Granted Patent
Utility
US 5,274,372 · App. 07/965,813
Sampling rate conversion using polyphase filters with interpolation
Inventors:
Ajay Luthra, Ganesh Rajan, Ronald Alspaugh
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: Oct 23, 1992
Inventors
Ajay Luthra
Ganesh Rajan
Ronald Alspaugh
Assignees (at issue)
Tektronix, Inc.
GRASS VALLEY LIMITED
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.