List of Conference Papers (1996 - 2020)
Sensors for Measurements of Mechanical Quantities
- Yang Liu, Jigou Liu und Qiankun Song,
Rotationsgeschwindigkeits-messung mit Hilfe von "Self-Mixing" Interferometrie, 20. GMA/ITG-Fachtagung Sensoren und Messsysteme 2019, 25-26.06.2019
- Cheng Liu und Jigou Liu,
Accuracy Improvement of Rotational Speed Sensors by Novel Signal Processing Method, IMEKO 2018 - 3 to 6 September 2018 - Belfast, United Kingdom
- Hui Sun, Ji-Gou Liu, Ralph Kennel,
Improvement of the laser self-mixing interferometry for velocity measurement, 2017 IEEE International Instrumentation and Measurement Technology Conference, May 22-25, 2017, Politecnico di Torino, Torino, Italy
- C. Liu, Y. Xu, J.-G. Liu, H. Sun, R. Kennel,
Rotational Speed Measurement based on Avago ADNS-9800 Laser Mouse Sensor, PCIM Europe 2016, Nürnberg
- C. Liu, Y. Xu, J.-G. Liu, H. Sun, R. Kennel,
Rotational Speed Measurement based on Laser Mouse Sensors, Sensoren und Messsysteme 2016, Nürnberg
- H. Sun, J.-G. Liu, Q.Zhang,
Optical Reflective Gear Tooth Sensor with Application to Rotational Speed Measurements, PCIM 2015, 19.-21.05.2015 Nuremberg, pp.1912-1919
- C. Liu, J.-G. Liu,
A Rotational Speed Measuring and Calibration System based on Laser Doppler Velocimetry, XXI IMEKO World Congress “Measurement in Research and Industry”
August 30 - September 4, 2015, Prague, Czech Republic
- C. Liu, J. Qiu, J.-G. Liu,
Rotational Speed Direction Detection Based on the Output Duty Cycle of a Differential Hall Effect Gear Tooth Sensor, AMA Kongresse 2015 SENSOR 2015 -
IRS2 2015, 19. - 21. Mai 2015, Nürnberg, pp. 780-785
- J. Qiu, J.-G. Liu, J. Lin and Q. Zhang,
Simulation and Optimization of Conductor Structural Parameters of Free-space Hall-Effect Current Sensor, The 5th IEEE International Workshop on Applied Measurements for Power Systems will be held September 24-26, 2014 in Aachen, Germany, pp. 46-51
- C. Liu and J.-G. Liu,
Offset Error reduction in Open Loop Hall Effect Current Sensors Powered with Single Voltage Source, The 5th IEEE International Workshop on Applied Measurements for Power Systems will be held September 24-26, 2014 in Aachen, Germany, pp. 40-45
- C. Liu, J.-G. Liu and Q. Zhang,
A Novel Method of Zero Offset Reduction in Hall Effect Sensors with Applications to Magnetic Field Measurement, IMEKO TC1-TC7-TC13 Joint Symposium 2014, Madeira, Portugal, 3–5 September 2014
- C. Liu and J.-G. Liu,
Error Correction of Automative Testing Systems for Hall Effect Current Sensors, 17. ITG/ GMA-Fachtagung "Sensoren und Messsysteme, Nuremberg Germany, June 3-4, 2014, ISBN978-3-8007-3622-5, VDE Verlag GmbH, Berlin, Offenbach
- C. Liu, J.-W. Lu and J.-G. Liu,
Design of Hall Effect Gear Tooth Speed Sensors by Using Magnetic Field Simulation, AMA Conferences 2013 - Sensor 2013, 16th International Conference on Sensors and Measurement Technology, May 14-16, 2013,
Nuremberg Exhibition Centre, Germany, Proceedings pp.675-679, DOI 10.5162/Sensor 2013/P1.4
- J.-W. Lu and J.-G. Liu,
Parameter Optimization of Hall Effect Gear Tooth Speed Sensors, PCIM EUROPE International Exhibition and Conference for Power Electronics,Intelligent Motion, Power Quality, 8-10 May 2012, Nuremberg, Germany, pp.1650-1657
- J.-G. Liu and Z.Zheng,
