Granted Patent
Utility
US 6,370,502 · App. 09/321,488
Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
Inventors:
Shuwu Wu, John Mantegna, Keren O. Perlmutter
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: May 27, 1999
Inventors
Shuwu Wu
John Mantegna
Keren O. Perlmutter
Assignee (at issue)
America Online, Inc.
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.