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Three-Dimensional Acousto-Optical Spectrum AnalyzerExperimental acousto-optical Bragg-cell spectrum analyzer achieves subhertz frequency resolution. System represents extension to three dimensions of two-dimensional spectrum-analyzer concept described in, "Two-Dimensional Acousto-Optical Spectrum Analyzer" (NPO-18092). First and second dimensions two spatial dimensions of charge-coupled-device (CCD) imaging array. Third dimension time, as sampled at frame rate of CCD array.
Document ID
19910000433
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Ansari, Homayoon
(Caltech)
Lesh, James R.
(Caltech)
Date Acquired
August 14, 2013
Publication Date
September 1, 1991
Publication Information
Publication: NASA Tech Briefs
Volume: 15
Issue: 9
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
NPO-18122
Accession Number
91B10433
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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