Mathematical Models of Gear Tooth Speed Sensors With Dual Outputs, Joint International IMEKO TC1+TC7+TC13 Symposium, August 31st September 2nd, 2011, Jena, Germany, urn:nbn:de:gbv:ilm1-2011imeko:2, Proceedings, pp. 82-86
- C. Schmidt-Hattenberger, J.-G. Liu, G. Borm and F. Amberg, Dynamic Strain Detection by Fiber Bragg Grating Sensors for Geotechnical Applications, 2001
- J.-G. Liu, C. Schmidt-Hattenberger, G. Borm, Signal Processing of Fiber Bragg Grating Seismic Sensor System, 11th IMEKO TC-4 Symposium „Trends in electrical measurement and instrumentation“, September 13-14, 2001, Lisbon, Portugal
- C. Schmidt-Hattenberger, J.-G. Liu, G. Borm, Fiber Bragg Grating Seismic Monitoring System, Proceedings of the 10. International Sensor-fairs and Conference, May 8-10, 2001, Nuremberg, Germany, vol. II, pp. 303-307
- W.-J. Becker, J.-G. Liu, Eddy Current Sensors and Applications to Force and Stress Measurements, Proceedings on the Tunisian-German Conference on Smart Systems and Devices, 27-30 March 2001, Mammamet, Tunisia, IBN 9973-31-926-5, pp. 197-202
- J.-G. Liu, W.-J. Becker, Force and Stress Measurements with Eddy Current Sensors, Proceedings of the 10. International Sensor fairs and Conference, May 8-10, 2001, Nuremberg, Germany, vol. II pp. 23-28
- J.-G. Liu, T. Gerhold, W. Ricken, W.-J. Becker, Influence of magnetic coupling on stress measurement in pre-stressed steels, Jahrestagung DGZfP, in German, 29.-31.Mai 2000, Innsbruck, Austria
- J.-G. Liu; W.-J. Becker; T. Gerhold; W. Ricken, E. Fehling, Measurement of stress changes in pre-stressed steels with eddy current sensors, DGZfP-Workshop zur Materialcharakterisierung, in German, 10. May 2000, Düsseldorf
- W. Ricken, J.-G. Liu and W.-J. Becker, GMR- and Eddy Current Sensor in Use of Stress Measurement, EMSA 2000 Third European Conference on Magnetic Sensors and Actuators,19 21 July 2000, Dresden, Germany
- W. Ricken, W.-J. Becker and J.-G. Liu, GMR-Sensor in use of stress measurement, 15th World Conference on Non-Destructive Testing, Rome, 15-21 October 2000
Sensors and Measurements of Electric Quantities
- Q. Zhang, J.-G. Liu,
A new complementary symmetrical structure of using dual magnetic cores for open loop Hall-Effect current sensors, PCIM 2015, 19.-21.05.2015 Nuremberg, pp.1904-1911
- C. Xu, J.-G. Liu, Q. Zhang, Y. Yang
Investigation of the thermal drift of open-loop Hall Effect current sensor and its improvement, 2015 IEEE International Workshop on Applied Measurements for Power
Systems, September 23-25, 2015, Aachen, Germany, pp.19-24
- C. Liu, H.Yi, J.-G. Liu, Q. Zhang
A Novel Method for Measuring Current Derivative Signal with Closed Loop Hall-Effect Current Sensor, PCIM 2015, 19.-21.05.2015 Nuremberg, pp.1920-1927
- J.-G. Liu, A.K.Sanli, Y.X. Wang and C. Liu,
Error Compensation of Closed Loop Hall Effect Current Sensors, 2012 IEEE International Workshop on Applied Measurements for Power Systems (AMPS), Aachen, Germany, September 26-28, 2012
- Y.X. Wang, Ji-Gou Liu,
Split Core Closed Loop Hall Effect Current Sensors and Applications, PCIM EUROPE International Exhibition and Conference for Power Electronics,Intelligent Motion, Power Quality, 8-10 May 2012, Nuremberg, Germany, pp.1633-1638
