Proceedings Papers, Presentations and Research Reports for On-line Viewing and/or Downloading

Attila Komjathy and Richard B. Langley (1995). "The Halifax GPS Precision Approach Trials: A Report on the In-Depth Data Analysis."

  • Annex C of In-Service Trial Helicopter Precision Approach Using Local Differential GPS (LDGPS) Final Report, Transport Canada Aviation, 249 pp. The executive summary of the final research report is available for on-line viewing
    • .

    Attila Komjathy, Richard B. Langley and Frantisek Vejrazka (1995). "A Comparison of Predicted and Measured Ionospheric Range Error Corrections."

  • Presented at the GPS and the Ionosphere Session of the American Geophysical Union (AGU) Spring Meeting in Baltimore, MD, 31 May 1995, EOS Transactions of the American Geophysical Union, Vol. 76, No. 17, Supplement, p. S87
  • The transparencies for the presentation are also available in postscript format and can be retrieved (273k) .
  • At the AGU Meeting the presentation has been recognized as an "Outstanding Student Paper in Geodesy". The award was announced in EOS Transactions of the American Geophysical Union, Vol. 76, No. 30, 25 July 1995. For more information please see the departmental Highlights for the Year web page.

    • Attila Komjathy, Richard B. Langley and Frantisek Vejrazka (1995). "Assessment of Two Methods to Provide Ionospheric Range Error Corrections for Single-frequency GPS Users."

  • Presented at the XXI General Assembly of the International Union of Geodesy and Geophysics (IUGG) in Boulder, CO, 2-14 July 1995, In GPS Trends in Precise Terrestrial, Airborne, and Spaceborne Applications, the Proceedings of International Association of Geodesy Symposium, No. 115, Springer-Verlag, New York, pp. 253-257.
  • The abstract of the paper is available for on-line viewing.
  • The proceedings paper is available in postscript format and can be retrieved (45k) .
  • The transparencies for the presentation are also available in postscript format and can be retrieved (264k) .

    • Attila Komjathy and Richard B. Langley (1996). "An Assessment of Predicted and Measured Ionospheric Total Electron Content Using a Regional GPS Network."

  • Presented at the Institute of Navigation (ION) National Technical Meeting in Santa Monica, CA, 22-24 January 1996, The Proceedings of the National Technical Meeting of the Institute of Navigation, pp. 615-624.
  • The abstract of the paper is available for on-line viewing.
  • The proceedings paper is available in Portable Document Format (PDF) and can be retrieved (391k).
  • The proceedings paper is available in postscript format and can be retrieved (198k) .
  • The transparencies for the presentation are also available in postscript format and can be retrieved (199k).

    • Attila Komjathy and Richard B. Langley (1996). "Towards an Improved Ionospheric Modelling Technique for Single-frequency GPS Users: A Sensitivity Analysis."

  • The seminar has been presented at the Faculty of Electrical Engineering of the Czech Technical University, Prague, Czech Republic, 1 March 1996.
  • The abstract of the seminar is available for on-line viewing.
  • The transparencies for the seminar presentation are also available in postscript format and can be retrieved (383k).

    • Attila Komjathy and Richard B. Langley (1996). "A Summary of the Data Analysis for Halifax GPS Precision Approach Trials."

  • The seminar has been presented at the Department of Geodesy of the Faculty of Civil Engineering at the Technical University of Budapest, Hungary, 4 March 1996.
  • The abstract of the seminar is available for on-line viewing.
  • The transparencies for the seminar presentation are available in Portable Document Format (PDF) and the file (all-in-one ready to view) can be retrieved (548k).
  • The seminar presentation is also available in postscript format and can be retrieved (891k).

    • Attila Komjathy and Richard B. Langley (1996). "The Effect of Shell Height on High Precision Ionospheric Modelling Using GPS." For On-line Viewing.

  • Presented at the International GPS Service for Geodynamics (IGS) Workshop in Silver Spring, MD, 19-21 March 1996, Proceedings of the 1996 IGS Workshop, pp. 193-203.
  • The proceedings paper is available in postscript format and can be retrieved (157k) .
  • The transparencies for the oral presentation are also available in postscript format and can be retrieved (225k) .

    • Attila Komjathy and Richard B. Langley (1996). "Improvement of a Global Ionospheric Model to Provide Ionospheric Range Error Corrections for Single-frequency GPS Users."

  • Presented at the Institute of Navigation (ION) 52nd Annual Meeting in Cambridge, Massachusetts, 19-21 June 1996, The Proceedings of the 52nd Annual Meeting of the Institute of Navigation, pp. 557-566.
  • The abstract of the paper is available for on-line viewing.
  • The proceedings paper is available in Portable Document Format (PDF) and can be retrieved (130k).
  • The proceedings paper is available in postscript format and can be retrieved (106k).
  • The transparencies for the oral presentation are also available in postscript format and can be retrieved (329k).

    • Richard B. Langley and Attila Komjathy (1996). "High Precision Ionospheric Total Electron Count Mapping Using the Navstar Global Positioning System."

  • Presented at the American Geophysical Union (AGU) Western Pacific Geophysics Meeting, Brisbane, Australia, 23-27 July 1996.
  • The abstract of the presentation is available for on-line viewing.
  • The transparencies for the oral presentation are also available in postscript format and can be retrieved (522k).

    • Attila Komjathy, Richard B. Langley and Dieter Bilitza (1996). "Updating the International Reference Ionosphere Using a Global Network of GPS Stations: Preliminary Results."

  • Presented at the workshop for "Ionospheric Delay Correction for Single-frequency Radar Altimetry" at the Colorado Center for Astrodynamics Research of the University of Colorado, Boulder, Colorado, U.S.A., 24-25 September 1996, In the Workshop Report, pp. 23-24.
  • The abstract of the presentation is available for on-line viewing.
  • Please take a look at the readme file before downloading the presentation.
  • The transparencies for the oral presentation are available in postscript format and can be retrieved (2,247k).

    • Attila Komjathy and Richard B. Langley (1997)."Ionospheric Delay Correction for Single-Frequency Radar Altimetry."

  • Seminar presented at the Jet Propulsion Laboratory, Pasadena, California, 12 March 1997.
  • The abstract of the presentation is available for on-line viewing.
  • The presented material was partially based on the presentation "Updating the International Reference Ionosphere Using a Global Network of GPS Stations: Preliminary Results" (the file to be retrieved is the same as above, 2,247k) and partially on the new material that can be retrieved (218k) in postscript format.

    • ______________

    Return to Attila's Home Page

    ______________

    This page was compiled by Attila Komjathy and last updated 6 March 1998. If you have any questions, comments please feel free to get in touch with me.

    You can reach me at: komjathy@ocean.colorado.edu