Instance specific digital watermarks
First Claim
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1. A system for dynamically applying digital watermarks to content comprising:
- means for sending a request for use of content by a user device;
means for forwarding the requested content to a security module of the user device;
means for dynamically determining a digital watermark based at least on instance information about a rendering engine coupled to the security module of the user device;
means for rendering the requested content to a display window using the rendering engine coupled to the security module of the user device; and
means for applying said dynamically determined digital watermark to said display window.
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Abstract
A method and apparatus for dynamically applying digital watermarks. Requested content is sent to a security module of a user device. A digital watermark is dynamically determined based at least on instance information about a rendering engine of the user device. The digital watermark is then rendered with the content using the rendering engine of the user device.
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Citations
28 Claims
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1. A system for dynamically applying digital watermarks to content comprising:
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means for sending a request for use of content by a user device; means for forwarding the requested content to a security module of the user device; means for dynamically determining a digital watermark based at least on instance information about a rendering engine coupled to the security module of the user device; means for rendering the requested content to a display window using the rendering engine coupled to the security module of the user device; and means for applying said dynamically determined digital watermark to said display window. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 21, 22, 23, 24)
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11. A method of dynamically applying digital watermarks to content, said method comprising:
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sending a request for use of content by a user device; forwarding the requested content to a security module of the user device; dynamically determining a digital watermark based at least on instance information about a rendering engine coupled to the security module of the user device; rendering the requested content to a display window using the rendering engine coupled to the security module of the user device; and applying said dynamically determined digital watermark to said display window. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 25, 26, 27, 28)
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Specification