Spot color substitution for digital watermarking

Y Bai, KR Falkenstern, AM Reed - US Patent App. 14/932,645, 2016 - Google Patents
0002 This application is a continuation in part of US patent application Ser. No. 14/616,686,
filed Feb. 7, 2015 (published as US 2015-0156369 A1), which claims the ben efit of US …

Method and system for digital watermarking

SA Moskowitz, MS Cooperman - US Patent 7,770,017, 2010 - Google Patents
US7770017B2 - Method and system for digital watermarking - Google Patents US7770017B2
- Method and system for digital watermarking - Google Patents Method and system for digital …

Synchronization of digital watermarks

EJ Delp, ET Lin - US Patent 8,370,635, 2013 - Google Patents
Related US Application Data Division of application No. 11/040,168, filed on Jan. 20, 2005,
now Pat. No. 7,840,005, which is a continuation-in-part of application No. 10/349,322, filed …

Digital watermarking systems and methods

JF Butler - US Patent 10,217,181, 2019 - Google Patents
US10217181B2 - Digital watermarking systems and methods - Google Patents
US10217181B2 - Digital watermarking systems and methods - Google Patents Digital …

Geographic information systems using digital watermarks

GB Rhoads, NE Lofgren, PR Patterson - US Patent 7,197,160, 2007 - Google Patents
US PATENT DOCUMENTS 6,650,761 B1 11/2003 Rodriguez et al. 6,664.976 B2 12/2003
Lofgren et al. 5.499. 294 A 3, 1996 Friedman 6,813,368 B1* 1 1/2004 Khanna et al …

Halftone watermarking and related applications

HL Brunk - US Patent 6,694,041, 2004 - Google Patents
2008-11-05 Assigned to DIGIMARC CORPORATION (FORMERLY DMRC CORPORATION)
reassignment DIGIMARC CORPORATION (FORMERLY DMRC CORPORATION) …

Out of phase digital watermarking in two chrominance directions

AM Reed - US Patent 9,117,268, 2015 - Google Patents
5,051,835 A 9, 1991 Bruehl et al. processor or electronic processing circuitry, processing the
5,093,147 A 3, 1992 Andrus et al. third data to obtain the watermark signal; and once …

Digital watermarking in data representing color channels

AM Reed, TJ Brundage - US Patent 8,027,509, 2011 - Google Patents
US 2011/0007935 A1 Jan. 13, 2011(Continued) Related US Application Data FOREIGN
PATENT DOCUMENTS (63) Continuation of application No. 1 1/153,901, filed on DE …

Method to detect watermark resistant to resizing and translation

PD Wendt - US Patent 6,795,565, 2004 - Google Patents
6,047,374 A 4/2000 Barton(57) ABSTRACT 6,108,434 A 8/2000 COX et al. 6,282,300 B1
8/2001 Bloom oi al- Amethod of detecting a block-based Watermark is provided. 674047926 …

Conveying auxilliary data through digital watermarking

KL Levy, SW Stewart - US Patent 8,055,013, 2011 - Google Patents
The disclosure relates generally to digital watermarking. One claim recites a method of
conveying auxiliary binary data through digital watermarking. The method includes: using an …