Publikationen (Gesamt)

2021

553.
Pietzko, M.; Wagner, J.; Abdelaal, A.; Kauffman, J. G.; Ortmanns, M.
Influence of Excess Loop Delay on the STF of Continuous-Time Delta-Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Daegu, Korea (Online)
Mai 2021
552.
Mandry, H.; Müelich, S.; Becker, J.; Fischer, R.; Ortmanns, M.
Using Polynomial Interpolation for Reproducing Multi-Valued Responses of Physical Unclonable Functions on FPGAs
IEEE International Symposium on Circuits and Systems (ISCAS)
Mai 2021
DOI:10.1109/ISCAS51556.2021.9401501
551.
Mokhtar, M. A.; Abdelaal, A.; Sporer, M.; Becker, J.; Kauffman, J. G.; Ortmanns, M.
A 0.9-V Calibration-Free 97dB-SFDR 2-MS/s Continuous­Time Incremental Delta-Sigma ADC Utilizing Variable Bit-Width Quantizer in 28nm CMOS
IEEE Custom Integrated Circuits Conference (CICC), Texas, USA (Virtual)
April 2021
550.
Rajabzadeh, M.; Ungethüm, J.; Herkle, A.; Schilpp, C.; Becker, J.; Fauler, M.; Wittekindt, O.; Frick, M.; Ortmanns, M.
A PCB Based 24-Ch. MEA-EIS Allowing Fast Measurement of TEER
IEEE Sensor Journal
März 2021
DOI:10.1109/JSEN.2021.3067823
549.
Luo, Y.; Ortmanns, M.
Input Referred Noise of VCO-Based Comparators
IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 68, no. 1, pp. 82-86
Januar 2021
DOI:10.1109/TCSII.2020.3008260
548.
Conrad, J.; Jiang, B.; Kässer, P.; Belagiannis, V.; Ortmanns, M.
Nonlinearity Modeling for Mixed-Signal Inference Accelerators in Training Frameworks
28th IEEE International Conference on Electronics, Circuits, and Systems (ICECS), pp. 1-4
2021
DOI:10.1109/ICECS53924.2021.9665503

