Digital watermarking apparatus and computer-readable medium

Details Digital watermarking apparatus and computer-readable medium Digital watermarking apparatus and computer-readable medium

2005-02-24

2009-10-20

Azarian, Seyed (Department: 2624)

Image analysis

Applications

C382S165000, C713S176000

Reexamination Certificate

active

07606389

ABSTRACT:
A digital watermarking apparatus for embedding a data in an index color image data, wherein the data is configured by an arrangement of a first data and a second data, and the apparatus has: an allocating unit for allocating the data to values of positions of a color lookup table included in the index color image data; and an adjusting unit for adjusting a value of the color lookup table to which the first data is allocated, to an odd number, and adjusting a value of the color lookup table to which the second data is allocated, to an even number.

REFERENCES:
patent: 5774133 (1998-06-01), Neave et al.
patent: 5875249 (1999-02-01), Mintzer et al.
patent: 6901862 (2005-06-01), Yamaguchi et al.
patent: 7113612 (2006-09-01), Sugahara et al.
patent: 7197162 (2007-03-01), Murakami
patent: 7239325 (2007-07-01), Sasaki et al.
patent: 7308110 (2007-12-01), Rhoads
patent: 7386729 (2008-06-01), Lee et al.
patent: 11-164129 (1999-06-01), None
patent: 2004-88565 (2004-03-01), None
Japanese Office Action dated Nov. 27, 2007 with English Translation.

Affiliated with

Also associated with

Rating

Digital watermarking apparatus and computer-readable medium does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Digital watermarking apparatus and computer-readable medium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Digital watermarking apparatus and computer-readable medium will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4126699