Granted Patent
Utility
US 6,510,409 · App. 09/484,731
Intelligent discontinuous transmission and comfort noise generation scheme for pulse code modulation speech coders
Inventor:
Huan-Yu Su
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Jan 18, 2000
Inventor
Huan-Yu Su
Assignee (at issue)
Conexant Systems, 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.