121–140 von 22,747 Ergebnissen
|

    Intelligent, variable resolution laser scanner for the space vision system

    Blais, F. / Rioux, M. / Maclean, S.G. | Tema Archiv | 1991
    processing and an optical interference filter. Very fast tracking of the object is implemented using Lissajous type scanning figures. ...

    Discrete piezoelectric sensors and actuators for active control of two-dimensional spacecraft components

    Bayer, J.I. / Varadan, V.V. / Varadan, V.K. | Tema Archiv | 1991
    This paper describes research into the use of discrete piezoelectric sensors and actuators for active modal control of flexible two ...

    A fluorescence-based fiber optic temperature sensor for aerospace applications

    Tilstra, S.D. | Tema Archiv | 1991
    an optical temperature sensor designed for aircraft and engine environments based on the fluorescent time rate of decay (TRD) principle. The ...

    Visual characteristics of LED displays pushbuttons for avionic applications

    Vanni, P. / Isoldi, F. | Tema Archiv | 1991
    configuration requiring a low power consumption and Night Vision Goggles (NVG) Compatibility. Considering displays for avionic applications is important ...

    Radar-optronic tracking experiment for short and medium range aerial combat

    Ravat, C. / Mestre, J.P. / Rose, C. et al. | Tema Archiv | 1991

    Ka-band MMIC array feed development for deep space applications

    Cooley, T.W. / Riley, A.L. / Crist, R. et al. | Tema Archiv | 1991
    Ka-band MMIC transmitter arrays are under development at NASA Jet Propulsion Laboratory for future deep space and ground communications ...

    Lightweight surveillance FLIR

    Fawcett, J. | Tema Archiv | 1991
    The following describes a lightweight infrared system that is ideal for mounting on light aircraft for surveillance purposes. Use of a ...

    Airborne imaging system peformance model

    Redus, W.D. | Tema Archiv | 1991

    A pod mounted MIL-STD-2179B recorder

    Kessler, W.D. / Abeille, P. / Sulzer, J.F. | Tema Archiv | 1991

    Holographic center high mounted stoplight

    Smith, R.T. | Tema Archiv | 1991

    A fiber-coupled heterodyne interferometric displacement sensor

    Nerheim, N. | Tema Archiv | 1991
    Space-based interferometers and large segmented reflectors will require precision metrology with nanometer accuracy for active control ...

    Automated dimensional inspection of cars in crash tests with digital photogrammetry

    Beyer, H.A. | Tema Archiv | 1991
    prepared for a crash test was performed under practical conditions. It was shown that an accuracy of 1mm in each coordinate axis within a ...

    The impact of tactical maneuvers on E-O sensor imagery

    Hanson, D.S. | Tema Archiv | 1991
    Visible light Electro-Optical (E-O) sensors offer some impressive advantages compared to film. They are especially well suited for Long ...

    Experiments in real-time visual control

    Griswold, N.C. / Kehtarnavaz, N. | Tema Archiv | 1991
    processors. For intelligent vehicle systems the goal-directed autonomy includes convoy following, road following and obstacle avoidance. The first ...

    Application of laser radar to autonomous spacecraft landing

    Gleichman, K. / Tchoryk, P. jun. / Sampson, R.E. | Tema Archiv | 1991
    required for the Mars Rover Sample Return (MRSR) mission. An application of laser radar for performing Autonomous Hazard Detection and Avoidance ...

    High spatial resolution FLIR

    Tucker, C.J. / Mitchell, R.J. | Tema Archiv | 1991
    Bandwidth (HSB) FLIR provides improved horizontal resolution, a non-interlaced digital output suitable for interfacing to digital image processing ...

    Line of sight alignment of multi-sensor system

    Shalom Wilk / Goldmunz, M. / Shahaf, N. et al. | Tema Archiv | 1991
    A fully automatic in-flight boresight unit for line of sight (LOS) alignment between a FLIR operating in the thermal infrared region (8-12 ...

    A wideband, embedded/conformal, antenna subsystem concept

    Smalanskas, J.P. / Valentine, G.W. / Wolfson, R.I. | Tema Archiv | 1991
    The concept for a wideband, embedded/conformal antenna subsystem is presented. A multilayer radome not only protects the antenna from ...

    A high resolution airborne multisensor system

    Prutzer, S. / Biron, D.G. / Quist, T.M. | Tema Archiv | 1991
    the data characteristics, including realistic phenomenology, and the delivery of co-registered, multi-dimensional sensor data for the ...

    Finite element analysis of deformation in large optics due to space environment radiation

    Merzbacher, C.I. / Friebele, E.J. / Ruller, J.A. et al. | Tema Archiv | 1991
    Dose gradients in large mirror substrates due to unequal exposure to the natural space radiation environment have been calculated for two ...