Helmreich, Klaus
Prof. Dr.-Ing. Klaus Helmreich
Positionen und Funktionen
- Fakultätsausschuss zur Verwendung der Studienzuschüsse: Vertreter der Stuko EEI
- Fakultätsunterausschuss zur Verwendung der Studienzuschüsse Department EEI: Vorsitz / EEI / ET
- Studienkommission BPT (Berufspädagogik Technik): Hochschullehrer/-innen
- Studienkommission EEI: Professorinnen und Professoren
- Zugangskommission Master Berufspädagogik Technik: Vorsitz
Vita
Klaus Helmreich received the Diploma degree in physics focused on test and failure analysis of integrated circuits and Dr. Eng. degree from Friedrich-Alexander University Erlangen-Nu ̈rnberg (FAU), Erlangen, Germany, in 1993. He was with industry as a Technology Specialist, where he was involved in mixed-signal test, device interfacing, and signal integrity characterization. Since 2004, he has been a Professor with the Institute of Microwaves and Photonics, FAU. His current research interests include signal integrity, material characterization, and test
Neueste Veröffentlichungen
Generation of RF Structures on Additively Manufactured Substrates by Printed Electronics and Laser Structuring
SMTA Pan Pacific Microelectronics Symposium 2023 (Kauai, 30. January 2023 - 1. February 2023)
In: Proceedings of the SMTA Pan Pacific Microelectronics Symposium 2023 2023
URL: https://smta.org/page/knowledge-search#conference-proceedings/proceedings-by-year/5e46de4c222bfe08592ecfd5/view-publication-details5/64517354b4950300283478bd/entry-details4/645174ed0e46690d6145b460/
, , , , , , , :
A Simple and Low-Cost Technique to Measure the Magnetic Susceptibility of Ferrofluids (Conference contribution, accepted)
IEEE Sensors (Wien, 29. October 2023 - 1. November 2023)
, , , , , , , :
3D Printed Slotted Waveguide Array Antenna for D-Band Applications
2021 15th European Conference on Antennas and Propagation (EuCAP) (Düsseldorf, 22. March 2021 - 26. March 2021)
In: 2021 15th European Conference on Antennas and Propagation (EuCAP) 2021
DOI: 10.23919/EuCAP51087.2021.9410911
, , , :
Additive Manufacturing of Coplanar Transmission Lines on Alumina Substrate up to 24 GHz using Laser Assisted Selective Metallization
50th European Microwave Week (Utrecht, 12. January 2021 - 14. January 2021)
In: 2020 50th European Microwave Conference (EuMC) 2021
DOI: 10.23919/EuMC48046.2021.9338152
, , , , , , :
Additively Manufactured Six-Port for mmWave Applications
50th European Microwave Week (Utrecht, 12. January 2021 - 14. January 2021)
In: 2020 50th European Microwave Conference (EuMC) 2021
DOI: 10.23919/EuMC48046.2021.9338044
, , , , :
3D-Printed 3 dB Hybrid Coupler for D-Band Applications
50th European Microwave Week (Utrecht, 12. January 2021 - 14. January 2021)
In: 2020 50th European Microwave Conference (EuMC) 2021
DOI: 10.23919/EuMC48046.2021.9337997
, , , , :
Design and Analysis of 3D Printed Slotted Waveguides for D-Band using Stereolithography and Electroless Silver Plating
International Microwave Symposium (Los Angeles, CA, 21. June 2020 - 26. June 2020)
In: 2020 IEEE/MTT-S International Microwave Symposium (IMS) 2020
DOI: 10.1109/IMS30576.2020.9223819
, , , :
Using Group Velocity for Correct Determination of Phase Coefficient Without Initial Phase Assumption
24th Workshop on Signal and Power Integrity (Cologne, 17. May 2020 - 20. May 2020)
In: 2020 IEEE 24th Workshop on Signal and Power Integrity (SPI) 2020
