1–20 von 43 Ergebnissen
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    The missing (data) link in pilot navigation

    Ritchie, M.L. | Tema Archiv | 1990
    It is noted that some aircraft accidents, have occurred for lack of vital information which was somewhere in the National Airspace System ...
    Schlagwörter: NAVIGATION , COMPUTERISED NAVIGATION , PILOT NAVIGATION

    Terrain referenced navigation

    Priestley, N. | Tema Archiv | 1990
    particular emphasis on the principle of operation, the types of sensors, and correlation processes in use. The optimization of the sensors for ...
    Schlagwörter: NAVIGATION , COMPUTERISED NAVIGATION , TERRAIN REFERENCED NAVIGATION

    The advantages of velocity vector referencing in proportional navigation

    Mahapatra, P.R. / Shukla, U.S. | Tema Archiv | 1990
    Two broad classes of proportional navigation laws are compared with regard to their implementation, analysis, and behavior. The first ...
    Schlagwörter: NAVIGATION , LINE OF SIGHT REFERENCED LAWS , TRUE PROPORTIONAL NAVIGATION , PROPORTIONAL NAVIGATION , PURE PROPORTIONAL NAVIGATION

    Vehicle navigation using differential GPS

    Hunter, T. / Kosmalski, W. / Truong, P. | Tema Archiv | 1990
    eliminated, thus improving the overall accuracy of GPS to a level of a few meters. These test results are presented, and applications of differential ...
    Schlagwörter: VEHICLE NAVIGATION

    Impact of navigation accuracy on the intervention rate in a highly automated air traffic control system

    Rockman, M.J. / Braff, R. | Tema Archiv | 1990
    Progress in navigation technology is expected to bring about a lower air traffic control (ATC) intervention rate than the rate that could ...
    Schlagwörter: NAVIGATION ACCURACY

    Experiments for an integrated precise airborne navigation and gravity recovery system

    Hein, G.W. / Hehl, K. / Landau, H. et al. | Tema Archiv | 1990
    Experiments performed in August 1989 to investigate the possibility of integrating different sensors for precise position determination and ...
    Schlagwörter: POSITION DETERMINATION , COMPUTERISED NAVIGATION , INTEGRATED PRECISE AIRBORNE NAVIGATION

    Failure management in spatio-temporal redundant, integrated navigation and flight control reference-systems

    Krogmann, U.K. | Tema Archiv | 1990
    considerations imply the use of a minimum number of inertial sensors in a skewed geometry. Fault-tolerant hardware performance is obtained by spatially ...

    Test program for Honeywell/DND helicopter integrated navigation system (HINS)

    Zywiel, J. / Webb, C. / Russell, H. | Tema Archiv | 1990
    . The testing has given the HINS team a high degree of confidence in the navigation system design and in the software that implements the sensor ...
    Schlagwörter: INTEGRIERTE NAVIGATION , COMPUTERISED NAVIGATION , HELICOPTER INTEGRATED NAVIGATION SYSTEM , CANADIAN DEPARTMENT OF NATIONAL DEFENCE , OPTIMUM NAVIGATION

    Flight test results of a tightly integrated RLG-based Global Positioning System/inertial navigation system

    Lynch, M.F. / Weber, D.J. | Tema Archiv | 1990
    geometry was, at best, not optimum and the aircraft landed in a period of very poor satellite geometry. However, the terminal performance of the ...
    Schlagwörter: INERTIAL NAVIGATION SYSTEM , COMPUTERISED NAVIGATION

    Terrain aided navigation: current status, techniques for flat terrain and reference data requirements

    Henley, A.J. | Tema Archiv | 1990
    accurate navigation with rapid initial capture without recourse to an initialization mode. An overview of the SPARTAN technique is provided, and ...
    Schlagwörter: NAVIGATION , COMPUTERISED NAVIGATION , TERRAIN REFERENCED NAVIGATION , POSITION-FIXING SYSTEMS

    Integrated inertial navigation system/Global Positioning System (INS/GPS) for manned return vehicle autoland application

    Braden, K. / Browning, C. / Gelderloos, H. et al. | Tema Archiv | 1990
    access and an assured crew return capability in case of emergencies in space. The extended duration in space requires a manned return vehicle ...
    Schlagwörter: INTEGRATED NAVIGATION

    A vehicle location system (VLS) solution approach

    Chadwick, J.B. / Bricker, J.L. | Tema Archiv | 1990
    dimensions, is described. It uses a dynamic receiver time-of-arrival (TOA) source selection, a direct hyperbolic position location solution, and an ...
    Schlagwörter: COMPUTERISED NAVIGATION , DYNAMIC RECEIVER TIME OF ARRIVAL SOURCE , HUGHES VEHICLE LOCATION SYSTEM , DIRECT HYPERBOLIC POSITION LOCATION , HYPERBOLIC GEOMETRIC-DILUTION-OF-PRECISION , WEIGHTED POSITION ESTIMATE , POSITION ESTIMATION ERROR

    GPS-based vessel position monitoring and display system

    Reynolds, J.C. / Denaro, R.P. / Kalafus, R.M. | Tema Archiv | 1990
    , communications solutions, and onboard navigation systems provide an integrated capability for the marine fleet operator. The system is a powerful tool ...
    Schlagwörter: COMPUTERISED NAVIGATION , ONBOARD NAVIGATION SYSTEMS

    The use of INS/GPS in a highway survey system

    Lapucha, D. / Schwarz, K.P. / Cannon, M.E. et al. | Tema Archiv | 1990
    The integration of an inertial navigation system (INS) and Global Positioning System (GPS) receivers in differential mode is investigated ...
    Schlagwörter: INERTIAL NAVIGATION SYSTEM

    Airborne gravimetry and the Global Positioning System

    Kleusberg, A. / Peyton, D. / Wells, D. | Tema Archiv | 1990
    determination of the platform position and its time derivatives are explored. The accuracy requirements for airborne gravimetry are reviewed, and ...
    Schlagwörter: PLATFORM POSITION

    Application of electronic chart systems in the prevention of ship's groundings

    Lanziner, H.H. / Michelson, D.G. | Tema Archiv | 1990
    shipping is a conservative and very cost-conscious industry; because ships have sailed without electronic charts in the past, it is difficult to ...
    Schlagwörter: COMPUTERISED NAVIGATION

    Flight evaluation of the Integrated Inertial Sensor Assembly (IISA) on a helicopter

    Mack, R.E. / Jankovitz, J.J. | Tema Archiv | 1990
    onboard a Blackhawk helicopter at Wilmington Airport in Delaware. An overview of the flight test evaluation conducted on the Blackhawk is ...

    Uliss G, a fully integrated 'all-in-one' and 'all-in-view' inertia-GPS unit

    Camberlein, L. / Capit, B. | Tema Archiv | 1990
    Uliss inertial system, resulting in a small, light, all-in-one, all-in-view unit functionally optimized through tight coupling of GPS and INS ...
    Schlagwörter: INERTIAL NAVIGATION SYSTEM

    The design, simulation and implementation of an accurate positioning system for automatic flight inspection

    Scherzinger, B.M. / Feit, C.M. | Tema Archiv | 1990
    position at the runway threshold and end, each occurring once per inspection pass. A UD-factorized Kalman filter estimates the navigation errors ...
    Schlagwörter: COMPUTERISED NAVIGATION , NAVIGATION CONCEPT , PRECISION POSITION SUBSYSTEM

    Improved landing aid availability through the use of new criteria

    McFarland, R.H. | Tema Archiv | 1990
    A relatively new approach and concept that is being used to qualify the ILS (instrument landing system) glide slope for operational use is ...