Granted Patent
Utility
US 4,493,082 · App. 06/320,923
Soft decision convolutional code transmission systems
Inventors:
John Cumberton, Alun E. Foster, Alexander S. Rae, Vernon J. Fernandes, Michael R. Carter
Patented Case
View Patent ↗
Granted: Jan 8, 1985
Filed: Nov 13, 1981
Inventors
John Cumberton
Alun E. Foster
Alexander S. Rae
Vernon J. Fernandes
Michael R. Carter
Assignee (at issue)
Plessey Overseas Limited
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.