Granted Patent
Utility
US 6,678,656 · App. 10/061,048
Noise reduced speech recognition parameters
Inventors:
Dusan Macho, Yan Cheng
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Jan 30, 2002
Inventors
Dusan Macho
Yan Cheng
Assignee (at issue)
Motorola, Inc.
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.