1
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 ...


2
Geoffrey B Rhoads, Trent J Brundage, Tony F Rodreguez, Brett T Hannigan, Eric E Ellingson: Digital watermarking apparatus and methods. Digimarc Corporation, Digimarc Corporation, April 4, 2006: US07024016 (124 worldwide citation)

The present invention relates to various digital watermarking methods and systems. In one embodiment, a handheld device displays a digitally watermarked ticket image at an event center. At the event center, a watermark decoder extracts the watermark to determine authorized entry. In another embodime ...


3
Eric E Ellingson: Capturing and encoding unique user attributes in media signals. Digimarc Corporation, Digimarc Corporation, May 9, 2006: US07043048 (42 worldwide citation)

User attribute data, such as a retinal scan, is encoded into a media signal as it is captured in media capture device, such as a camera, video recorder, etc. The user attribute data uniquely associates the creator with the content he or she creates. By steganographically embedding the user attribute ...


4
Eric E Ellingson, Brett T Hannigan, Trent J Brundage, Tony F Rodriguez, Geoffrey B Rhoads: Digital watermarking apparatus and methods. Digimarc Corporation, June 7, 2011: US07957553 (21 worldwide citation)

The present invention relates to various digital watermarking methods, apparatus and systems. One claim recites a method of determining a size or denomination of a momentary object. The method includes: utilizing a configured, multi-purpose electronic processor, decoding a digital watermark embedded ...


5
Eric E Ellingson: Bi-directional image capture methods and apparatuses. Digimarc Corporation, November 8, 2011: US08055014 (2 worldwide citation)

An apparatus has two optical portions, for capturing imagery from two directions. One portion captures imagery from the user (e.g., the user's retina), and the other captures imagery from another subject. In one arrangement, each optical portion has its own image sensor, and the two portions operate ...


6
Eric E Ellingson: Capturing and encoding unique user attributes in media signals. Digimarc Corporation, August 3, 2010: US07769208 (1 worldwide citation)

User attribute data, such as a retinal scan or fingerprint data, is encoded into a media signal as it is captured in media capture device, such as a camera, video recorder, etc. The user attribute data uniquely associates the creator with the content he or she creates. By steganographically embeddin ...


7
Geoffrey B Rhoads, Trent J Brundage, Tony F Rodreguez, Brett T Hannigan, Eric E Ellingson: Digital Watermarking Apparatus and Methods. Digimarc Corporation, May 17, 2007: US20070110275-A1

The present invention relates to various digital watermarking methods and systems. In one embodiment, a plurality of microlenses can provide a steganographic signal for a handheld device. The pattern corresponds to (or conveys) an identifier. In yet another embodiment, monetary objects are watermark ...


8
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, October 2, 2003: US20030185417-A1

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 ...


9
Geoffrey B Rhoads, Trent J Brundage, Tony F Rodreguez, Brett T Hannigan, Eric E Ellingson: Digital Watermarking Apparatus and Methods. Digimarc Corporation, October 23, 2008: US20080260201-A1

The present invention relates to various digital watermarking methods and systems. In one embodiment, monetary objects can be watermarked to signify currency denomination information. The information, once extracted, is used to provide feedback regarding the currency denomination. An audio signal or ...


10
Geoffrey B Rhoads, Trent J Brundage, Tony F Rodriguez, Brett T Hannigan, Eric E Ellingson: Digital watermarking apparatus and methods. Digimarc Corporation, January 17, 2002: US20020006212-A1

The present invention relates to various digital watermarking methods and systems. In one embodiment, a handheld device displays a digitally watermarked ticket image at an event center. At the event center, a watermark decoder extracts the watermark to determine authorized entry. In another embodime ...