Granted Patent
Utility
US 6,704,701 · App. 09/365,444
Bi-directional pitch enhancement in speech coding systems
Inventor:
Yang Gao
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Aug 2, 1999
Inventor
Yang Gao
Assignee (at issue)
Mindspeed Technologies, LLC.
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.