Ulrich Walter

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Ulrich Walter

Prof. Dr.

 https://orcid.org/0000-0003-0908-6755
20062024

Research activity per year

Search results

  • 2012

    Impact of lunar surface features on the core temperatures of surface-crafts

    Hager, P. & Walter, U., 2012, 42nd International Conference on Environmental Systems 2012, ICES 2012. American Institute of Aeronautics and Astronautics Inc., (42nd International Conference on Environmental Systems 2012, ICES 2012).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Retention of ion implanted hydrogen, nitrogen and noble gases in lunar regolith simulant

    Pfeiffer, M., Hager, P., Karl, H., Koenen, T., Stritzker, B. & Walter, U., 2012, 42nd International Conference on Environmental Systems 2012, ICES 2012. (42nd International Conference on Environmental Systems 2012, ICES 2012).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Space communications and navigation symposium (B2) fixed and broadcast communications (4)

    Enke, H., Letschnik, J. & Walter, U., 2012, 63rd International Astronautical Congress 2012, IAC 2012. p. 3630-3637 8 p. (Proceedings of the International Astronautical Congress, IAC; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2011

    A lunar surface environment model for the thermal moon Simulator (TherMos)

    Hager, P., Karanikolov, M., Vogel, F. Y., Lechner, A. & Walter, U., 2011, 41st International Conference on Environmental Systems 2011, ICES 2011. American Institute of Aeronautics and Astronautics Inc., (41st International Conference on Environmental Systems 2011, ICES 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • An advanced research environment for Ka-band satellite communications

    Letschnik, J., Scheide, L. & Walter, U., 2011, 62nd International Astronautical Congress 2011, IAC 2011. p. 3011-3015 5 p. (62nd International Astronautical Congress 2011, IAC 2011; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Autonomous spacecraft navigation based on pulsar timing information

    Bernhardt, M. G., Becker, W., Prinz, T., Breithuth, F. M. & Walter, U., 2011, 2nd International Conference on Space Technology, ICST 2011. 6064649. (2nd International Conference on Space Technology, ICST 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    20 Scopus citations

  • Implementation of a KA-band communication path for on-orbit servicing

    Harder, J., Purschke, R. & Walter, U., 2011, 62nd International Astronautical Congress 2011, IAC 2011. p. 2939-2945 7 p. (62nd International Astronautical Congress 2011, IAC 2011; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • TherMoS: A concept for a dynamic thermal modeling tool for celestial body surface operations

    Hager, P., Czupalla, M., Pfeiffer, M. & Walter, U., 2011, 2011 Aerospace Conference, AERO 2011. 5747650. (IEEE Aerospace Conference Proceedings).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations
  • 2010

    A dynamic human water and electrolyte balance model for verification and optimization of life support systems in space flight applications

    Hager, P., Czupalla, M. & Walter, U., 2010, In: Acta Astronautica. 67, 9-10, p. 1003-1024 22 p.

    Research output: Contribution to journal › Review article › peer-review

    11 Scopus citations

  • A robotic camera arm for increased situational awareness in telepresent on-orbit servicing

    Wilde, M. & Walter, U., 2010, 2010 IEEE Aerospace Conference Proceedings. 5446758. (IEEE Aerospace Conference Proceedings).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    7 Scopus citations

  • Autonomous control of operative constrains during real-time teleoperation of space robots

    Pietras, M., Fleischner, A. & Walter, U., 2010, 61st International Astronautical Congress 2010, IAC 2010. p. 8344-8350 7 p. (61st International Astronautical Congress 2010, IAC 2010; vol. 10).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Dynamic system simulation of small satellite projects

    Raif, M., Walter, U. & Bouwmeester, J., Nov 2010, In: Acta Astronautica. 67, 9-10, p. 1138-1156 19 p.

