Layered security in digital watermarking
JK Barr, BA Bradley, BT Hannigan, AM Alattar… - US Patent …, 2012 - Google Patents
EP 6299.72 12/1994 EP O 736860 10, 1996 EP 838050 4f1998 EP O996 278 4/2000 EP
1041815 10, 2000 EP 1096429 5, 2001 EP 1173.001 1, 2002 EP 1209897 5, 2002 GB …
1041815 10, 2000 EP 1096429 5, 2001 EP 1173.001 1, 2002 EP 1209897 5, 2002 GB …
Layered security in digital watermarking
BA Bradley, BT Hannigan, JK Barr - US Patent 7,519,819, 2009 - Google Patents
6,246,777 B1 6/2001 AgarWal et al. EP 1096429 50001 6,272,634 B1 8/2001 TeW? k et al.
EP 1173001 V2002 6,275,599 B1 8/2001 Adler et al. EP 1209897 5/2002 6,285,775 B1 …
EP 1173001 V2002 6,275,599 B1 8/2001 Adler et al. EP 1209897 5/2002 6,285,775 B1 …
Safeguarding private information through digital watermarking
T Rodriguez - US Patent App. 11/361,672, 2007 - Google Patents
0001. This application is generally related to the present assignee's following US patent
documents: US Pat. Nos. 5,862,260; 6,442,285; 6,614,914; 6,804,378; 6,947,571; …
documents: US Pat. Nos. 5,862,260; 6,442,285; 6,614,914; 6,804,378; 6,947,571; …
Digital watermarking with variable orientation and protocols
KL Levy - US Patent 8,234,495, 2012 - Google Patents
6,233,684 B1 5, 2001 6,240,121 B1* 5/2001 6,249,870 B1 6, 2001 6,272,634 B1 8, 2001
6,285,774 B1 9, 2001 6,332,194 B1 12/2001 6,345,256 B1 2, 2002 6,353,672 B1 3, 2002 …
6,285,774 B1 9, 2001 6,332,194 B1 12/2001 6,345,256 B1 2, 2002 6,353,672 B1 3, 2002 …
Multiple transform utilization and applications for secure digital watermarking
SA Moskowitz - US Patent 7,035,409, 2006 - Google Patents
4,200,770 A 4, 1980 Hellman et al. 4,218,582 A 8, 1980 Hellman et al. 4.405, 829 A 9, 1983
Rivest et al. 4,424.414 A 1, 1984 Hellman et al. 4,827,508 A 5, 1989 Shear 4,977,594 A 12 …
Rivest et al. 4,424.414 A 1, 1984 Hellman et al. 4,827,508 A 5, 1989 Shear 4,977,594 A 12 …
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 …
now Pat. No. 7,840,005, which is a continuation-in-part of application No. 10/349,322, filed …
Digital watermarking systems
N Lofgren, PA Seder, BT MacIntosh - US Patent 7,111,168, 2006 - Google Patents
4,597.495 4,672,605 4.675, 746 4,679,068 4,750,173 4,751,571 4, 807031 4,855,725
4,855,827 4,888,798 4,908,836 4,908,873 4,917,500 4.947, 028 4,965.449 4.969, 041 …
4,855,827 4,888,798 4,908,836 4,908,873 4,917,500 4.947, 028 4,965.449 4.969, 041 …
Watermarking different areas of digital images with different intensities
MD Miller, D Haaga, TF Rodriguez - US Patent 7,697,716, 2010 - Google Patents
US PATENT DOCUMENTS 6,631,198 B1 10/2003 Hannigan et al. 6,633,654 B2 10/2003
Hannigan et al. 5,901,178 A 5, 1999 Lee et al. 6,778,678 B1 8/2004 Podilchuk 5,905,800 A …
Hannigan et al. 5,901,178 A 5, 1999 Lee et al. 6,778,678 B1 8/2004 Podilchuk 5,905,800 A …
Watermarking in an encrypted domain
B Tehranchi, R Petrovic - US Patent 8,781,967, 2014 - Google Patents
4,225,967 4,230,990 4,281.217 4,295,128 4.425, 578 4454, 610 4,464,656 4497, 060
4,512,013 4,547,804 4,564,862 4,593.904 4,639,779 4,669,089 4,677.466 4,686,707 …
4,512,013 4,547,804 4,564,862 4,593.904 4,639,779 4,669,089 4,677.466 4,686,707 …
Content authentication and recovery using digital watermarks
J Tian - US Patent 8,032,758, 2011 - Google Patents
6,353,672 B1 3, 2002 Rhoads 6,404,926 B1 6/2002 Miyahara et al. 6,418,232 B1 7/2002
Nakano et al. 6,448,485 B1 9, 2002 Barile 6,449,380 B1 9/2002 Acharya 6,490,681 B1 …
Nakano et al. 6,448,485 B1 9, 2002 Barile 6,449,380 B1 9/2002 Acharya 6,490,681 B1 …