Technology and Devices (ECCTD '13), October 29-31, 2013, Paris, France. ISBN: 978-960-474-341-4.
  http://www.wseas.us/e-library/conferences/2013/Paris/CCTC/CCTC-37.pdf

• Ahmed El Oualkadi, « Tunable CMOS RF Filter Design for New Generation of Mobile Communications 3GPP LTE ». 4th European Conference of Circuits Technology and Devices (ECCTD '13), October 29-31, 2013, Paris, France. ISBN: 978-960-474-341-4.
  http://www.wseas.us/e-library/conferences/2013/Paris/CCTC/CCTC-28.pdf

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, Yassin Laaziz, « Straightforward Methodology for Ultra Low Power Design of a RF LNA in 130 nm CMOS technology ». 4th European Conference of Circuits Technology and Devices (ECCTD '13), October 29-31, 2013, Paris, France. ISBN: 978-960-474-341-4. http://www.wseas.us/e-library/conferences/2013/Paris/CCTC/CCTC-07.pdf

• Mohamed Hayouni, Ahmed El Oualkadi, Fethi Choubani, Tân-Hoa Vuong, « Design and analysis of a compact printed WLAN band-notched UWB antenna design ». Colloque International Télécom’2013 & 8èmes JFMMA (TELECOM'13), 13-14 Mars 2013, Marrakech, Maroc. 

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, Yassin Laaziz, « Méthodologie de conception des circuits radiofréquences intégrés ultra faible consommation pour les communications sans fil ». 3ème édition des Journées Doctorales en Technologies de l'Information et de la Communication, JDTIC 2011, 7, 8 & 9 juillet 2011, Tanger, Maroc.

• Mohamed Hayouni, Ahmed El Oualkadi, Fethi Choubani, Tân-Hoa Vuong, Jacques David, « Broadband design of microstrip antennas: recent trends and developpements ». 3ème édition des Journées Doctorales en Technologies de l'Information et de la Communication, JDTIC 2011, 7, 8 & 9 juillet 2011, Tanger, Maroc.

• Mohamed Hayouni, Ahmed El Oualkadi, Fethi Choubani, Tân-Hoa Vuong, Jacques David, « Bandwidth enhancement by non uniform planar radiators ». 3ème édition des Journées Doctorales en Technologies de l'Information et de la Communication, JDTIC 2011, 7, 8 & 9 juillet 2011, Tanger, Maroc.

• Salima El Makhtari, Mohamed Moussaoui, Ahmed El Oualkadi, Hassan Samadi, « Hybrid ARQ schemes for high-speed wireless communication systems ». 3ème édition des Journées Doctorales en Technologies de l'Information et de la Communication, JDTIC 2011, 7, 8 & 9 juillet 2011, Tanger, Maroc.

• Ahmed El Oualkadi, « Mélangeur de fréquence à 60 GHz en technologie CMOS 65 nm pour la norme IEEE 802.15.3c dédié aux applications WPAN ». Colloque International Télécom’2011 & 7èmes JFMMA (TELECOM'11), 16-18 Avril 2011, Tanger, Maroc.

• Ahmed El Oualkadi, Mohamed Moussaoui, « Conception d'un filtre radiofréquence accordable et intégré en CMOS pour la nouvelle génération de communication mobile 3GPP LTE ». Colloque International Télécom’2011 & 7èmes JFMMA (TELECOM'11), 16-18 Avril 2011, Tanger, Maroc.

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, Fethi Choubani, Mohmaed Moussaoui, Yassin Laaziz, « Optimisation de la consommation d'un mélangeur radiofréquence en technologie CMOS pour les systèmes de communication sans fil de type ZigBee ». Colloque International Télécom’2011 & 7èmes JFMMA (TELECOM'11), 16-18 Avril 2011, Tanger, Maroc.

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, Mohmaed Moussaoui, Yassin Laaziz, « Méthodologie de conception d'un amplificateur à faible bruit en technologie CMOS pour les applications de très faible consommation ». Colloque International Télécom’2011 & 7èmes JFMMA (TELECOM'11), 16-18 Avril 2011, Tanger, Maroc.

