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Time-Zone-Pattern Satellite Broadcasting AntennaDirect-broadcast satellite antenna designs provide contoured beams to match four time zones in 48 contiguous states and spot beams for Alaska, Hawaii, and Puerto Rico presented in 29-page report. Includes descriptions of procedures used to arrive at optimized designs. Arrangements, amplitudes, and phases of antenna feeds presented in tables. Gain contours shown graphically. Additional tables of performance data given for cities in service area of Eastern satellite.
Document ID
19880000327
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Galindo, Victor
(Caltech)
Rahmat-Samii, Yahya
(Caltech)
Imbriale, William A.
(Caltech)
Cohen, Herb
(RW, Inc)
Cagnon, Ronald R.
(RW, Inc)
Date Acquired
August 13, 2013
Publication Date
June 1, 1988
Publication Information
Publication: NASA Tech Briefs
Volume: 12
Issue: 6
ISSN: 0145-319X
Subject Category
Electronic Components And Circuits
Report/Patent Number
NPO-16522
Accession Number
88B10327
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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