Digital filter design technique and the realization of transfer and immittance functions by using digital elements
Digital filter design technique and realization of transfer and immittance functions by using digital elements
Yu, C.-P.↗
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Digital filter synthesis program
Digital filter synthesis to form difference equations for computing differential equations
Moyer, R. A.↗
Launch and space vehicle control studies. Volume 1 - Digitized non-linear filter for launch vehicle application Final report
Digitized nonlinear filter for Saturn 5 attitude control in S-1C boost phase
Source record↗
A report of the tests performed on the Zeiss H alpha filter
Bandpass testing of Zeiss H-alpha filter to determine wavelength of transmission and optical characteristics
Neidig, D. F., Jr.↗
A study of HEPA filter efficiency in submicron particle range
Efficiency study of High Efficiency Particulate Air /HEPA/ filters in submicron particle range
Klamerus, L. J.↗
Recent advances in coherent optics. Filtering of spatial frequencies, holography
Applications of coherent light in areas of spatial filtering and holography
Belvaux, Y.↗
Optimal adaptive filter realizations for sampled stochastic processes with an unknown parameter
Optimal adaptive filter for sampled stochastic processes with unknown parameter
Hilborn, C. G., Jr.↗
Filter properties of least squares fitted polynomials
Filter properties of least square fitted polynomials
Kruger, B.↗
Evaluation of Filters to Sterilize Liquids and Gases Final Report
Evaluation of filters used to sterilize liquids and gases
Ernst, R. R.↗
Programmable premodulation filter for Manned Spacecraft Center Final report, Apr. 1967 - Jun. 1968
Design, manufacture, and type qualification testing of programmable premodulation filters for NRZ pulse signal conditioner
Source record↗
Design of optimum-response birefringent filters.
Optimum response birefringent filters with length birefringent crystals or plates synthesis
Schiffman, B. M.↗
Approximations to optimal nonlinear filters.
Approximations to optimal nonlinear filters for problems involving signal and noise processes
Kushner, H. J.↗
Very narrow band interference filters.
Very narrow band interference filters, discussing automatically controlled interferometers, tuning and test results
Ramsay, J. V.↗
Rejection of multipath interference in satellite communications by use of narrow-band filters.
Earth reflected multipath interference rejection by narrow band filters in communications between near earth spacecraft and stationary satellites
Durrani, S. H.↗
2m interference filters for the ultraviolet.
Fabry-Perot narrow band transmission filter using multilayer containing semitransmitting aluminum films
Maier, R. L.↗
The relationship of alternate state-space representations in linear filtering problems.
Proof of relationship between state estimates and error covariance matrices in state-space representations in linear filtering
Athans, M.↗
Birefringent filter for millimeter waves.
Birefringent filter design for millimeter wavelengths using second order theory and matrix method
Schiffman, B. M.↗
Design and application of an adaptive tracking filter control system.
Adaptive tracking filter control system design and application to large flexible booster vehicles
Dupont, T. E.↗