Publikationen_Bearbeitung

Artikel

624.

Dalla Longa, M.; Conzatti, F.; Ismail, O.; Abdelaal, A.; Kauffman, J. G.; Ortmanns, M.
A 470-μW, 102.6-dB DR, 20-kHz BW Calibration-Free ΔΣ Modulator With SFDR in Excess of 110 dBc Using an Intrinsically Linear 13-Level DAC
IEEE Journal of Solid-State Circuits ( Early Access ), Page(s): 1 - 0
April 2025

DOI:	10.1109/JSSC.2025.3553310

623.

Driemeyer, B.; Mandry, H.; Wiens, D.-P.; Becker, J.; Kauffman, J. G.; Ortmanns, M.
17.5 An Eye-Opening Arbiter PUF for Fingerprint Generation Using Auto-Error Detection for PVT-Robust Masking and Bit Stabilization Achieving a BER of 2e-8 in 28nm CMOS
IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, CA, USA
Februar 2025

622.

Mayer, M.; Reich, S.; Mandry, H.; Ortmanns, M.
A Rapid-Prototyping Platform for Active Stents Utilizing Device Decapsulation for Miniaturization
31st IEEE International Conference on Electronics, Circuits and Systems (ICECS)
Januar 2025

DOI:	10.1109/ICECS61496.2024.10848908

621.

Mandry, H.; Driemeyer, B.; Becker, J.; Ortmanns, M.
Investigation of the Influence of Multi-Valued Symbol Extraction on PUF Randomness
31st IEEE International Conference on Electronics, Circuits and Systems (ICECS)
Januar 2025

DOI:	10.1109/ICECS61496.2024.10849251

620.

Aziz, M.; Kässer, P.; Ibrahim, S.; Ortmanns, M.
A Comparative Study of Incremental ΔΣ Analog-to-Digital Converter Architectures with Extended Order and Resolution
MDPI Electronics 2025, 14, 372
Januar 2025

DOI:	10.3390/electronics14020372

619.

Mandry, H.; Ruchti, J.; Nowakowski, J.; Pehl, M.; Ortmanns, M.
Protection of Oscillator-Based PUFs against Side Channel Analyses by Random Interruption
IACR Transactions on Cryptographic Hardware and Embedded Systems, Vol. 2025 No. 2, 460-488
2025

DOI:	10.46586/tches.v2025.i2.460-488

618.

Sporer, M.; Graber, N.; Mayer, M.; Reich, S.; Stieglitz, T.; Ortmanns, M.
An ultra-miniaturized Neural Recording μASIC for the NeuroBus Implant
IEEE Biomedical Circuits and Systems Conference (BioCAS), Xi'an, China, pp. 1-5
Dezember 2024

DOI:	10.1109/BioCAS61083.2024.10798303

617.

Conrad, J.; Wilhelmstätter, S.; Asthana, R.; Belagiannis, V.; Ortmanns, M.
Differentiable Cost Model for Neural-Network Accelerator Regarding Memory Hierarchy
IEEE Transactions on Circuits and Systems I: Regular Papers ( Early Access )
Oktober 2024

DOI:	10.1109/TCSI.2024.3476534

616.

Conrad, J.; Kauffman, J. G.; Wilhelmstätter, S.; Asthana, R.; Belagiannis, V.; Ortmanns, M.
Confidence Estimation and Boosting for Dynamic-Comparator Transient-Noise Analysis
22nd IEEE Interregional NEWCAS Conference (NEWCAS)
September 2024

DOI:	10.1109/NewCAS58973.2024.10666354

615.

Abdelaal, A.; Pietzko, M.; Kauffman, J. G.; Jain, A.; Ortmanns, M.
ΔΣ Modulators Employing MASH DSM DAC-Based Dual Quantization
IEEE Transactions on Circuits and Systems I: Regular Papers ( Volume: 72, Issue: 1, Page(s) 71-84, January 2025)
August 2024

DOI:	10.1109/TCSI.2024.3448224

614.

Abdelaal, A.; Pietzko, M.; Ungethüm, J.; Kauffman, J. G.; Ortmanns, M.
Using Negative-R Assisted Integrators in Wide-band Delta-Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Singapore
Juli 2024

DOI:	10.1109/ISCAS58744.2024.10558442

613.

Wilhelmstätter, S.; Conrad, J.; Upadhyaya, D.; Polian, I.; Ortmanns, M.
Enabling Power Side-Channel Attack Simulation on Mixed-Signal Neural Network Accelerators
IEEE International Conference on Omni-Layer Intelligent Systems (COINS), London, UK
Juli 2024

612.

Dalla Longa, M.; Conzatti, F.; Ismail, O.; Kauffman, J. G.; Ortmanns, M.
A 470μW, 102.6dB-DR, 20kHz BW Calibration-Free ΔΣ Modulator with SFDR in Excess of 110dBc using an Intrinsically Linear 13-Level DAC
IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits), Honolulu, HI, USA, 2024, pp. 1-2
Juni 2024

DOI:	10.1109/VLSITechnologyandCir46783.2024.10631405

611.

Wiens, D.-P.; Driemeyer, B.; Ortmanns, M.
A Mixed-Signal TIA with Input Restoring ADC
IEEE International Symposium on Circuits and Systems (ISCAS), Singapore
Mai 2024

DOI:	10.1109/ISCAS58744.2024.10557979

610.

Kässer, P.; Ismail, O.; Wiens, D.-P.; Ortmanns, M.
Offset Cancellation in Incremental ∆Σ ADCs
IEEE International Symposium on Circuits and Systems (ISCAS), Singapore
Mai 2024

DOI:	10.1109/ISCAS58744.2024.10557952

609.

Kässer, P.; Kaltenstadler, S.; Conrad, J.; Wagner, J.; Ismail, O.; Ortmanns, M.
Stability Prediction of Δ∑ Modulators using Artificial Neural Networks
IEEE International Symposium on Circuits and Systems (ISCAS), Singapore
Mai 2024

DOI:	10.1109/ISCAS58744.2024.10557868

608.

Pietzko, M.; Ungethüm, J.; Abdelaal, A.; Kauffman, J. G.; Ortmanns, M.
A 600MS/s 10-bit SAR ADC with unit via-based delta-length C-DAC in 22nm FDSOI
IEEE International Symposium on Circuits and Systems (ISCAS), Singapore
Mai 2024

DOI:	10.1109/ISCAS58744.2024.10558087

607.

Driemeyer, B.; Mandry, H.; Wiens, D.-P.; Becker, J.; Ortmanns, M.
Optimisation of RO-PUF Design Parameters for Minimising the Effective Area per PUF Bit
IEEE International Symposium on Circuits and Systems (ISCAS), Singapore
Mai 2024

DOI:	10.1109/ISCAS58744.2024.10558478

606.

Conrad, J.; Wilhelmstätter, S.; Asthana, R.; Belagiannis, V.; Ortmanns, M.
Too-Hot-to-Handle: Insights into Temperature and Noise Hyperparameters for Differentiable Neural-Architecture-Searches
6th IEEE International Conference on Artificial Intelligence Circuits and Systems (AICAS), Abu-Dhabi, UAE
April 2024

DOI:	10.1109/AICAS59952.2024.10595971

605.

Kässer, P.; Wagner, J.; Ismail, O.; Ortmanns, M.
Inner Transfer Functions in Incremental ΔΣ ADCs
IEEE Transactions on Circuits and Systems II: Express Briefs
April 2024

DOI:	10.1109/TCSII.2024.3390397

604.

Wilhelmstätter, S.; Conrad, J.; Upadhyaya, D.; Polian, I.; Ortmanns, M.
Attacking a Joint Protection Scheme for Deep Neural Network Hardware Accelerators and Models
6th IEEE International Conference on Artificial Intelligence Circuits and Systems (AICAS), Abu Dhabi, UAE
April 2024

DOI:	10.1109/AICAS59952.2024.10595935

603.

Ismail, O.; Kässer, P.; Kauffman, J. G.; Ortmanns, M.
Non-Ideal Reset in Incremental Delta-Sigma ADCs
IEEE 22nd Interregional NEWCAS Conference Sherbrooke, Quebec, Canada
April 2024

602.

Asthana, R.; Conrad, J.; Dawoud, Y.; Ortmanns, M.; Belagiannis, V.
Multi-conditioned Graph Diffusion for Neural Architecture Search
Transactions on Machine Learning Research
März 2024
ISSN: 2835-8856

Weblink:

https://openreview.net/forum?id=5VotySkajV

601.

Sporer, M.; Vasilaș, I.-G.; Adžemović, A.; Graber, N.; Reich, S.; Gueli, C.; Eickenscheidt, M.; Diester, I.; Stieglitz, T.; Ortmanns, M.
NeuroBus - Architecture for an Ultra-Flexible Neural Interface
IEEE Transactions on Biomedical Circuits and Systems ( Early Access ), Pages: 1 - 16
Januar 2024

DOI:	10.1109/TBCAS.2024.3354785

600.

