Granted Patent
Utility
US 6,198,781 · App. 09/047,574
Apparatus and method of demodulating coded signal under OFDM transmission
Inventors:
Katsumi Ohno, Kenji Sugiyama
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Mar 25, 1998
Inventors
Katsumi Ohno
Kenji Sugiyama
Assignee (at issue)
Victor Company of Japan, 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.