YAQUB MAHNASHI

Assistant Professor | EE Department | KFUPM

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Research Areas:

  • Low power DC-DC converters using Switched-Capacitor toplogy. Possible applications: On-chip power managment unit, energy harvesting circuits, Wireless sensor nodes.
  • Low power and low frequncy analog filters. Possible applications: Biomedical systems.

Funded Projects:

  • Y. Mahnashi (PI) and M. Abulemattii (Mentor) "Invistgation of muliple-input multiple-output switched-capacitor converters" KFUPM-Deanship of Scietifc Research, Dhahran, Saudi Arabia. (ongoing)
  • Y. Mahnashi (PI) and Fang Z. Peng (Co-I) "Fabricating Switched-capacitor converter circuit" MOSIS, CA, USA. (completed)

 

Publications:

    Journals:

[J5] Y. Mahnashi and F. Z. Peng ‘A Monolithic Voltage-Scalable Fibonacci Switched-Capacitor DC–DC Converter With Intrinsic Parasitic Charge Recycling," in IEEE Transactions on Very Large Scale Integration (VLSI) Systems, vol. 27, no. 5, pp. 1105-1113, May 2019.

[J4] V. Subburaj, D. Jena, P. Perumal and Y. Mahnashi "High Efficiency Two-phase Switched-capacitor Converter with Seven Distinct Negative Voltage Ratios for Power Saving Applications," International Journal of Electronics Letters, 1-6, April 2019.

[J3] Y. Mahnashi and F. Z. Peng ‘Generalization of the fundamental limit theory in a switched-capacitor converter," IEEE Transactions on Power Electronics, vol. 32, no. 9, pp. 6673-6676, Sept 2017.

[J2] H. Alzaher, N. Tasadduq and Y. Mahnashi, "A Highly Linear Fully Integrated Powerline Filter for Biopotential Acquisition Systems," in IEEE Transactions on Biomedical Circuits and Systems, vol. 7, no. 5, pp. 703-712, Oct. 2013.

[J1] Y. Mahnashi and H. Alzaher. "Applying the Difference Term Approach for Low Frequency Biomedical Filter." J. Biosensors and Bioelectronics, S11:004 2012. (invited).

Patents:

[P2] Y. Mahnashi, "A Fully Integrated Self-Reconfigurable Fibonacci Switched-Capacitor DC-DC Converter," Under processing, U.S. Patent and Trademark Office.

[P1] Y. Mahnashi and H. Alzaher. "Low frequency filter for biomedical applications." U.S. Patent No. 8,866,542. 21 Oct. 2014.

Technical Conferences:

[C8] Y. Mahnashi and F. Z. Peng ‘Towards Monolothic DC-DC Converters’, GEM-ASEE PhD Doctoral Research Showcase, Washignton DC, 22-23 Jan 2018. (Poster only)

[C7] Y. Mahnashi and F. Z. Peng ‘Systematic approach to optimal sc converter synthesis for multi voltage-gain-ratio applications," to appear in IEEE Workshop on Control and Modeling for Power Electronics (COMPEL) Proceedings, 2017.

[C6] Y. Mahnashi and F. Z. Peng ‘Smart Solar Cell: Concept and Design’, MSU Engineering Graduate Research Symposium, East Lansing, 31 March 2017. (Poster only)

[C5] Y. Mahnashi and F. Z. Peng ‘Variable Fibonacci Switched-capacitor Converter Synthesis’ MSU Engineering Graduate Research Symposium, 31 Mar 2017. (Poster only)

[C4] Y. Mahnashi, H. Alzaher and N. Tasadduq, "A low frequency low pass filter based on R2R-differnce term-combined-approach," 2013 The International Conference on Technological Advances in Electrical, Electronics and Computer Engineering (TAEECE), Konya, Turkey 2013.

[C3] H. Alzaher, N. Tasadduq and Y. Mahnashi, "Enhancing low frequency operation of active-RC filters employing R-2R networks,"  2013 The International Conference on Technological Advances in Electrical, Electronics and Computer Engineering (TAEECE), Konya, Turkey 2013.

[C2] H. Alzaher, N. Tasadduq, and Y. Mahnashi, "An Integrated Active-RC Powerline Notch Filter for Biopotential Acquisition Devices." BIODEVICES Conference 2012.

[C1] Y. Mahnashi and H. Alzaher ‘Applying the Difference Term Approach for Low Frequency Biomedical Filter’ International Conference and Exhibition on Biosensors & Bioelectronics, Las Vegas, USA May 2012.

Copyright© 2018 Yaqub Mahnashi