Granted Patent
Utility
US 5,657,401 · App. 08/393,751
Method and apparatus for measuring noise using a plurality of noise estimates
Inventors:
Gerard De Haan, Tatiana G. Kwaaitaal-Spaasova, Olukayode Ojo
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Feb 24, 1995
Inventors
Gerard De Haan
Tatiana G. Kwaaitaal-Spaasova
Olukayode Ojo
Assignee (at issue)
U.S. Philips 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.