Inventor
BERTHELON LUC
FR3 patents
Patents
3 patentsUS5612805AMar 18, 1997
Add-drop optical spectrum-division multiplexer
CIT ALCATEL124 citations95
US6813413B2Nov 2, 2004
Method and a system for protecting data transmitted on an optical ring formed of a single optical fiber
CIT ALCATEL8 citations71
US6262821B1Jul 17, 2001
Optical spectral multiplexer for inserting and extracting
CIT ALCATEL12 citations68