Ismail, O.; Kässer, P.; Kauffman, J. G.; Ortmanns, M.
DAC Element Mismatch Shaping Algorithms in Incremental Delta-Sigma ADCs
IEEE International Symposium on Circuits and Systems (ISCAS), Singapore
Januar 2024

DOI:	10.1109/ISCAS58744.2024.10558337

599.

Kässer, P.; Wagner, J.; Ismail, O.; Driemeyer, B.; Ortmanns, M.
Quantizer Gain in Incremental Delta-Sigma ADCs
30th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Istanbul, Turkiye, pp. 1-4
Dezember 2023

DOI:	10.1109/ICECS58634.2023.10382904

598.

Driemeyer, B.; Kässer, P.; Mandry, H.; Wiens, D.-P.; Ortmanns, M.
A Feasibility Study on a Switched-Capacitor Based PUF in 28 nm Technology
30th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Istanbul, Turkiye
Dezember 2023

DOI:	10.1109/ICECS58634.2023.10382899

597.

Driemeyer, B.; Kässer, P.; Ortmanns, M.
Optimum Position of Digital DAC Error Correction relative to the Decimation Filter in ΔΣ ADCs
30th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Istanbul, Turkiye
Dezember 2023

DOI:	10.1109/ICECS58634.2023.10382885

596.

Wiens, D.-P.; Sporer, M.; Driemeyer, B.; Ortmanns, M.
A Mixed-Signal Integrator-Differentiator-TIA
IEEE Transactions on Circuits and Systems--II: Express Briefs
September 2023

DOI:	10.1109/TCSII.2023.3318725

595.

Kässer, P.; Ismail, O.; Wagner, J.; Fischer, R.; Ortmanns, M.
Frequency-Domain Analysis of Reconfigured Incremental ΔΣ ADCs on the Example of the Exponential Phase
IEEE Transactions on Circuits and Systems I: Regular Papers
September 2023

DOI:	10.1109/TCSI.2023.3310655

594.

Mokhtar, M. A.; Ismail, O.; Vogelmann, P.; Kauffman, J. G.; Ortmanns, M.
A 40 kS/sCalibration-Free Incremental △Σ ADC Achieving 104 dB DR and 105.7 dB SFDR
ESSCIRC 2023- IEEE 49th European Solid State Circuits Conference (ESSCIRC), Lisbon, Portugal, pp. 401-404
September 2023

DOI:	10.1109/ESSCIRC59616.2023.10268735

593.

Ungethüm, J.; Pietzko, M.; Abdelaal, A.; Kauffman, J. G.; Ortmanns, M.
A Chopped 6-bit 1.6 GS/s SAR ADC Utilizing Slow Decision Information in 22 nm FDSOI
ESSCIRC 2023- IEEE 49th European Solid State Circuits Conference (ESSCIRC)
September 2023

DOI:	10.1109/ESSCIRC59616.2023.10268704

592.

Jang, MH.; Tang, X.; Lim, Y.; Kauffman, J. G.; Sun, L.; Ortmanns, M.; Chae, Y.
Design Techniques for Energy Efficient Analog-to-Digital Converters
IEEE Open Journal of the Solid-State Circuits Society
September 2023

DOI:	10.1109/OJSSCS.2023.3311418

591.

Chae, Y.; Lopez, C. M.; Makinwa, K. A. A.; Ortmanns, M.; Sansen, W.
A Glimpse of the History of Analog ICs: A Tale of Amplifiers, Data Converters, and Sensor Interfaces
IEEE Solid-State Circuits Magazine
August 2023

DOI:	10.1109/MSSC.2023.3282557

590.

Reich, S.; Sporer, M.; Ortmanns, M.
A Flexible Power Management System-On-Chip for Implantable Brain-Machine-Interfaces
21st IEEE Interregional NEWCAS Conference (NEWCAS), Edinburgh, Scotland
Juni 2023

DOI:	10.1109/NEWCAS57931.2023.10198129

589.

Reich, S.; Sporer, M.; Ortmanns, M.
A Time-Domain Charge-Balancing Method for Neuromodulators
21st IEEE Interregional NEWCAS Conference (NEWCAS), Edinburgh, Scotland
Juni 2023

DOI:	10.1109/NEWCAS57931.2023.10198109

588.

Pietzko, M.; Spiess, J.; Ungethüm, J.; Kauffman, J. G.; Li, Q.; Ortmanns, M.
Bitwise ELD Compensation under Integrator Nonidealities in ΔΣ Modulators
21st IEEE Interregional NEWCAS Conference (NEWCAS), Edinburgh, United Kingdom
Juni 2023

DOI:	10.1109/NEWCAS57931.2023.10198050

587.

Sporer, M.; Graber, N.; Reich, S.; Gueli, C.; Becker, J.; Stieglitz, T.; Ortmanns, M.
NeuroBus – Architecture and Communication Bus for an Ultra-Flexible Neural Interface
IEEE International Symposium on Circuits and Systems (ISCAS), Monterey, CA, USA
Mai 2023

DOI:	10.1109/ISCAS46773.2023.10181816

586.

Pietzko, M.; Ungethüm, J.; Kauffman, J. G.; Ortmanns, M.
Delay Error Shaping in ΔΣ Modulators Using Time-Interleaved High Resolution Quantizers
IEEE Transactions on Circuits and Systems I: Regular Papers
Mai 2023

DOI:	10.1109/TCSI.2023.3269573

585.

Kässer, P.; Ismail, O.; Rudorf, C.; Wagner, J.; Ortmanns, M.
Linear-Exponential I-DS ADCs: Analysis, Limitations and Higher Order
IEEE International Symposium on Circuits and Systems (ISCAS), Monterey, CA, USA, pp. 1-5
Mai 2023

DOI:	10.1109/ISCAS46773.2023.10182215

584.

Dalla Longa, M.; Conzatti, F.; Ceballos, J.L.; Ortmanns, M.
On the Intrinsic Linearity Limitations of Single-Bit Delta Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS)
Mai 2023

DOI:	10.1109/ISCAS46773.2023.10181538

583.

Lippmann, B.; Hatsch, J.; Seidl, S.; Houdeau, D.; Subrahmanyam, N. P.; Schneider, D.; Safieh, M.; Passarelli, A.; Maftun, A.; Brunner, M.; Music, T.; Pehl, M.; Siddiqui, T.; Brederlow, R.; Schlichtmann, U.; Driemeyer, B.; Ortmanns, M.; Hesselbarth, R.; Hiller, M.
VE-FIDES: Designing Trustworthy Supply Chains Using Innovative Fingerprinting Implementations
Design, Automation & Test in Europe Conference & Exhibition (DATE)
April 2023

DOI:	10.23919/DATE56975.2023.10137026

582.

Dalla Longa, M.; Conzatti, F.; Hofmann, T.; Kauffman, J. G.; Ortmanns, M.
An Intrinsically Linear 13-Level Capacitive DAC for Delta Sigma Modulators
IEEE Transactions on Circuits and Systems II: Express Briefs
April 2023

DOI:	doi.org/10.1109/TCSII.2022.3224878

581.

Reich, S.; Fritschi, D.; Sporer, M.; Ortmanns, M.
In Vitro Study of Artifact-Recovery Using a 32-Channel Neuromodulator Platform
IEEE Transactions on Circuits and Systems I: Regular Papers (Early Access)
März 2023

DOI:	10.1109/TCSI.2023.3255549

580.

Mokhtar, M. A.; Abdelaal, A.; Sporer, M.; Becker, J.; Kauffman, J. G.; Ortmanns, M.
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
IEEE Journal of Solid-State Circuits, Volume: 57, Issue: 11
November 2022

DOI:	10.1109/JSSC.2022.3160325

579.

Sporer, M.; Reich, S.; Mandry, H.; Becker, J.; Ortmanns, M.
A Wireless Headstage Prototype Based on a Neurorecorder IC
IEEE Biomedical Circuits and Systems Conference (BioCAS), Taipei, Taiwan
Oktober 2022

DOI:	10.1109/BioCAS54905.2022.9948554

578.

Zhang, J.; Sin, S.-W.; Liu, Y.; Ye, F.; Wang, G.; Ortmanns, M.; Qi, L.
On the Synthesis of Continuous-Time Sturdy MASH Delta-Sigma Modulators
IEEE Transactions on Circuits and Systems II: Express Briefs
Oktober 2022

DOI:	10.1109/TCSII.2022.3212059

577.

