Assignee
OPVISTA INC
US8 patents
Top patents by PatentIndex Score
US6525857B1Feb 25, 2003
Method and apparatus for interleaved optical single sideband modulation
OPVISTA INC132 citations98
US7206520B2Apr 17, 2007
Method and apparatus for interleaved optical single sideband modulation
OPVISTA INC42 citations94
US7003231B2Feb 21, 2006
Method and apparatus for interleaved optical single sideband modulation
OPVISTA INC47 citations94
US7515833B2Apr 7, 2009
Optical double sideband modulation technique with increased spectral efficiency
OPVISTA INC18 citations92
US7499647B2Mar 3, 2009
Fully protected broadcast and select all optical network
OPVISTA INC29 citations91
US7120359B2Oct 10, 2006
Broadcast and select all optical network
OPVISTA INC34 citations91
US7024112B2Apr 4, 2006
In-band wavelength conversion wavelength buffering and multi-protocol lambda switching
OPVISTA INC28 citations91
US6895184B2May 17, 2005
Interconnected broadcast and select optical networks with shared wavelengths
OPVISTA INC47 citations91