1–20 von 29 Ergebnissen
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    Application of Proximal Alternating Linearized Minimization (PALM) and inertial PALM to dynamic 3D CT

    Freier Zugriff
    Djurabekova, N / Goldberg, A / Hauptmann, A et al. | BASE | 2019
    Schlagwörter: optical flow regularisation

    ASTRO APS3 AND ASTRO CL - NEXT POWERFUL GENERATION OF COMPACT STAR TRACKERS

    Schmidt, U. / Griebel, M. / Humbla, S. et al. | Springer Verlag | 2024
    status at mid mission geo-lifetime for this on-market state-ofthe-art star tracker product. Meanwhile, the development of the next generation of ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    ATTITUDE DETERMINATION VIA EARTH SURFACE FEATURE TRACKING GIVEN PRECISE ORBIT KNOWLEDGE

    Gnam, Chris R. / Chase, Timothy B. / Wilkinson, Daniel P. et al. | Springer Verlag | 2024
    imaging system, it is ideal to find a use for these optical systems for precision attitude determination. While star tracking may seem like the ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    AUTONOMOUS NAVIGATION AND DENSE SHAPE RECONSTRUCTION USING STEREOPHOTOGRAMMETRY AT SMALL CELESTIAL BODIES

    Villa, Jacopo / McMahon, Jay / Hockman, Benjamin et al. | Springer Verlag | 2024
    challenging. While surface landmarks and related optical measurements are key to enhance navigational performance in such an environment, processing ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    CENTROIDING PRECISION OF RESOLVED BLURRED TARGET IMAGES

    Whiteaker, Mikayla / Gatt, Philip / Hutton, Derek | Springer Verlag | 2024

    Regarding the detection and measurement of resolved significantly blurred targets on an optical sensor’s Focal

     ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    CRATER NAVIGATION AND TIMING FOR AUTONOMOUS LUNAR ORBITAL OPERATIONS IN SMALL SATELLITES

    McLaughlin, Z R. / Gold, Rachael E. / Catalan, Sofia G. et al. | Springer Verlag | 2024
    CNT approach requires three algorithms running on-board the spacecraft: detection of craters in an optical image, identification of those ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    DEEP-SPACE OPTICAL COMMUNICATIONS POINTING CONTROL DESIGN

    Liu, John / Boussalis, Dhemetrios / Conway, Dylan et al. | Springer Verlag | 2024

    This paper provides an overview of pointing control design for NASA’s Deep Space Optical Communications (DSOC

     ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    Demonstration of an FSO/RF hybrid communication system on aeronautical and space applications

    Freier Zugriff
    Rödiger, Benjamin / Ginthör, David / Pacheco, Jorge et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2020
    Navigation has a successful track record in developing Free Space Optical (FSO) terminals for flying platforms like stratospheric balloons, aircrafts ...

    Dense and accurate motion and strain estimation in high resolution speckle images using an image-adaptive approach

    Freier Zugriff
    Cofaru, Corneliu / Philips, Wilfried / Van Paepegem, Wim | BASE | 2011
    Digital image processing methods represent a viable and well acknowledged alternative to strain gauges and interferometric techniques for ...
    Verlag: SPIE, the International Society for Optical Engineering , Ghent University Academic Bibliography
    Schlagwörter: Technology and Engineering , OPTICAL-FLOW

    DESIGN OF THE ON-BOARD IMAGE PROCESSING OF THE MILANI MISSION

    Pugliatti, M. / Franzese, V. / Rizza, A. et al. | Springer Verlag | 2024
    both scientific and technological: to study and characterize the asteroid environment, and to demonstrate the use of CubeSat technologies for ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    GUIDANCE NAVIGATION AND CONTROL PERFORMANCE DURING OSIRIS-REX SAMPLE COLLECTION FROM ASTEROID BENNU

    Olds, Ryan / Miller, Curtis / Norman, Chris et al. | Springer Verlag | 2024
    accomplish this, the spacecraft flight software utilized several autonomous Guidance Navigation and Control (GN&C) algorithms including an optical ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    High data-rate optical communication payload for CubeSats

    Freier Zugriff
    Rödiger, Benjamin / Menninger, Christian / Fuchs, Christian et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2020
    version of DLRs optical communication payload OSIRIS for small LEO satellites. DLRs Institute of Communications and Navigation has developed the ...

    Laser Guide Stars for Optical Free-Space Communications

    Freier Zugriff
    Mata Calvo, Ramon / Bonaccini Calia, Domenico / Barrios, Ricardo et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2017
    ground to space optical communications. Atmospheric turbulence causes strong signal fluctuations in the uplink, due to scintillation and beam ...
    Schlagwörter: Free-Space Optical Communications

    Localizing Perturbed Objects in a Room with Reflective Boundaries Using Dispersed Acoustic Measurements

    Gassen, Michael J. / Marts, Ian C. / Roberts, Mitchell J. et al. | Springer Verlag | 2021
    multiple scattering medium. One of the most popular methods for perturbation localization is time-reversal, which is the process of using sensors ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    LOW-THRUST TRAJECTORY OPTIMIZATION FOR THE SOLAR SYSTEM PONY EXPRESS

    Pascarella, Alex / Woollands, Robyn / Pellegrini, Etienne et al. | Springer Verlag | 2024

    We present a method for designing and optimizing Earth-Mars cycler orbits for the Solar System Pony Express (SSPE

     ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    OPTICAL NAVIGATION ATTITUDE ESTIMATION AND CALIBRATION PERFORMANCE IMPROVEMENT USING OUTLIER REJECTION

    Samaan, Malak / Lovelace, Ronney / Pécourt, Riana et al. | Springer Verlag | 2024

    Spacecraft optical navigation (OpNav) systems process a sequence of images with celestial bodies against a star

     ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    OPTICAL ONLY CO-ESTIMATION AND MANEUVER CLASSIFICATION IN THE CISLUNAR REGIME

    Greaves, Jesse A. / Scheeres, Daniel J. | Springer Verlag | 2024
    -based navigation and observation capabilities which lend themselves to autonomy. This paper demonstrates that relative optical measurements ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    Planning of a Multi Sensor System for Human Activities Space – Aspects of Iso-disparrity Surface

    Freier Zugriff
    Chen, Jiandan / Khatibi, Siamak / Wirandi, Jenny et al. | BASE | 2007
    The Intelligent Vision Agent System, IVAS, is a system for automatic target detection, identification and information processing for use in ...
    Verlag: Florence : SPIE--The International Society for Optical Engineering , BTH - Blekinge Institute of Technology: Publications (DIVA)

    Practical Applications for UAS Designed to Assist Climatologists in Studying Toxic Gas Emissions Relative to Climate Change

    Godfrey, Ian / Brenes, José Pablo Sibaja | Springer Verlag | 2023
    such as spectrometers which can be used for Differential Optical Absorbance Spectroscopy (DOAS) or thermal cameras designed to detect thermal ...
    Verlag: Springer International Publishing , Cham
    Schlagwörter: Engineering

    Pre-correction Adaptive Optics performance of a 10 km Laser Link

    Freier Zugriff
    Saathof, Rudolf / den Breeje, Remco / Klop, Wimar et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2019
    For the next generation of very high throughput communication satellites, free-space optical (FSO) communication between ground stations ...
    Schlagwörter: free space optical communications , Optical satellite communication