Optical communications systems, devices, and methods

Details Optical communications systems, devices, and methods Optical communications systems, devices, and methods

H - Electricity

04

B

H04B 10/00 (2006.01) H04B 10/155 (2006.01) H04L 27/20 (2006.01) H04J 14/02 (2006.01)

Patent

CA 2458440

A method of transmitting an optical communications signal, comprising receiving a first signal, encoding the signal with a differential or duobinary encoding scheme (52), encoding the signal with an oscillating signal component (52), and sub-carrier modulating the signal onto a sub-carrier of an optical carrier signal (56, 58). The invention also relates to corresponding systems and apparatuses.

L'invention concerne un procédé permettant de transmettre un signal de communication optique, comprenant la réception d'un premier signal, le codage du signal avec un schéma de codage différentiel ou duobinaire, le codage du signal avec une composante de signal oscillant et la modulation de sous-porteuse du signal sur une sous-porteuse de signal de porteuse optique. L'invention concerne en outre des systèmes et des dispositifs correspondants.

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