Publications - Prof. Dr.-Ing. M. Ortmanns

Papers

2018

307.
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
306.
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
305.
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
October 2018
304.
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
303.
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
302.
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
July 2018
301.
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
May 2018
File:https://www.uni-ulm.de/fileadmin/website_uni_ulm/iui.inst.010/downloads/Vogelmann_ISCAS_2018-05.pdf
300.
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
May 2018
299.
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
May 2018
298.
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
May 2018
297.
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
May 2018
296.
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
May 2018
295.
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
May 2018
DOI:10.18725/OPARU-17954
294.
Mokhtar, M.; Ortmanns, M.
Study of Single Opamp Resonators in CT Sigma-Delta Modulators
Analogworkshop 2018, Albert-Ludwigs-Universität Freiburg, Germany
March 2018
293.
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
February 2018
292.
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
291.
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
290.
Haas, M.; Vogelmann, P.; Ortmanns, M.
A Neuromodulator Frontend with Reconfigurable Class-B Current and Voltage Controlled Stimulator
IEEE Solid-State Circuits Letters
2018

2017

289.
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
October 2017
288.
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
October 2017
287.
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
October 2017
286.
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
October 2017
285.
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
October 2017
284.
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
October 2017
283.
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
October 2017

Books

Patents

  1. A. Herkle, J. Becker, M. Ortmanns
    [DE] Verfahren und Vorrichtung zur Erzeugung einer digitalen Signatur
    DE102016204055A1, Patent record available from the German Patent
    2016

  2. R. Ritter, M. Schimper, W. Schelmbauer, M. Ortmanns
    Analog-to-digital converter, signal processor, and method for analog-to-digital conversion.
    US8760330, Patent record available from the US Patent Office
    2014

  3. A. Rocke, M. Ortmanns und N. Unger
    Device for controlling the electric charge on stimulation electrodes.
    EP1827591, Patent record available from the European Patent
    2007

  4. M. Ortmanns, Y. Manoli und F. Gerfers
    Controlled power source, in particular for a digital/analogue converter in continuous time sigma/delta modulators.

    EP1550222, Patent record available from the European Patent
    2005

  5. A. Rocke, M. Ortmanns und N. Unger
    Device for controlling the electric charge on stimulation electrodes.
    WO06063743, Patent record available from the World Intellectual Property Organization (WIPO)
    2006

  6. M. Ortmanns und Y. Manoli
    Method for the characterisation of and for the automatic correction of linear errors in analog/digital converters.

    WO05078936, Patent record available from the World Intellectual Property Organization (WIPO)
    2005

  7. M. Ortmanns, Y. Manoli und F. Gerfers
    Controlled power source, in particular for a digital/analogue converter in continuous time sigma/delta modulators.
    WO04034588, Patent record available from the World Intellectual Property Organization (WIPO)
    2004

  8. M. Ortmanns, Y. Manoli und F. Gerfers
    Controlled current source, in particular for digital/analogue converters in continuous-time sigma/delta modulators.

    US7151474, Patent record available from the US Patent Office
    2006

  9. M. Ortmanns, Y. Manoli und F. Gerfers
    Controlled power source, in particular for a digital/analogue converter in continuous time sigma delta modulators.
    US20060055580, Patent record available from the US Patent Office
    2006