Granted Patent
Utility
US 6,590,944 · App. 09/261,468
Audio blend method and apparatus for AM and FM in band on channel digital audio broadcasting
Inventor:
Brian W. Kroeger
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Feb 24, 1999
Inventor
Brian W. Kroeger
Assignee (at issue)
iBiquity Digital 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.