Granted Patent
Utility
US 5,809,459 · App. 08/651,172
Method and apparatus for speech excitation waveform coding using multiple error waveforms
Inventors:
Chad Scott Bergstrom, Carl Steven Gifford, Richard James Pattison, Glen Patrick Abousleman
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: May 21, 1996
Inventors
Chad Scott Bergstrom
Carl Steven Gifford
Richard James Pattison
Glen Patrick Abousleman
Assignee (at issue)
Motorola, 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.