MOTION PICTURE ANTI-PIRACY CODING

WIPO Patent Application WO2004030339

A3

Method and apparatus for uniquely identifying a copy of a motion picture disposed on a media. The method includes the steps of selecting a two or more motion picture scenes. Each of the motion picture scenes is an identifiable portion of the motion picture distinct from every other portion of the motion picture. Once the scenes have been identified, two or more sequences can be defined within each of the motion picture scenes such that each sequence includes two or more frames. For example, the motion picture can have three scenes, each divided into twenty eight sequences, with each of the sequences containing 12 frames. Once the scenes and sequences have been selected, the method at least one of the sequences from each scene is marked to define a uniquely identifiable marking pattern on the media.

WO/2004/023712	SYSTEMS AND METHODS FOR SECURE AUTHENTICATION OF ELECTRONIC TRANSACTIONS
WO/2014/142779	SECURE USER AUTHENTICATION WITH IMPROVED ONE-TIME-PASSCODE VERIFICATION
JP4830225	Recording devices and methods, recording media, and programs

ANTONELLIS DARCY
BARTLEY JEFFREY JASON
ELO MARGIT ELISABETH
GAGNON JEAN PIERRE
HOGUE WILLIAM BENNETT JR
PRICE EDWARD J

PCT/US2003/030486

July 15, 2004

September 25, 2003

Click for automatic bibliography generation  

TECHNICOLOR (US)
WARNER BROS ENTERTAINMENT INC (US)

G06F21/10; H04N5/913; G11B23/28; (IPC1-7): H04N7/167

US6266430B1	2001-07-24
US5646997A	1997-07-08
US5959717A	1999-09-28
US5991500A	1999-11-23
US5739864A	1998-04-14
US5721788A	1998-02-24
US4969041A	1990-11-06
US20020168069A1	2002-11-14

See also references of EP 1588544A4

View/Download PDF      PDF Help

Previous Patent: SERVING CONTENT-RELEVANT ADVERTISEMENTS WITH CLIENT-SIDE DEVICE SUPPORT

Next Patent: AUDIO DATA RECEIPT/EXPOSURE MEASUREMENT WITH CODE MONITORING AND SIGNATURE EXTRACTION