Method and system for managing and controlling electronic media
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 25, 2007
Grant Date -
Aug 24, 2006
app pub date -
Apr 25, 2006
filing date -
Nov 18, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides methods and systems for identifying content to help ensure legal uses of the content. In one implementation a method is provided to include obtaining content, wherein the content comprises a steganographic signal hidden therein through subtle changes to data representing the content; accessing a registry including a plurality of steganographic decoding keys to obtain a key associated with the content, wherein at least some of the keys are encrypted; obtaining the key associated with the content; and decoding the steganographic signal hidden in the content utilizes at least the key associated with the content.
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