Reich, S.; Ammann, P.; Sporer, M.; Ortmanns, M.
An Onchip Electrode Impedance Estimation achieving 1.2 dB 3σ-Accuracy with Minimum Hardware Overhead
IEEE Biomedical Circuits and Systems Conference (BioCAS), Taipeh, Taiwan
Oktober 2022

DOI:	10.1109/BioCAS54905.2022.9948672

576.

Driemeyer, B.; Mandry, H.; Wiens, D.-P.; Becker, J.; Ortmanns, M.
PUF-Entropy Extraction of DAC Intersymbol-Interference using Continuous-Time Delta-Sigma ADCs
IEEE International Conference on Electronics, Circuits and Systems (ICECS)
Oktober 2022

DOI:	10.1109/ICECS202256217.2022.9971072

575.

Reich, S.; Sporer, M.; Becker, J.; Rieger, S. B.; Schüttler, M.; Ortmanns, M.
A 32-ch Neuromodulator with redundant Voltage Monitors avoiding Blocking Capacitors
IEEE ESSDERC/ESSCIRC 2022, Milan, Italy
September 2022

574.

Häberle, M.; Djekic, D.; Krüger, D.; Rajabzadeh, M.; Ortmanns, M.; Anders, J.
An Integrator-Differentiator Transimpedance Amplifier Using Tunable Linearized High-Value Multi-Element Pseudo-Resistors
IEEE Transactions on Circuits and Systems--I: Regular Papers
August 2022

DOI:	10.1109/TCSI.2022.3174174

573.

Sporer, M.; Reich, S.; Kauffman, J. G.; Ortmanns, M.
A Direct Digitizing Chopped Neural Recorder Using a Body-Induced Offset Based DC Servo Loop
IEEE Transactions on Biomedical Circuits and Systems
Juni 2022

DOI:	10.1109/TBCAS.2022.3177241

572.

Reich, S.; Kunze, G.; Sporer, M.; Ortmanns, M.
Analysis of Chopper Ripple Reduction by Delayed Sampling
SMACD / PRIME 2022; International Conference on SMACD and 17th International Conference on PRIME, pp. 1-4
Juni 2022

571.

Reich, S.; Fritschi, D.; Sporer, M.; Ortmanns, M.
Artifact-Recovery in Neuromodulators using Tunable High-Pass Corners
20th IEEE International NEWCAS Conference, Québec, Canada
Juni 2022

570.

Wagner, J.; Mokhtar, M. A.; Ortmanns, M.
Automated Design of Sigma-Delta Modulators with FIR Feedback
IEEE International Symposium on Circuits and Systems (ISCAS), Austin, USA
Juni 2022

569.

Reich, S.; Fritschi, D.; Sporer, M.; Ortmanns, M.
An Experimental Reliability Study of Pseudo-Resistors in Biomedical Applications
IEEE International Symposium on Circuits and Systems (ISCAS), Austin, TX, USA
Mai 2022

568.

Pietzko, M.; Ungethüm, J.; Kauffman, J. G.; Li, Q.; Ortmanns, M.
Bitwise ELD Compensation in ∆Σ Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Austin, USA
Mai 2022

DOI:	10.1109/ISCAS48785.2022.9937305

567.

Driemeyer, B.; Spiess, J.; Kauffman, J. G.; Ortmanns, M.
Complexity Reduced LUT-Based DAC Correction in Continuous-Time Delta-Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS)
Mai 2022

DOI:	10.1109/ISCAS48785.2022.9937300

566.

Ungethüm, J.; Pietzko, M.; Kauffman, J. G.; Li, Q.; Ortmanns, M.
Maximizing the Inter-Stage Gain in CT 0-X MASH Delta-Sigma-Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Austin, TX, USA
Mai 2022

DOI:	10.1109/ISCAS48785.2022.9937739

565.

Qi, L.; Liu, Y.; Sin, S.-W.; Xing, X.; Wang, G.; Ortmanns, M.; Martins, R. P.
Wideband Continuous-time MASH Delta-Sigma Modulators: A Tutorial Review
IEEE Transactions on Circuits and Systems II: Express Briefs
März 2022

DOI:	10.1109/TCSII.2022.3163766

564.

Mokhtar, M. A.; Merkle, M.; Kauffman, J. G.; Ortmanns, M.
A Comparative Study of Noise Behavior in Single-Opamp Resonators in Delta-Sigma Modulators
28th IEEE International Conference on Electronics, Circuits, and Systems (ICECS), Dubai, UAE
November 2021

563.

Ungethüm, J.; Kauffman, J. G.; Ortmanns, M.
Digital Resolution Requirements in 0-X Mash Delta-Sigma-Modulators
2021 IEEE International Conference on Electronics Circuits and Systems (ICECS)
November 2021

562.

Lanniel, A.; Boeser, T.; Alpert, T.; Ortmanns, M.
Low-Noise Readout Circuit for an Automotive MEMS Accelerometer
IEEE Open Journal of the Solid-State Circuits Society, vol. 1, pp. 140-148
September 2021

DOI:	10.1109/OJSSCS.2021.3116125

561.

Ortmanns, M.
Wideband and Low-Power Delta-Sigma ADCs: State of the Art, Trends and Implementation Examples
IEEE 47th European Solid State Circuits Conference (ESSCIRC)
September 2021

DOI:	10.1109/ESSCIRC53450.2021.9567861

560.

Reich, S.; Sporer, M.; Haas, M.; Becker, J.; Schüttler, M.; Ortmanns, M.
A High-Voltage Compliance, 32-Channel Digitally Interfaced Neuromodulation System on Chip
IEEE Journal of Solid-State Circuits, vol. 56, issue 8, pp. 2476-2487
August 2021

DOI:	10.1109/JSSC.2021.3076510

559.

Wagner, J.; Miki, T.; Ortmanns, M.
Compensation of Finite GBW in CT Baddpass SDMs Based on Single-OpAmp Resonators with Positive-Feedback
IEEE 64th International Midwest Symposium on Circuits and Systems (MWSCAS)
August 2021

558.

Ungethüm, J.; Kauffman, J. G.; Ortmanns, M.
Minimizing Signal-Dependent Residue in CT Pipelined ADCs
2021 IEEE International Midwest Symposium on Circuits and Systems (MWSCAS)
August 2021

557.

Sporer, M.; Graber, N.; Moll, S.; Reich, S.; Ortmanns, M.
Implementation of a Low Power Decimation Filter in a 180 nm HV-CMOS Technology for a Neural Recording Front-End
SMACD / PRIME 2021; International Conference on SMACD and 16th Conference on PRIME, pp. 1-4.
Juli 2021

556.

Müelich, S.; Mandry, H.; Ortmanns, M.; Fischer, R.
A Multilevel Coding Scheme for Multi-Valued Physical Unclonable Functions
IEEE Transactions on Information Forensics and Security
Juni 2021

DOI:	10.1109/TIFS.2021.3089883

555.

Reich, S.; Sporer, M.; Ortmanns, M.
A Chopped Neural Front-end featuring Input Impedance Boosting with suppressed offset-induced charge transfer
IEEE Transactions on Biomedical Circuits and Systems
Mai 2021

DOI:	10.1109/TBCAS.2021.3080398

554.

Abdelaal, A.; Pietzko, M.; Mokhtar, M. A.; Kauffman, J. G.; Ortmanns, M.
FIR filter with Symmetric Non-Equal Coefficients for CT Delta-Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Daegu, Korea (Online)
Mai 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

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

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

528.

Rajabzadeh, M.; Häberle, M.; Ortmanns, M.
Comparison of Direct Digitization Current Sensing Circuits for EIS
15th Conference on PhD Research in Microelectronics and Electronics (PRIME 2019), Lausanne, Switzerland
Juli 2019

527.

Rajabzadeh, M.; Ungethüm, J.; Mandry, H.; Schilpp, C.; Wittekindt, O.; Ortmanns, M.
An Evaluation Study of Various Excitation Signals for Electrical Impedance Spectroscopy
IEEE International Symposium on Circuits and Systems (ISCAS), Sapporo, Japan
Mai 2019

526.

Jain, A.; Abdelaal, A.; Ortmanns, M.
Effective Filtering of Requantization Error in Dual Quantized CTDSM using FIR DAC
IEEE International Symposium on Circuits and Systems (ISCAS), Sapporo, Japan, pp. 1-5.
Mai 2019

525.

Chi, J.; Mandry, H.; Ortmanns, M.
Finite Gain-Bandwidth of Q Enhancement in Bandpass CT ΣΔ Modulator and Compensation
IEEE International Symposium on Circuits and Systems (ISCAS), Sapporo, Japan, pp. 1-5.
Mai 2019

524.

Herkle, A.; Mandry, H.; Becker, J.; Ortmanns, M.
In-depth Analysis and Enhancements of RO-PUFs with a Partial Reconfiguration Framework on Xilinx Zynq-7000 SoC FPGAs
IEEE International Symposium on Hardware Oriented Security and Trust (HOST), Tysons Corner, USA
Mai 2019

DOI:	10.18725/OPARU-14107

523.

