Granted Patent
Utility
US 6,690,894 · App. 09/855,642
Multilevel optical signals optimized for systems having signal-dependent and signal-independent noises, finite transmitter extinction ratio and intersymbol interference
Inventors:
Keangpo Ricky Ho, Joseph M. Kahn
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: May 14, 2001
Inventors
Keangpo Ricky Ho
Joseph M. Kahn
Assignee (at issue)
STRATALIGHT COMMUNICATIONS, INC.
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.