Institute of Microelectronics

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

Papers  Books  Patents 

Papers

2016

263.
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
December 2016
262.
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
October 2016
261.
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
260.
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
259.
Herkle, A.; Becker, J.; Ortmanns, M.
Physical Unclonable Functions based on A/D-converter's differential non-linearities
Kleinheubacher Tagung, Miltenberg, Germany
September 2016
258.
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
257.
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)
July 2016
256.
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
July 2016
255.
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
July 2016
254.
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
July 2016
DOI:10.18725/OPARU-17955
253.
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
June 2016
252.
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
June 2016
251.
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
June 2016
250.
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
May 2016
249.
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
May 2016
248.
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
May 2016
247.
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
May 2016
246.
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
March 2016
245.
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
March 2016
244.
Djekic, D.; Ortmanns, M.; Fantner, G.; Anders, J.
Linearisierte Pseudo-Widerstände mit hoher Robustheit für die Raster-Ionenstrommikroskopie
Analogworkshop 2016, Leibniz Universität Hannover
March 2016
243.
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
March 2016
242.
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
January 2016
241.
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

2015

240.
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
December 2015
239.
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
October 2015

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