Mokhtar, M. A.; Vogelmann, P.; Wagner, J.; Ortmanns, M.
Incremental Sturdy-MASH Sigma-Delta Modulator with Reduced Sensitivity to DAC Mismatch
IEEE International Symposium on Circuits and Systems (ISCAS), Sapporo, Japan
Mai 2019

522.

Luo, Y.; Jain, A.; Wagner, J.; Ortmanns, M.
Input Referred Comparator Noise in SAR ADCs
IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 66, no. 5, pp. 718-722
Mai 2019

DOI:	10.1109/TCSII.2019.2909429

521.

Mandry, H.; Herkle, A.; Kürzinger, L.; Müelich, S.; Becker, J.; Fischer, R.; Ortmanns, M.
Modular PUF Coding Chain with High-Speed Reed-Muller Decoder
IEEE International Symposium on Circuits and Systems (ISCAS), Sapporo, Japan
Mai 2019

520.

Luo, Y.; Jain, A.; Ortmanns, M.
A Multi-bit Delta-Sigma DAC Architecture with Internal DAC Non-linearity Suppression
Analogworkshop 2019, Universität Stuttgart
März 2019

519.

Gambach, S.; Kaim, H.; Schütz, H.; Steinhoff, R.; Moll, S.; Rothermel, A.
Evaluierung einer getakteten Leistungsregelung für biomedizinische Implantate
Analogworkshop 2019, Universität Stuttgart
März 2019

518.

Kaim, H.; Gambach, S.; Schütz, H.; Steinhoff, R.; Moll, S.; Rothermel, A.
Implementierung einer automatischen Helligkeitsregelung für ein subretinales Implantat
Analogworkshop 2019, Universität Stuttgart
März 2019

517.

Qi, L.; Jain, A.; Jiang, D.; Sin, S.-W.; Martins, R. P.; Ortmanns, M.
A 76.6dB-SNDR 50MHz-BW 29.2mW Noise-Coupling-Assisted CT Sturdy MASH ΔΣ Modulator with 1.5b/4b Quantizers in 28nm CMOS
IEEE International Solid- State Circuits Conference - (ISSCC), San Francisco, USA
Februar 2019

516.

Vogelmann, P.; Wagner, J.; Haas, M.; Ortmanns, M.
A Dynamic Power Reduction Technique for Incremental ΔΣ Modulators
IEEE Journal of Solid-State Circuits
Januar 2019

515.

Häberle, M.; Djekic, D.; Rajabzadeh, M.; Fantner, G.; Lips, K.; Ortmanns, M.; Anders, J.
Comparison of Different Precision Pseudo Resistor Realizations in the DC-Feedback of Capacitive Transimpedance Ampliﬁers
IEEE International Conference on Electronics Circuits and Systems (ICECS 2019), Genova, Italy pp. 699-702
2019

DOI:	10.1109/ICECS46596.2019.8965196

514.

Lanniel, A.; Boeser, T.; Aichholz, L.; Alpert, T.; Ortmanns, M.
Impact of Parasitics on the Settling Time of a Readout Circuit for High Performance MEMS Accelerometers
IEEE International Symposium on Inertial Sensors and Systems (INERTIAL)
2019

DOI:	10.1109/ISISS.2019.8739750

513.

Lanniel, A.; Boeser, T.; Alpert, T.; Ortmanns, M.
Tackling SDM Feedback Coefficient Modulation in Area Optimized Frontend Readout Circuit for High Performance MEMS Accelerometers
IEEE International Symposium on Inertial Sensors and Systems (INERTIAL)
2019

DOI:	10.1109/ISISS.2019.8739683

512.

Schütz, H.; Djekic, D.; Gambach, S.; Kaim, H.; Steinhoff, R.; Rothermel, A.
Current Mode Communication Scheme for Subretinal Implants with 8mV RMS Wire Potential
25th IEEE International Conference on Electronics, Circuits and Systems (ICECS)
Dezember 2018

511.

Lv, L.; Jain, A.; Zhou, X.; Becker, J.; Li, Q.; Ortmanns, M.
A 0.4-V Gm–C Proportional-Integrator-Based Continuous-Time Delta-Sigma Modulator With 50-kHz BW and 74.4-dB SNDR
IEEE Journal of Solid-State Circuits, vol. 53, no. 11, pp. 3256-3267
November 2018

510.

Wagner, J.; Vogel, F.; Kuhm, F.; Ortmanns, M.
Automated Synthesis of Subsampling CT Bandpass Sigma-Delta Modulators with Non-Idealities
2nd New Generation of Circuits & Systems Conference (NGCAS 2018), Valetta, Malta
November 2018

509.

Wagner, J.; Vogelmann, P.; Ortmanns, M.
On the Optimization of DT Incremental Sigma-Delta Modulators in Combination with CoI Reconstruction Filters
2nd New Generation of Circuits & Systems Conference (NGCAS 2018), Valetta, Malta
November 2018

508.

Haas, M.; Ortmanns, M.
Efficient implementation and stability analysis of a HV-CMOS current/voltage mode stimulator
IEEE/CAS-EMB Biomedical Circuits and Systems Conference (BioCAS) 2018, Cleveland, USA
Oktober 2018

507.

Sauerbrey, J.; San Pablo Garcia, J.; Schütz, U.; Khushk, H.; Kauffman, J. G.
A Multi-mode GSM to LTE100 ADC
ESSCIRC 2018 - 44th IEEE European Solid State Circuits Conference, Dresden, Germany
September 2018

506.

Häberle, M.; Djekic, D.; Fantner, G.; Lips, K.; Ortmanns, M.; Anders, J.
An integrator-differentiator TIA using a multi-element pseudo-resistor in its DC servo loop for enhanced noise performance
ESSCIRC 2018 - 44th IEEE European Solid State Circuits Conference, Dresden, Germany
September 2018

505.

Herkle, A.; Becker, J.; Ortmanns, M.
Methoden zur Verbesserung von CMOS integrierten Arbiter-PUFs
16. GMM/ITG-Fachtagung Analog, München, Germany
September 2018

DOI:	10.18725/OPARU-17977

504.

Djekic, D.; Fantner, G.; Lips, K.; Ortmanns, M.; Anders, J.
A 0.1% THD, 1-MOhm to 1-GOhm Tunable, Temperature-Compensated Transimpedance Amplifier Using a Multi-Element Pseudo-Resistor
IEEE Journal of Solid-State Circuits, vol. 53, no. 7, pp. 1913-1923
Juli 2018

503.

Rothermel, A.
Implanted Electronics, Making the Blind See Again (Invited Keynote Presentation)
22nd World Multi-Conference on Systemics, Cybernetics, and Informatics (WMSCI 2018), Orlando, Florida, USA
Juli 2018

502.

Luo, Y.; Qi, L.; Jain, A.; Ortmanns, M.
A High-Resolution Delta-Sigma D/A Converter Architecture with High Tolerance to DAC Mismatch
2018 IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, pp. 1-5
Mai 2018

501.

Herkle, A.; Becker, J.; Ortmanns, M.
An Arbiter PUF employing eye-opening oscillation for improved noise suppression
IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy
Mai 2018

DOI:	10.18725/OPARU-17954

500.

Rajabzadeh, M.; Djekic, D.; Häberle, M.; Becker, J.; Anders, J.; Ortmanns, M.
Comparison Study of Integrated Potentiostats: Resistive-TIA, Capacitive-TIA, CT Σ∆ Modulator
IEEE International Symposium on Circuits & Systems (ISCAS), Florence, Italy
Mai 2018

499.

Vogelmann, P.; Wagner, J.; Hänsler, A.; Ortmanns, M.
Improved SQNR and MSA in Incremental ΔΣ Modulators by Using a Recuperation Phase
IEEE Transactions on Circuits and Systems—II: Express Briefs, Vol. 65, No. 5
Mai 2018

498.

Chi, J.; Jain, A.; Sauerbrey, J.; Becker, J.; Ortmanns, M.
Interferer Induced Jitter Reduction in Bandpass CT ΣΔ Modulators for Receiver Applications
2018 IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, pp. 1-4
Mai 2018

497.

Wagner, J.; Ortmanns, M.; de la Rosa, J. M.
Man or Machine — Design Automation of Delta-Sigma Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, pp. 1-5
Mai 2018

496.

Vogelmann, P.; Wagner, J.; Hänsler, A.; Ortmanns, M.
On Incremental ∆Σ Modulators with SNR and SQNR Enhancement by Recuperation Phase
IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy
Mai 2018

Datei:

https://www.uni-ulm.de/fileadmin/website_uni_ulm/iui.inst.010/downloads/Vogelmann_ISCAS_2018-05.pdf

495.

