Granted Patent
Utility
US 6,522,746 · App. 09/706,120
Synchronization of voice boundaries and their use by echo cancellers in a voice processing system
Inventors:
Daniel J. Marchok, Richard C. Younce, Charles W. K. Gritton, Ravi Chandran
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Nov 3, 2000
Inventors
Daniel J. Marchok
Richard C. Younce
Charles W. K. Gritton
Ravi Chandran
Assignee (at issue)
Tellabs Operations, 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.