DOI: 10.1109/SPI48784.2020.9218183
, , :
Circular Polarization Millimeter-Wave SAR Imaging using 3D-Printed Helix Antennas
SPIE Security + Defense Forum (Edingburgh)
DOI: 10.1117/12.2573952
, , , , , , :
3D Printed Helix Antenna for 77 GHz
14th European Conference on Antennas and Propagation (Copenhagen, Denkmark, 15. March 2020 - 20. March 2020)
In: 2020 14th European Conference on Antennas and Propagation (EuCAP) 2020
DOI: 10.23919/EuCAP48036.2020.9135996
, , , , :
SLA Printed 3D Waveguide Paths for E-Band using Electroless Silver Plating
In: IEEE Transactions on Components, Packaging and Manufacturing Technology 9 (2019), p. 2476-2481
ISSN: 2156-3950
DOI: 10.1109/TCPMT.2019.2927671
, , , , , , , , , :
3D Printed Copper Waveguides by Selective Electron Beam Melting Process for E-Band
EuMW 2019 (Paris)
DOI: 10.23919/EuMC.2019.8910893
, , , , , , , , :
3D-Printed Bowtie Filter Created by High Precision NanoJet System Combined with Novel Printing Strategy
28th Conference on Electrical Performance of Electronic Packages and Systems (EPEPS 2019) (Montreal)
DOI: 10.1109/EPEPS47316.2019.193232
, , , , , , , :
Additively Manufactured Dielectric Waveguides for Advanced Concepts for Millimeter-Wave Interconnects
In: IEEE Transactions on Microwave Theory and Techniques 67 (2019), p. 4298-4307
ISSN: 0018-9480
DOI: 10.1109/TMTT.2019.2939831
, , , , , :
3D Printed E-Band Hybrid Coupler
In: IEEE Microwave and Wireless Components Letters 29 (2019), p. 580-582
ISSN: 1531-1309
DOI: 10.1109/LMWC.2019.2931458
, , , , , , :
Influence of the PCB Manufacturing Process on the Measurement Error of Planar Relative Permittivity Sensors Up To 100 GHz
In: IEEE Transactions on Microwave Theory and Techniques 67 (2019), p. 2793-2804
ISSN: 0018-9480
DOI: 10.1109/TMTT.2019.2910114
URL: https://ieeexplore.ieee.org/document/8698275
, , , , , , , , :
3D Printed Slotted Rectangular Hollow Waveguides
IEEE MTT-S International Microwave Symposium, Boston, USA, Juni, 2019. (Boston, MA)
DOI: 10.1109/MWSYM.2019.8700864
, , , , , , , :
Best Practice Guide for Planar S-Parameter Measurements using Vector Network Analysers : EMPIR - 14IND02 PlanarCal
2019
DOI: 10.7795/530.20190424B
, , , , , , , , , , , , , , , , , , (ed.):
High-Frequency Modeling of Coplanar Waveguides Including Surface Roughness
In: Advances in Radio Science (2019)
ISSN: 1684-9965
DOI: 10.5194/ars-17-51-2019
, , , :
Nanojet 3D Printed Coplanar Waveguides on Flexible Polyimide Substrate up to 24 GHz
1st IEEE International Conference on Flexible and Printable Sensors and Systems (FLEPS 2019) (Glasgow, 7. July 2019 - 10. July 2019)
DOI: 10.1109/fleps.2019.8792231
, , , , , :
Using coherent optical frequency domain reflectometry to assist the additive manufacturing process of structures for radio frequency applications
In: SPIE Optics + Photonics: Optical Engineering + Applications 2018
DOI: 10.1117/12.2320944
, , , , , , , :
Substituting bond wires by additively manufactured interconnections
In: German Microwave Conference 2018
DOI: 10.23919/gemic.2018.8335106
, , , , , , , :
Low reflective aerosol Jet printed broadband matched load up to 67 GHz
In: German Microwave Conference 2018
DOI: 10.23919/gemic.2018.8335109
, , , , , , :
Impact of Surface Roughness on 3D printed SLS Horn Antennas
In: European Conference on Antennas and Propagation (EUCAP) 2018
DOI: 10.1049/cp.2018.1235
, , , , , , , :