Mokhtar, M. A.; Ortmanns, M.
Study of Single Opamp Resonators in CT Sigma-Delta Modulators
Analogworkshop 2018, Albert-Ludwigs-Universität Freiburg, Germany
März 2018

494.

Vogelmann, P.; Haas, M.; Ortmanns, M.
A 1.1mW 200kS/s Incremental ΔΣ ADC with a DR of 91.5dB Using Integrator Slicing for Dynamic Power Reduction
IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, USA
Februar 2018

493.

Jain, A.; Pavan, S.
Continuous-Time Delta-Sigma Modulators With Time-Interleaved FIR Feedback
IEEE Transactions on Circuits and Systems I: Regular Papers, Vol 65, Issue 2,pp. 434-443
Februar 2018

492.

Lv, L.; Jain, A.; Zhou, X.; Becker, J.; Li, Q.; Ortmanns, M.
A 0.4-VGm–CProportional-Integrator-Based Continuous-TimeΔΣModulator With 50-kHz BW and 74.4-dB SNDR
IEEE Journal of Solid-State Circuits, Volume: 53 , Issue: 11, Page s: 3256 - 3267
2018

491.

Haas, M.; Vogelmann, P.; Ortmanns, M.
A Neuromodulator Frontend with Reconfigurable Class-B Current and Voltage Controlled Stimulator
IEEE Solid-State Circuits Letters
2018

490.

Al Marashli, A.; Anders, J.; Becker, J.; Ortmanns, M.
A Nyquist rate SAR ADC employing incremental ΣΔ DAC achieving peak SFDR = 107 dB at 80 kS/s
IEEE Journal of Solid-State Circuits, Volume: 53, Issue: 5, Page s: 1493 - 1507
2018

489.

Lanniel, A.; Alpert, T.; Boeser, T.; Ortmanns, M.
Evaluation of Frontend Readout Circuits for High Performance Automotive MEMS Accelerometers
14th Conference on Ph.D. Research in Microelectronics and Electronics (PRIME), Prague, Czech Republic, pp. 229-232
2018

DOI:	10.1109/PRIME.2018.8430313

488.

Daschner, R.; Rothermel, A.; Rudorf, R.; Rudorf, S.; Stett, A.
Functionality and Performance of the Subretinal Implant Chip Alpha AMS
Sensors and Materials, vol 30, no. 2, Jan. 2018, pp. 179-192
Januar 2018

487.

Stett, A.; Daschner, R.; Rothermel, A.; Rudorf, R.; Rudorf, S.
Performance of the light-detecting and stimulating chip of the subretinal implant Alpha AMS
Artificial Vision Symposium 2017, Aachen, Germany
Dezember 2017

486.

Pagin, M.; Ortmanns, M.
A Neural Data Lossless Compression Scheme Based on Spatial and Temporal Prediction
2017 IEEE Biomedical Circuits and Systems Conference (BioCAS), Torino, Italy
Oktober 2017

485.

Becker, J.; Pellhammer, D.; Preißner, P.; Glöggler, J. C.; Lapatki, B. G.; Ortmanns, M.
An implant for wireless in situ measurement of lip pressure with 12 sensors
2017 IEEE Biomedical Circuits and Systems Conference (BioCAS), Torino, Italy
Oktober 2017

484.

Rajabzadeh, M.; Becker, J.; Ortmanns, M.
Evaluation of Single-Bit Sigma-Delta Modulator DAC for Electrical Impedance Spectroscopy
2017 IEEE Biomedical Circuits and Systems Conference (BioCAS), Torino, Italy
Oktober 2017

483.

Handwerker, J.; Schlecker, B.; Ortmanns, M.
Integrated Circuit Technology for Next Generation Point-of-Care Spectroscopy Applications
IEEE Communications Magazine, vol. 55, no. 10, pp. 143–151
Oktober 2017

482.

Schlecker, B.; Chu, A.; Handwerker, J.; Künstner, S.; Ortmanns, M.; Lips, K.; Anders, J.
Live Demonstration: a VCO-Based Point-of-Care ESR Spectrometer
2017 IEEE SENSORS, Glasgow, Scotland, UK
Oktober 2017

481.

Chu, A.; Schlecker, B.; Handwerker, J.; Künstner, S.; Ortmanns, M.; Lips, K.; Anders, J.
Live demonstration: A VCO-based point-of-care ESR spectrometer
2017 IEEE Biomedical Circuits and Systems Conference (BioCAS), Torino, Italy
Oktober 2017

480.

Chu, A.; Schlecker, B.; Handwerker, J.; Künstner, S.; Ortmanns, M.; Lips, K.; Anders, J.
VCO-Based ESR-on-a-Chip As a Tool for Low-Cost, High-Sensitivity Food Quality Control
2017 IEEE Biomedical Circuits and Systems Conference (BioCAS), Torino, Italy
Oktober 2017

479.

Schlecker, B.; Chu, A.; Handwerker, J.; Künstner, S.; Ortmanns, M.; Lips, K.; Anders, J.
VCO-Based ESR-on-a-Chip As a Tool for Low-Cost, High-Sensitivity Point-of-Care Diagnostics
IEEE SENSORS 2017, Glasgow, Scotland, UK
Oktober 2017

478.

Al Marashli, A.; Anders, J.; Becker, J.; Ortmanns, M.
A high linearity SAR ADC employing Sigma-Delta DAC
Kleinheubacher Tagung, Miltenberg, Germany
September 2017

477.

Djekic, D.; Fantner, G.; Behrends, J.; Lips, K.; Ortmanns, M.; Anders, J.
A Transimpedance Amplifier Using a Widely Tunable PVT-Independent Pseudo-Resistor for High-Performance Current Sensing Applications
43rd European Solid State Circuits Conference (ESSCIRC), Leuven, Belgium
September 2017

476.

Gambach, S.; Schütz, H.; Rothermel, A.
Clock Recovery Gated PLL for Periodically Interrupted and 100% ASK Modulated Signals for a Medical Implant
2017 New Generation of CAS (NGCAS), Genova, Italy
September 2017

475.

Stett, A.; Daschner, R.; Rudorf, S.; Rudorf, R.; Rothermel, A.
Functional Performance of the Subretinal Chip Alpha AMS
The Eye and The Chip, 10th World Congress on Artificial Vision, Detroit, Michigan, USA
September 2017

474.

Djekic, D.; Lips, K.; Behrends, J.; Fantner, G.; Ortmanns, M.; Anders, J.
Linearisierter, Temperatur- und Prozess-unabhängiger Transimpedanzverstärker für hochsensitive Stromausleseschaltungen
Kleinheubacher Tagung, Miltenberg, Germany
September 2017

473.

Haas, M.; Rajabzadeh, M.; Ortmanns, M.
Performance evaluation of state-of-the-art neural recorder SoCs
BMT 2017, Dresden, Germany
September 2017

472.

Schütz, H.; Gambach, S.; Kaim, H.; Rothermel, A.
Pixel array with 5×5 spatial highpass filter for a retinal implant
ESSCIRC 2017 - 43rd IEEE European Solid State Circuits Conference, Leuven, Belgium
September 2017

471.

et al.; Stingl, K.; Rothermel, A.
Interim Results of a Multicenter Trial with the New Electronic Subretinal Implant Alpha AMS in 15 Patients Blind from Inherited Retinal Degenerations
Frontiers in Neurosciences
August 2017

470.

Haas, M.; Schweizer, B.; Anders, J.; Ortmanns, M.
A miniaturized UWB antenna for implantable data telemetry
International Conference of the IEEE Engineering in Medicine an Biology Society (EMBC) 2017, JeJu, Korea
Juli 2017

469.

Anders, J.; Chu, A.; Handwerker, J.; Schlecker, B.; Ortmanns, M.; Künstner, S.; Möser, J.; Lips, K.
Energy-based modeling of CMOS voltage-controlled oscillators for continuous-wave- and rapid scan ESR experiments
59th Rocky Mountain Conference on Magnetic Resonance, Quebec, Canada
Juli 2017

468.

Pagin, M.; Ortmanns, M.
Evaluation of Logarithmic vs. Linear ADCs for Neural Signal Acquisition and Reconstruction
39th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC'17), Jeju Island, South Korea
Juli 2017

467.

Schlecker, B.; Handwerker, J.; Ullrich, H.; Ortmanns, M.; Luy, B.; Lips, K.; Anders, J.
Zero dead time inductive spin detection using LC-tank VCOs
Euromar 2017, Warschau, Polen
Juli 2017

466.

Al Marashli, A.; Anders, J.; Becker, J.; Ortmanns, M.
A 107 dB SFDR, 80 kS/s Nyquist-rate SAR ADC using a hybrid capacitive and incremental Σ∆ DAC
2017 Symposium on VLSI Circuits (VLSI Circuits), Kyoto, Japan
Juni 2017

465.