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, Yassin Laaziz, « Optimisation de la Consommation d’un Amplificateur à Faible Bruit en Technologie CMOS pour les Applications dans la Bande des Fréquences ISM », 7èmes journées d’Optique et de Traitement de l’Information (OPTIQUE 2010), 21, 22 & 23 avril 2010, Tanger.

• Abdellah Idrissi Ouali, Ahmed El Oualkadi, Mohmaed Moussaoui, Yassin Laaziz, « Génération Automatique d’un Amplificateur à Faible Bruit Paramétrable en Technologie CMOS avec un Langage de Description Multi-Niveaux », 7èmes journées d’Optique et de Traitement de l’Information (OPTIQUE 2010), 21, 22 & 23 avril 2010, Tanger.

• H. El Ghailani, A. El Oualkadi, M. Moussaoui, « Analyse et Conception des Antennes Patch Circulaires avec Fentes pour les Applications ULB », 7èmes journées d’Optique et de Traitement de l’Information (OPTIQUE 2010), 21, 22 & 23 avril 2010, Tanger.

• B. Abdelkader, M. Moussaoui, A. El Oualkadi, O. Filali Meknassi, « Conception d’une Chaîne de Transmission Basée sur la Modulation Multi-porteuses », 7èmes journées d’Optique et de Traitement de l’Information (OPTIQUE 2010), 21, 22 & 23 avril 2010, Tanger.

• Omar Kassara, Ahmed El Oualkadi, « Conception d’Antenne Patch Rectangulaire 'Bague' Alimentée par la Ligne Micro-Ruban pour les Applications ULB», 7èmes journées d’Optique et de Traitement de l’Information (OPTIQUE 2010), 21, 22 & 23 avril 2010, Tanger.

• Ahmed El Oualkadi, « 5-GHz Low Phase Noise CMOS LC-VCO with PGS Inductor Suitable for Ultra-Low Power Applications ». Proceeding of the IEEE Mediterranean Microwave Symposium (MMS'09), Tangiers, Morocco, 15-17 November 2009. ISBN: 978-1-4244-4664-3
  https://ieeexplore.ieee.org/document/5409799

• A. El Oualkadi,  K. Faitah & A. Ait Ouahman, « mm-Wave CMOS Mixer Design in 65 nm Technology for 60 GHz Wireless Communications ». Proceeding of the IEEE Mediterranean Microwave Symposium (MMS'09), Tangiers, Morocco, 15-17 November 2009. ISBN: 978-1-4244-4664-3
  https://ieeexplore.ieee.org/document/5409796

• A. El Oualkadi, M. Es-saadi, E. Aithilli and A. Ait Ouahman, « Design of Switched Capacitor Q-Enhanced Filter in 0.18μm CMOS Technology for Applications in UHF Band ». Proceeding of the IEEE International Conference on Multimedia Computing and Systems (ICMCS'09), Ouarzazate, Morocco, 2-4 April 2009. ISBN: 978-1-4244-3757-3/09   https://ieeexplore.ieee.org/document/5256658

• A. El Oualkadi, K. Faitah and A. Ait Ouahman, « Etude et conception d’un mélangeur à double grille DG-MOSFET en technologie CMOS 65nm pour des applications à 60 GHz ». Colloque International Télécom’2009 & 6èmes JFMMA (TELECOM 09), 12-13 Mars 2009, Agadir, Maroc.

• K. Faitah, A. El Oualkadi, and A. Ait Ouahman, « Conception d'un mélangeur 1,9 GHz radiofréquence à cellule de Gilbert en technologie CMOS 0,18 µm Dédié à des applications de communication sans fil ». Colloque International Télécom’2009 & 6èmes JFMMA (TELECOM 09), 12-13 Mars 2009, Agadir, Maroc.

• K. Faitah, A. El Oualkadi, and A. Ait Ouahman, « Conception d'un amplificateur faible bruit (LNA) large bande [0,8 GHZ – 2,4 GHz], meilleur linéarisation en technologie CMOS 65 nm, dédié à des applications sans fil ». Colloque International Télécom’2009 & 6èmes JFMMA (TELECOM 09), 12-13 Mars 2009, Agadir, Maroc.

