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

Papers

2014

218.
Bihr, U.; Anders, J.; Rickert, J.; Schuettler, 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
217.
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
216.
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
215.
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
214.
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
213.
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
July 2014
212.
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
June 2014
211.
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
June 2014
210.
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
June 2014
209.
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
June 2014
208.
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
June 2014
207.
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
June 2014
206.
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
June 2014
205.
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
June 2014
204.
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
June 2014
203.
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
May 2014
202.
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
201.
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
February 2014
200.
Elkafrawy, A.; Anders, J.; Ortmanns, M.
A High Speed Current Steering DAC Based Current Mode SAR ADC
Analog Circuits Workshop, Vienna, Austria
February 2014

2013

199.
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
December 2013
198.
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
December 2013
197.
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
December 2013
196.
Anders, J.; Boero, G.; Handwerker, J.; Ortmanns, M.
A fully-integrated detector for NMR microscopy in 0.13 µm CMOS
IEEE Asian Solid-State Circuits Conference (A-SSCC) 2013, Singapore
November 2013
195.
Kauffman, J. G.; Chu, C.; Becker, J.; Ortmanns, M.
A 67 dB DR 50MHz BW CT Delta Sigma Modulator Achieving 207 fJ/conv
Asian Solid-State Circuits Conference, Singapore
November 2013
194.
Handwerker, J.; Eschelbach, M.; Chang, P.; Henning, A.; Scheffler, K.; Ortmanns, M.; Anders, J.
An Active TX/RX NMR Probe for Real-Time Monitoring of MRI Field Imperfections
IEEE Biomediocal Circuits and Systems Conference (BiOCAS) 2013, Rotterdam, The Netherlands
October 2013

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