201–250 von 1,442 Ergebnissen
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    6000 element infrared focal plane array for reconnaissance applications

    Lange, D.A. / Vu, P. / Wang, S.C. et al. | Tema Archiv | 1999
    plane array architecture allows for any Nx1000 element sized array to be constructed from its base elements. A uniquely constructed bi-staggered ...

    Robotic vehicle uses acoustic array for detection and localization in urban environments

    Young, S.H. / Scanlon, M.V. | Tema Archiv | 2001
    is being developed. The robots have been tested in both urban and open terrain. Detection algorithms for speech and vehicle detection ...

    Intelligent mobility for robotic vehicles in the army after next

    Gerhart, G. / Goetz, R. / Gorsich, D. | Tema Archiv | 1999
    friendly and unfriendly fire. Prospective robotic systems will include RSTA/scout vehicles, combat engineering/mine clearing vehicles, indirect ...

    Laser safety research and modeling for high-energy laser systems

    Smith, P.A. / Montes de Oca, C.I. / Kennedy, P.K. et al. | Tema Archiv | 2002
    safety challenges. The hazard distance for the direct beam can be in the order of thousands of miles, and radiation reflected from the target may ...

    Vehicle counting and classification algorithms for unattended acoustic sensors

    Hohil, M.E. / Heberley, J. / Chang, Jay et al. | Tema Archiv | 2003
    Unattended ground sensor technology used for battlefield awareness and other wide area surveillance applications requires state-of-the-art ...

    Sun sensor for orientation and navigation systems of the spacecraft

    Zabiyakin, A.S. / Prasolov, V.O. / Baklanov, A.I. et al. | Tema Archiv | 1999
    channels) housed in a single aluminum enclosure. Every channel includes the following parts: optical system, linear CCD array-based photodetector ...

    Pressurized magnetorheological dampers for train suspension

    Lau, Yiu-Kee / Liao, Wei-Hsin | Tema Archiv | 2005
    The objective of this paper is to develop a pressurized magnetorheological (MR) damper which is suitable for train suspension in order to ...

    Tailoring PKI for the battlespace

    Covey, C.R. | Tema Archiv | 2003
    A Public Key Infrastructure (PKI) can provide useful communication protections for friendly forces in the battlespace. The PKI would be ...

    Component tradeoffs and technology breakpoints for a 50 Mbps to 3.2 Gbps fiber optic data bus for space applications

    Bristow, J. / Lehman, J. | Tema Archiv | 1993
    The design of the optical portion of a fiber optic data bus for space applications is described. A maximum NRZ data rate of 1.9 Gb/s is ...

    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 ...

    Nonintrusive fiber optic diagnostic for monitoring spacecraft contamination

    Fitzpatrick, C.M. / Abid, M. / Netherwood, G. et al. | Tema Archiv | 2003
    Contamination of spacecraft surfaces by deposition and ablation can potentially limit the performance and lifetime of solar panels, optical ...

    Man-portable command, communication, and control systems for the next generation of unmanned field systems

    Jacobus, C.J. / Mitchell, B.T. / Jacobus, H.N. et al. | Tema Archiv | 1992
    video capture, display, and interfacing features, supercomputer level computational performance, and ergonomic features for hard field use. In ...
    Verlag: SPIE International Society for Optical Engineering , Bellingham

    Enabling semiconductor technologies for automotive systems

    Bannatyne, R. | Tema Archiv | 1999
    This paper discusses requirements for innovative Si solutions for modern automobiles and technologies which are being developed for ...

    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 ...

    Achieving QoS for aeronautical telecommunication networks over differentiated services

    Bai, Hao-Wei / Atiquzzaman, M. / Ivancic, W. | Tema Archiv | 2001
    The Aeronautical Telecommunication Network (ATN) has been developed by the International Civil Aviation Organization to integrate air ...
    Schlagwörter: ICAO (International Civil Aviation Organization) , IETF (internet engineering task force)

    New vision-based approach for navigation

    Yakali, Hüseyin Hakan / Raviv, D. / Herman, M. | Tema Archiv | 1992
    Curved road tracking is one of the problems in active vision for Autonomous Vehicles. In search of a solution to this problem, we started ...

    EMI considerations for cockpit AMLCD displays

    Case, G.D. / Prache, O. | Tema Archiv | 1994
    The authors' company developed various active matrix liquid crystal displays (AMLCDs) for the cockpit of several aircraft. Some of these ...

    QWIP chip dual-color and multicolor FPAs for military applications

    McQuiston, B.K. / Cho, E. / Lim, W. et al. | Tema Archiv | 2004
    countries struggling for socio-economic stability long after the cessation of hostilities. This paper will describe the efforts to develop a near ...

    Airborne LAN for broadband communications

    Hong, Chi-Shain / Kim, J.H. / Krug, W.P. et al. | Tema Archiv | 1996
    This paper describes the airborne on-board local area network (LAN) architectures and technologies for implementation of advanced aircraft ...

    Development of NVG test maneuvers for civilian aircraft

    Jennings, S. / Craig, G. / Carignan, S. et al. | Tema Archiv | 2008
    of Canada's Institute for Aerospace Research. These techniques have been used to examine the performance of display systems in actual field ...

