Granted Patent
Utility
US 5,495,555 · App. 07/905,992
High quality low bit rate celp-based speech codec
Inventor:
Kumar Swaminathan
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Jun 25, 1992
Inventor
Kumar Swaminathan
Assignee (at issue)
Hughes Aircraft Company
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.