1–50 von 2,191 Ergebnissen
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    Effect of data reduction on target classification from inverse synthetic aperture radar (ISAR) images

    Gorin, A.L. | Tema Archiv | 1981
    rates. Other data compression techniques for the TSS need to be explored and their effect on ISAR image quality obtained. Furthermore, the ...

    Advanced tactical air reconnaissance system

    Montgomery, D.W. | Tema Archiv | 1981
    The Air Force will soon initiate concept definition for a penetrating tactical reconnaissance system to fulfill the combat information ...

    Helmet-mounted displays : Conference, part of a two-conference program on Cockpit Displays

    SPIE, the International Society for Optical Engineering | TIBKAT | 1989

    The design of a helicopter fibre optic data bus

    Kennett, W.J. / Perkins, A.E. | Tema Archiv | 1989
    standard developed for military systems and it is this standard that has been identified as a suitable candidate for implementation using fibre ...

    Cockpit displays and visual simulation : 17-18 April 1990 , Orlando, Florida

    Society of Photo-optical Instrumentation Engineers / CREOL (Research center) | TIBKAT | 1990

    Need for secondary imagery dissemination systems

    Berry, L.D. / Balsterholt, W.H. | Tema Archiv | 1990

    Integration of an electronic support measures (ESM) and an alpha-beta radar tracker

    Kim, K. | Tema Archiv | 1990
    . Tracking filter equations are presented for a multi heterogeneous-sensor tracking system consisting of radars and ESM sensors. Measurement time ...

    Plastic optical fibers for automotive applications

    Heiroku Suganuma / Tadayo Matsunaga | Tema Archiv | 1991
    The high heat resistant optical fibers (POFs) have been developed for various automotive applications. For the clearance monitor lamp 100 ...

    A plan for the development and demonstration of optical commincations for deep space

    Lesh, J.R. / Deutsch, L.J. / Weber, W.J. | Tema Archiv | 1991
    In this article, an overall plan for the development and demonstration of optical communications for deep-space applications was presented ...

    Fixation method with high orientation accuracy for optical terminals in space

    Bauer, D. / Lober, K. / Seeliger, R. | Tema Archiv | 1991
    to establish an optical inter orbit communication link. An alignment accuracy of 0.01 deg is required at the interface to the host satellite ...

    The European SILEX project and other advanced concepts for optical space communications

    Oppenhäuser, G. / Wittig, M. / Popescu, A. | Tema Archiv | 1991
    scheduled for 1994. Other concepts for optical space communication links using Nd:YAG lasers and heterodyne receive systems are outlined. ...

    A compact optical associative memory

    Burns, T.J. / Rogers, S.K. / Kabrisky, M. et al. | Tema Archiv | 1991
    A unique associative memory architecture is presented that combines the compact optical processing environment of a Fabry-Perot Confocal ...

    Specifications for image stabilization systems

    Hilkert, J.M. / Bowen, M. / Wang, J. | Tema Archiv | 1991
    Motion of the image presented to an electro-optical imaging system blurs the incoming energy and degrades the systems ability to detect or ...

    Miniature signal processor for surveillance sensor applications

    Jacobi, W.J. / Jensen, P. / Teneketges, N.J. et al. | Tema Archiv | 1991
    A miniaturized low-power high-performance parallel processor optimized for space-based sensor systems has been developed. In particular ...

    A signal processor for space-based visible sensing

    Anderson, J.C. / Downs, G.S. / Trepagnier, P.C. | Tema Archiv | 1991
    An overview of the Signal Processor for the Spaced-Based Visible sensor system is presented. This signal processor, based on a 20 MHz ...

    Solacos: a diode-pumped Nd:YAG laser breadboard for coherent space communication system verification

    Pribil, K. / Johann, U. / Sontag, H. | Tema Archiv | 1991
    and advanced Nd:YAG transmitter technology. The aim is to build two engineering-level demonstration terminals for detailed evaluation of an ...

