Potential Applications of Active Antenna Technologies for Emerging NASA Space Communications Scenarios
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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Explore the source record for details and available documents.
Explore the source record for details and available documents.
We present observational evidence that eruptions of quiescent filaments and associated coronal mass ejections (CMEs) occur as a consequence of the destabilization of large-scale coronal arcades due to interactions between these structures and new and growing active regions.
This paper presents TID testing of 64 Kb Ramtron FM1608 and 256 Kb Ramtron FM1808.
This paper presents the viewpoint of a system engineer regarding the format of propagation information and models suitable for the design of mobile and portable satellite communications systems for the following services: audio broadcast, two way voice, and packet data.
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