Granted Patent
Utility
US 5,648,989 · App. 08/360,906
Linear prediction filter coefficient quantizer and filter set
Inventor:
Kenneth D. Ko
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: Dec 21, 1994
Inventor
Kenneth D. Ko
Assignee (at issue)
PARADYNE CORPORATION
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.