Granted Patent
Utility
US 5,477,481 · App. 08/221,985
Switched-capacitor integrator with chopper stabilization performed at the sampling rate
Inventor:
Donald A. Kerth
Patented Case
View Patent ↗
Granted: Dec 19, 1995
Filed: Apr 1, 1994
Inventor
Donald A. Kerth
Assignee (at issue)
Crystal Semiconductor Corp.
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.