Granted Patent
Utility
US 6,714,601 · App. 10/339,554
Method in digital quadrature modulator and demodulator, and digital quadrature modulator and demodulator
Inventor:
Jarmo Makinen
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Jan 10, 2003
Inventor
Jarmo Makinen
Assignee (at issue)
Nokia Telecommunications Oy
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.