Arnfinn Aas Eielsen

Bikash Adhikari; John J. Leth; Arnfinn Aas Eielsen (2025) Enhancing Digital-To-Analog Converters' Performance Using Moving-Horizon Optimal Quantisation with Optimal Noise-Shaping. I: IFAC-PapersOnLine. ISSN 2405-8971. Volum 59. s.30-35. DOI: 10.1016/j.ifacol.2025.12.177

Ahmad Faza'; John Leth; Arnfinn Aas Eielsen (2025) Optimised Spectral Density Shaping of Quantisation Error Using Adaptive Dithering. I: European Signal Processing Conference. ISSN 2076-1465. Volum 2025. s.2707-2711. DOI: 10.23919/EUSIPCO63237.2025.11226510

Jonathan Sæthre Ege; Bikash Adhikari; Ahmad Mohammad Ahmad Faza; Trond Ytterdal; Arnfinn Aas Eielsen (2025) Improving the accuracy of digital-to-analogue converters. I: Measurement: Sensors. Online ISSN 2665-9174. Volum 38. DOI: 10.1016/j.measen.2024.101419

Raymond Van der Rots; Bjørnar Karlsen; Arnfinn Aas Eielsen (2024) Ultra Low-Distortion, Low-Noise Transimpedance Amplifier. I: CPEM Digest. ISSN 0589-1485.

Bikash Adhikari; Raymond Van der Rots; John Leth; Arnfinn Aas Eielsen (2024) Linearisation of Digital-to-Analog Converters by Model Predictive Control. I: IFAC-PapersOnLine. ISSN 2405-8971. Volum 58. s.92-98. DOI: 10.1016/j.ifacol.2024.09.015

Yuen K. Yong; Arnfinn Aas Eielsen; Andrew J. Fleming (2024) Thermal Protection of Piezoelectric Actuators Using Complex Electrical Power Measurements and Simplified Thermal Models. I: IEEE/ASME transactions on mechatronics. ISSN 1083-4435. Volum 29. s.798-800. DOI: 10.1109/TMECH.2023.3277437

Ahmad Mohammad Ahmad Faza; John Leth; Arnfinn Aas Eielsen (2024) Spectral Density Shaping of Quantisation Error Using Dithering. I: European Signal Processing Conference. ISSN 2076-1465. s.2582-2586. DOI: 10.23919/EUSIPCO63174.2024.10715260

Ahmad Mohammad Ahmad Faza; John Leth; Arnfinn Aas Eielsen (2023) Criterion for sufficiently large dither amplitude to mitigate non-linear glitches. I: Silvia Mastellone, Proceedings of the 2023 IEEE Conference on Control Technology and Applications (CCTA). IEEE (Institute of Electrical and Electronics Engineers). ISBN 9798350335446. s.970-977. DOI: 10.1109/CCTA54093.2023.10253012

Ahmad Mohammad Ahmad Faza; John Leth; Arnfinn Aas Eielsen (2023) Mitigating non-linear DAC glitches using dither in closed-loop nano-positioning applications. I: . ACC 2023, 2023 American Control Conference (ACC 2023). IEEE (Institute of Electrical and Electronics Engineers). ISBN 9798350328066. s.685-691. DOI: 10.23919/ACC55779.2023.10156386

Noa van Rijt; Ahmad Mohammad Ahmad Faza; Tom Oomen; Arnfinn Aas Eielsen (2023) Learning control applied to a digital-to-analogue converter. I: Silvia Mastellone, Proceedings of the 2023 IEEE Conference on Control Technology and Applications (CCTA). IEEE (Institute of Electrical and Electronics Engineers). ISBN 9798350335446. s.91-96. DOI: 10.1109/CCTA54093.2023.10252330

Stan Verbeek; Tom Oomen; Arnfinn Aas Eielsen (2021) Glitch Compensation for a Digital-to-Analogue Converter. I: American Control Conference (ACC). ISSN 0743-1619. s.751-757. DOI: 10.23919/ACC50511.2021.9483253

