Invention Application
- Patent Title: Multi-stage watermarking process and system
- Patent Title (中): 多级水印过程和系统
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Application No.: US11142256Application Date: 2005-06-02
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Publication No.: US20050280876A1Publication Date: 2005-12-22
- Inventor: Xin Wang , Steve Okamoto , Russell Lear , Nancy Ishigo
- Applicant: Xin Wang , Steve Okamoto , Russell Lear , Nancy Ishigo
- Main IPC: G06K9/00
- IPC: G06K9/00 ; G06T1/00 ; H04L9/00 ; H04N1/32 ; B41M3/10

Abstract:
A multi-stage watermarking system and process that creates a watermark specification which describes how to generate a watermark, generates a template specification which describes how to merge the watermark into a target document, generates the watermark based on the watermark specification, and merges the watermark into the target document based on the template specification to provide a watermarked document.
Public/Granted literature
- US07184571B2 Multi-stage watermarking process and system Public/Granted day:2007-02-27
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