Image processing method

Image analysis – Applications

Reexamination Certificate

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Details

C382S284000, C382S305000, C358S003280, C358S296000

Reexamination Certificate

active

07489800

ABSTRACT:
Sub-information is embedded in main image information having undergone thinning-out processing and rotation processing. The resultant composite image information in which the sub-information is embedded is recorded on a recording medium after performing transformation processing of rotation reverse to the rotation processing.

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