Digital watermarking apparatus and methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 12, 2008
Grant Date -
May 17, 2007
app pub date -
Jan 11, 2007
filing date -
Apr 24, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention relates to various devices, including handheld devices. One claim recites a device including an image sensor including lenses, the lenses are arranged to create a pattern in captured image data, the pattern to be created so as to steganographically hide a plural-bit identifier in the captured image data, and electronic circuitry. Of course, other combinations are provided and claimed as well.
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Family
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Cited Art Landscape
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