Granted Patent
Utility
US 5,812,935 · App. 08/397,804
Cellular system employing base station transmit diversity according to transmission quality level
Inventor:
Stanley Kay
Patented Case
View Patent ↗
Granted: Sep 22, 1998
Filed: Mar 3, 1995
Inventor
Stanley Kay
Assignee (at issue)
HUGHES ELECTRONICS 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.