2020

547.
Wagner, J.; Vogelmann, P.; Ortmanns, M.
An Automated Design Environment for CT Incremental Sigma-Delta ADCs
27th IEEE International Conference on Electronics, Circuits and Systems (ICECS)
November 2020
546.
Abdelaal, A.; Kauffman, J. G.; Mokhtar, M. A.; Ortmanns, M.
A Comparative Study of ISI Errors in Different DAC Structures for CT Delta-Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Sevilla, Spain
Oktober 2020
545.
Reich, S.; Sporer, M.; Ortmanns, M.
A self-compensated, low-offset Voltage Buffer for Input Impedance Boosting in Chopped Neural Front-ends
IEEE International Symposium on Circuits and Systems (ISCAS), Seville, Spain
Oktober 2020
544.
Herkle, A.; Rossak, P.; Mandry, H.; Becker, J.; Ortmanns, M.
Comparison of measurement and readout strategies for RO-PUFs on Xilinx Zynq-7000 SoC FPGAs
IEEE International Symposium on Circuits and Systems (ISCAS), Seville, Spain
Oktober 2020
543.
Herkle, A.; Mandry, H.; Becker, J.; Reich, S.; Sporer, M.; Ortmanns, M.
Extracting Weak PUFs from Differential Nonlinearity of Digital-to-Analog Converters
IEEE International Symposium on Circuits and Systems (ISCAS), Seville, Spain
Oktober 2020
542.
Mokhtar, M. A.; Vogelmann, P.; Abdelaal, A.; Kauffman, J. G.; Ortmanns, M.
FIR DACs in CT Incremental Delta-Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Sevilla, Spain
Oktober 2020
541.
Herkle, A.; Mandry, H.; Becker, J.; Ortmanns, M.
Live Demonstration: Generating FPGA Fingerprints utilizing Full-Chip Characterization with Ring-Oscillator PUFs
IEEE International Symposium on Circuits and Systems (ISCAS), Seville, Spain
Oktober 2020
540.
Vogelmann, P.; Wagner, J.; Ortmanns, M.
A 14b, Twofold Time-Interleaved Incremental ΔΣ ADC Using Hardware Sharing
IEEE Transactions on Circuits and Systems I: Regular Papers
Juli 2020
DOI:10.1109/TCSI.2020.3011362
539.
Rajabzadeh, M.; Häberle, M.; Becker, J.; Ortmanns, M.
Comparison Study of DAC Realizations in Current Input CTΣΔ Modulators
IEEE Transactions on Circuits and Systems II: Express Briefs
Juli 2020
DOI:10.1109/TCSII.2020.3007964
538.
Conrad, J.; Vogelmann, P.; Mokhtar, M. A.; Ortmanns, M.
Design Approach for Ring Amplifiers
IEEE Transactions on Circuits and Systems I: Regular Papers
April 2020
DOI:10.1109/TCSI.2020.2986553
537.
Mandry, H.; Herkle, A.; Müelich, S.; Becker, J.; Fischer, R.; Ortmanns, M.
Normalization and Multi-Valued Symbol Extraction from RO-PUFs for Enhanced Uniform Probability Distributions
IEEE Transactions on Circuits and Systems--II: Express Briefs
März 2020
DOI:10.1109/TCSII.2020.2980748
536.
Wagner, J.; Vogelmann, P.; Ortmanns, M.
Performance Evaluation of Incremental Sigma-Delta ADCs Based on their NTF
IEEE Transactions on Circuits and Systems—II: Express Briefs (Early Access)
März 2020
535.
Qi, L.; Jain, A.; Jiang, D.; Sin, S.-W.; Martins, R. P.; Ortmanns, M.
A 76.6-dB-SNDR 50-MHz-BW 29.2-mW Multi-Bit CT Sturdy MASH With DAC Non-Linearity Tolerance
IEEE Journal of Solid-State Circuits
Februar 2020
DOI:10.1109/JSSC.2019.2942359
534.
Lanniel, A.; Boeser, T.; Alpert, T.; Ortmanns, M.
Noise Analysis of Charge-Balanced Readout Circuits for MEMS Accelerometers
IEEE Transactions on Circuits and Systems I: Regular Papers
2020
DOI:10.1109/TCSI.2020.3034159

2019

533.
Wagner, J.; Vogelmann, P.; Ortmanns, M.
On the Signal Filtering Property of CT Incremental Sigma-Delta ADCs
IEEE Transactions on Circuits and Systems—II: Express Briefs
November 2019
532.
Rajabzadeh, M.; Ungethüm, J.; Herkle, A.; Schilpp, C.; Fauler, M.; Wittekindt, O.; Ortmanns, M.
A 24-Ch. Multi-Electrode Array Allowing Fast EIS to Determine Transepithelial Electrical Resistance
2019 IEEE Biomedical Circuits and Systems Conference (BioCAS), Nara, Japan
Oktober 2019
531.
Mokhtar, M. A.; Vogelmann, P.; Haas, M.; Ortmanns, M.
A 94.3 dB SFDR, 91.5 dB DR, 200 kS/s CT Incremental Delta-Sigma Modulator with Differentially Reset FIR Feedback
IEEE Solid-State Circuits Letter, September 2019 - Presented on IEEE European Solid-State Circuits conference (ESSDERC/ESSCIRC), Krakow, Poland
September 2019
530.
Rajabzadeh, M.; Häberle, M.; Jain, A.; Ortmanns, M.
An Integrated Readout for Current Sensing Based on a Sigma Delta Modulator with Switched Capacitor Feedback
IEEE European Solid-State Circuits conference (ESSDERC/ESSCIRC), Krakow, Poland
September 2019
529.
Nikas, A.; Jambunathan, S.; Klein, L.; Völker, M.; Ortmanns, M.
A Continuous-Time Delta-Sigma Modulator Using a Modified Instrumentation Amplifier and Current Reuse DAC for Neural Recording
IEEE Journal of Solid-State Circuits PP(99):1-13
August 2019
DOI:10.1109/JSSC.2019.2931811