• A. El Oualkadi, K. Faitah and A. Ait Ouahman, « A 60 GHz DG MOSFET Mixer Design in CMOS 65 nm Technology for Wireless Communication ». Proceeding of the Conference of Information and Communication Technologies, Part of The 5th Congress of “Scientific Research Outlook and Technology Development in the Arab World, SRO5, Fez, Morocco, 26-27 October, 2008.

• M. Boulakroune, D. Benatia and A. El Oualkadi « Multiscale Deconvolution using Wavelet Transform for Improving the Depth Resolution in Secondary Ion Mass Spectrometry Analysis». Proceeding of the IEEE International conference on Signals, Circuits & Systems 2008 (SCS’08), pp. 1-6, 7-9 November, 2008, Nabeul, Tunisia. ISBN: 978-1-4244-2627-0  https://ieeexplore.ieee.org/document/4746882

• A. El Oualkadi, J-M Paillot and D; Flandre, « Time Jitter Effect of Control Circuit on High-Q Switched-Capacitor Filter for Radio-communication Applications». Proceeding of the 7th WSEAS International Conference on MICROELECTRONICS, NANOELECTRONICS, OPTOELECTRONICS (MINO '08), Istanbul, Turkey, May 27-30, 2008. ISSN: 1790-5117, ISBN: 978-960-6766-65-7
  http://www.wseas.us/e-library/conferences/2008/istanbul/mino-maase/mino-maase_13.pdf

• A. El Oualkadi, and D. Flandre, « A Straightforward Delta-Sigma Fractional-N Phase-Locked Loop HDL Design for RF Applications ». Proceeding of the 7th WSEAS International Conference on MICROELECTRONICS, NANOELECTRONICS, OPTOELECTRONICS (MINO '08), Istanbul, Turkey, May 27-30, 2008. ISSN: 1790-5117, ISBN: 978-960-6766-65-7.  https://dl.acm.org/citation.cfm?id=1415581

• K. Faitah, A. El Oualkadi, A. Ait Ouahman, « Conception d'un mélangeur radiofréquence à 1,9 GHz en technologie CMOS 0,18µm dédié à des applications de communication sans fil ». Les 6èmes Journées d’Optique et de Traitement de l’Information 17 et 18 avril 2008, Mohammedia, Maroc.

• M. Boulakroune, D. Benatia, N. Slougui and A. El Oualkadi, « Tikhonov-Miller Regularization with a Denoisy and Deconvolved Signal as Model of Solution for Improvement of Depth Resolution in SIMS Analysis». Proceeding of the 3rd IEEE International Conference on Information & Communication Technologies 2008 (ICTTA’08), Damascus, Syria, 7-11 April 2008, pp: 325–326. ISBN: 978-1-4244-1751-3
    https://ieeexplore.ieee.org/document/4530065/

• A. El Oualkadi and D. Flandre, « Systematic HDL Design of a Delta-Sigma Fractional-N Phase-Locked Loop for Wireless Applications ». Proceeding of the IEEE Computer Society Annual Symposium on VLSI 2008 (ISVLSI'08), Montpellier France, 7-9 April 2008, pp: 173-178. ISBN: 978-0-7695-3291-2
  https://www.computer.org/csdl/proceedings-article/2008/isvlsid/12OmNAYoKml/12OmNBEYzML

• A. El Oualkadi, J. M. Paillot, S. Belkouch and D. Flandre, « A CMOS High-Q LC Eight-Path Bandpass Filter for Wireless Broadband Applications ». Proceeding of the 14th IEEE International Conference on Electronics, Circuits and Systems 2007, Marrakech, Morocco, 11-14 December 2007, pp: 359–362. ISBN: 1-4244-1378-8.   https://ieeexplore.ieee.org/document/4511004

• A. El Oualkadi, M. El Kaamouchi, J.M. Paillot, D. Vanhoenacker-Janvier, and D. Flandre, « Fully Integrated High-Q Switched Capacitor Bandpass Filter with Center Frequency and Bandwidth Tuning ». Proceeding of the IEEE International Radio Frequency Integrated Circuits (RFIC) Symposium 2007, Hawaii, USA, 3-5 June 2007, pp:681-684. ISBN: 1-4244-0531-9. https://ieeexplore.ieee.org/document/4266522

• A. El Oualkadi and D. Flandre, « Analyse système des spécifications d'un récepteur utilisant une modulation O-QPSK pour des applications ZigBee». Proceeding of TAISA 2006 (7ème colloque sur le Traitement Analogique de l'Information, du Signal et ses Applications), pp. 109-112, Strasbourg, 19-20 october 2006, France.