Pagin, M.; Becker, J.; Ortmanns, M.
Evaluation of Spike Sorting and Compression for Digitally Reconfigurable Non-Uniform Quantization
IEEE 15th International NEWCAS Conference, Strasbourg, France
Juni 2017

464.

Wagner, J.; Chi, J.; Ortmanns, M.
Designing CT Bandpass Sigma-Delta Modulators with Arbitrary STF Shapes
IEEE International Symposium on Circuits and Systems (ISCAS 2017), Baltimore, USA
Mai 2017

463.

Chi, J.; Wagner, J.; Anders, J.; Ortmanns, M.
Digital Interferer Suppression and Jitter Reduction in Continuous-Time Bandpass Sigma Delta Modulators
IEEE International Symposium on Circuits and Systems (ISCAS 2017), Baltimore, USA
Mai 2017

462.

Handwerker, J.; Perez-Rodas, M.; Ortmanns, M.; Scheffler, K.; Anders, J.
Towards CMOS-based In-vivo NMR Spectroscopy and Microscopy
IEEE International Symposium on Circuits and Systems (ISCAS 2017), Baltimore, USA
Mai 2017

461.

Schlecker, B.; Ortmanns, M.; Fantner, G.; Anders, J.
Single-cycle AM-Demodulation für Echtzeit-AFM-Anwendungen der nächsten Generation
19. Analog Workshop 2017, Berlin, Germany
März 2017

460.

Becker, J.; Anders, J.; Ortmanns, M.
A Continuous-Time Field Programmable Analog Array with 1 GHz GBW
23rd IEEE International Conference on Electronics, Circuits and Systems (ICECS), Monaco
Dezember 2016

459.

Wagner, J.; Chi, J.; Ortmanns, M.
Designing CT ΣΔ Modulators with Shaped Feedback Waveforms using www.sigma-delta.de
23rd IEEE International Conference on Electronics, Circuits and Systems (ICECS), Monaco
Dezember 2016

458.

Herkle, A.; Schuster, M.; Becker, J.; Ortmanns, M.
Enhanced Arbiter PUFs using custom sized structures for reduced noise sensitivity
23rd IEEE International Conference on Electronics, Circuits and Systems (ICECS), Monaco
Dezember 2016

DOI:	10.18725/OPARU-17953

457.

Wagner, J.; Reich, S.; Ritter, R.; Anders, J.; Ortmanns, M.
Finite GBW in Single OpAmp CT ΣΔ Modulators
23rd IEEE International Conference on Electronics, Circuits and Systems (ICECS), Monaco
Dezember 2016

456.

Chi, J.; Ritter, R.; Wagner, J.; Ortmanns, M.
Phase Noise vs. Jitter Analysis in Continuous-Time LP and BP Sigma Delta Modulators with Interferers
23rd IEEE International Conference on Electronics, Circuits and Systems (ICECS), Monaco
Dezember 2016

455.

Haas, M.; Anders, J.; Ortmanns, M.
A bidirectional neural interface featuring a tunable recorder and electrode impedance estimation
IEEE/CAS-EMB Biomedical Circuits and Systems Conference (BioCAS) 2016, Shanghai, China
Oktober 2016

454.

Handwerker, J.; Eder, M.; Tibiletti, M.; Rasche, V.; Scheffler, K.; Becker, J.; Ortmanns, M.; Anders, J.
An array of fully-integrated quadrature TX/RX NMR field probes for MRI trajectory mapping
42nd European Solid-State Circuits Conference (ESSCIRC 2016), Lausanne, Switzerland
September 2016

453.

Djekic, D.; Häberle, M.; Ortmanns, M.; Lips, K.; Behrends, J.; Anders, J.
Hochohmige, robuste Pseudo-Widerstände mit verbesserter Linearität für die elektrisch detektierte Magnetresonanz
Kleinheubacher Tagung, Miltenberg, Germany
September 2016

452.

Herkle, A.; Becker, J.; Ortmanns, M.
Physical Unclonable Functions based on A/D-converter's differential non-linearities
Kleinheubacher Tagung, Miltenberg, Germany
September 2016

451.

Häberle, M.; Djekic, D.; Ortmanns, M.; Lips, K.; Behrends, J.; Anders, J.
Rauscharmer, breitbandiger Transimpedanzverstärker mit hohem Dynamikbereich für gepulste EDMR-Anwendungen
Kleinheubacher Tagung, Miltenberg, Germany
September 2016

450.

Elkafrawy, A.; Anders, J.; Ortmanns, M.
Design and validation of a 10-bit current mode SAR ADC with 58.4 dB SFDR at 50 MS/s in 90 nm CMOS 89: 283. doi:10.1007/s10470-016-0788-z
Analog Integr Circ Sig Process (2016)
Juli 2016

449.

Anders, J.; Handwerker, J.; Ortmanns, M.; Kamberger, R.; Korvink, J.; Gruschke, O.
Arrays of IC-Assisted 3D-Microcoils for Wideband NMR Spectroscopy
Euromar 2016, Aarhus, Denmark
Juli 2016

448.

Herkle, A.; Becker, J.; Ortmanns, M.
Exploiting Weak PUFs from Data Converter Non-Linearity - E.g. A multibit CT ∆Σ Modulator
IEEE Transactions on Circuits and Systems I: Regular Papers, Vol. 63, No. 7
Juli 2016

DOI:	10.18725/OPARU-17955

447.

Anders, J.; Handwerker, J.; Schlecker, B.; Ortmanns, M.; Möser, J.; Schnegg, A.; Lips, K.
Using CMOS voltage-controlled oscillators for ultra-fast rapid scan ESR experiments
58th Rocky Mountain Conference on Magnetic Resonance, Breckenridge, USA
Juli 2016

446.

Chu, C.; Wagner, J.; Al Marashli, A.; Chi, J.; Ortmanns, M.
A Study on Op-amp Nonlinearity in a Single-bit CT Modulator Employing GBW Compensation
Conference on PhD Research in Microelectronics and Electronics (PRIME 2016), Lisbon, Portugal
Juni 2016

445.

Haas, M.; Ortmanns, M.
A floating high-voltage level-shifter with high area efficiency for biomedical implants
12th Conference on PhD Research in Microelectronics and Electronics (PRIME 2016), Lisbon, Portugal
Juni 2016

444.

Wagner, J.; Ritter, R.; Ortmanns, M.
STF Engineering in CT Sigma-Delta Modulators using www.sigma-delta.de
Conference on PhD Research in Microelectronics and Electronics (PRIME 2016), Lisbon, Portugal
Juni 2016

443.

Haas, M.; Bihr, U.; Anders, J.; Ortmanns, M.
A Bidirectional Neural Interface IC with High Voltage Compliance and Spectral Separation
IEEE International Symposium on Circuits and Systems (ISCAS 2016), Montréal, Québec, Canada
Mai 2016

442.

Al Marashli, A.; Anders, J.; Ortmanns, M.
A Hybrid Comparator for High Resolution SAR ADC
IEEE International Symposium on Circuits and Systems (ISCAS 2016), Montréal, Québec, Canada
Mai 2016

441.

Djekic, D.; Ortmanns, M.; Fantner, G.; Anders, J.
A Tunable, Robust Pseudo-Resistor with Enhanced Linearity for Scanning Ion-Conductance Microscopy
IEEE International Symposium on Circuits and Systems (ISCAS 2016), Montréal, Québec, Canada
Mai 2016

440.

Wagner, J.; Ritter, R.; Ortmanns, M.
Using www.sigma-delta.de to Rapidly Obtain ELD Compensated CT ΣΔ Modulators
IEEE International Symposium on Circuits and Systems (ISCAS 2016), Montréal, Québec, Canada
Mai 2016

439.

Vogelmann, P.; Haas, M.; Anders, J.; Ortmanns, M.
Design eines Sample-and-Hold Verstärkers für einen 16-Bit SD-Modulator in 180nm CMOS
Analogworkshop 2016, Leibniz Universität Hannover
März 2016

438.

Ritter, R.; Kauffman, J. G.; Becker, J.; Ortmanns, M.
A 10 MHz Bandwidth, 70 dB SNDR Continuous Time Delta-Sigma Modulator With Digitally Improved Reconfigurable Blocker Rejection
IEEE Journal of Solid-State Circuits, vol. 51, no. 3, pp. 660-670
März 2016

437.

Anders, J.; Handwerker, J.; Ortmanns, M.; Boero, G.
A low-power high-sensitivity single-chip receiver for NMR microscopy
Journal of Magnetic Resonance, vol. 266, pp. 41-50
März 2016

436.

