1
Kenneth L Levy, Geoffrey B Rhoads: Connected audio and other media objects. Digimarc Corporation, Joel R Meyer, Digimarc Corporation, January 7, 2003: US06505160 (709 worldwide citation)

Media objects are transformed into active, connected objects via identifiers embedded into them or their containers. In the context of a user's playback experience, a decoding process extracts the identifier from a media object and possibly additional context information and forwards it to a se ...


2
Hugh L Brunk, Kenneth L Levy: Method, apparatus and programs for generating and utilizing content signatures. Digimarc Corporation, October 30, 2007: US07289643 (273 worldwide citation)

The present invention relates to deriving and utilizing content signatures. A content signature is a representation of a content item, which is derived from the content item itself. According to the invention, a method of generating a content signature for a signal is provided. The method includes t ...


3
Kevin C Jones, Cynthia K Aggson, Tony F Rodriguez, Brian Mosher, Kenneth L Levy, R Stephen Hiatt, Geoffrey B Rhoads: Digital asset management and linking media signals with related data using watermarks. Digimarc Corporation, Digimarc Corporation, August 22, 2006: US07095871 (271 worldwide citation)

A method of performing digital asset management of media content. In this method, a watermark reader device reads a watermark embedded into media content. The watermark conveys watermark information, such as a content identifier and creator identifier. The reader forwards the watermark information t ...


4
Brett T Hannigan, Kenneth L Levy: Watermarking in the time-frequency domain. Digimarc Corporation, Joel R Meyer, Digimarc Corporation, January 6, 2004: US06674876 (177 worldwide citation)

Methods and systems for time-frequency domain watermarking of media signals, such as audio and video signals. An encoding method divides the media signal into segments, transforms each segment into a time-frequency representation, and computes a time-frequency domain watermark signal based on the ti ...


5
Kenneth L Levy, Geoffrey B Rhoads: Connected audio and other media objects. Digimarc Corporation, March 25, 2008: US07349552 (174 worldwide citation)

Media objects are transformed into active, connected objects via identifiers embedded into them or their containers. In the context of a user's playback experience, a decoding process extracts the identifier from a media object and possibly additional context information and forwards it to a server. ...


6
Geoffrey B Rhoads, Kenneth L Levy, Tyler J McKinley: Watermark encoded video, and related methods. Digimarc Corporation, Digimarc Corporation, May 23, 2006: US07050603 (165 worldwide citation)

Watermarks in video signals or the accompanying audio track are used to associate video objects in a video sequence with object specific actions or information. A video object refers to a spatial and temporal portion of a video signal that depicts a recognizable object, such as a character, prop, gr ...


7
Adnan M Alattar, Kenneth L Levy, Reed R Stager, Geoffrey B Rhoads, Eric E Ellingson: Digital watermarking and fingerprinting including synchronization, layering, version control, and compressed embedding. Digimarc Corporation, Digimarc Corporation, March 28, 2006: US07020304 (161 worldwide citation)

This disclosure describes several video watermarking and fingerprinting enhancements. These enhancements include synchronizing watermark detectors with one-dimensional calibration signals, layering digital watermarks, watermarks for version control, compressed domain watermarking, watermarking of vi ...


8
Kenneth L Levy, Brett T Hannigan, Brett Alan Bradley, Geoffrey B Rhoads: Integrating digital watermarks in multimedia content. Digimarc Corporation, May 29, 2007: US07224819 (147 worldwide citation)

A method for tracking media signals in multimedia content is provided by uniquely identifying the multimedia content with a digital watermark identifier. A video channel is preferably embedded with a first watermark identifier. The first identifier uniquely identifies the multimedia content or the c ...


9
Geoffrey B Rhoads, Kenneth L Levy: Content indexing and searching using content identifiers and associated metadata. Digimarc Corporation, May 13, 2008: US07372976 (132 worldwide citation)

A method of indexing content for network searching comprises identifying media content signals stored at sites distributed over a distributed computer network; extracting content identifiers from the content signals; using the content identifiers to obtain metadata used to classify the media content ...


10
Geoffrey B Rhoads, Bruce L Davis, William C Hein III, Joshua A Rosenthol, Brian T MacIntosh, Kenneth L Levy: System for linking from object to remote resource. Digimarc Corporation, April 17, 2007: US07206820 (129 worldwide citation)

A machine readable code (e.g., digital watermark or bar code) conveyed with objects is used in establishing links to associated electronic resources, such as web pages. The object can be physical (e.g., a magazine page) or electronic (e.g., music data). The associated electronic resource can be a we ...