Arnfinn Aas Eielsen; John Leth; Andrew J. Fleming; Adrian G. Wills; Brett Ninness (2020) Large-Amplitude Dithering Mitigates Glitches in Digital-to-Analogue Converters. I: IEEE Transactions on Signal Processing. ISSN 1053-587X. Volum 68. s.1950-1963. DOI: 10.1109/TSP.2020.2978626

Meysam Omidbeike; Arnfinn Aas Eielsen; Yuen K. Yong; Andrew J. Fleming (2019) Multivariable Model-less Feedforward Control of a Monolithic Nanopositioning Stage With FIR Filter Inversion. I: Sinan Haliyo; Albert Sill; Sergej Fatikow; Quan Zhou; Pasi Kallio, Proceedings of MARSS 2019 : The 4th International Conference on Manipulation, Automation, and Robotics at Small Scales, Helsinki, Finland, July 1 – 5, 2019. IEEE (Institute of Electrical and Electronics Engineers). ISBN 9781728109480. DOI: 10.1109/MARSS.2019.8860974

Arnfinn Aas Eielsen; Andrew J. Fleming (2017) Existing Methods for Improving the Accuracy of Digital-to-Analog Converters. I: Review of Scientific Instruments. ISSN 0034-6748. Volum 88. DOI: 10.1063/1.5000974

Arnfinn Aas Eielsen; Andrew J. Fleming (2017) Improving Digital-to-analog Converter Linearity by Large High-frequency Dithering. I: IEEE Transactions on Circuits and Systems I: Regular Papers. ISSN 1549-8328. Volum 64. s.1409-1420. DOI: 10.1109/TCSI.2016.2561778

Arnfinn Aas Eielsen; Yik R. Teo; Andrew J. Fleming (2016) Improving Robustness Filter Bandwidth in Repetitive Control by Considering Model Mismatch. I: Asian journal of control. ISSN 1561-8625. Volum 20. s.1047-1057. DOI: 10.1002/asjc.1437

Marialena Vagia; Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2016) Nonlinear Tracking Control Scheme for a Nanopositioner. I: Mediterranean Conference on Control and Automation (MED). ISSN 2325-369X. s.860-865. DOI: 10.1109/MED.2016.7536016

Yik R. Teo; Andrew J. Fleming; Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2016) A Simplified Method for Discrete-Time Repetitive Control Using Model-Less Finite Impulse Response Filter Inversion. I: Journal of Dynamic Systems Measurement, and Control. ISSN 0022-0434. Volum 138. DOI: 10.1115/1.4033274

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kam K. Leang (2015) Low-order continuous-time robust repetitive control: Application in nanopositioning. I: Mechatronics (Oxford). ISSN 0957-4158. Volum 30. s.231-243. DOI: 10.1016/j.mechatronics.2015.07.006

Michael Remo Palmén Ragazzon; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen; Arnfinn Aas Eielsen (2015) Topography and force imaging in atomic force microscopy by state and parameter estimation. I: American Control Conference (ACC). ISSN 0743-1619. Volum 2015-July. s.3496-3502. DOI: 10.1109/ACC.2015.7171872

Jon Åge Stakvik; Michael Remo Palmén Ragazzon; Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2015) On implementation of the Preisach model identification and inversion for hysteresis compensation. I: MIC Journal: Modeling, Identification and Control. ISSN 0332-7353. Volum 36. s.133-142. DOI: 10.4173/mic.2015.3.1

Serge Gale; Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2015) Modelling and simulation of a flywheel based energy storage system for an industrial manipulator. I: . ICIT, Proceedings of the IEEE International Conference on Industrial Technology - ICIT 2015. IEEE (Institute of Electrical and Electronics Engineers). ISBN 9781479978007. s.332-337. DOI: 10.1109/ICIT.2015.7125120