    Memory management issues for future recce systems

    Hall, W.J. jun. | Tema Archiv | 1997
    As battlefield fluidity increases, the need for current and accurate situation awareness increases. Critical to providing this awareness ...

    Fiber optic rotation sensor for long lifetime space missions

    Dorsky, L. / Bartman, R. / Lehman, D. et al. | Tema Archiv | 1992
    are intended to eventually serve as replacements for spinning mass systems and ring laser gyros in applications that place a premium on long ...

    Passive and active sensors for autonomous space applications

    Tchoryk, P. jun. / Gleichman, K. / Carmer, D. et al. | Tema Archiv | 1991
    , including RF-based, laser-based, and passive optical techniques. For each concept, a brief description of the sensor operating principles is ...

    Nanotechnology for aerospace: potential transitions from university research

    Agee, F.J. | Tema Archiv | 2008
    Nanotechnology is expected to provide the fundamental basis of the next two generations of products and processes. Impacts for applications ...

    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

    Battery-free power for unattended ground sensors

    Moldt, V.A. | Tema Archiv | 2003
    portable perimeter security for such special operations. Since all of the equipment for the missions must be carried by the warfighter, weight is a ...

    A linear ion trap for biological agent detection and identification

    Griffin, M.T. / McLuckey, S.A. | Tema Archiv | 2004
    A novel linear ion trap (LIT) system for protein bio-marker identification that provides significant improvement in sensitivity and dynamic ...

    NPP: NASA's continuity mission for Earth observation

    Leibee, J.E. / Kronenwetter, J.A. | Tema Archiv | 2003
    critical instruments for the National Polar-Orbiting Operational Environmental Satellite System (NPOESS). NPP is a joint mission with NASA, NOAA ...

    Photonic packaging for space applications

    Parkerson, J.P. / Chalfant, C.H. / Orlando, F.J. et al. | Tema Archiv | 2002
    Industrial, NASA, and DOD spacecraft designers have recognized the advantages of using fiber optic components and networks for their ...

    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 ...

    Ultra-maneuverable steering control algorithms for terrain transitions

    Torrie, M.W. / Koch, R. / Bahl, V. et al. | Tema Archiv | 1999
    The Center for Self-Organizing and Intelligent Systems has built several vehicles with ultra-maneuverable steering capability. Each drive ...

    Distributed monitoring architecture for movable objects over the GSM system

    Chen, Jui-Fa / Lin, W.C. / Chung, C.M. et al. | Tema Archiv | 2001
    With the popularity of the network, many applications have been designed to be a distributed system. The more distance for communication ...

    High-temperature, high-bandwidth, fiber optic, MEMS pressure sensor technology for turbine engine component testing

    Pulliam, W. / Russler, P. / Fielder, R. | Tema Archiv | 2002
    temperature environments by providing proof-of-concept data for sensors based on advanced microfabrication and optical techniques. ...

    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 ...

    Microsensors for tactical meteorology and oceanography

    Malafsky, G.P. | Tema Archiv | 1996
    The increasing emphasis on military missions in littoral areas has created a need for better real-time meteorological and oceanographic ...

    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 ...

    Photonic technology for avionic systems

    Abbas, G.L. / Hong, C.S. / Huggins, R.W. et al. | Tema Archiv | 1994
    Although basic fiber-optic technologies have been applied broadly to fixed telecommunication systems for more than a decade, there are ...

    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 ...

    A new architecture for high efficiency AMLCD's

    Hicks, R. | Tema Archiv | 1996
    and offers several alternatives to re-architecting the LCD optical stack to change the nature of these limitations and potentially improve the ...

    A nanoscale soft-ionization membrane: a novel ionizer for ion mobility spectrometers for space applications

    Hartley, F.T. / Kanik, I. | Tema Archiv | 2002
    technique is enabled by a simple nanoscale micromachined device. The SIM is tiny, rugged and well suited for a wide variety of applications ranging ...

    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 ...

    Real-time image fusion: a vision aid for helicopter pilotage

    Smith, M.I. / Ball, A.N. / Hooper, D. | Tema Archiv | 2002
    operate in a highly dynamic helicopter environment and across a challenging variety of operational conditions. The targeted application for 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 ...

    Hybrid synthetic vision system for the X-38 crew return vehicle

    Delgado, F. | Tema Archiv | 2001
    functional crew return vehicle that can rapidly return astronauts from onboard the International Space Station to Earth. All the X-38 vehicles employ ...

    Need for secondary imagery dissemination systems

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

    Recent results for obstacle detection by cellular neural networks (CNN)

    Geis, G. / Feiden, D. / Tetzlaff, R. | Tema Archiv | 2005

    High performance backlights for liquid crystal displays

    Allen, P.C. / Barnes, A.D. / Coe, S.E. et al. | Tema Archiv | 1994
    a new type of backlight particularly suitable for these requirements. Device characteristics and predicted performance figures for specific ...

    Heterodyne radiometer development for the earth observing system microwave limb sounder

    Siegel, P.H. / Mehdi, I. / Dengler, R.J. et al. | Tema Archiv | 1993
    dramatic ramifications for our planet. NASA's Mission to Planet Earth is attempting to address this and other issues related to environmental ...