Djekic, D.; Ortmanns, M.; Fantner, G.; Anders, J.
Linearisierte Pseudo-Widerstände mit hoher Robustheit für die Raster-Ionenstrommikroskopie
Analogworkshop 2016, Leibniz Universität Hannover
März 2016

435.

Handwerker, J.; Schlecker, B.; Wachter, U.; Radermacher, P.; Ortmanns, M.; Anders, J.
A 14 GHz, battery operated, point-of-care ESR spectrometer based on a 130 nm CMOS ASIC
IEEE International Solid-State Circuits Conference (ISSCC 2016), San Francisco, CA, USA
Januar 2016

434.

Jain, A.; Pavan, S.
A 13.3 mW 60 MHz bandwidth, 76 dB DR 6 GS/s CTΔΣM with time interleaved FIR feedback
Symposium on VLSI Design, Hawaii, USA
2016

433.

Assarzadeh, M.; Saberi, M.; Tohodi, M.; Moradi, F.
A Low-Power Time-Based Phase-Domain Analog-to-Digital Converter
IEEE International Conference on Electronics, Circuits and Systems (ICECS 2016), Monte Carlo, Monaco, pp. 21-24
2016

DOI:	10.1109/ICECS.2016.7841122

432.

Pagin, M.; Haas, M.; Becker, J.; Ortmanns, M.
Delta compression in time-multiplexed multichannel neural recorders
12th Conference on Ph.D. Research in Microelectronics and Electronics (PRIME), pp. 1-4, Lisbon, Portugal
2016

431.

Jain, A.; Pavan, S.
ISSCC SRP presentation
International Solid State Circuit Conference (ISSCC), San Franscisco, USA
2016

430.

Ritter, R.; Ortmanns, M.
Continuous-Time Delta-Sigma ADCs With Improved Interferer Rejection
Emerging and Selected Topics in Circuits and Systems, IEEE Journal, vol.5, no.4, pp.500-513
Dezember 2015

429.

Fahmy, S.; Dietl, M.; Sareen, P.; Ortmanns, M.; Anders, J.
A BW-tracking semi-digital PLL with near-optimal VCO phase noise shaping in low-cost 0.4 μm CMOS achieving 700 fs rms phase jitter
IEEE Nordic Circuits and Systems Conference (NORCAS) 2015, Oslo, Norway
Oktober 2015

428.

Kaim, H.; Brendler, C.; Rieger, V.; Rothermel, A.
Capacitive coupled full-wave rectifier for rectangular power signals
Biomedical Circuits and Systems Conference (BioCAS), IEEE, pp.1-4
Oktober 2015

427.

Elkafrawy, A.; Anders, J.; Ortmanns, M.
A 10-bit Reference Free Current Mode SAR ADC with 58.4 dB SFDR at 50 MS/s in 90 nm CMOS
IEEE Nordic Circuits and Systems Conference (NORCAS), Oslo, Norway
Oktober 2015

426.

Rieger, V.; Schütz, H.; Gambach, S.; Rothermel, A.
On-Chip Spatial Filter for Subretinal Implants
Nordic Circuits and Systems Conference (NORCAS): NORCHIP & International Symposium on System-on-Chip (SoC), Oslo, Norway
Oktober 2015

425.

Liu, T.; Anders, J.; Ortmanns, M.
A Bidirectional Optical Transcutaneous Telemetric Link for Brain Machine Interface
Electronic letters
September 2015

424.

Ritter, R.; Torta, P.; Dörrer, L.; Di Giandomenico, A.; Herzinger, S.; Ortmanns, M.
A Multimode CT ΔΣ-Modulator with a Reconfigurable Digital Feedback Filter for Semi-Digital Blocker/Interferer Rejection
European Solid-State Circuits Conference (ESSCIRC), Graz, Austria
September 2015

423.

Elkafrawy, A.; Anders, J.; Ortmanns, M.
Design and Validation of a Current Mode Based SAR ADC in 90 nm CMOS
Kleinheubacher Tagung, Miltenberg, Germany
September 2015

422.

Rieger, V.; Buntz, F.; Feller, C.; Rothermel, A.
Low-latency system for evaluation of image-enhancement-algorithms on patients using subretinal implants
Engineering in Medicine and Biology Society (EMBC), 37th Annual International Conference of the IEEE
August 2015

421.

Lorenz, M.; Becker, J.; Ortmanns, M.
A Hybrid of Unscented Kalman Filter and Genetic Algorithm for State and Parameter Estimation in Sigma-Delta Modulators
Electronics Letters, IEEE
August 2015

420.

Handwerker, J.; Eschelbach, M.; Hoffmann, A.; Ortmanns, M.; Scheffler, K.; Anders, J.
An Array of Active TX/RX 19F NMR Field Probes for Gradient Trajectory Mapping
Euromar 2015, Prague, Czech Republic
Juli 2015

419.

Elkafrawy, A.; Anders, J.; Ortmanns, M.
A 10-bit 150 MS/s Current Mode SAR ADC in 90 nm CMOS
11th IEEE Conference on PhD Research in Microelectronics and Electronics (IEEE PRIME 2015), Glasgow, Scotland, United Kingdom
Juni 2015

418.

Al Marashli, A.; Anders, J.; Ortmanns, M.
Design study on a SAR ADC using an incremental sigma-delta-DAC
11th Conference on PhD Research in Microelectronics and Electronics (IEEE PRIME 2015), Glasgow, Scotland, United Kingdom
Juni 2015

417.

Chu, C.; Anders, J.; Becker, J.; Ortmanns, M.
Finite GBW Compensation Technique for CT Delta-Sigma Modulators with Differentiator Based ELD Compensation
IEEE NEWCAS 2015, Grenoble, France
Juni 2015

416.

Ritter, R.; Lorenz, M.; Ortmanns, M.
Anti-Aliasing Filter Improvement in Continuous-Time Feedback Sigma-Delta Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Lisbon, Portugal
Mai 2015

415.

Lorenz, M.; Ritter, R.; Anders, J.; Ortmanns, M.
Estimation of Non-Idealities in Sigma-Delta Modulators for Test and Correction Using Unscented Kalman Filters
Circuits and Systems I: Regular Papers, IEEE Transactions on
März 2015

414.

Schlecker, B.; Eichel, A.; Ortmanns, M.; Fantner, G.; Anders, J.
Modeling and Design of high-speed FM-AFM driver electronics using Cadence Virtuoso® and Simulink®
8th Vienna International Conferenceon Mathematical Modelling — MATHMOD
Februar 2015

413.

Tao, S.; Chi, J.; Rusu, A.
Design considerations for pipelined continuous-time incremental Sigma-Delta ADCs
2015 IEEE International Symposium on Circuits and Systems (ISCAS), pp. 1014-1017, Lisbon, Portugal
2015

412.

Elkafrawy, A.; Al Marashli, A.; Ritter, R.; Anders, J.; Ortmanns, M.
Design of a High Linearity Gm Stage for a High Speed Current Mode SAR ADC
21st IEEE International Conference on Electronics, Circuits and Systems (ICECS), Marseille, France
Dezember 2014

411.

Al Marashli, A.; Anders, J.; Ortmanns, M.
Employing Incremental Sigma Delta DACs for High Resolution SAR ADC
21st IEEE International Conference on Electronics, Circuits and Systems (ICECS), Marseille, France
Dezember 2014

410.

Völker, M.; Pashmineh, S.; Hauer, J.; Ortmanns, M.
Current Feedback Linearization Applied to Oscillator Based ADCs
IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 61, no. 11, pp. 3066-3074
November 2014

409.

Xu, H.; Handwerker, J.; Ortmanns, M.
Telemetry for Implantable Medical Devices: Part 2 – Power Telemetry
IEEE Solid State Circuits Society Magazine, Vol. 6, No. 3, pp. 60 – 63
November 2014

408.

Bihr, U.; Haas, M.; Anders, J.; Ortmanns, M.
Comparison of Different Compression Schemes for Neural Spike Signals
BMT 2014, Hannover, Germany
Oktober 2014

407.

Handwerker, J.; Hoffmann, A.; Eschelbach, M.; Scheffler, K.; Ortmanns, M.; Anders, J.
A distributed active NMR sensor array for artifact correction in ultra high field MRI applications
48th annual conference of the German Society for Biomedical Engineering, Hannover, Germany
Oktober 2014

406.

Liu, T.; Anders, J.; Ortmanns, M.
Design of an Optical Transcutaneous Forward Data Telemetry for Brain Machine Interface
48th annual conference of the German Society for Biomedical Engineering, Hannover, Germany
Oktober 2014

405.

Liu, T.; Bihr, U.; Becker, J.; Anders, J.; Ortmanns, M.
In Vivo Veriﬁcation of a 100 Mbps Transcutaneous Optical Telemetric Link
IEEE/CAS-EMB Biomedical Circuits and Systems Conference 2014, Lausanne, Switzerland
Oktober 2014

404.