Michael Remo Palmén Ragazzon; Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2014) H_inf Reduced Order Control for Nanopositioning: Numerical Implementability. I: Elsevier IFAC Publications / IFAC Proceedings series. ISSN 1474-6670. Volum 19. s.6862-6869. DOI: 10.3182/20140824-6-ZA-1003.00501

Yik R. Teo; Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Andrew J. Fleming (2014) Discrete-Time Repetitive Control With Model-Less FIR Filter Inversion for High Performance Nanopositioning. I: IEEE ASME International Conference on Advanced Intelligent Mechatronics. ISSN 2159-6247. s.1664-1669. DOI: 10.1109/AIM.2014.6878323

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kam K. Leang (2014) Analog Robust Repetitive Control for Nanopositioning Using Bucket Brigade Devices. I: Elsevier IFAC Publications / IFAC Proceedings series. ISSN 1474-6670. Volum 19. s.1126-1133. DOI: 10.3182/20140824-6-ZA-1003.00590

Arnfinn Aas Eielsen; Marialena Vagia; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2013) Damping and Tracking Control Schemes for Nanopositioning. I: IEEE/ASME transactions on mechatronics. ISSN 1083-4435. Volum 19. s.432-444. DOI: 10.1109/TMECH.2013.2242482

Marialena Vagia; Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2013) Design of a nonlinear damping control scheme for nanopositioning. I: IEEE ASME International Conference on Advanced Intelligent Mechatronics. ISSN 2159-6247. s.94-99. DOI: 10.1109/AIM.2013.6584074

Arnfinn Aas Eielsen; Marialena Vagia; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2013) Fixed-Structure, Low-Order Damping and Tracking Control Schemes for Nanopositioning. I: Elsevier IFAC Publications / IFAC Proceedings series. ISSN 1474-6670. s.28-36. DOI: 10.3182/20130410-3-CN-2034.00026

T Poloni; Arnfinn Aas Eielsen; B. Rohal'-Ilkiv; Tor Arne Johansen (2013) Adaptive Model Estimation of Vibration Motion for a Nanopositioner With Moving Horizon Optimized Extended Kalman Filter. I: Journal of Dynamic Systems Measurement, and Control. ISSN 0022-0434. Volum 135. DOI: 10.1115/1.4024008

Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2012) Adaptive Control of a Nanopositioning Device. I: IEEE Conference on Decision and Control. Proceedings. ISSN 0743-1546. s.5065-5072. DOI: 10.1109/CDC.2012.6426799

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kam K. Leang (2012) Robust Damping PI Repetitive Control for Nanopositioning. I: American Control Conference (ACC). ISSN 0743-1619. s.3803-3810. DOI: 10.1016/j.mechatronics.2015.07.006

tomas poloni; Arnfinn Aas Eielsen; B Rohal-Ilkiv; Tor Arne Johansen (2012) Moving Horizon Observer for Vibration Dynamics with Plant Uncertainties in Nanopositioning System Estimation. I: American Control Conference (ACC). ISSN 0743-1619. s.3817-3824. DOI: 10.3182/20100913-3-us-2015.00101

Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2012) Topics in Control of Nanopositioning Devices. Norges teknisk-naturvitenskapelige universitet. ISBN 9788247139509.

