Method and apparatus for imprinting ID information into a digital content and for reading out the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jun 28, 2005
Grant Date -
Aug 9, 2001
app pub date -
May 4, 1999
filing date -
Nov 8, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
After a digital content is loaded into an information terminal such as a PC, ID information unique to a viewer or a user of the PC is imprinted into the content. The ID information is imprinted into a predetermined location of the content or alternatively, it may be imprinted over the entire content in the form of a spatial frequency. The content with an ID added thereto is then enabled to be used in the terminal.
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