Prof. Dr. Teddy Loeliger

Work at ZHAW

Position

• Professor for Electronics
• Head of Sensor Electronics Group at ISC Institute of Signal Processing and Wireless Communications

Focus

Sensor Electronics - Radio Frequency Technology

Experience

• Professor for Electronics
  ZHAW Zurich University of Applied Sciences
  09 / 2019 - today
• Head of Technology
  Proceq SA
  09 / 2016 - 06 / 2019
• IC Design Senior Manager
  Heptagon Oy
  08 / 2015 - 05 / 2016
• Team Manager Electronic Design
  Trafag AG
  02 / 2015 - 03 / 2015
• Head of ASIC Design
  DECTRIS Ltd.
  05 / 2010 - 01 / 2015
• Professor for Microelectronics
  HSR University of Applied Sciences Rapperswil
  10 / 2003 - 08 / 2009
• Analog and Mixed-Signal IC Design Engineer
  IBM Research GmbH
  02 / 2001 - 09 / 2003
• Analog and Mixed-Signal IC Design Engineer
  ETH Zürich
  04 / 1994 - 01 / 2001

Education and Continuing education

Education

• Dr. sc. techn. (PhD) / Electronics Laboratory
  ETH Zürich
  04 / 1994 - 01 / 2001
• Dipl. El.-Ing. ETH (M.S.) / Electrical Engineering
  ETH Zürich
  09 / 1987 - 03 / 1994

Continuing Education

• Certified ScrumMaster (CSM)
  Scrum Alliance
  04 / 2017
• 3D Imaging with Time-of-Flight
  Harvest Imaging
  01 / 2016
• Nanometer CMOS ICs
  IMEC Academy
  04 / 2013
• Advanced Analog Implementation Flow
  IDESA (Implementation of Widespread IC Design Skills in Advanced Deep Submicron Technologies at European Academia)
  12 / 2008
• Certificate in University Didactics
  University of Applied Sciences of Eastern Switzerland
  09 / 2008

Network

ORCID digital identifier

ORCID ID: 0009-0003-4131-6183

Projects

• NextRadarGuard: Smart Radar-Based Presence Detection of Dynamic and Static Objects for Gate Area Safeguarding / Project leader / ongoing
• Miniaturized Fast Optical Yarn Detection Sensor for the Precise Separation of Yarns in a Wide Yarn Spectrum / Project leader / ongoing
• Model-Based Sensitivity Analysis of a Miniaturized Bipolar High-Frequency Forceps for Neurosurgery / Project leader / completed
• Smallest and most affordable intraoral scanner in the world, based on the latest optoelectronic components and innovative algorithms / Co-project leader / completed
• 3D Time-of-Flight in Sensor Fusion / Project leader / completed
• Reliable Wildlife Camera Trap Based on 3D Time-of-Flight Technology / Project leader / completed

Publications

Articles in scientific journal, peer-reviewed

Hueni, A. et al. (2025) ‘The AVIRIS-4 airborne imaging spectrometer’, IEEE Geoscience and Remote Sensing Letters, 22(5505705). doi: 10.1109/lgrs.2025.3572349.

Written conference contributions, peer-reviewed

• Waelti, Y. et al. (2025) ‘Efficient depth and RGB camera fusion algorithm for depth imaging with improved spatial resolution’, in 2024 31st IEEE International Conference on Electronics, Circuits and Systems (ICECS). IEEE. doi: 10.1109/ICECS61496.2024.10849232.
• Ludwig, M. et al. (2024) ‘Compact 3D time-of-flight sensor with real-time multi-path separation’, in 2024 7th Iberian Robotics Conference (ROBOT). IEEE. doi: 10.1109/robot61475.2024.10797402.
• Waelti, Y. et al. (2024) ‘Resolution upscaling of 3D time-of-flight sensor by fusion with RGB camera’, in 2024 IEEE SENSORS. IEEE. doi: 10.1109/sensors60989.2024.10784706.
• Ludwig, M. A., Gutknecht, J. and Loeliger, T. (2023) ‘Improved multi-path interference separation for indirect 3D time-of-flight using particle swarm optimization’, in 2023 IEEE SENSORS. IEEE. doi: 10.1109/SENSORS56945.2023.10325089.
• Oppliger, M. et al. (2022) ‘Sensor fusion of 3D time-of-flight and thermal infrared camera for presence detection of living beings’, in 2022 IEEE Sensors. IEEE. doi: 10.1109/SENSORS52175.2022.9967309.
• Gutknecht, J. and Loeliger, T. (2021) ‘Multi-layer ToF : comparison of different multipath resolve methods for indirect 3D time-of-flight’, in 2021 IEEE Sensors. IEEE. doi: 10.1109/SENSORS47087.2021.9639800.