Generation of 3D Functional Structures for High- Frequency Applications by Printing Technologies
2018 13th International Congress Molded Interconnect Devices (MID)
DOI: 10.1109/ICMID.2018.8527052
, , , , , , :
Evaluation and Characterization of 3D Printed Pyramid Horn Antennas utilizing different Deposition Techniques for Conductive Material
In: IEEE Transactions on Components, Packaging and Manufacturing Technology (2018), p. 1-1
ISSN: 2156-3950
DOI: 10.1109/tcpmt.2018.2871931
, , , , , , , , , , :
Erzeugung von 3D-Funktionsstrukturen fuer Hochfrequenzanwendungen durch Druckverfahren
In: PLUS - Produktion von Leiterplatten und Systemen (2018)
, , , , , , , , :
Analytical Waveguide Model Precisely Predicting Loss and Delay Including Surface Roughness
In: IEEE Transactions on Microwave Theory and Techniques (2018)
ISSN: 0018-9480
DOI: 10.1109/tmtt.2018.2827383
, , :
3D Printed Slotted Waveguide Array Antenna for Automotive Radar Applications in W-Band
In: 48th European Microwave Conference (EuMW 2018) 2018
DOI: 10.23919/EuMC.2018.8541536
, , , , , , , :
3D Printed Helix Antenna
In: European Conference on Antennas and Propagation (EUCAP) 2018
DOI: 10.1049/cp.2018.1034
, , , , , , , :
Transmission Line Model for Rectangular Waveguides accurately incorporating Loss Effects
In: 21st IEEE Workshop on Signal and Power Integrity (SPI 2017) 2017
DOI: 10.1109/SaPIW.2017.7944024
, , :
Simple Approach for brief RF Characterization of thin 3D printable Dielectrics
In: 21st IEEE Workshop on Signal and Power Integrity (SPI 2017) 2017
DOI: 10.1109/SaPIW.2017.7944043
, , , , , :
Modeling Conductor Surface Roughness
In: IMS 2017 Workshop on New Developments in Microwave Measurements for Planar Circuits and Components 2017
, :
Characteristics of Anisotropic Conducting Polymers Suggest Feasibility of Test Fixtures up to 110 GHz
In: Electronics (2017)
ISSN: 0013-5070
DOI: 10.3390/electronics6040109
, , , :
A Physical Surface Roughness Model and Its Applications
In: IEEE Transactions on Microwave Theory and Techniques (2017)
ISSN: 0018-9480
DOI: 10.1109/TMTT.2017.2695192
, :
Additive Fertigung in der Hochfrequenztechnik – Potenziale und Herausforderungen
In: PLUS - Produktion von Leiterplatten und Systemen (2017)
, , , , , , , :
Modeling of Transmission Lines with Multiple Coated Conductors
46th European Microwave Week (London)
DOI: 10.1109/EuMC.2016.7824423
, :
Signal propagation properties of anisotropic conducting polymers up to 110 GHz and their applicability in test fixtures
20th IEEE Workshop on Signal and Power Integrity, SPI 2016
DOI: 10.1109/SaPIW.2016.7496290
, , :
Erzeugung von 3D-Funktionsstrukturen für Hochfrequenzanwendungen durch Druckverfahren
In: PLUS - Produktion von Leiterplatten und Systemen (2016), p. 2417-2419
, :
Surface Impedance Concept for Modeling Conductor Roughness
IEEE MTT-S International Microwave Symposium 2015 (IMS 2015) (Phoenix, Arizona, USA)
In: Proceedings of the IEEE MTT-S International Microwave Symposium 2015 (IMS 2015) 2015
DOI: 10.1109/MWSYM.2015.7167013
, :
Measuring Design-DK and True Permittivity of PCB Materials up to 20 GHz
German Microwave Conference (Nuremberg, Germany)
In: Proceedings of the 9th German Microwave Conference (GeMiC2015) 2015
, :
Effective Conductivity Concept for Modelling Conductor Surface Roughness
DesignCon 2014 (Santa Clara (CA), USA, 28. January 2014 - 31. January 2014)
In: Proceedings 2014
, :
