Ahmed Abdelaal

According to our database, Ahmed Abdelaal authored at least 15 papers between 2019 and 2025.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2025

ΔΣ Modulators Employing MASH DSM DAC-Based Dual Quantization.

Ahmed Abdelaal, Michael Pietzko, John G. Kauffman, Ankesh Jain, Maurits Ortmanns

IEEE Trans. Circuits Syst. I Regul. Pap., January, 2025

PSumSim: A Simulator for Partial-Sum Quantization in Analog Matrix-Vector Multipliers.

Joschua Conrad, Simon Wilhelmstätter, Holger Mandry, Paul Kässer, Ahmed Abdelaal, Rohan Asthana, Vasileios Belagiannis, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2025

Analysis of Dynamic Errors in Tri-level DACs for Continuous-Time Delta-Sigma Modulators.

Ahmed Abdelaal, Björn Driemeyer, Joschua Conrad, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2025

A Direct Digitizing, 1MHz Bandwidth, 28fA/√Hz Current Sensing Front-End Based on a Mixed-Signal Integrator-Differentiator TIA in 28nm CMOS.

David-Peter Wiens, Ahmed Abdelaal, Bjoern Driemeyer, Joachim Becker, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE Custom Integrated Circuits Conference, 2025

A Calibration-free 80MHz CT DSM Using Dual Quantization and ISI Shuffler Achieving 106.2dB SFDR.

Ahmed Abdelaal, John G. Kauffman, Joachim Becker, Matteo Dalla Longa, Francesco Conzatti, Maurits Ortmanns

Proceedings of the IEEE Custom Integrated Circuits Conference, 2025

2024

A 600MS/s 10-bit SAR ADC with unit via-based delta-length C-DAC in 22nm FDSOI.

Michael Pietzko, Jonathan Ungethüm, Ahmed Abdelaal, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2024

Using Negative-R Assisted Integrators in Wide-band Delta-Sigma Modulators.

Ahmed Abdelaal, Michael Pietzko, Jonathan Ungethüm, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2024

2023

A Chopped 6-bit 1.6 GS/s SAR ADC Utilizing Slow Decision Information in 22 nm FDSOI.

Jonathan Ungethüm, Michael Pietzko, Ahmed Abdelaal, John G. Kauffman, Maurits Ortmanns

Proceedings of the 49th IEEE European Solid State Circuits Conference, 2023

2022

A 0.9-V DAC-Calibration-Free Continuous-Time Incremental Delta-Sigma Modulator Achieving 97-dB SFDR at 2 MS/s in 28-nm CMOS.

Mohamed A. Mokhtar, Ahmed Abdelaal, Markus Sporer, Joachim Becker, John G. Kauffman, Maurits Ortmanns

IEEE J. Solid State Circuits, 2022

2021

Influence of Excess Loop Delay on the STF of Continuous-Time Delta-Sigma Modulators.

Michael Pietzko, Johannes Wagner, Ahmed Abdelaal, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2021

FIR Filter with Symmetric Non-Equal Coefficients for CT Delta-Sigma Modulators.

Ahmed Abdelaal, Michael Pietzko, Mohamed A. Mokhtar, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2021

A 0.9-V Calibration-Free 97dB-SFDR 2-MS/s Continuous Time Incremental Delta-Sigma ADC Utilizing Variable Bit Width Quantizer in 28nm CMOS.

Mohamed A. Mokhtar, Ahmed Abdelaal, Markus Sporer, Joachim Becker, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE Custom Integrated Circuits Conference, 2021

2020

FIR DACs in CT Incremental Delta-Sigma Modulators.

Mohamed A. Mokhtar, Patrick Vogelmann, Ahmed Abdelaal, John G. Kauffman, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

A Comparative Study of ISI Errors in Different DAC Structures for CT Delta-Sigma Modulators.

Ahmed Abdelaal, John G. Kauffman, Mohamed A. Mokhtar, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2020

2019

Effective Filtering of Requantization Error in Dual Quantized CTDSM using FIR DAC.

Ankesh Jain, Ahmed Abdelaal, Maurits Ortmanns

Proceedings of the IEEE International Symposium on Circuits and Systems, 2019