- J.-G. Liu and A. Schönecker, Precise Impedance Measurement of Dielectric Materials Under High Field Intensities by Using Self-Calibration, IMEKO-TC4 International Symposium on Development in Digital Measuring Instrumentation, September 1998, Naples, Italy, pp. 9-13
- J.-G. Liu, A. Schönecker, and U. Keitel, Measurement of High Field Impedance on Electro-ceramic Materials, the International Conference and Exhibition Micro Materials, April 16-18, 1997, Berlin, Germany, pp. 622-625
- A. Schönecker, J.-G. Liu, U. Keitel and H.-J. Gesemann, Impedance measurement of dielectric materials under high electrical intensities, Symposium Langzeitverhalten von Funktionskeramiken, in German, 22. and 23. May 1997, Dresden, pp. 307-317
Computer Controlled Measuring Methods and Systems
- U. Frühauf and J.-G. Liu, Training of Computer-Controlled Measuring Systems, XVI IMEKO World Congress, Sept. 25-28, 2000, Vienna, Austria, vol. II, pp. 33-38
- J.-G. Liu and U. Frühauf, Design for Self-Calibration of Instrumentation, XVI IMEKO World Congress, Sept. 25-28, 2000, Vienna, Austria, vol. II, pp. 61-66
- U. Frühauf and J.-G. Liu, Fault-tolerant Measurements of Electrical Quantities Based on the Self-Calibration, IMEKO-XV World Congress, Osaka, Japan, June 13-18, 1999, vol. IV pp.135-141
- J.-G Liu, U. Frühauf and A. Schönecker, On the Application of Special Self-Calibration Algorithm to Improve Impedance Measurement by Standard Measuring Systems, the 16th IEEE Instrumentation and Measurement Technology Conference, May 24-26, 1999, Venice, Italy, Vol.2, pp.1017-1022
- J.-G. Liu and U. Frühauf, Self-Calibration in Measurements of Electrical Quantities by Using Lagrange-Interpolation, IMEKO-TC4 International Symposium on Development in Digital Measuring Instrumentation, September 17-18, 1998, Naples, Italy, pp. 493-498,
- J.-G. Liu, A. Schönecker, U. Frühauf, U. Keitel, Self-Calibration Methods and Application to Impedance Measurement, International Conference on Soft Computing and Measurement, June 22-26, 1998, St. Petersburg, RUSSIA,
Digital Signal Processing
- J.-G. Liu, C. Schmidt-Hattenberger and G. Borm, Parameter Determination of Damped Oscillation Signals by Discrete Fourier Transform and Self-Correction, Proceedings of the 10. International Sensor fairs and Conference, May 8-10, 2001, Nuremberg, Germany, Vol. I, pp.219-224
- J.-G. Liu and U. Frühauf, Recursive Self-Correction Algorithm and Application to the Averaging of Discrete Periodic Signals, IMEKO-XV World Congress, Osaka, Japan, June 13-18, 1999, vol. IV pp.29-35
- J.-G. Liu, A. Schönecker and U. Frühauf, Recursive Self-Correction Discrete Fourier Transform and Application to Impedance Measurement, the 6th Biennial Conference on Electronics and Microsystems Technology, October 7-9, 1998, Tallinn, Estonia, pp. 109-112,
- J.-G. Liu and A. Schönecker, Recursive Self-Correction Algorithm of Discrete Fourier Transform and Application to Electrical Measurements, the 43rd International Scientific Colloquium, September 21-24, 1998, Ilmenau, Germany, pp. 515-520
- J.-G. Liu and D.-H. Guo, An Improved Algorithm of Discrete Fourier Transform Based on the Recursive Self-Correction, 3rd National Congress of Youth Scientists, August 22-1998, Beijing, pp. 505-508,
