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Comparison of CDMA and FDMA for the MobileStar(sm) systemSpread-spectrum code division multiple access (CDMA) and single channel per carrier frequency division multiple access (FDMA) systems are compared for spectrum efficiency. CDMA is shown to have greater maximum throughput than FDMA for the MobileStar(sm) system which uses digital voice activated carriers and directive circularly polarized satellite antennas.
Document ID
19880016340
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Jacobs, I. M. (Qualcomm, Inc. San Diego, CA., Canada)
Gilhousen, K. S. (Qualcomm, Inc. San Diego, CA., Canada)
Weaver, L. A. (Qualcomm, Inc. San Diego, Calif., United States)
Renshaw, K. (Hughes Aircraft Co. Los Angeles, CA., United States)
Murphy, T. (Hughes Aircraft Co. Los Angeles, CA, United States)
Date Acquired
September 5, 2013
Publication Date
May 1, 1988
Publication Information
Publication: Jet Propulsion Lab., Proceedings of the Mobile Satellite Conference
Subject Category
Communications And Radar
Accession Number
88N25724
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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