Publications before appointment at the ZHAW

• M. Bochenek , S. Bottinelli, Ch. Broennimann, P. Livi, T. Loeliger, V. Radicci, R. Schnyder, and P. Zambon, "IBEX: Versatile Readout ASIC With Spectral Imaging Capability and High Count Rate Capability," in IEEE Transactions on Nuclear Science, vol. 65, no. 6, pp. 1285-1291, June 2018, doi: 10.1109/TNS.2018.2832464.
• P. Trueb, B.A. Sobott, R. Schnyder, T. Loeliger, M. Schneebeli, M. Kobas, R.P. Rassool, D.J. Peake, and C. Broennimann, "Simulating the counting mechanism of PILATUS2 and PILATUS3 detectors for improved count rate corrections," in International Conference on Synchrotron Radiation Instrumentation, Lyon, France, July 2012.
• T. Loeliger, C. Brönnimann, T. Donath, M. Schneebeli, R. Schnyder and P. Trüb, "The new PILATUS3 ASIC with instant retrigger capability," 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference Record (NSS/MIC), Anaheim, CA, USA, 2012, pp. 610-615, doi: 10.1109/NSSMIC.2012.6551180.
• P. Trueb, B.A. Sobott, R. Schnyder, T. Loeliger, M. Schneebeli, M. Kobas, R.P. Rassool, D.J. Peake, C. Broennimann, ‘Improved count rate corrections for highest data quality with PILATUS detectors’, Journal of synchrotron radiation, 2012, doi: 10.1107/S0909049512003950.
• M. Bingesser, T. Loeliger, W. Hinn, J. Hauer, S. Mödl, R. Dorn, and M. Völker, "Low-Noise Sigma-Delta Capacitance-to-Digital Converter for Sub-pF Capacitive Sensors with Integrated Dielectric Loss Measurement," 2008 Design, Automation and Test in Europe, Munich, Germany, 2008, pp. 868-872, doi: 10.1109/DATE.2008.4484783.
• T. Degen and T. Loeliger, "An improved Method to continuously monitor the Electrode-Skin Impedance during Bioelectric Measurements," 2007 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Lyon, France, 2007, pp. 6294-6297, doi: 10.1109/IEMBS.2007.4353794.
• E. Eleftheriou, P. Bächtold, G. Cherubini, A. Dholakia, C. Hagleitner, T. Loeliger, A. Pantazi, H. Pozidis, T.R. Albrecht, G.K. Binnig, M. Despont, U. Drechsler, U. Dürig, B. Gotsmann, D. Jubin, W. Häberle, M.A. Lantz, H. Rothuizen, R. Stutz, P. Vettiger, and D. Wiesmann, ‘A Nanotechnology-based Approach to Data Storage’, in Proceedings 2003 VLDB Conference, Elsevier, 2003, pp. 3–7.
• P. Vettiger, T. Albrecht, M. Despont, U. Drechsler, U. Dürig, B. Gotsmann, D. Jubin, W. Haberle, M.A. Lantz, H. Rothuizen, R. Stutz, D. Wiesmann, and G.K. Binnig, P. Bachtold, G. Cherubini, C. Hagleitner, T. Loeliger, A. Pantazi, H. Pozidis, and E. Eleftheriou, "Thousands of microcantilevers for highly parallel and ultra-dense data storage," IEEE International Electron Devices Meeting 2003, Washington, DC, USA, 2003, pp. 32.1.1-32.1.4, doi: 10.1109/IEDM.2003.1269392.
• T. Loeliger, P. Bächtold, G. K. Binnig, G. Cherubini, U. Dürig, E. Eleftheriou, P Vettiger, M. Uster, and H. Jäckel, "CMOS sensor array with cell-level analog-to-digital conversion for local probe date storage," Proceedings of the 28th European Solid-State Circuits Conference, Florence, Italy, 2002, pp. 623-626.