Rothermel, A.
Recent Results with Subretinal Stimulation
Biomedical Circuits and Systems Conference (BioCAS), Special Session Invited, pp. 220 - 223
Oktober 2014

403.

Bihr, U.; Anders, J.; Rickert, J.; Schüttler, M.; Moeller, A.; Boven, K. H.; Becker, J.; Ortmanns, M.
A Neural Recorder IC with HV Input Multiplexer for Voltage and Current Stimulation with 18V Compliance
IEEE ESSCIRC 2014, Venedig, Italien
September 2014

402.

Elkafrawy, A.; Anders, J.; Ortmanns, M.
Design of a High Resolution Transimpedance Amplifier for a High Speed Current Mode SAR ADC
Kleinheubacher Tagung, Miltenberg, Germany
September 2014

401.

Hoffmann, A.; Handwerker, J.; Ortmanns, M.; Anders, J.
Ein Array von NMR Feldsensoren zur Korrektur gradienteninduzierter Artefakte bei der Hochfeld MR-Bildgebung
Kleinheubacher Tagung, Miltenberg, Germany
September 2014

400.

Al Marashli, A.; Anders, J.; Ortmanns, M.
Ein SAR A/D Umsetzer mit neuartigem Rückkopplungs-D/A Umsetzer für hohe Auflösungen
Kleinheubacher Tagung, Miltenberg, Germany
September 2014

399.

Feller, C.; Wünschmann, J.; Wagner, R.; Rothermel, A.
Model Optimization for Model-Based Compression of Real World Video Data
2014 IEEE Fourth International Conference on Consumer Electronics Berlin (ICCE-Berlin), DOI: 10.1109/ICCE-Berlin.2014.7034314, pp. 1 - 5
September 2014

398.

Elkafrawy, A.; Anders, J.; Ortmanns, M.
A High Resolution Transimpedance Amplifier for Use in a 10-bit 200 MS/s Current Mode SAR ADC
57th IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), College Station, Texas, USA
August 2014

397.

Rieger, V.; Pour-Aryan, N.; Brendler, C.; Rothermel, A.
Benefit of spatial filtering for visual perception with a subretinal implant
Engineering in Medicine and Biology Society (EMBC), 2014 Annual International Conference of the IEEE
August 2014

396.

Liu, T.; Cai, Z.; Anders, J.; Ortmanns, M.
A Bootstrap Transimpedance Amplifier for High Speed Optical Transcutaneous Wireless Links
10th Conference on Ph.D. Research in Microelectronices and Electronices, Grenoble, France
Juli 2014

395.

Ritter, R.; Lorenz, M.; Chu, C.; Ortmanns, M.
A High Open Loop Gain Common Mode Feedback Technique for Fully Differential Amplifiers
IEEE NEWCAS 2014, Trois-Rivières, Kanada
Juni 2014

394.

Lorenz, M.; Maurer, M.; Manoli, Y.; Ortmanns, M.
A Spherical Simplex Unscented Kalman Filter with Smart Sigma-Point Processing for Estimations in CT Sigma-Delta Modulators
IEEE NEWCAS 2014, Trois-Rivières, Kanada
Juni 2014

393.

Bihr, U.; Xu, H.; Bulach, C.; Lorenz, M.; Anders, J.; Ortmanns, M.
Real-Time Data Compression of Neural Spikes
IEEE NEWCAS 2014, Trois-Rivières, Kanada
Juni 2014

392.

Chu, C.; Kauffman, J. G.; Anders, J.; Becker, J.; Ortmanns, M.; Epp, M.; Chartier, S.
A 1.92-GS/s CT ΔΣ modulator with 70-db DR and 78-db SFDR in 15-MHz bandwidth
IEEE NEWCAS 2014, Trois-Rivières, Kanada
Juni 2014

391.

Lorenz, M.; Ritter, R.; Becker, J.; Ortmanns, M.
A Genetic Algorithm for the Estimation of Nonidealities in Continuous-Time Sigma-Delta Modulators
Transactions on Circuits and Systems II, Vol. 61, no.6, pp. 388-392
Juni 2014

390.

Lorenz, M.; Brückner, T.; Ritter, R.; Anders, J.; Ortmanns, M.
A Square Root Unscented Kalman Filter for Estimating DAC and Loopfilter Nonidealities in Continuous-Time Sigma-Delta Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Melbourne, Australia
Juni 2014

389.

Brendler, C.; Pour-Aryan, N.; Rieger, V.; Rothermel, A.
Closed Loop Inverse Load Modulation Power Control by Magnetic Field Diminishment in Inductively Powered Biomedical Implants
IEEE International Symposium on Circuits and Systems (ISCAS), Melbourne, Australia
Juni 2014

388.

Liu, T.; Bihr, U.; Anders, J.; Ortmanns, M.
Performance Evaluation of a Low Power Optical Wireless Link for Biomedical Data Transfer
IEEE International Symposium on Circuits and Systems (ISCAS), Melbourne, Australia
Juni 2014

387.

Ritter, R.; Handwerker, J.; Ortmanns, M.
Telemetry for Implantable Medical Devices: Part 1 - Media Properties and Standards
IEEE Solid State Circuits Society Magazine, Vol. 6, No. 2, pp. 47 – 51
Juni 2014

386.

Xu, H.; Lorenz, M.; Bihr, U.; Anders, J.; Ortmanns, M.
Wide-Band Efficiency-Enhanced CMOS Rectifier
IEEE International Symposium on Circuits and Systems (ISCAS), Melbourne, Australia
Juni 2014

385.

Brückner, T.; Zorn, C.; Anders, J.; Becker, J.; Mathis, W.; Ortmanns, M.
A GPU-Accelerated Web-Based Synthesis Tool for CT Sigma-Delta Modulators
Circuits and Systems I: Regular Papers, IEEE Transactions on, vol.61, no.5, pp.1429,1441
Mai 2014

384.

Jain, A.; Pavan, S.
Characterization Techniques for High Speed Oversampled Data Converters
IEEE Transaction on Circuit and System I Regular papers, Vol.61, No.5, pp-1313-1320
Mai 2014

383.

Schlecker, B.; Dukic, M.; Erickson, B.; Ortmanns, M.; Fantner, G.; Anders, J.
Single-Cycle-PLL Detection for Real-Time FM-AFM Applications
Biomedical Circuits and Systems, IEEE Transactions on, Vol. PP, no. 99
April 2014

382.

Pour-Aryan, N.; Rothermel, A.
Analysis of Photosensor Properties for Visual Neural Stimulators
1st International Conference on Photonics, Optics and Laser Technology (PHOTOPTICS 2013), Barcelona, Spain
Februar 2014

381.

Kauffman, J. G.; Witte, P.; Lehmann, M.; Becker, J.; Manoli, Y.; Ortmanns, M.
A 72 dB DR, CT ΔΣ Modulator Using Digitally Estimated, Auxiliary DAC Linearization Achieving 88 fJ/conv-step in a 25 MHz BW
IEEE Journal of Solid-State Circuits, Vol. 49, No. 2
Februar 2014

380.

Elkafrawy, A.; Anders, J.; Ortmanns, M.
A High Speed Current Steering DAC Based Current Mode SAR ADC
Analog Circuits Workshop, Vienna, Austria
Februar 2014

379.

Rieger, V.; Brendler, C.; Pour-Aryan, N.; Rothermel, A.
A 10-bit Current-Steering D/A Converter for Active Pixel Sensor Control
20th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Abu Dhabi, UAE
Dezember 2013

378.

Lorenz, M.; Brückner, T.; Anders, J.; Ortmanns, M.
An Advanced Unscented Kalman Filter Algorithm for Parameter Estimation in Continuous-Time Sigma-Delta Modulators
20th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Abu Dhabi, UAE
Dezember 2013

377.

Elkafrawy, A.; Anders, J.; Brückner, T.; Ortmanns, M.
Design of a Current Steering DAC for a High Speed Current Mode SAR ADC
20th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Abu Dhabi, UAE
Dezember 2013

376.

Brückner, T.; Kiebler, M.; Lorenz, M.; Zorn, C.; Anders, J.; Mathis, W.; Ortmanns, M.
Discrete-Time Simulation of Continuous-Time ΣΔ Modulators With Arbitrary Input Signals
20th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Abu Dhabi, UAE
Dezember 2013

375.

Brendler, C.; Pour-Aryan, N.; Rieger, V.; Rothermel, A.
Resistorless BiCMOS Voltage Reference with Isolated Substrate Potential for Biomedical Implants
20th IEEE International Conference on Electronics, Circuits and Systems (ICECS), Abu Dhabi, UAE
Dezember 2013

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