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

Article


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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
294.
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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
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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
292.
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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
291.
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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
290.
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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
289.
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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,
2018
288.
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Haas, M.; Vogelmann, P.; Ortmanns, M.
A Neuromodulator Frontend with Reconfigurable Class-B Current and Voltage Controlled Stimulator
IEEE Solid-State Circuits Letters,
2018
287.
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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
286.
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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
285.
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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
284.
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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
283.
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Handwerker, J.; Schlecker, B.; Ortmanns, M.; Anders, J
Integrated Circuit Technology for Next Generation Point-of-Care Spectroscopy Applications
IEEE Communications Magazine, vol. 55, no. 10, pp. 143–151,
October 2017
282.
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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
281.
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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
280.
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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
279.
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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
278.
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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
277.
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Haas, M.; Rajabzadeh, M.; Ortmanns, M.
Performance evaluation of state-of-the-art neural recorder SoCs
BMT 2017, Dresden, Germany,
September 2017
276.
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Al Marashli, A.; Anders, J.; Becker, J.; Ortmanns, M.
A high linearity SAR ADC employing Sigma-Delta DAC
Kleinheubacher Tagung, Miltenberg, Germany,
September 2017
275.
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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,
July 2017
274.
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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,
July 2017
273.
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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,
July 2017
272.
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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,
July 2017
271.
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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,
June 2017

Books


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Ortmanns, M.; Ritter, R. and Chi, J.
ΣΔ ADCs with Improved Interferer Robustness
Volume Wideband Continuous-time SD-ADCs, Automotive Electronics, and Power Management: Advances in Analog Circuit Design 2016
Publisher: Springer,
2016
ISBN: 978-3319416694
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Brückner, T. and Ortmanns, M.
Automated Design of High-Speed Continuous-Time Sigma-Delta Modulators employing Compensation and Correction of Non-Idealities, in High-Performance AD and DA Converters, IC Design in Scaled Technologies, and Time-Domain Signal Processing
Publisher: Springer,
2014
ISBN: 978-3-319-07937-0
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Ortmanns, M.; Buhmann, A. and Manoli, Y.
Interface Circuits in Comprehensive Microsystems
Publisher: Elsevier Pubs.,
2007
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Buhmann, A.; Keller, M.; Ortmanns, M.; Gerfers, F. and Manoli, Y.
Time-Continuous Delta-Sigma A/D Converters - From Theory to Practical Implementation
Publisher: in Advanced Signal Processing, Circuits, and Systems Design Techniques for Communications, (eds. Paliouras, V.; Stouraitis, Th.; Ioinovici, A.),
2006
ISBN: 1-4244-0460-6
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Ortmanns, M. and Gerfers, F.
Continuous-Time Sigma-Delta A/D Conversion, Fundamentals, Error Correction and Robust Implementations
Publisher: Springer Pubs.,
2005
ISBN: 3-540-28406-0
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Ortmanns, M.
Error Compensation in Continuous-Time Sigma-Delta A/D Converters
Publisher: PhD Thesis, Albert-Ludwigs-University Freiburg,
2003