• G. Cherubini, T. Antonakopoulos, P. Bächtold, G. K. Binnig, M. Despont, U. Drechsler, A. Dholakia, U. Dürig, E. Eleftheriou, B. Gotsmann, W. Häberle, M. A. Lantz, T. Loeliger, H. Pozidis, H. E. Rothuizen, R. Stutz, and P. Vettiger, "The millipede, a very dense, highly parallel scanning-probe data-storage system," Proceedings of the 28th European Solid-State Circuits Conference, Florence, Italy, 2002, pp. 121-125.
• T. Loeliger, Large-Area Photosensing in CMOS, Hartung-Gorre Verlag, 2001. (Ph.D. dissertation)
• T. Loeliger and W. Guggenbühl, "Cascode Configurations for Switched Current Copiers," Analog Integrated Circuits and Signal Processing, vol. 19, no. 2, pp. 115–127, May 1999, doi: 10.1023/A:1008337411596.
• M. Uster, T. Loeliger, W. Guggenbuhl and H. Jackel, "Integrating ADC using a single transistor as integrator and amplifier for very low (1 fA minimum) input currents," 1999 Third International Conference on Advanced A/D and D/A Conversion Techniques and their Applications (Conf. Publ. No. 466), Glasgow, UK, 1999, pp. 86-89, doi: 10.1049/cp:19990470.
• T. Loeliger, S. Lauxtermann, P. Seitz, and H. Jäckel, ”Sweep photogate: optimized photosensors for optical spectrometry in CMOS,” in European Optical Society Topical Meeting, Apr. 1998, pp. 28-29.
• T. Loeliger and W. Guggenbuhl, "Cascode circuits for switched current copiers," Proceedings of 40th Midwest Symposium on Circuits and Systems. Dedicated to the Memory of Professor Mac Van Valkenburg, Sacramento, CA, USA, 1997, pp. 256-259 vol.1, doi: 10.1109/MWSCAS.1997.666082.
• T. Loeliger and W. Guggenbuhl, "Cascode circuits for low-voltage and low-current applications," Proceedings of Third International Conference on Electronics, Circuits, and Systems, Rhodes, Greece, 1996, pp. 1029-1032 vol.2, doi: 10.1109/ICECS.1996.584562.
• W. Guggenbühl, T. Loeliger, M. Uster, and F. Grogg, ”CMOS circuit for low photocurrent measurements,” in IEEE International Workshop on Emergent Technologies for Instrumentation and Measurement, June 1996, pp. 62-67.

Other publications

• T. Loeliger, D. Demuth, R. Mennicke, and N. Ramagnano, "Inductive characterization of a metal object embedded in concrete and related detection device", International Patent Application WO 2018/232533, 2017.
• B. Buettgen, G. Köklü, and T. Loeliger, "Semiconductor devices comprising a pinned photodiode structure," International Patent Application WO 2017/123159, 2016.
• T. Loeliger, C. Broennimann, and R. Schnyder, "Photon counting imaging method and device with instant retrigger capability," U.S. Patent 9 081 103, 2011.
• P. Bächtold, G. Cherubini, E. Eleftheriou, and T. Loeliger, "Offset compensation in local-probe data storage devices," U.S. Patent 7 173 547, 2004.
• T. Loeliger, G. Cherubini, and E. Eleftheriou, "Storage device having flexible architecture and free scalability," U.S. Patent 7 558 185, 2004.
• T. Loeliger, P. Bächtold, G.K. Binnig, G. Cherubini, A. Dholakia, U. Dürig, E. Eleftheriou, and P. Vettiger, "Data detection for local probe data storage devices," U.S. Patent 7 109 905, 2001.

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