Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Ronny Hahnel"'
Autor:
Dirk Plettemeier, Wolf-Stefan Benedix, Sebastian Hegler, Ronny Hahnel, Christoph Statz, Yun Lu, Valérie Ciarletti, Emile Brighi, Alice Le Gall, Issa Sall, Esther Mas, Aleksey Shestov
The ExoMars Rover instrument WISDOM (“Water Ice and Subsurface Deposit Observations on Mars”) is a ground penetrating radar (GPR) designed to investigate the shallow subsurface of Oxia Planum, the ExoMars mission’s designated landing site. Usin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::879a8ab8281ef5f599da9b88eeb20c89
https://doi.org/10.5194/egusphere-egu23-16376
https://doi.org/10.5194/egusphere-egu23-16376
Publikováno v:
2022 International Symposium on Antennas and Propagation (ISAP).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e4345d1046e95869e15c913d807dd1cc
https://doi.org/10.1109/isap53582.2022.9998832
https://doi.org/10.1109/isap53582.2022.9998832
Publikováno v:
2022 International Symposium on Antennas and Propagation (ISAP).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8d00e7da31a907b0ec74639ee6b0b2db
https://doi.org/10.1109/isap53582.2022.9998618
https://doi.org/10.1109/isap53582.2022.9998618
Publikováno v:
2022 52nd European Microwave Conference (EuMC).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6abd897e9d4b52521e538680eacc2ead
https://doi.org/10.23919/eumc54642.2022.9924495
https://doi.org/10.23919/eumc54642.2022.9924495
Publikováno v:
2021 51st European Microwave Conference (EuMC).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2a8f0ccec5f63f8540b1d74da4c83f13
https://doi.org/10.23919/eumc50147.2022.9784279
https://doi.org/10.23919/eumc50147.2022.9784279
Autor:
Christoph Statz, Dirk Plettemeier, Yun Lu, Ronny Hahnel, Valérie Ciarletti, Wolf-Stefan Benedix
The WISDOM ground-penetrating radar aboard the 2022 ESA-Roscosmos Rosalind-Franklin ExoMars Rover will probe the shallow subsurface of Oxia Planum using electromagnetic waves. A dual-polarized broadband antenna assembly transmits the WISDOM signal in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::de31b5906fda3658bbfa07c394489bd5
https://doi.org/10.5194/egusphere-egu21-14846
https://doi.org/10.5194/egusphere-egu21-14846
Autor:
Christoph Statz, Philip Heinisch, Martin Hilchenbach, Ronny Hahnel, Felix Finke, Holger Sierks, Dirk Plettemeier, Wlodek Kofman, Karl-Heinz Glassmeier, Yves Rogez, Hans-Ulrich Auster, Eric Jurado, Romain Garmier, Carsten Güttler, Thierry Martin, Ingo Richter, Alain Herique
Publikováno v:
Acta Astronautica. 140:509-516
Since Rosetta's lander Philae touched down on comet 67P/Churyumov-Gerasimenko on November 12, 2014, many tools have been applied to reconstruct Philae's flight path and attitude between separation, the touchdowns, collision and the final landing at A
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2571d45ab5852f8c810af9bc6b118e93
https://doi.org/10.1016/j.actaastro.2017.09.017
https://doi.org/10.1016/j.actaastro.2017.09.017
Autor:
Corrado Carta, Ronny Hahnel, Frank Ellinger, Bernhard Klein, Paolo Valerio Testa, Dirk Plettemeier
Publikováno v:
Frequenz. 71:473-484
This paper presents an overview of the research work currently being performed within the frame of project DAAB and its successor DAAB-TX towards the integration of ultra-wideband transceivers operating at mm-wave frequencies and capable of data rate
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::520b278cc3feaac12077bfd04e1fe83b
https://doi.org/10.1515/freq-2017-0155
https://doi.org/10.1515/freq-2017-0155
Publikováno v:
2019 2nd International Conference on Computer Applications & Information Security (ICCAIS).
This paper presents the design, simulation and measurement results for a beam steerable system, which covers the frequency range from 25 GHz to 30 GHz for 5G wireless applications. A Rotman Lens with five input ports and six output ports is the beamf
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5caaab4af55688a6cef1fbd17b5a6a82
https://doi.org/10.1109/cais.2019.8769475
https://doi.org/10.1109/cais.2019.8769475
Autor:
Frank Ellinger, Corrado Carta, Dirk Plettemeier, Paolo Valerio Testa, Bernhard Klein, Ronny Hahnel
Publikováno v:
IEEE Microwave and Wireless Components Letters. 27:287-289
This letter presents a low-voltage balanced amplifier for millimeter-wave radio systems. An ultrawideband of operation is demonstrated from 155 to 210 GHz, which corresponds to a 30% relative bandwidth. Over this band, the system provides 10-dB gain
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b1aa28ac1a3222aef0ab903b6eec3ed9
https://doi.org/10.1109/lmwc.2017.2661715
https://doi.org/10.1109/lmwc.2017.2661715