- J.-G. Liu, Recursive Self-Correction Algorithm and Application to Discrete Signal Processing, 1998 International Computer Symposium (ICS'98), Workshop on Algorithms, National Cheng Kung University Tainan, Taiwan, R. O. China, December 17-19, 1998, pp. 55-60
- J.-G. Liu; A. Schönecker, U. Frühauf, U. Keitel and H.-J. Gesemann, Application of Discrete Fourier Transform to Electronic Measurements, the First International Conference on Information, Communications & Signal Processing, 9-12 September 1997, Singapore, Vol.3, pp.1257-1261
Testability Analysis of Analogue Circuits
- J.-G. Liu and U. Frühauf, Testability improvements of analogue measuring circuits, XIV IMEKO WORLD CONGRESS, New Measurements-Challenges and Visions, Tampere, Finland, 1-6 June 1997, Vol. IV A, pp.1-6
- U. Frühauf and J.-G. Liu, On The Evaluation and Analysis of The Testability of Analog Circuits in Measuring Systems, the International Symposium on New Measurement and Calibration Methods of Electrical Quantities and Instruments (8th IMEKO TC-4 Symposium), Budapest, 16-17 September 1996, pp.210-213
- J.-G. Liu and U. Frühauf, System Modeling and Measurement Under the View of Design of Testability and Fault Diagnosis of Analog Circuits and Systems, the 5th Biennial Conference on Electronics and Microsystems Technology, Tallinn, October 1996, pp.295-298
Parameter Estimation of Analogue Circuits
- J.-G. Liu and U. Frühauf, Testability-Based Parameter Measurement of Analog Measuring Circuits in the Frequency Domain, the 6th Biennial Conference on Electronics and Microsystems Technology, October 7-9, 1998, Tallinn, Estonia, pp.329-332
- U. Frühauf and J.-G. Liu, Testability-based Parameter Measurement of Analog Measuring Circuits, Measurements 98, Kiew, Ukraine, October 1998
Ceramic Materials
- A. Schönecker, H.-J. Gesemann, J.-G. Liu, and U. Keitel, Piezoceramic Actuator Material with Improved Stability, Meeting of the European Society of Ceramics Versailles - 22 -26 June 1997, Paris, France
- A. Schönecker, H.-J. Gesemann, F. Schlenkrich, U. Keitel, and J.-G. Liu, Large signal properties and load limit of PMN-PNN-PT ceramics, Kongress und Ausstellung für Werkstoffe und Anwendungen, Werkstoffwoche'96, in German, 28-31 Mai 1996, Stuttgart, Germany
Invited Lectures
- J.-G. Liu, Fault tolerant measuring methods, Measurement Colloquium, Dresden University of Technology, Faculty of Electrical and Information Engineering, November 15, 2002
- J.-G. Liu, Fault tolerant measuring methods and applications to electronic measuring and test systems, Measurement Colloquium, Berlin University of Technology, Faculty of Electrical Engineering and Computer Science, May 31, 2002
- J.-G. Liu, Adaptive filtering and applications to measurements of electrical and mechanical quantities, Honour Colloquium for Prof. Dr.-Ing. habil. Uwe Frühauf, Dresden University of Technology, Faculty of Electrical and Information Engineering, January 7, 2002, Dresden
- J.-G. Liu, Improvement of measuring accuracy in measuring systems, Measurement Colloquium, Technical University of Clausthal, Department of Mechanical Engineering, December 3, 2001
- J.-G. Liu, Improvement of measuring accuracy in electronic measuring and test systems, Measurement Colloquium, University of Freiburg, 05.Oktober.2001
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