Color barcode producing method and apparatus, color barcode reading method and apparatus and color barcode reproducing method and apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 18, 2011
Grant Date -
Aug 6, 2009
app pub date -
Apr 6, 2009
filing date -
Aug 9, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A color barcode can record much more amount of information than black white barcode. However, the problem of the color barcode is that it is easy to lose integrity or authenticity in printing and copy generation. This invention provides an apparatus and a method to keep the integrity or authenticity of the color barcode. Such is accomplished by the color reference portion of the color barcode including reference color tiles filled with colors which are used in a data portion of the color barcode and an apparatus and a method for producing, reproducing and reading such color barcode.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully