SEARCH · Engineering Papers
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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Digital transition tracking symbol synchronizer for low SNR coded telemetry systems, discussing phase locked loop analysis and phase detector simulation by Monte Carlo method
Bidirectional reflectance of earth atmosphere and cloud formation above equatorial Pacific observed by synchronous satellite as function of angular dependence
Flight data analysis of spacecraft power subsystem degradation at near synchronous altitude
Electron precipitation patterns and their relation to substorm increases in electrons at synchronous orbit
Pure synchronization techniques utilizing direct and heterodyne detection and pulsed lasers for optical communication systems
Mathematical model for predicting performance degradation of MSFTP-2 bit synchronizer used in MSFN
Electron bremsstrahlung shielding at synchronous altitude by electron trapping in dielectrics using Monte Carlo method
Performance measurement and curves of frame synchronization codes for spacecraft PCM telemetry signals including computer analysis
Orbit calculations for synchronous geodetic satellites to observe continental drift and Chandler wobble
Comparison of solar electric propulsion systems for synchronous equatorial satellite-raising mission
Diagnosing faults on operational synchronous digital systems
Abstracts for papers on synchronization of optical communication systems
Design, fabrication, and testing of antenna for ATS F and G synchronous satellites
Codes for protection from synchronization loss and additive errors
Synchronizing clocks at remote locations with master clock by radar reflected from moon for Deep Space Network
Precision measurement of synchronization error in tracking station clocks, to obtain selenodetic data on Lunar Orbiter mission
Laser propagation experiments between stabilized synchronous satellites and ground stations at visible and near-infrared wavelengths
Using optical and infrared technology in synchronous navigation satellites