EP 1570672 A1 20050907 - SYNCHRONISATION OF SECURE AUDIOVISUAL STREAMS
Title (en)
SYNCHRONISATION OF SECURE AUDIOVISUAL STREAMS
Title (de)
SYNCHRONISATION EINES VERSCHLÜSSELTEN AUDIOVISUELLEN DATENSTROMS
Title (fr)
SYNCHRONISATION DE FLUX AUDIOVISUELS SECURISÉS
Publication
Application
Priority
- FR 0350158 W 20031209
- FR 0215540 A 20021209
Abstract (en)
[origin: FR2848372A1] The video sequence distribution following a nominal format has a step whilst reading a digital stream of generating an identifier in position as a function of the stream read. The identifier is transmitted to the server activating a response providing complementary information as a function of the identifier position.
IPC 1-7
IPC 8 full level
H04N 7/167 (2011.01); H04N 7/173 (2011.01)
CPC (source: EP US)
H04N 7/1675 (2013.01 - EP US); H04N 7/17336 (2013.01 - EP US); H04N 21/23476 (2013.01 - EP US); H04N 21/43072 (2020.08 - EP US); H04N 21/44055 (2013.01 - EP US); H04N 21/4622 (2013.01 - EP US); H04N 21/631 (2013.01 - EP US); H04N 21/6587 (2013.01 - EP US)
Citation (search report)
See references of WO 2004056114A1
Citation (examination)
- EP 0993142 A1 20000412 - LUCENT TECHNOLOGIES INC [US]
- US 2002025777 A1 20020228 - KAWAMATA YUKIHIRO [JP], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
FR 2848372 A1 20040611; FR 2848372 B1 20050401; AU 2003299417 A1 20040709; EP 1570672 A1 20050907; US 2006088162 A1 20060427; US 7864759 B2 20110104; WO 2004056114 A1 20040701
DOCDB simple family (application)
FR 0215540 A 20021209; AU 2003299417 A 20031209; EP 03799714 A 20031209; FR 0350158 W 20031209; US 53732305 A 20050820