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Impact of Non-geostationary Orbits on PASSThe use of satellites in non-geostationary orbits (NGO) for PASS (Personal Access Satellite System) is discussed. The following subject areas are covered: (1) orbit parameters (circular and elliptical orbit characteristics); (2) link characteristics (Doppler shift, propagation loss, CONUS coverage antenna, multibeam antenna gain, and impact on link equations); (3) number of satellites required for continuous CONUS coverage (circular and elliptical orbit results); and (4) advantages and disadvantages of NGOs.
Document ID
19920000902
Acquisition Source
Legacy CDMS
Document Type
Other
Authors
Estabrook, Polly (Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Motamedi, Masoud (Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Date Acquired
September 6, 2013
Publication Date
September 1, 1990
Publication Information
Publication: Personal Access Satellite System (PASS) Study. Fiscal Year 1989 Results
Subject Category
Communications And Radar
Accession Number
92N10120
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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