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2012) Adaptive feed-forward hysteresis compensation for piezoelectric actuators. I: Review of Scientific Instruments. ISSN 0034-6748. Volum 83. DOI: 10.1063/1.4739923

Arnfinn Aas Eielsen; Mernout Burger; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2011) PI2-Controller Applied to a Piezoelectric Nanopositioner Using Conditional Integrators and Optimal Tuning. I: Elsevier IFAC Publications / IFAC Proceedings series. ISSN 1474-6670. DOI: 10.3182/20110828-6-IT-1002.01401

Arnfinn Aas Eielsen; tomas poloni; Tor Arne Johansen; Jan Tommy Gravdahl (2011) Experimental Comparison of Online Parameter Identification Schemes for a Nanopositioning Stage with Variable Mass. I: AIM IEEE, 2011 IEEE/ASME International Conference on Advanced Intelligent Mechatronics : proceedings : 3-7 July 2011, Budapest, Hungary. IEEE Press. ISBN 9781457708381. s.510-517. DOI: 10.1109/aim.2011.6027083

Arnfinn Aas Eielsen; Andrew J. Fleming (2010) Passive Shunt Damping of a Piezoelectric Stack Nanopositioner. I: American Control Conference (ACC). ISSN 0743-1619. s.4963-4968.

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen; Lukas Vogl (2010) Tracking Control for a Piezoelectric Nanopositioner Using Estimated States and Feedforward Compensation of Hysteresis. I: Elsevier IFAC Publications / IFAC Proceedings series. ISSN 1474-6670.

Arnfinn Aas Eielsen; Magnus Kvamme; Thomas Nesjø (2021) Improved displacement estimation in homodyne Michelson interferometers (BSc). Universitetet i Stavanger.

Ahmad Faza'; John Leth; Arnfinn Aas Eielsen (2025) Optimised Spectral Density Shaping of Quantisation Error Using Adaptive Dithering. The 33rd European Signal Processing Conference (EUSIPCO 2025); 2025-09-07 - 2025-09-11. DOI: 10.31224/4642

Bikash Adhikari; Raymond Van der Rots; John Leth; Arnfinn Aas Eielsen (2024) Linearisation of the Digital-to-Analog Converters using Model Predictive Control. 8th IFAC Conference on Nonlinear Model Predictive Control (NMPC); 2024-08-21 - 2024-08-24.

Raymond Van der Rots; Bjørnar Karlsen; Arnfinn Aas Eielsen (2024) Ultra Low-Distortion, Low-Noise Transimpedance Amplifier. 2024 Conference on Precision Electromagnetic Measurements (CPEM); 2024-07-08 - 2024-07-12.

Ahmad Mohammad Ahmad Faza; John Leth; Arnfinn Aas Eielsen (2024) Spectral Density Shaping of Quantisation Error Using Dithering. 2024 32nd European Signal Processing Conference (EUSIPCO); 2024-08-26 - 2024-08-30.

Jonathan Sæthre Ege; Bikash Adhikari; Ahmad Mohammad Ahmad Faza; Trond Ytterdal; Arnfinn Aas Eielsen (2024) Improving the accuracy of digital-to-analogue converters. The IMEKO 2024 XXIV World Congress; 2024-08-26 - 2024-08-29.

Ahmad Mohammad Ahmad Faza; John Leth; Arnfinn Aas Eielsen (2023) Mitigating Non-linear DAC Glitches Using Dither in Closed-loop Nano-positioning Applications. 2023 American Control Conference (ACC); 2023-05-31 - 2023-06-02.

Noa van Rijt; Ahmad Mohammad Ahmad Faza; Tom Oomen; Arnfinn Aas Eielsen (2023) Learning Control Applied to a Digital-to-analogue Converter. 2023 IEEE Conference on Control Technology and Applications (CCTA); 2023-08-16 - 2023-08-18.

Ahmad Mohammad Ahmad Faza; John Leth; Arnfinn Aas Eielsen (2023) Criterion for Sufficiently Large Dither Amplitude to Mitigate Non-linear Glitches. 2023 IEEE Conference on Control Technology and Applications (CCTA); 2023-08-16 - 2023-08-18.

Stan Verbeek; Tom Oomen; Arnfinn Aas Eielsen (2021) Glitch Compensation for a Digital-to-Analogue Converter. 2021 American Control Conference (ACC); 2021-05-25 - 2021-05-28.

