Granted Patent
Utility
US 6,618,367 · App. 09/464,574
Transmission frame structure for a satellite digital audio radio system
Inventors:
Habib Riazi, Zulfiquar Sayeed, Dunmin Zheng
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Dec 16, 1999
Inventors
Habib Riazi
Zulfiquar Sayeed
Dunmin Zheng
Assignee (at issue)
Agere Systems 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.