41,581 to 41,590 of 42,087 Results
Apr 1, 1993
Ansari, Hamayoon, 1993, "Discrete-time Design of Tracking Control Loop for Optical Communications", https://hdl.handle.net/2014/35232, USA, JPL Open Repository
The methodology for discrete-time design of a fine steering mirror tracking control loop is presented. It is shown tha high tracking accuracy can be achieve for optical communications by using low cost fine steering mirrors and moderate sampling rates. |
Apr 1, 1993
Prater, J. L.; Bautista, J. J., 1993, "Evaluation of an S- and an X-Band HTS Bandpass Filter", https://hdl.handle.net/2014/35233, Noordwijk, Netherlands, JPL Open Repository
The Jet Propulsin Laboratory uses extremely sensitive receive systems to communicate with deep space probes and to perform radio science experiments. |
Apr 1, 1993
Shaklan, S.; Yu, J.; Briggs, H. C., 1993, "Integrated Structural and Optical Modeling of the Orbiting Stellar Interferometer", https://hdl.handle.net/2014/35299, Orlando, Florida, USA, JPL Open Repository
The Integrated Modeling of Optical Systems (IMOS) Integration Work Bench at JPL has been used to model the effects of structural perturbations on the optics in the proposed Orbiting Stellar Interferometer (OSI). |
Apr 1, 1993
Shirbacheh, M.; Burger, D. R., 1993, "Solar Array Performance for Mars Environmental Survey Mission (MESUR)", https://hdl.handle.net/2014/34842, Washington, D.C., USA, JPL Open Repository
The Mars Environmental Survey Mission (MESUR) is a low cost, near term missin to study: chemical compositon of the martian surface; structure and circulation of the martian atmosphere; and structure and dynamics of the martian interior. |
Apr 1, 1993
Yueh, S.; Kwok, R.; Li, F.; Nghiem, S.; Wilson, W.; Kong, J., 1993, "Polarimetric Passive Remote Sensing of Ocean Wind Vectors", https://hdl.handle.net/2014/35208, Journal of Geophysical Research, JPL Open Repository
This paper investigates the theory of polarimetric passive remote sensing of wind-generated sea surfaces and the potential application of polarimetric radiometry to ocean surface winds. |
Apr 1, 1993
Penzo, P. A., 1993, "A Mission Data Base for Low Cost Missions to Small Bodies in the Solar System", https://hdl.handle.net/2014/36033, Laurel, Maryland, USA, JPL Open Repository
No abstract provided |
Apr 1, 1993
Shen, Y.; Veilleux, l.; Klein, J.; Kim, Y.; Jordan, R.; Caro, E.; Stuhr, F., 1993, "Shuttle Imaging Radar-C: A System Integration and Test Perspective", https://hdl.handle.net/2014/35063, Orlando, Flordia, USA, JPL Open Repository
The Shuttle Imaging Radar-C(SIR-C) is a synthetic aperture radar (SAR) designed to fly on the Space Shuttle as a payload instrument in the Shuttle Radar Laboratory (SRL). |
Apr 1, 1993
Lowry, L. E.; Tai, B. H.; Mattila, J.; Walsh, L. H., 1993, "Mechanical Stress Effects on Electromigration Voiding in a Meandering Test Stripe", https://hdl.handle.net/2014/35257, San Francisco, California, USA, JPL Open Repository
Earlier experimental findings concluded that electromigratin voids in these meandering stripe test structures were not randomly distributed and that void nucleation frequenly occurred sub-surface at the metal/thermal oxide interface. |
Apr 1, 1993
Toomarian, N. B.; Baldi, P., 1993, "Trajectory Learning Using Hierarchy of Oscillatory Modules", https://hdl.handle.net/2014/35415, Brussels, Belgium, JPL Open Repository
To this date, the most successful approaches to learning have been either the back-propagation or gradient descent method. |
Apr 1, 1993
Schumaker, B.; Agronin, M.; Chen, G.-S.; Ledeboer, W.; Melody, J.; Noon, D.; Ulvestad, J., 1993, "Spacecraft and Mission Design for the Precision Optical INTerferometer in Space (POINTS)", https://hdl.handle.net/2014/35566, Orlando, Florida, USA, JPL Open Repository
This paper describes key features of the instrument, spacecraft, and mission design for the Precision Optical INTerferometer in Space (POINTS), which have evolved through studies at the Jet Propulsion Laboratory during the last few years. This paper complements others in theis vo... |