Granted Patent
Utility
US 5,732,389 · App. 08/482,708
Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures
Inventors:
Peter Kroon, Yair Shoham
Patented Case
View Patent ↗
Granted: Mar 24, 1998
Filed: Jun 7, 1995
Inventors
Peter Kroon
Yair Shoham
Assignee (at issue)
LUCENT TECHNOLOGIES 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.