Granted Patent
Utility
US 6,658,055 · App. 09/615,309
Method for accelerating the training of adaptive echo cancelers in the presence of interfering sinusoidal signals
Inventor:
Roger R. Darr
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Jul 13, 2000
Inventor
Roger R. Darr
Assignee (at issue)
Arris International, 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.