Data compression development - A comparison of two floating-aperture data compression schemes
Comparison of two floating aperture data compression schemes
INFORMATION THEORY↗
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Results for “Apertures”
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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Giant aperture telescope study
Large aperture telescope for use as coherent optical deep space communications receiver
RECEIVER↗
Signal acquisition techniques for receiving arrays of large-aperture antennas.
Signal phase acquisition techniques for arrays of large aperture steerable antennas discussing SNR ROLE
SIGNAL TO NOISE RATIO↗
Electronic aperture control devised for solid state imaging system
Electronic means of performing the equivalent of automatic aperture control has been devised for the new class of television cameras that incorporates a solid state imaging device in the form of phototransistor mosaic sensors.
Anders, R. A.↗
The Aperture Admittance of a Ground Plane Mounted Waveguide Illuminating a Perfectly Conducting Sheet
Fourier transforms for aperture admittance of ground-plane-mounted waveguide illuminating conducting sheet
Jones, J. E.↗
Annular aperture diffracted energy distribution for an extended source
Annular aperture diffracted energy distribution for extended source
Goldberg, I. L.↗
Input admittance and reflection coefficient of a circular aperture in a ground plane covered by a homogeneous dielectric or plasma slab
Reflection coefficient and admittance of circular aperture in ground plane covered by dielectric or plasma slab
Van Doeren, R. E.↗
Experimental Investigation of an Adaptively Phased Large Aperture Array at VHF
Evaluation of adaptively phased large aperture array at very high frequencies
Deerkoski, L. F.↗
Modification of ultrasonic beamwidths by aperture control
Elliptical mask for transducer aperture to shape far field ultrasonic beam pattern
Boyd, F.↗
In-space pattern measurement techniques for large aperture antennas.
Large aperture in-space antennas radiation pattern measurement from large launch vehicles and Apollo program
Garriott, R.↗
Aperture reflection coefficient of TEM and TE sub 01 mode parallel-plate waveguides.
Reflection coefficient of parallel plate waveguide apertures for TEM and TE modes by wedge diffraction analysis
Rudduck, R. C.↗
Aperture synthesis in radar astronomy and some applications to lunar and planetary studies.
Radar astronomy aperture synthesis technique for applying fading radar return signals to lunar and planetary mapping problems
Hagfors, T.↗
Input admittance of a circular waveguide aperture covered by a dielectric slab.
Circular waveguide aperture input admittance covered by dielectric coating derived from integral transforms and compared with measurements
Bailey, M. C.↗
The input admittance of a rectangular waveguide-fed aperture under an inhomogeneous plasma - Theory and experiment.
Input admittance of waveguide-fed rectangular aperture under flowing and stationary inhomogeneous plasmas, noting dependence on various plasma properties
Cockrell, C. R.↗
Thermal and structural modeling of a large aperture space telescope Technical summary report, 22 Jun. - 22 Sep. 1968
Thermal and structural modeling for large aperture space telescope
Marshall, K. N.↗
The admittance of a parallel-plate aperture illuminating a displaced dielectric-dielectric boundary
Admittance of parallel plate aperture illuminating displaced dielectric-dielectric boundary
Jones, J. E.↗
Analysis of a synthetic aperture radiating interferometer navigation satellite concept Interim technical report
Synthetic aperture interferometer navigation satellite concept
Klein, P. I.↗
Ultrastructure and variable aperture pore function of hexagonal subunits in plasma membranes
Ultrastructure and variable aperture pore function of hexagonal subunits in plasma membranes
Asunmaa, S. K.↗