1–50 von 347 Ergebnissen
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    Design strength of optical glass

    Doyle, K.B. / Kahan, M.A. | Tema Archiv | 2003
    extremely conservative design approaches are typically used for optical elements made of glass. Determining a design allowable for glass elements is ...

    Polymer waveguides for 100 cm (40") optical backplanes

    Moisel, J. / Guttmann, J. / Huber, H.P. et al. | Tema Archiv | 2002
    Optical backplanes are attractive components for systems with high data rates between subsystems and a large number of interconnects. An ...

    Radiation qualification and testing of a large number of optical glasses used in the ESA fluid science laboratory onboard the columbus orbital Facility of the international space station

    Doyle, D.B. / Dewandre, T.M. / Claessens, D. et al. | Tema Archiv | 2002
    International Space Station (ISS) is a multi-user facility for the performance of microgravity research. It comprises a very complex optical bench ...

    Optical fiber cable assembly characterization for the mercury laser altimeter

    Ott, M.N. / Proctor, M. / Dodson, M. et al. | Tema Archiv | 2003
    For the space flight mission MESSENGER, the Mercury Laser Altimeter (MLA) instrument required highly reliable optical fiber assemblies for ...

    Concepts using optical MEMS array for ladar scene projection

    Smith, J.L. | Tema Archiv | 2003
    fiber optic cables. The concept calls for an optical MEMS (micro-electromechanical system) steerable micro-mirror array. IFOV's are a cluster of ...

    VCSEL optical subassembly for avionics fiber-optic modules

    Hager, H.E. / Chan, E.Y. / Beranek, M.W. et al. | Tema Archiv | 1996
    , the question of VCSEL suitability for use in avionics-qualifiable fiber-optic systems naturally follows. This paper addresses avionics ...
    Schlagwörter: OSA (optical subassembly)

    Human engineering of multisensor and multisource tracking systems

    Svenmarck, P. | Tema Archiv | 2000
    with pilots' decision-making. This paper focuses on the factors involved in the pilots' control of multisensor and multisource systems for ...

    Optical-fiber-based adhesive bondline monitoring system for composite patch systems

    Elster, J. / Trego, A. / Dante, J. et al. | Tema Archiv | 2001
    levels in the technology. The presented sensing system is comprised of optical fiber long period gratings (LPGs) for chemical measurement and ...

    Recent advances in the quality of CVD diamond optical components

    Wort, C.J.H. / Pickles, C.S.J. / Beale, A.C. et al. | Tema Archiv | 1999
    Reports on the properties and applications of polished polycrystalline diamond optical components produced by chemical vapor deposition and ...

    Combined radiation damage, annealing, and ageing studies of InGaAsP/InP 1310 nm lasers for the CMS tracker optical links

    Gill, K.A. / Grabit, R. / Troska, J. et al. | Tema Archiv | 2002
    multi-quantum-well lasers, the type chosen for use in the CMS Tracker optical links. The radiation damage effects are compared for a variety of ...

    The universal multizone crystallizator (UMC) furnance: an international cooperative agreement

    Watring, D.A. / Su, C.H. / Gillies, D. et al. | Tema Archiv | 1996
    The universal multizone crystallizator (UMC) has been developed and patented by a team at the University of Miskolc for crystal growth of ...

    Optical detection of land mines at FOI

    Sjokvist, S. / Uppsall, M. / Nyberg, S. et al. | Tema Archiv | 2001
    the origin of detectable optical signatures for choosing the most favorable conditions for detection. Measurements in test beds and ...

    The application and development tendency of optical measurement in automobile industry

    Gang Wan | Tema Archiv | 2002
    the development process. With any changes in design, the impact for a possible collision needs to be examined. An optical measurement system ...

    Damage detection of satellite structures by optical fiber with small diameter

    Kabashima, S. / Ozaki, T. / Takeda, N. | Tema Archiv | 2000
    monitoring system usually utilizes optical fiber sensor of which the diameter is 125 micrometer. However, such fiber sensors tend to be perceived as ...

    Interaction of micro-organisms (fungi and bacteria) with optical and electronic materials

    Kukhtarev, N.V. / Kukhtareva, T.V. / Jones, J. et al. | Tema Archiv | 2002
    for unattended and space-based optical and electronic systems. We have investigated the process of growth and distribution of fungal elements ...

    New technique using CO2 laser for high heating and simultaneous optical characterization of IR windows

    Simoneau, J. / Feller, R. / Peatfield, C. et al. | Tema Archiv | 1997
    magnitude and distribution of the heat on the window. Therefore, for each missile application, it is critical to be able to determine the optical ...

