Granted Patent
Utility
US 6,760,348 · App. 09/471,310
System and method for tone detection in a discrete multi-tone system
Inventors:
Laurent Hendrichs, Hubert de Lassus
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Dec 23, 1999
Inventors
Laurent Hendrichs
Hubert de Lassus
Assignee (at issue)
GlobespanVirata, 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.