Granted Patent
Utility
US 4,604,645 · App. 06/537,814
Coarse/fine automatic chrominance gain control using a gain adjustable IF amplifier in a digital television receiver
Inventor:
Henry G. Lewis, Jr.
Patented Case
View Patent ↗
Granted: Aug 5, 1986
Filed: Sep 30, 1983
Inventor
Henry G. Lewis, Jr.
Assignee (at issue)
RCA Corporation
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.