    Research output: Contribution to journal › Article › peer-review

    Open Access
    12 Scopus citations

  • High-fidelity telepresence and teleaction

    Bauernschmitt, R., Buss, M., Deml, B., Diepold, K., Färber, B., Färber, G., Hagn, U. A., Hirzinger, G., Hirche, S., Knoll, A., Müller, H., Ortmaier, T., Peer, A., Popp, M., Preusche, C., Reinhart, G., Shi, Z., Steinbach, E., Ulbrich, H. & Walter, U. & 1 others, Zäh, M. F., 2010, 2010 IEEE International Conference on Robotics and Automation, ICRA 2010. p. 1092-1093 2 p. 5510000. (Proceedings - IEEE International Conference on Robotics and Automation).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • The virtual habitat - A tool for dynamic life support system simulations

    Czupalla, M., Zhukov, A., Schnaitmann, J., Bickel, T. & Walter, U., 2010, 40th International Conference on Environmental Systems, ICES 2010. American Institute of Aeronautics and Astronautics Inc., (40th International Conference on Environmental Systems, ICES 2010).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    7 Scopus citations

  • Timing X-ray Pulsars with Application to Spacecraft Navigation

    Bernhardt, M. G., Prinz, T., Becker, W. & Walter, U., 2010, In: Proceedings of Science. 108

    Research output: Contribution to journal › Conference article › peer-review

    2 Scopus citations
  • 2009

    A compact, light-weight high data-rate antenna system for remote-sensing orbiters and space exploration

    Harder, J., Stoll, E., Schiffner, M., Pfeiffer, M. & Walter, U., Dec 2009, In: Acta Astronautica. 65, 11-12, p. 1738-1744 7 p.

    Research output: Contribution to journal › Article › peer-review

    10 Scopus citations

  • Autonomous antenna pointing under the impact of unpredictable platform movement

    Pietras, M., Walter, U. & Schmidt, H., 2009, 60th International Astronautical Congress 2009, IAC 2009. p. 2986-2993 8 p. (60th International Astronautical Congress 2009, IAC 2009; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Development of a compact ka-band antenna pointing mechanism for intersatellite links on small satellites

    Pfeiffer, M., Harder, J. & Walter, U., 2009, Proceedings of ESMATS - 13th European Space Mechanics and Tribology Symposium. (European Space Agency, (Special Publication) ESA SP; vol. 670 SP).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    5 Scopus citations

  • Dynamic system simulation of small satellite projects

    Raif, M., Walter, U. & Bouwmeester, J., 2009, 60th International Astronautical Congress 2009, IAC 2009. p. 7219-7232 14 p. (60th International Astronautical Congress 2009, IAC 2009; vol. 9).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Ground verification of the feasibility of telepresent on-orbit servicing

    Stoll, E., Walter, U., Artigas, J., Preusche, C., Kremer, P., Hirzinger, G., Letschnik, J. & Pongrac, H., 2009, In: Journal of Field Robotics. 26, 3, p. 287-307 21 p.

    Research output: Contribution to journal › Article › peer-review

    Open Access
    37 Scopus citations

  • Intuitive one-hand controls for robotic camera arms

    Wilde, M., Friedmann, L. & Walter, U., 2009, Proceedings of the 14th IASTED International Conference on Robotics and Applications, RA 2009. p. 278-284 7 p. (Proceedings of the IASTED International Conference on Robotics and Applications).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Manufacturing technologies for LISA

    Nathrath, N., Trümper, M., Rapp, S., Harder, J. & Walter, U., 2009, European Conference on Antennas and Propagation, EuCAP 2009, Proceedings. p. 730-734 5 p. 5067723. (European Conference on Antennas and Propagation, EuCAP 2009, Proceedings).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    10 Scopus citations

  • On-orbit servicing

    Stoll, E., Letschnik, J., Walter, U., Artigas, J., Kremer, P., Preusche, C. & Hirzinger, G., Dec 2009, In: IEEE Robotics and Automation Magazine. 16, 4, p. 29-33 5 p., 5306923.

    Research output: Contribution to journal › Article › peer-review

    77 Scopus citations

  • Operator assistance for telepresent on-orbit servicing

    Wilde, M. & Walter, U., 2009, Proceedings of the 14th IASTED International Conference on Robotics and Applications, RA 2009. p. 1-8 8 p. (Proceedings of the IASTED International Conference on Robotics and Applications).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations
  • 2008

    A compact, light-weight high data-rate antenna system for remote-sensing orbiters and space exploration

    Harder, J., Stoll, E., Schiffner, M., Pfeiffer, M. & Walter, U., 2008, International Astronautical Federation - 59th International Astronautical Congress 2008, IAC 2008. p. 3170-3176 7 p. (International Astronautical Federation - 59th International Astronautical Congress 2008, IAC 2008; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • A test environment to demonstrate the feasibility of telepresent on-orbit servicing

