Granted Patent
Utility
US 4,809,334 · App. 07/071,243
Method for detection and correction of errors in speech pitch period estimates
Inventor:
Udaya Bhaskar
Patented Case
View Patent ↗
Granted: Feb 28, 1989
Filed: Jul 9, 1987
Inventor
Udaya Bhaskar
Assignee (at issue)
Communications Satellite 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.