Granted Patent
Utility
US 6,785,351 · App. 09/640,316
Method and system for Doppler frequency estimation
Inventor:
Robert Qiu
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Aug 16, 2000
Inventor
Robert Qiu
Assignee (at issue)
LUCENT TECHNOLOGIES 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.