Granted Patent
Utility
US 6,738,420 · App. 09/624,684
Digital filter having an upsampler operational at a fractional clock rate
Inventor:
Wayne H. Bradley
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Jul 24, 2000
Inventor
Wayne H. Bradley
Assignee (at issue)
PRAIRIECOMM, 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.