Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
December 4, 2007
Patent Application Number
10655710
Date Filed
September 4, 2003
Patent Primary Examiner
Patent abstract
Detection of watermarks in digital content by a system having a recording device and a playback device may be accomplished in such as a way as to improve the interoperability of the recording and playback devices. In one embodiment, a recording device having a first watermark detection component of a first sensitivity for detecting the watermark in digital content, interoperates with a playback device having a second watermark detection component of a second sensitivity for detecting the watermark in a digital content recording made by the recording device; such that the first sensitivity is more sensitive than the second sensitivity.
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