Granted Patent
Utility
US 5,068,660 · App. 07/428,397
Combining fully-differential and single-ended signal processing in a delta-sigma modulator
Inventors:
Eric J. Swanson, Bruce P. Del Signore
Patented Case
View Patent ↗
Granted: Nov 26, 1991
Filed: Oct 27, 1989
Inventors
Eric J. Swanson
Bruce P. Del Signore
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.