Granted Patent
Utility
US 6,470,055 · App. 09/370,360
Spectrally efficient FQPSK, FGMSK, and FQAM for enhanced performance CDMA, TDMA, GSM, OFDN, and other systems
Inventor:
Kamilo Feher
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Aug 9, 1999
Inventor
Kamilo Feher
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.