Granted Patent
Utility
US 6,480,541 · App. 09/177,406
Method and apparatus for providing scalable pre-compressed digital video with reduced quantization based artifacts
Inventors:
Bernd Girod, Staffan Ericsson, Yuriy A. Resnik, Nikolaus Farber
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Oct 23, 1998
Inventors
Bernd Girod
Staffan Ericsson
Yuriy A. Resnik
Nikolaus Farber
Assignee (at issue)
REALNETWORKS LLC
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.