Granted Patent
Utility
US 5,963,901 · App. 08/763,975
Method and device for voice activity detection and a communication device
Inventors:
Antti Vahatalo, Juha Hakkinen, Erkki Paajanen
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Dec 10, 1996
Inventors
Antti Vahatalo
Juha Hakkinen
Erkki Paajanen
Assignee (at issue)
Nokia Mobile Phones 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.