SEARCH

SEARCH BY CITATION

References

  • Bishop, J. G., J. A. Klobuchar, P. H. Doherty, Multipath effects on the determination of absolute ionospheric time delay from GPS signals, Radio Sci., 203, 388396, 1985.
  • Ciraolo, L., Evaluation of GPS L2-L1 biases and related daily TEC profiles, Proceedings of the GPS/Ionospheric Workshop—Modelling the Ionosphere for GPS Applications, 9097Dtsch. Forsch. fuer Luft und Raumfahrt./Dtsch. Fehrnerkundsdatezentrum, Neustrelitz, Germany, 1993.
  • Ciraolo, L., P. Spalla, Development of NNSS differential Doppler observations at IROE, Proceedings of the International Beacon Satellite SymposiumL. Kersley, 216219Univ. of Wales, Aberystwyth, 1994.
  • Ciraolo, L., P. Spalla, P. Beni, An analysis of consistency of TEC evaluated using pseudo range GPS observations, Proceedings of the International Beacon Satellite SymposiumL. Kersley, 2124Univ. of Wales, Aberystwyth, 1994.
  • Davies, K., Recent progress in satellite radio beacon studies with particular emphasis on the ATS-6 Radio Beacon Experiment, Space Sci. Rev., 25, 357430, 1980.
  • Klobuchar, J. A., P. H. Doherty, G. J. Bailey, K. Davies, Limitations in determining absolute total electron content from dual-frequency GPS group delay measurements, Proceedings of the International Beacon Satellite SymposiumL. Kersley, 14Univ. of Wales, Aberystwyth, 1994.
  • Lanyi, G. E., T. Roth, A comparison of mapped and measured total ionospheric electron content using global positioning system and beacon satellite observations, Radio Sci., 234, 483492, 1988.
  • Leitinger, R., E. Putz, Evaluation of differential Doppler data from the signals of navigation satellites (NNSS, formerly TRANSIT, internal report of Institut fuer Meteorologie und GeophysikUniv. of Graz, Graz, Austria, 1982.
  • Leitinger, R., G. Schmidt, A. Tauriainen, An evaluation method combining the differential Doppler measurements from two stations that enables the calculation of the electron content of the ionosphere, J. Geophys., 41, 201213, 1975.
  • Leitinger, R., G. K. Hartmann, F.-J. Lohmar, E. Putz, Electron content measurements with geodetic Doppler receivers, Radio Sci., 193, 789797, 1984.
  • Sardon, E., A. Rius, N. Zarraoa, Estimation of the transmitter and receiver differential biases and the ionospheric total electron content from Global Positioning System observations, Radio Sci., 293, 577586, 1994.
  • Wanninger, L., E. Sardon, R. Warnant, Determination of the total ionospheric electron content with GPS—Difficulties and their solution, “ in Proceedings of the International Beacon Satellite SymposiumL. Kersley, 1316Univ. of Wales, Aberystwyth, 1994.
  • Warnant, R., L. Wanninger, Monitoring the ionospheric TEC using GPS data, Proceedings of the International Beacon Satellite SymposiumL. Kersley, 342345Univ. of Wales, Aberystwyth, 1994.