Samenvatting
It is shown how an optical signal can be expanded in Gaussian beams. The expansion is essentially the one suggested by Gabor in 1946, when he proposed to expand a signal into a discrete set of properly shifted and modulated Gaussian elementary signals; determining the expansion coefficients, however, seemed difficult, since the set of Gaussian elementary signals is not orthogonal. A set of functions is described, wnich is bi-orthonormal to the set of Gaussian elementary signals; this bi-orthonormality property allows an easy determination of the expansion coefficients.
| Originele taal-2 | Engels |
|---|---|
| Titel | Erzeugung und Analyse von Bildern und Strukturen, Informatik-Fachberichte, Band 29, 81. Jahrestagung der Deutsche Gesellschaft für angewandte Optik, Essen, Germany |
| Redacteuren | S.J. Pöppl, H. Platzer |
| Plaats van productie | Berlin |
| Uitgeverij | Springer |
| Hoofdstuk | 4 |
| Pagina's | 23-32 |
| ISBN van elektronische versie | 978-3-642-67687-1 |
| ISBN van geprinte versie | 978-3-540-10130-7 |
| DOI's | |
| Status | Gepubliceerd - 1980 |
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