1–15 von 15 Ergebnissen
|

    Improved depth of focus, resolution, and viewing angle integral imaging for 3D TV and display

    Javidi, B. / Ju-Seog Jang, | IEEE | 2003
    In this paper, we present methods to improve resolution, viewing angle, and image depth in II. In integral imaging (II), three-dimensional ...
    Verlag: IEEE

    Optical watermarking of 3D objects for authentication in transmission and storage

    Kishk, S. / Javidi, B. | IEEE | 2003
    another 3D object. The proposed technique generates the digital hologram of both the hidden 3D object and the host 3D object optically using phase ...
    Verlag: IEEE

    Large depth-of-focus time-multiplexed three-dimensional integral imaging using lenslets with non-uniform focal lengths and aperture sizes

    Ju-Seog Jang, / Javidi, B. | IEEE | 2003
    This paper presents a time-multiplexed II method using an array of lenslets with different focal lengths and aperture sizes, which can ...
    Verlag: IEEE

    Secure display system by use of encrypted digital holograms

    Matoba, O. / Shimura, T. / Kuroda, K. et al. | IEEE | 2002
    encrypted by random phase masks and then recorded as a digital hologram. The encrypted digital hologram is decrypted in a joint transform correlator ...
    Verlag: IEEE

    Efficient compression of digital holograms for Internet transmission of three-dimensional images

    Naughton, T.J. / Mc Donald, J.B. / Frauel, Y. et al. | IEEE | 2002
    spatial resolution and dynamic range. We record digital holograms using a technique called phase-shift interferometry. Each hologram encodes ...
    Verlag: IEEE

    Numerical evaluation of reconstructed three-dimensional object in optical secure display system

    Javidi, B. / Matoba, O. | IEEE | 2003
    of encrypted digital holograms. The secure 3D display system consists of a recording system and a reconstruction system. Numerical results ...
    Verlag: IEEE

    Localized holographic correlators

    Karbaschi, A. / Momtahan, O. / Adibi, A. et al. | IEEE | 2003
    erasing and re-recording in each slice without affecting others. Therefore, dynamic modification of the patterns is possible. Moreover, by use of ...
    Verlag: IEEE

    Encrypted optical memory using double random phase encoding

    Javidi, B. / Guanshen Zhang, / Jian Li, | IEEE | 1996
    We describe an encrypted optical memory using double random phase encoding at the input plane and the Fourier plane. This technique allows ...
    Verlag: IEEE

    Fourier plane non-linear filtering algorithm for active sonar signal processing

    Chan, F. / Javidi, B. | IEEE | 1996
    these techniques to active sonar processing and show improved performance of target echo ranging in highly reverberant environments. We propose ...
    Verlag: IEEE

    Three-dimensional integral imaging system using volume holography

    Seung-Ho Shin, / Javidi, B. | IEEE | 2001
    crystal, and a rotating diffuser. ...
    Verlag: IEEE

    Composite filters based on digital holograms for distortion-tolerant three-dimensional object recognition

    Frauel, Y. / Tajahuerce, E. / Castro, M.-A. et al. | IEEE | 2001
    . As an example, we demonstrate tolerance against out-of-plane rotation and longitudinal shift along the z-axis. ...
    Verlag: IEEE

    Volume holographic processor for three-dimensional object recognition

    Seung-Ho Shin, / Javidi, B. | IEEE | 2001
    The technologies for real-time 3D transmission, retrieval, and display are able to provide much of benefits in remote collaborations and ...
    Verlag: IEEE

    Three-dimensional object recognition based on multiple perspectives imaging with microlens arrays

    Matoba, O. / Tajahuerce, E. / Javidi, B. | IEEE | 2001
    2D images that contain different perspectives of the 3D object and the other is an optical processor to perform the 2D correlation. In the ...
    Verlag: IEEE

    Enhanced 3D color integral imaging using multiple display devices

    Javidi, B. / Sung-Wook Min, / Byoungho Lee, | IEEE | 2001
    We propose new methods of enhancing integral 3D imaging using multiple display panels and lens arrays. We show the proposed 3D imaging ...
    Verlag: IEEE