PCBs for Microwave Applications up to 40 GHz and Beyond: Material Characterization, Surface Roughness Consideration, Modeling and Design Perspectives
European Microwave Week (Nürnberg)
In: Workshop Proceedings W32: PCB Design up to 67 GHz 2013
, :
PCB Design up to 67 GHz (W32) - PCBs for Microwave Applications up to 40 GHz and Beyond: Material Characterization, Surface Roughness Consideration, Modeling and Design Perspectives
In: 43th European Microwave Week 2013
, :
Measuring Dielectric Properties of PCB Material in the Two-Digit GHz-Range
International Workshop on Impedance Spectroscopy (IWIS 2013) (Chemnitz)
In: Abstract Book 2013
, :
A physical model for skin effect in rough surfaces
42th European Microwave Week (Amsterdam)
DOI: 10.23919/EuMC.2012.6459235
, :
Measuring Signal Integrity
In: IEEE Microwave Magazine 12 (2011), p. 75-82
ISSN: 1527-3342
DOI: 10.1109/MMM.2011.941415
:
Standardized Characterisation of Device Power Supplies for Automated Test Generation and Simulation
11. GMM/ITG Fachtagung "ANALOG" (Erfurt)
In: Tagungsband, Berlin, Offenbach: 2010
, , , , :
Vollständige Integration des virtuellen Tests in den Entwurfsprozess integrierter Schaltungen
21. ITG/GI/GMM Workshop "Testmethoden und Zuverlässigkeit von Schaltungen und Systemen" (Bremen)
In: Tagungsband 2009
, , :
The Best of Both Worlds: Merging the Benefits of Rack&Stack and Universal ATE
International Test Conference 2009 (Austin, Texas, 1. November 2009 - 6. November 2009)
In: Conference Proceedings 2009
DOI: 10.1109/TEST.2009.5355593
, , , :
Optimales, skalierbares Ressourcenmanagement für modulare, gemischt analog-digitale Testsysteme
GMM/GI/ITG-Fachtagung Zuverlässigkeit und Entwurf (ZuE)" (Stuttgart)
In: Tagungsband, Berlin, Offenbach: 2009
, , , , , , , :
Mixed-Signal Test Development using Open Standard Modeling and Description Languages
2009 IEEE International Behavioral Modeling and Simulation Conference (BMAS) (San Jose, California, 17. September 2009 - 18. September 2009)
In: Proceedings 2009
DOI: 10.1109/BMAS.2009.5338885
, , , , , :
Bridge the Gap between Simulation and Test: An OSA-Compliant Virtual Test Environment
AUTOTESTCON 2009 (Anaheim, California, 14. September 2009 - 17. September 2009)
In: Proceedings 2009
DOI: 10.1109/AUTEST.2009.5314059
, , , , , :
A Novel Approach to Entirely Integrate Virtual Test into Test Development Flow
DATE'09 - Design, Automation & Test in Europe (Nice, France, 20. April 2009 - 24. April 2009)
In: Proceedings 2009
, , , :
Standards-Based Construction of a Virtual Test Environment
20. ITG/GI/GMM Workshop "Testmethoden und Zuverlässigkeit von Schaltungen und Systemen" (Wien)
In: Tagungsband 2008
, :
Signal Integrity: From Signal Path Analysis to Application Performance Prediction
International Microwave Symposium (Atlanta)
In: Tutorial TMB Demystifying Microwave Signal Integrity - High Speed Design & Measurement 2008
:
Automatischer Abgleich von Leistungskopplern
Zuverlässigkeit und Entwurf (Ingolstadt)
In: Tagungsband, Berlin, Offenbach: 2008
, :
Präzise Prüfung von Leitungswellenwiderstand und Signalintegrität an Leiterplatten
DESIGN&ELEKTRONIK-Entwicklerforum 2006 (München)
In: Kostengünstige Entwicklung und Fertigung komplexer Leiterplatten 2006
:
A Multiple Domain Characterisation and Test Method for Discontinous Signal Paths
10th IEEE Workshop on Signal Propagation on Interconnects (Berlin)
In: Proceedings 2006
DOI: 10.1109/SPI.2006.289152
: