Granted Patent
Utility
US 6,668,062 · App. 09/567,860
FFT-based technique for adaptive directionality of dual microphones
Inventors:
Fa-Long Luo, Brent Edwards, Jun Yang, Nick Michael
Patented Case
View Patent ↗
Granted: Dec 23, 2003
Filed: May 9, 2000
Inventors
Fa-Long Luo
Brent Edwards
Jun Yang
Nick Michael
Assignee (at issue)
GN RESOUND A/S
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.