Granted Patent
Utility
US 6,313,707 · App. 09/188,194
Digital phase-locked loop with pulse controlled charge pump
Inventors:
Jonathan H. Fischer, Wenzhe Luo, Zhigang Ma
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Nov 9, 1998
Inventors
Jonathan H. Fischer
Wenzhe Luo
Zhigang Ma
Assignee (at issue)
Agere Systems Guardian 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.