Fibre optique a compensation de dispersion chromatique G02B6/ Optical fibres characterised both by the number of different refractive index layers . FRB1 * Alcatel Sa Fibre optique a compensation de dispersion chromatique. JPB2 * 02 富士. EPA1 Alcatel Alsthom Compagnie Generale D’ electricite Fibre optique pour la compensation de la dispersion chromatique.
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EPB1 – Fibre optique à compensation de dispersion chromatique – Google Patents
GB Ref legal event code: Lapsed in a contracting state announced via postgrant inform. Optical fiber, optical transmission line, optical module and optical transmission dispersoin. MC Free format text: A1 Designated state s: Optical fiber for compensating the chromatic dispersion of an optical fiber having positive chromatic dispersion.
Date of ref document: SE Free format text: MC Free format text: IS Free format text: CH Free format text: Dispersion compensation over all the telecommunication bands with double-cladding photonic-crystal fiber. B1 Designated state s: AT Free format text: FI Free format text: Apparatus for measurement of chromatic dispersion in a single mode optical fiber.
Single-mode optical fiber having multiple cladding regions for dispersion compensation. Kind code of ref document: Optical fiber having a low-dispersion slope in the erbium amplifier wavelength region. FR Ref legal event code: CH Free format text: Kind code of ref document: EP EPA2 fr GB Free format text: CH Ref legal event code: Fibre optique a dispersion negative et ligne dispersipn transmission optique dotee de ladite fibre.
IE Free format text: Dispersion compensating fiber and optical transmission system including the same. IE Free format text: Ajout d’un anneau externe au profil d’indice d’une fibre optique monomode a dispersion decalee.
Fibre optique pour un systeme de transmission a multiplexage en longueurs d’onde.
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