    Calibration procedures for the space vision system experiment

    MacLean, S.G. / Pinkney, H.F. | Tema Archiv | 1991

    Holiddo: an interferometer for space experiments

    Mary, J. / Bernard, y. / Lefaucheux, F. et al. | Tema Archiv | 1991
    adapted to the investigator's requirements. Optical characterization is made either by direct viewing or by interferometric holography imaging in ...

    3-D laser radar simulation for autonomous spacecraft landing

    Reiley, M.F. / Carmer, D.C. / Pont, W.F. | Tema Archiv | 1991
    in that there is evidence from Viking II data that the Martian terrain contains areas that are hazardous for landing. Depending on the ...

    Particle image velocimetry experiments for the IML-I spaceflight

    Trolinger, J.D. / Lal, R.B. / Batra, A.K. et al. | Tema Archiv | 1991
    The first International Microgravity Laboratory (IML-1), scheduled for spaceflight in early 1992 includes a crystal-growth-from-solution ...

    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 ...

    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 ...

    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 ...

    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 ...

    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 ...

    Holographic center high mounted stoplight

    Smith, R.T. | Tema Archiv | 1991

    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 ...

    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

    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 ...

    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 ...

    Design and development of the zeolite crystal growth (ZCG) facility

    Fiske, M.R. | Tema Archiv | 1991
    large crystals. To this end, the Battelle Advanced Maeterials Center for the Commercial Development of Space (CCDS) is funding the development ...

    Three dimensional vision - requirements and applications in a space environment

    Noseworthy, J.R. / Gerhardt, L.A. | Tema Archiv | 1991
    vision system designed for CIRSSE which uses a controllable subset of five cameras, programmable structured light patterns, and sophisticated ...

    Image analysis applied to black ice detection

    Chen, Y. | Tema Archiv | 1991
    Methods based on various morphological image processing techniques are developed for the discrimination of images reflected by road ...

    Development and test of the starlab control system

    LaMont, D. / Lin Mar / Rodden, J. | Tema Archiv | 1991
    developed. The test includes verification of optical tracking, including space object imagery and the beam control mirror servos. Flight computer ...

    In-situ observation of crystal growth in microgravity by high resolution microscopies

    Katsuo Tsukamoto / Kazuo Onuma | Tema Archiv | 1991
    High resolution in-situ observation methods were developed for the investigation of crystal growth mechanisms from solution phases. Crystal ...

    NASA microgravity materials science program

    Sokolowski, R.S. | Tema Archiv | 1991

    Crystal separation from mother solution and conservation under microgravity conditions using inert liquid

    Regel, L.L. / Vedernikov, A.A. / Queeckers, P. et al. | Tema Archiv | 1991
    microgravity is investigated. The goal to be reached is to propose an efficient and simple system. This method has to be applicable for an automatic ...

    Compact spaceflight solution crystal-growth system

    Trolinger, J.D. / Lal, R. / Vikram, C. et al. | Tema Archiv | 1991

    Commercial crystal growth in space

    Wilcox, W.R. | Tema Archiv | 1991
    NASA's Centers for the Commercial Development of Space, many private companies, and government laboratories. Projects range from growth of large ...

    Crystal growth by solute diffusion in earth-orbit

    Lind, M.D. / Nielsen, K.F. | Tema Archiv | 1991

    Advantages of drawing crystal-core fibers in microgravity

    Shlichta, P.J. / Nerad, B.A. | Tema Archiv | 1991
    experiments are ideally suited for Shuttle/Spacelab missions, because of their short duration, moderate power demands, and insensitivity to g-jitter ...

    Large zeolites - why and how to grow in space

    Sacco, A. jun. | Tema Archiv | 1991

    A flight experiment to investigate microgravity effects on solidification phenomena of selected material

    Maag, C.R. / Hansen, P.A. | Tema Archiv | 1991
    samples has been manifested for flight on STS-42. The first flight of the furnace assembly will a) investigate the p-n junction characteristics ...

    NASA's flight-technology development program: A 650 Mbps laser communications testbed

    Hayden, W.L. / Fitzmaurice, M.W. / Nace, D.A. et al. | Tema Archiv | 1991
    NASA-Goddard space flight center (GSFC) is designing and building a 650 Mbps laser communications testbed for the development of flight ...