Granted Patent
Utility
US 6,707,943 · App. 09/777,028
Method of monitoring the quality of distributed digital images by detecting false contours
Inventors:
Jean-Charles Gicquel, Stéphane Pefferkohn, Emmanuel Wyckens, Jean-Louis Blin
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: Feb 5, 2001
Inventors
Jean-Charles Gicquel
Stéphane Pefferkohn
Emmanuel Wyckens
Jean-Louis Blin
Assignees (at issue)
FRANCE TELECOM
Telediffusion de France
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.