• A. El Oualkadi and D. Flandre, «Synthèse d’une PLL N-fractionnaire avec VHDL-AMS pour systèmes de communication sans fil de type ZigBee ». Proceeding of TAISA 2006 (7ème colloque sur le Traitement Analogique de l'Information, du Signal et ses Applications), pp. 123-126, Strasbourg, 19-20 october 2006, France.

• A. El Oualkadi, D. Cordeau and J. M. Paillot, « High-Q CMOS LC Pseudo Switched-Capacitor Bandpass Filter with Center Frequency Tuning». IEEE International Symposium on Circuits and Systems (ISCAS’2006), pp. 3906-3909, May 21-24, 2006, Island of Kos, Greece. ISBN: 0-7803-9390-2   https://ieeexplore.ieee.org/document/1693482

• A. El Oualkadi, J. M. Paillot and R. Allam, « High-Q 8-path Bandpass Filters Design for Broadband Wireless Radio-communication ». Proceeding of the IEEE European Conference on Wireless Technology (EuMC’2005), Paris, pp. 301-304, October 3-7, 2005, France. ISBN: 2-9600551-0-1    https://ieeexplore.ieee.org/document/1693482

• A. El Oualkadi et J. M. Paillot, « Conception d’un filtre agile à fort facteur de qualité en technologie BiCMOS pour les radiocommunications sans fil ». 8èmes Journées Nationales du Réseau Doctoral de Microélectronique (JNRDM’05), pp. 433-435, 10-12 mai 2005, Paris. 

• A. El Oualkadi, J. M. Paillot, H. Guegnaud and R. Allam, « Filtres à Capacités Commutées Accordables à Fort Facteurs de Qualité en Technologie CMOS 0.35 µm ». Proceeding of the IEEE International Conference: Sciences of Electronic, Technologies of Information and Telecommunications, ref. 214, 15-20 Mars 2004, Sousse, Tunisia. ISBN: 9973-41-902-2

• A. El Oualkadi, J. M. Paillot, H. Guegnaud and R. Allam, « A Novel Q-Enhanced LC Switched-Capacitor Bandpass Filter for Digital Wireless RF Applications ». Proceeding of the IEEE IMS/RFIC Symposium, pp. 659-662, June 6-8, 2004, Fort Worth TX, USA. ISBN: 0-7803-8333-8   https://ieeexplore.ieee.org/document/1320707

• A. El Oualkadi, J. M. Paillot, H. Guegnaud and R. Allam, « Design of High-Q Switched Capacitor Filter Tunable over a RF Broadband for Wireless Applications ». Proceeding of the IEEE Mediterranean Microwave Symposium (MMS’2004), session 1C, June 1-3, 2004, Marseille, France.

• A. El Oualkadi, J. M. Paillot et R. Allam, « Effet du jitter des signaux de commande sur un filtrage à capacités commutées ». 7èmes Journées Nationales du Réseau Doctoral de Microélectronique (JNRDM’04), pp. 251-253, 4-6 mai 2004, Marseille.  

• J. M. Paillot, A. El Oualkadi, H. Guegnaud and R. Allam, « Switched Capacitor Bandpass Filter Tuned by Ring VCO in CMOS 0.35 µm ». Proceeding of the IEEE IMS/RFIC Symposium, pp. 119-122, June 7-14, 2003, Philadelphia, USA. https://ieeexplore.ieee.org/document/1213907. ISBN: 0-7803-7694-3

• A. El Oualkadi, J. M. Paillot et R. Allam, « Analyse Comparative des Filtres Accordables RC et LC à Capacités Commutées en Radiofréquences ». 13émes Journées Nationales Microondes (J.N.M’03), pp. 416-417, 21-23 mai 2003, Lille.

• A. El Oualkadi, J. M. Paillot et R. Allam, « Analyse et conception des filtres RC et LC à transfert de charges accordables pour des applications radiofréquences ». 6èmes Journées Nationales du Réseau Doctoral de Microélectronique (JNRDM’03), pp. 59-60, 14-16 mai 2003, Toulouse.