Publications (Total)

2019

531.
Chi, J.; Mandry, H.; Ortmanns, M.
Finite Gain-Bandwidth of Q Enhancement in Bandpass CT ΣΔ Modulator and Compensation
IEEE International Symposium on Circuits and Systems (ISCAS), Sapporo, Japan, pp. 1-5.
May 2019
530.
Kaim, H.; Gambach, S.; Schütz, H.; Steinhoff, R.; Moll, S.; Rothermel, A.
Implementierung einer automatischen Helligkeitsregelung für ein subretinales Implantat
Analogworkshop 2019, Universität Stuttgart
March 2019
529.
Gambach, S.; Kaim, H.; Schütz, H.; Steinhoff, R.; Moll, S.; Rothermel, A.
Evaluierung einer getakteten Leistungsregelung für biomedizinische Implantate
Analogworkshop 2019, Universität Stuttgart
March 2019
528.
Luo, Y.; Jain, A.; Ortmanns, M.
A Multi-bit Delta-Sigma DAC Architecture with Internal DAC Non-linearity Suppression
Analogworkshop 2019, Universität Stuttgart
March 2019
527.
Qi, L.; Jain, A.; Jiang, D.; Sin, S.; Martins, R.; Ortmanns, M.
A 76.6dB-SNDR 50MHz-BW 29.2mW Noise-Coupling-Assisted CT Sturdy MASH ΔΣ Modulator with 1.5b/4b Quantizers in 28nm CMOS
IEEE International Solid- State Circuits Conference - (ISSCC), San Francisco, USA
February 2019
526.
Häberle, M.; Djekic, D.; Rajabzadeh, M.; Fantner, G.; Lips, K.; Ortmanns, M.; Anders, J.
Comparison of Different Precision Pseudo Resistor Realizations in the DC-Feedback of Capacitive Transimpedance Amplifiers
IEEE International Conference on Electronics Circuits and Systems (ICECS 2019), Genova, Italy pp. 699-702
2019
DOI:10.1109/ICECS46596.2019.8965196
525.
Vogelmann, P.; Mokhtar, M.; Luo, Y.; Ortmanns, M.
Next-Generation ADCs, High-Performance Power Management, and Technology Considerations for Advanced Integrated Circuits: Advances in Analog Circuit Design 2019
Publisher: Springer
2019
ISBN:978-3030252663
524.
Vogelmann, P.; Wagner, J.; Haas, M.; Ortmanns, M.
A Dynamic Power Reduction Technique for Incremental ΔΣ Modulators
IEEE Journal of Solid-State Circuits
January 2019

2018

523.
Schütz, H.; Djekic, D.; Gambach, S.; Kaim, H.; Steinhoff, R.; Rothermel, A.
Current Mode Communication Scheme for Subretinal Implants with 8mV RMS Wire Potential
25th IEEE International Conference on Electronics, Circuits and Systems (ICECS)
December 2018
522.
Wagner, J.; Vogelmann, P.; Ortmanns, M.
On the Optimization of DT Incremental Sigma-Delta Modulators in Combination with CoI Reconstruction Filters
2nd New Generation of Circuits & Systems Conference (NGCAS 2018), Valetta, Malta
November 2018
521.
Wagner, J.; Vogel, F.; Kuhm, F.; Ortmanns, M.
Automated Synthesis of Subsampling CT Bandpass Sigma-Delta Modulators with Non-Idealities
2nd New Generation of Circuits & Systems Conference (NGCAS 2018), Valetta, Malta
November 2018
520.
Lv, L.; Jain, A.; Zhou, X.; Becker, J.; Li, Q.; Ortmanns, M.
A 0.4-V Gm–C Proportional-Integrator-Based Continuous-Time Delta-Sigma Modulator With 50-kHz BW and 74.4-dB SNDR
IEEE Journal of Solid-State Circuits, vol. 53, no. 11, pp. 3256-3267
November 2018
519.
Haas, M.; Ortmanns, M.
Efficient implementation and stability analysis of a HV-CMOS current/voltage mode stimulator
IEEE/CAS-EMB Biomedical Circuits and Systems Conference (BioCAS) 2018, Cleveland, USA
October 2018
518.
Sauerbrey, J.; San Pablo Garcia, J.; Schütz, U.; Khushk, H.; Kauffman, J. G.
A Multi-mode GSM to LTE100 ADC
ESSCIRC 2018 - 44th IEEE European Solid State Circuits Conference, Dresden, Germany
September 2018
517.
Herkle, A.; Becker, J.; Ortmanns, M.
Methoden zur Verbesserung von CMOS integrierten Arbiter-PUFs
16. GMM/ITG-Fachtagung Analog, München, Germany
September 2018
DOI:10.18725/OPARU-17977
516.
Häberle, M.; Djekic, D.; Fantner, G.; Lips, K.; Ortmanns, M.; Anders, J.
An integrator-differentiator TIA using a multi-element pseudo-resistor in its DC servo loop for enhanced noise performance
ESSCIRC 2018 - 44th IEEE European Solid State Circuits Conference, Dresden, Germany
September 2018
515.
Rothermel, A.
Implanted Electronics, Making the Blind See Again (Invited Keynote Presentation)
22nd World Multi-Conference on Systemics, Cybernetics, and Informatics (WMSCI 2018), Orlando, Florida, USA
July 2018
514.
Djekic, D.; Fantner, G.; Lips, K.; Ortmanns, M.; Anders, J.
A 0.1% THD, 1-MOhm to 1-GOhm Tunable, Temperature-Compensated Transimpedance Amplifier Using a Multi-Element Pseudo-Resistor
IEEE Journal of Solid-State Circuits, vol. 53, no. 7, pp. 1913-1923
July 2018
513.
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
512.
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
511.
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
510.
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
DOI:10.18725/OPARU-17954
509.
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
File:https://www.uni-ulm.de/fileadmin/website_uni_ulm/iui.inst.010/downloads/Vogelmann_ISCAS_2018-05.pdf
508.
Luo, Y.; Qi, L.; Jain, A.; Ortmanns, M.
A High-Resolution Delta-Sigma D/A Converter Architecture with High Tolerance to DAC Mismatch
2018 IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, pp. 1-5
May 2018
507.
Chi, J.; Jain, A.; Sauerbrey, J.; Becker, J.; Ortmanns, M.
Interferer Induced Jitter Reduction in Bandpass CT ΣΔ Modulators for Receiver Applications
2018 IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, pp. 1-4
May 2018