    Stoll, E., Walter, U., Letschnik, J., Artigas, J. & Pongrac, H., 2008, International Astronautical Federation - 59th International Astronautical Congress 2008, IAC 2008. p. 2945-2956 12 p. (International Astronautical Federation - 59th International Astronautical Congress 2008, IAC 2008; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

  • Concept of a generic test environment for advanced spacecraft systems

    Pietras, M., Ivars, S., Stoll, E., Wilde, M. & Walter, U., 2008, International Astronautical Federation - 59th International Astronautical Congress 2008, IAC 2008. p. 6960-6970 11 p. (International Astronautical Federation - 59th International Astronautical Congress 2008, IAC 2008; vol. 11).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations
  • 2007

    A compact and lightweight inter-satellite antenna for S-band

    Lundin, R., Nathrath, N., Fasold, D., Trumper, M., Letschnik, J. & Walter, U., 2007, 2nd European Conference on Antennas and Propagation, EuCAP 2007. 11961 ed. (IET Seminar Digest; vol. 2007, no. 11961).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Flexible high-performance PPC on-board computer archticture based QN silicon-on-insulator technology

    Ivars, S., Glauert, W., Frickel, J., Ortner, J., Kandler, B., Zaman, J., Mueller, H., Graf, H. R., Fleischmann, F., Pfingst, U., Schiffner, M. & Walter, U., 2007, International Astronautical Federation - 58th International Astronautical Congress 2007. p. 6393-6406 14 p. (International Astronautical Federation - 58th International Astronautical Congress 2007; vol. 10).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • On-ground testing the link maintenance of a two degree of freedom Inter Satellite link Antenna

    Stoll, E., Letschnik, J. & Walter, U., 2007, 25th AIAA International Communications Satellite Systems Conference. (25th AIAA International Communications Satellite Systems Conference).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

  • Performance evaluation of a lightweight inter-satellite antenna (LISA) breadboard model

    Lundin, R., Nathrath, N., Fasold, D., Trümper, M., Letschnik, J. & Walter, U., 2007, INICA 2007 International Conference on Antennas - Proceedings. p. 134-138 5 p. 4353948. (INICA 2007 International Conference on Antennas - Proceedings).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations
  • 2006

    A monitoring and control tool for pre-optimization of data signal delay in telepresence satellite missions

    Letschnik, J., Stall, E., Czech, M., Walter, U., Knauer, C. & Dallat, J., 2006, Collection of Technical Papers - 24th AIAA International Communications Satellite Systems Conference, ICSSC. p. 828-834 7 p. (Collection of Technical Papers - 24th AIAA International Communications Satellite Systems Conference, ICSSC; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Concept of an algorithm to determine the signal delay time for telepresence space applications

    Stoll, E., Letschnik, J., Walter, U., Preusche, C. & Hirzinger, G., 2006, 2006 IEEE Aerospace Conference. 1655983. (IEEE Aerospace Conference Proceedings; vol. 2006).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

  • Construction and realization of a low-cost satellite attitude simulator concept

    Stoll, E., Letschnik, J., Czech, M. & Walter, U., 2006, Collection of Technical Papers - 24th AIAA International Communications Satellite Systems Conference, ICSSC. p. 820-827 8 p. (Collection of Technical Papers - 24th AIAA International Communications Satellite Systems Conference, ICSSC; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Industrial verification of piezo motors on a cubesat based verification platform

    Czech, M. & Walter, U., 2006, Proceedings of MNT for Aerospace Applications, CANEUS2006. American Society of Mechanical Engineers, (Proceedings of MNT for Aerospace Applications, CANEUS2006; vol. 2006).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Relativistic rocket and space flight

    Walter, U., Sep 2006, In: Acta Astronautica. 59, 6, p. 453-461 9 p.

    Research output: Contribution to journal › Article › peer-review

    14 Scopus citations

  • The concurrent configuration of a TMTC software during the satellite life cycle

    Letschnik, J., Stoll, E., Walter, U., Knauer, C. & Dallat, J., 2006, SpaceOps 2006 Conference. (SpaceOps 2006 Conference).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review