Granted Patent
Utility
US 6,148,052 · App. 08/988,391
Digital phase detector with ring oscillator capture and inverter delay calibration
Inventor:
Wladyslaw Bogdan
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Dec 10, 1997
Inventor
Wladyslaw Bogdan
Assignee (at issue)
Nortel Networks 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.