    Measuring space radiation impact on the characteristics of optical glasses; measurement results and recommendations from testing a selected set of materials

    Fruit, M. / Gusarov, A.I. / Doyle, D.B. | Tema Archiv | 2002
    Radiation sensitivity of glass is a general concern for the designer of Space optical instruments. ASTRIUM, in cooperation with SCK-CEN ...

    Connection of optical fibers embedded in aircraft composite components

    Sjogren, A. / Lindstrom, B. | Tema Archiv | 2000
    This paper describes a manufacturing technique for embedding standard fiber-optic connection hardware in aircraft composite components ...

    Impact damage detection of stiffened composite panels by using embedded small-diameter optical fibers

    Tsutsui, H. / Kawamata, A. / Sanda, T. et al. | Tema Archiv | 2001
    by the sensors. In this study, both multi-mode optical fibers and fiber bragg grating (FBG) sensors are used for detecting impact load and ...

    An adaptive localization system for outdoor/indoor navigation for autonomous robots

    Pacis, E.B. / Sights, B. / Ahuja, G. et al. | Tema Archiv | 2006
    of autonomous navigation for mobile robots has targeted either outdoor or indoor scenarios, but not both, which is not how humans operate ...

    Transparent ceramics for armor and EM window applications

    Patel, P.J. / Gilde, G.A. / Dehmer, P.G. et al. | Tema Archiv | 2000
    for a variety of applications. Future combat and non-combat environments will require lightweight, threat adjustable, multifunctional, and ...

    Applications for thermal NDT on advanced composites in aerospace structures

    Baughman, S.T. | Tema Archiv | 1998
    Time Dependent Thermography (TDT) is a key approach for unlocking the potential of infrared thermography NDE for aerospace applications ...
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    A study of active thermography approaches for the non-destructive testing and evaluation of aerospace structures

    Avdelidis, N.P. / Ibarra-Castanedo, C. / Marioli-Riga, Z.P. et al. | Tema Archiv | 2008
    The prerequisite for more competent and cost effective aircraft has led to the evolution of innovative testing and evaluation procedures ...

    A MEMS-based infrared emitter array for combat identification

    San, Haisheng / Chen, Xuyuan / Xu, Peng et al. | Tema Archiv | 2008
    decreased. In experiment, the surface temperature distribution of IR emitter arrays were measured by thermal imaging system, and the optical ...

    Probabilistic neural networks for infrared imaging target discrimination

    Cayouette, P. / Labonte, G. / Morin, A. | Tema Archiv | 2003
    The next generation of infrared imaging trackers and seekers will allow for the implementation of more sophisticated and smarter tracking ...

    Surveillance video with spatially registered graphics for decision support

    Majoros, A. / Ianni, J. / Davies, P. et al. | Tema Archiv | 2007
    , and presents a rapidly growing volume of content for those observers to understand and integrate. However, knowing the identity of objects and ...

    Industrial applications of shearography for inspection of aircraft components

    Krupka, R. / Walz, T. / Ettemeyer, A. | Tema Archiv | 2003
    Shearography has been validated as fast and reliable inspection technique for aerospace components. Following several years phase of ...

    Fiber optic sensor-based SHM technologies for aerospace applications in Japan

    Takeda, N. | Tema Archiv | 2008
    Optical fiber sensors are promising as tools for damage and structural health monitoring (SHM) of aerospace composite structures. Hence ...

    Development of low-OPD windows for airborne laser

    Billman, K.W. / Tran, D.C. / Johnson, L.F. et al. | Tema Archiv | 2001
    We begin with a brief review of prior work relating to optical windows for use with high power laser beams. A typical window must provide ...

    High durability antireflection coatings for silicon and multispectral ZnS

    Joseph, S. / Marcovitch, O. / Yadin, Y. et al. | Tema Archiv | 2007
    both day and night. In order to achieve such capabilities, advanced electro-optical systems are being constantly developed and improved. These ...

    Efficient particle filters for joint tracking and classification

    Gordon, N.J. / Maskell, S. / Kirubarajan, T. | Tema Archiv | 2002
    designed to derive behavior characteristics or include them as part of their output. Thus, there is potential scope for both applying target type ...

    Hybrid, contact, and no contact measurement system for industry

    Sitnik, R. / Sladek, J. / Kupiec, M. et al. | Tema Archiv | 2008
    the paper we present a concept that combines the accuracy of coordinate measurement machines (CMM) and the speed of full-field optical methods ...

