Research Catalog

New! Try our Article Search to discover online journals, books, and more from home with your library card.

Selected filters.Clear Filters

  • Application of adaptive antenna techniques to future commercial satellite communications [microform] : executive summary / prepared by Ford Aerospace & Communications Corporation, Western Development Laboratories Division.

    • Text
    • Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1987]
    • 1987

  • Coherent versus noncoherent signaling for satellite-aided mobile communications [microform] / F. Davarian, J. Sumida.

    • Text
    • Pasadena, Calif. : National Aeronautics and Space Administration, Jet Propulsion Laboratory, California Institute of Technology ; [Springfield, Va. : National Technical Information Service, distributor, 1986]
    • 1986

  • Spacecraft configuration study for the second generation mobile stellite system, final report January 1985 [microform] / prepared by M. Louie ... [et al.].

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1985]
    • 1985

  • Land vehicle antennas for satellite mobile communications [microform] : final report / H.A. Haddad, B.V. Pieper and D.B. McKenna.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1985]
    • 1985

  • Trellis coded modulation for 4800 to 9600 bps transmission over a fading satellite channel [microform] / Dariush Divsalar, Marvin K. Simon.

    • Text
    • Pasadena, Calif. : National Aeronautics and Space Administration, Jet Propulsion Laboratory, California Institute of Technology ; [Springfield, Va. : National Technical Information Service, distributor, 1986]
    • 1986

  • Trade-off between land vehicle antenna cost and gain for satellite mobile communications [microform] : interim report.

    • Text
    • San Diego, Calif. : Cubic Corporation ; [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1984]
    • 1984

  • Rural land mobile radio market assessment and satellite terrestrial system concepts [microform] / Steven M. Stevenson and Charles E. Provencher.

    • Text
    • [Washington, D.C. : National Aeronautics and Space Administration, 1984]
    • 1984

  • Land mobile satellite transmission measurements at 869 MHz : a comparison of error probabilities for various message block durations and fade margins as a function of vegetation shadowing / by Wolfhard J. Vogel.

    • Text
    • [Pasdena, Calif.?] : Jet Propulsion Laboratory, [1985]
    • 1985
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/LPS112261

  • Land mobile satellite transmission measurements at 869 MHz [microform] : a comparison of error probabilities for various message block durations and fade margins as a function of vegetation shadowing / by Wolfhard J. Vogel.

    • Text
    • [Pasdena, Calif.?] : Jet Propulsion Laboratory, [1985]
    • 1985
    • 1 Resource

    Available Online

    http://purl.access.gpo.gov/GPO/LPS112261

  • Computer simulator for a mobile telephone system [microform] : final report / Donald L. Schilling, Chaim Ziegler.

    • Text
    • [New York, N.Y.] : Communications Systems Laboratory, Dept. of Electrical Engineering, City College of the City University of New York, [1983]
    • 1983

  • A comparison of metropolitan and non-metropolitan employment characteristics : indications of the size of non-metropolitan mobile communication services user class / R. E. Wilcox.

    • Text
    • Pasadena, Calif. : Jet Propulsion Laboratory, California Institute of Technology ; [Washington, D.C.] : Office of Space Sciences and Applications, National Aeronautics and Space Administration, [1985]
    • 1985

  • Environmental effects on the dynamics and control of an orbiting large flexible antenna system / by R. Krishna and Peter M. Bainum.

    • Text
    • [Washington, D.C.] : [Howard University, Department of Mechanical Engineering] : National Aeronautics and Space Administration, [1984]
    • 1983
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo47396

  • Environmental effects on the dynamics and control of an orbiting large flexible antenna system / by R. Krishna and Peter M. Bainum.

    • Text
    • [Washington, D.C.] : [Howard University, Department of Mechanical Engineering] : National Aeronautics and Space Administration, [1984]
    • 1984

  • A comparison of metropolitan and non-metropolitan employment characteristics : indications of the size of non-metropolitan mobile communication services user class / R.E. Wilcox.

    • Text
    • Pasadena, California : Jet Propulsion Laboratory, California Institute of Technology ; [Washington, D.C.] : Office of Space Sciences and Applications, National Aeronautics and Space Administration, 1985.
    • 1985
    • 1 Resource

    Available Online

    https://purl.fdlp.gov/GPO/gpo35395

No results found from Digital Research Books Beta

Digital books for research from multiple sources world wide- all free to read, download, and keep. No Library Card is Required. Read more about the project.

digital-research-book
Explore Digital Research Books Beta