Image processing

It is required to protect the copyrights and the like of partial images which form respective parts of an image obtained by reading an image, exchanged using a print as a medium, by an image scanner or the like. Input image data is divided into a plurality of image regions having different features,...

Full description

Saved in:
Bibliographic Details
Main Authors EGUCHI, TAKAMI, ISHIDA, YOSHIHIRO, HAYASHI, JUNICHI, TAMARU, JUN, KATO, SHINICHI, OHTA, KEN-ICHI, KANEDA, KITAHIRO, IWAMURA, KEIICHI
Format Patent
LanguageEnglish
French
German
Published 01.10.2003
Edition7
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
PHYSICS
PICTORIAL COMMUNICATION, e.g. TELEVISION
Online AccessGet full text

Cover

More Information
Summary:It is required to protect the copyrights and the like of partial images which form respective parts of an image obtained by reading an image, exchanged using a print as a medium, by an image scanner or the like. Input image data is divided into a plurality of image regions having different features, digital watermarks, which are embedded in the detected image regions by embedding methods corresponding to the features of the image regions, are extracted, and the availability of the input image is checked on the basis of the extracted digital watermarks.
Bibliography:Application Number: EP20030251945