    A bioinspired vision chip architecture for collision detection in automotive applications

    Laviana, R. / Carranza, L. / Vargas, S. et al. | Tema Archiv | 2005
    This paper describes the architecture and retino-topic unit of a bio-inspired vision chip intended for automotive applications. The chip ...

    Actuator development for a flapping microrobotic microaerial vehicle

    Cox, A. / Garcia, E. / Goldfarb, M. | Tema Archiv | 1998
    areas result in low Reynolds numbers. For Re's below 103 conventional fixed wing flight is no longer possible because drag becomes ...

    GSIM: a simulator for missile seekers

    Lindgren, M. / Engvall, A. / Kihlen, R. | Tema Archiv | 2004
    A simulator (GSIM) for missile seekers that can be used as a general tool in missile seeker performance analysis has been developed. The ...

    Nonlinear optic polymer electro-optic modulators for space applications

    Grote, J.G. / Zetts, J.S. / Nelson, R.L. et al. | Tema Archiv | 2002
    passive polymers with various conductivities, both ionic and electronic, suitable for use as optical cladding layers in NLO polymer based opto ...

    Reliability shortcomings for micro-nanotechnology-based systems

    Garcia, E.J. / Polosky, M.A. | Tema Archiv | 2007
    Micro nano technology-based systems (MNT-based systems) are expected to provide unprecedented capabilities for aerospace applications ...

    Nonlinear feature extraction applied to ISAR images of targets for classification

    Maskall, G.T. / Webb, A.R. | Tema Archiv | 2001
    This paper examines the use of a nonlinear dimensionality reduction scheme for feature extraction applied to ISAR images of armored targets ...

    Combining computer graphics and computer vision for probabilistic visual robot navigation

    Heigl, B. / Denzler, J. / Niemann, H. | Tema Archiv | 2000
    contributes to a method for photorealistic rendering in real time, and computer vision methods are applied to fully automatically reconstruct the ...

    Non-destructive test methods for evaluating durability of concrete highway structures. Experience of Ontario Ministry of Transportation

    Ip, A. / Berszakiewicz, B. / Pianca, F. | Tema Archiv | 1998
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    Damage quantification using attenuation based signal processing for health monitoring in carbon fiber composites

    Reynolds, W. / Chattopadhyay, A. | Tema Archiv | 2008
    conditions. In the current research, a structural health monitoring (SHM) and prognosis framework is being developed for heterogeneous material ...

    Active approach for holographic nondestructive testing of satellite fuel tanks

    Merz, T. / Elandaloussi, F. / Paulus, D. et al. | Tema Archiv | 1999
    components. In this paper we present a system for the identification of material faults under the surface of a test object. For that purpose the ...

    Neural network for track initiation and maintenance

    Winter, M. / Schmidlin, V. / Favier, G. | Tema Archiv | 1997
    Classical methods for multiple target tracking (such as the Joint Probabilistic Data Association (JPDA) Filter or the Nearest Neighbor ...

    Addressing fiber optic sensors limitations for aircraft applications

    Mrad, N. | Tema Archiv | 2007
    problems within the aerospace community. Sensors with increased networking capability are seen to constitute the nervous system for any envisaged ...

    Toward dynamic model-based prognostics for transmission gears

    Wang, Wenyi | Tema Archiv | 2002
    This paper presents a novel methodology for the diagnosis and prognosis of crucial gear faults, such as gear tooth fatigue cracking ...

    Distributed collaborative environments for virtual capability-based planning

    McQuay, W.K. | Tema Archiv | 2003
    for planning and decision support. This paper reviews research that is focusing on the applying open standards agent-based framework with ...

    A new Ag/Pd conductor for automotive applications

    Malanga, D.J. / Levitsky, M. / London, A. et al. | Tema Archiv | 1999
    New materials and powder technology have been applied to conductor formulations targeted for the harsh environments of under the hood ...

    Interfaces and error management trades for solid state recorders

    Waring, J.L. | Tema Archiv | 1999
    cost of nonvolatile flash memory, a number of solid state recorders (SSR) are now being marketed for airborne reconnaissance applications ...

    Thermographic detection and quantitative characterization of corrosion by application of thermal line source

    Cramer, K.E. / Winfree, W.P. | Tema Archiv | 1998
    designed to determine the spatial resolution of the system. A steady state solution for the induced thermal change in the plate is presented. When ...
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    A time-domain simulation for evaluating smart wing concepts for reducing gust loads

    Hall, B.D. / Preidikman, S. / Mook, D.T. et al. | Tema Archiv | 1999
    A numerical simulation for evaluating methods of predicting and controlling the response of an elastic wing in an airstream is discussed ...