EP 1317809 A4 20050518 - METHOD AND SYSTEM FOR STEGANOGRAPHICALLY EMBEDDING INFORMATION BITS IN SOURCE SIGNALS
Title (en)
METHOD AND SYSTEM FOR STEGANOGRAPHICALLY EMBEDDING INFORMATION BITS IN SOURCE SIGNALS
Title (de)
VERFAHREN UND VORRICHTUNG ZUR STEGANOGRAPHISCHEN EINBETTUNG EINER INFORMATION IN QUELLENSIGNALEN
Title (fr)
PROCEDE ET SYSTEME D'INTEGRATION STEGANOGRAPHIQUE DE BITS D'INFORMATION DANS DES SIGNAUX SOURCES
Publication
Application
Priority
- US 0124468 W 20010802
- US 63450600 A 20000809
Abstract (en)
[origin: WO0213436A1] A method and system for embedding (E) information bits in a source signal (A) like images, audio or video. The embedding being performed optimally for a given worst-case scenario of unintentional or intentional attack of the host signal (to remove the embedded bits), and a given distortion of the host signal due to information embedding.
IPC 1-7
IPC 8 full level
H04N 1/387 (2006.01); G06T 1/00 (2006.01); G09C 5/00 (2006.01); H04L 9/06 (2006.01); H04N 1/32 (2006.01); H04N 7/26 (2006.01)
CPC (source: EP)
G06T 1/005 (2013.01); H04N 1/32144 (2013.01); H04N 1/32154 (2013.01); H04N 1/3232 (2013.01); H04N 19/467 (2014.11); H04N 21/23892 (2013.01); H04N 21/8358 (2013.01); G06T 2201/0065 (2013.01); G06T 2201/0083 (2013.01)
Citation (search report)
- [X] US 5940429 A 19990817 - LAM S KATHERINE [US], et al
- [A] US 5768426 A 19980616 - RHOADS GEOFFREY B [US]
- [X] EP 0966133 A2 19991222 - SONY INT EUROPE GMBH [DE]
- [XA] EP 0865181 A2 19980916 - SONY CORP [JP]
- [XA] US 5938787 A 19990817 - STARK WAYNE E [US]
- See references of WO 0213436A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 0213436 A1 20020214; AU 7816301 A 20020218; EP 1317809 A1 20030611; EP 1317809 A4 20050518; JP 2004506379 A 20040226
DOCDB simple family (application)
US 0124468 W 20010802; AU 7816301 A 20010802; EP 01956130 A 20010802; JP 2002518669 A 20010802