A scheme called a pixel range-gated imaging system, used as underwater viewing and range finding equipment in an autonomous underwater vehicle, is presented. In this system an underwater object is lit by a pulsed blue-green laser beam performing flying spot scanning, and a particular receiver is used to implement the range gating to each light pulse returned from each of the pixels on the objects. The receiver is a light-light-electric converter. Its output signal, after analog-digital conversion is fed to a computer, which performs necessary image processing, and the signal is then displayed on a cathode ray tube or stored on tape.


    Zugriff

    Zugriff über TIB

    Verfügbarkeit in meiner Bibliothek prüfen


    Exportieren, teilen und zitieren



    Titel :

    A pixel range gated imaging system for underwater viewing and range finding


    Weitere Titelangaben:

    Ein Bildsystem mit Bildelementebereich-Steuerung für Unterwassersehen und Entfernungsmessung


    Beteiligte:
    Yin Zhuoyu (Autor:in) / Zhang, S.X. (Autor:in) / Guo, X.M. (Autor:in) / Zhu, Y.J. (Autor:in) / Yi, B.Q. (Autor:in)


    Erscheinungsdatum :

    1990


    Format / Umfang :

    6 Seiten, 3 Quellen


    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Print


    Sprache :

    Englisch




    Experimental evaluation of underwater range-gated viewing in natural waters

    Tulldahl, H. M. / Andersson, P. / Olsson, A. et al. | SPIE | 2006




    A Laser Range Gated Underwater Camera (LUCIE)

    Forand, J. L. / Association for Unmanned Vehicle Systems | British Library Conference Proceedings | 1994


    Range-gated imaging experiments using gated intensifiers

    McDonald, T. E. / Yates, G. J. / Cverna, F. H. et al. | British Library Conference Proceedings | 1999