Receiving apparatus, transmitting apparatus, and communication system which utilize a watermark insertion technique
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United States of America Patent
Stats
-
Aug 31, 2004
Grant Date -
Nov 7, 2002
app pub date -
Apr 27, 1999
filing date -
Apr 27, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a communication system, a transmitting device transmits an image datum to which a specified datum is inserted as an electronic watermark by watermark insertion technique. The image datum represents an image. The specified datum represents a specified process for a receiving apparatus for receiving the image datum. In the receiving apparatus, a processing arrangement is responsive to the image datum and processes the specified datum to execute the specified process. A producing arrangement is responsive to the image data and produce the image.
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