Granted Patent
Utility
US 5,506,531 · App. 08/319,424
Phase locked loop circuit providing increase locking operation speed using an unlock detector
Inventors:
Hyun Sik Jang, Gyu Tae Hwang
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Oct 6, 1994
Inventors
Hyun Sik Jang
Gyu Tae Hwang
Assignee (at issue)
Hyundai Electronics Industries Co. Ltd.
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.