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

Artikel

2012

163.
Bihr, U.; Ortmanns, M.
A Front-End Circuit for Neural Recording Applications with Spectral Separation of LFP and Action Potentials Consuming 21 μW per Channel
46. DGBMT Jahrestagung (BMT 2012), Jena, Germany
September 2012
162.
Chu, C.; Kauffman, J. G.; Ortmanns, M.
A 12-bit continuous-time third Order ΔΣ Modulator with 85dBFS SFDR in a 15MHz BW
Kleinheubacher Tagung 2012, Miltenberg, Germany
September 2012
161.
Zahabi, A.; Anis, M.; Ortmanns, M.
Near Field Inductive Coupled Tuning Technique For RF Bandpass SD Modulators
IEEE Midwest Symposium on Circuits and Systems (MWSCAS 2012), Boise, Idaho, USA
August 2012
160.
Liu, T.; Bihr, U.; Anis, M.; Ortmanns, M.
Optical Transcutaneous Link for Low Power, High Data Rate Telemetry
34nd Annual Int. Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2012), San Diego, USA
August 2012
159.
Brückner, T.; Lorenz, M.; Zorn, C.; Becker, J.; Mathis, W.; Ortmanns, M.
Hardware-Accelerated Simulation Environment for CT Sigma–Delta Modulators Using an FPGA
Transactions on Circuits and Systems II, Vol. 59, no.8, pp. 471-475
August 2012
158.
Bulach, C.; Bihr, U.; Ortmanns, M.
Evaluation Study of Compressed Sensing for Neural Spike Recordings
34nd Annual Int. Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2012), San Diego, USA
August 2012
157.
Noorsal, E.; Sooksood, K.; Bihr, U.; Becker, J.; Ortmanns, M.
Distributed Clock Gating for Power Reduction of a Programmable Waveform Generator for Neural Stimulation
34nd Annual Int. Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2012), San Diego, USA
August 2012
156.
Kauffman, J. G.; Brückner, T.; Ortmanns, M.
PVT Robust Design of Wideband CT Delta Sigma Modulators Including Finite GBW Compensation
The 55th IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), Boise, Idaho, USA
August 2012
155.
Sooksood, K.; Noorsal, E.; Bihr, U.; Ortmanns, M.
Recent Advances in Power Efficient Output Stage for High Density Implantable Stimulators
34nd Annual Int. Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2012), San Diego, USA
August 2012
154.
Zahabi, A.; Anis, M.; Ortmanns, M.
A Power/Area-Starved Complementary-Cross-Coupled Filter for Integrated Transmission Line SD Modulators
IEEE Midwest Symposium on Circuits and Systems (MWSCAS 2012), Boise, Idaho, USA
August 2012
153.
Zahabi, A.; Liu, T.; Anis, M.; Ortmanns, M.
Inductively Coupled Super-Regeneration Amplifier Based on Integrated Transmission Line for Transcutaneous Data Transfer
In Proceeding of International Microwave Symposium (IMS), Montréal, Canada
Juni 2012
152.
Kauffman, J. G.; Rieger, V.; Ritter, R.; Anders, J.; Ortmanns, M.
Design of a 5bit 1GSps VCO Quantizer for a CT Delta Sigma Modulator
Conference on Ph.D. Research in Microelectronics & Electronics (PRIME), Aachen, Germany
Juni 2012
151.
Stein, M.; Ortmanns, M.; Becker, J.
Mitigating Temperature Impact on Analog Filters Using a Genetic Algorithm on a Continuous-Time FPAA
PRIME 2012, 8th Conference on Ph.D. Research in Microelectronics & Electronics, Aachen, Germany
Juni 2012
150.
Bihr, U.; Ortmanns, M.
A Neural Recorder with Mixed Signal Feedback Loop for a Spectral Separation of Spikes and LFP
PRIME 2012, 8th Conference on Ph.D. Research in Microelectronics & Electronics, Aachen, Germany
Juni 2012
149.
Zahabi, A.; Anis, M.; Ortmanns, M.
Characterization of Integrated Transmission Lines for RF Bandpass Sigma Delta Modulators
IEEE Conference on Ph.D. Research in Microelectronics & Electronics (PRIME), Aachen, Germany
Juni 2012
148.
Zahabi, A.; Anis, M.; Ortmanns, M.
Integrated Transmission Lines for Complementary Cross-Coupled Bandpass Filters of SD Modulators
IEEE International NEW Symposium on Circuits and Systems (NEWCAS), Montreal, Canada
Juni 2012
147.
Witte, P.; Kauffman, J. G.; Brückner, T.; Becker, J.; Ortmanns, M.
An Error Estimation Technique for Lowpass and Bandpass Delta-Sigma ADC Feedback DACs Using a Residual Test Signal
IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea
Mai 2012
146.
Zahabi, A.; Anis, M.; Ortmanns, M.
2.4GHz Super-Regeneration Amplifier with Degenerative Quenching Technique for RF-Pulse Width Transceiver
IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea
Mai 2012
145.
Xu, H.; Ortmanns, M.
A New Class of Integrated CMOS Rectifiers with Improved PVT-Compensated Efficiency
IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea
Mai 2012
144.
Zorn, C.; Widemann, C.; Brückner, T.; Ortmanns, M.; Mathis, W.
Peaking Reduced STF Design for CT SD Modulators with Selective Pole Compensation
IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea
Mai 2012
143.
Ritter, R.; Kauffman, J. G.; Ortmanns, M.
A power efficient MDAC design with correlated double sampling for a 2-step-flash ADC
IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea
Mai 2012
142.
Sooksood, K.; Ortmanns, M.
Power Efficient Output Stage for High Density Implantable Stimulators
Electronics Letters, Vol. 48 (10)
Mai 2012
141.
Bihr, U.; Ortmanns, M.
A Front-End Circuit with Active Spike and LFP Separation via a Switched Capacitor Filter Structure for Neural Recording Applications
IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea
Mai 2012
140.
Zahabi, A.; Jamal, F.; Becker, J.; Anis, M.; Ortmanns, M.
Digitally-Switched Resonators for Bandpass Integrated Transmission Line Sigma Delta Modulators
IEEE International Symposium on Circuits and Systems (ISCAS), Seoul, Korea
Mai 2012
139.
Witte, P.; Kauffman, J. G.; Becker, J.; Manoli, Y.; Ortmanns, M.
A 72dB-DR Delta-Sigma CT Modulator Using Digitally Estimated Auxiliary DAC Linearization Achieving 88fJ/conv in a 25 MHz BW
IEEE International Conference on Solid-State Circuits (ISSCC), San Francisco, USA
Februar 2012

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