Publikationen - Prof. Dr.-Ing. M. Ortmanns

Artikel

2016

259.
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
258.
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
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)
Juli 2016
256.
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
255.
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
254.
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
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
Juni 2016
252.
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
251.
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
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
Mai 2016
249.
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
248.
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
247.
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
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
März 2016
245.
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
244.
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
243.
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
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
Januar 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
Dezember 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
Oktober 2015
238.
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
237.
Liu, T.; Anders, J.; Ortmanns, M.
A Bidirectional Optical Transcutaneous Telemetric Link for Brain Machine Interface
Electronic letters
September 2015
236.
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
235.
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

Bücher

Patente

  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