Granted Patent
Utility
US 6,223,154 · App. 09/127,348
Using vocoded parameters in a staggered average to provide speakerphone operation based on enhanced speech activity thresholds
Inventors:
Richard B. Nicholls, Chin Wong, Martin T. Karanja, Patrick J. Doran
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Jul 31, 1998
Inventors
Richard B. Nicholls
Chin Wong
Martin T. Karanja
Patrick J. Doran
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.