Granted Patent
Utility
US 5,887,059 · App. 08/594,018
System and method for performing echo cancellation in a communications network employing a mixed mode LMS adaptive balance filter
Inventors:
Zheng Xie, John G. Bartkowiak
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Jan 30, 1996
Inventors
Zheng Xie
John G. Bartkowiak
Assignee (at issue)
Advanced Micro Devices, 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.