Arnfinn Aas Eielsen (2019) Improving Closed-loop Motion Control Properties Using a Dithered DAC — Preliminary Results. International Conference on Manipulation, Automation and Robotics at Small Scales; 2019-07-02 - 2019-07-04.

Marialena Vagia; Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2016) Nonlinear Tracking Control Scheme for a Nanopositioner. 24th Mediterranean Conference on Control and Automation; 2016-06-21 - 2016-06-24.

Serge Gale; Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2015) Modelling and Simulation of a Flywheel Based Energy Storage System for an Industrial Manipulator. 2015 IEEE International Conference on Industrial Technology (ICIT 2015); 2015-03-17 - 2015-03-19.

Michael Remo Palmén Ragazzon; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen; Arnfinn Aas Eielsen (2015) Topography and Force Imaging in Atomic Force Microscopy by State and Parameter Estimation. 2015 American Control Conference; 2015-07-01 - 2015-07-03.

Michael Remo Palmén Ragazzon; Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2014) H_inf Reduced Order Control for Nanopositioning: Numerical Implementability. 19th World Congress of the International Federation of Automatic Control, IFAC; 2014-08-24.

Yik R. Teo; Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Andrew J. Fleming (2014) Discrete-Time Repetitive Control With Model-Less FIR Filter Inversion for High Performance Nanopositioning. IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM 2014); 2014-07-08 - 2014-07-11.

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kam K. Leang (2014) Analog Robust Repetitive Control for Nanopositioning Using Bucket Brigade Devices. 19th World Congress of the International Federation of Automatic Control, IFAC; 2014-08-24 - 2014-08-29.

Marialena Vagia; Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2013) Design of a nonlinear damping control scheme for nanopositioning. IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM); 2013-07-09 - 2013-07-12.

Arnfinn Aas Eielsen; Marialena Vagia; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2013) Fixed-Structure, Low-Order Damping and Tracking Control Schemes for Nanopositioning. 6th IFAC Symposium on Mechatronic Systemst; 2013-04-10 - 2013-04-12.

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kam K. Leang (2012) Robust Damping PI Repetitive Control for Nanopositioning. American Control Conference; 2012-06-27 - 2012-06-29.

Arnfinn Aas Eielsen; Jan Tommy Gravdahl (2012) Adaptive Control of a Nanopositioning Device. 51st IEEE Conference on Decision and Control; 2012-12-10 - 2012-12-13.

Tomas Poloni; Arnfinn Aas Eielsen; B Rohal-Ilkiv; Tor Arne Johansen (2012) Moving Horizon Observer for Vibration Dynamics with Plant Uncertainties in Nanopositioning System Estimation. American Control Conference; 2012-06-27 - 2012-06-29.

Arnfinn Aas Eielsen; tomas poloni; Tor Arne Johansen; Jan Tommy Gravdahl (2011) Experimental Comparison of Online Parameter Identification Schemes for a Nanopositioning Stage with Variable Mass. IEEE/ASME International Conference on Advanced Intelligent Mechatronics ; 2011-07-03 - 2011-07-07.

Arnfinn Aas Eielsen; Mernout Burger; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen (2011) PI2-Controller Applied to a Piezoelectric Nanopositioner Using Conditional Integrators and Optimal Tuning. 18th IFAC World Congress; 2011-08-28 - 2011-09-02.

Arnfinn Aas Eielsen; Andrew J. Fleming (2010) Passive Shunt Damping of a Piezoelectric Stack Nanopositioner. 2010 American Control Conference; 2010-06-30 - 2010-07-02.

Arnfinn Aas Eielsen; Jan Tommy Gravdahl; Kristin Ytterstad Pettersen; Lukas Vogl (2010) Tracking Control for a Piezoelectric Nanopositioner Using Estimated States and Feedforward Compensation of Hysteresis. 2010 IFAC Symposium on Mechatronic Systems; 2010-09-13 - 2010-09-15.