Granted Patent
Utility
US 5,790,658 · App. 08/739,009
High performance echo canceller for high speed modem
Inventors:
Phillip C. Yip, Terry L. Cole
Patented Case
View Patent ↗
Granted: Aug 4, 1998
Filed: Oct 28, 1996
Inventors
Phillip C. Yip
Terry L. Cole
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.