Granted Patent
Utility
US 5,721,782 · App. 08/621,788
Partitioned echo canceler utilizing decimation echo location
Inventors:
James B. Piket, Daryl Bergstrom, William Chunhung Yip
Patented Case
View Patent ↗
Granted: Feb 24, 1998
Filed: Mar 25, 1996
Inventors
James B. Piket
Daryl Bergstrom
William Chunhung Yip
Assignee (at issue)
Motorola, 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.