Fusion splicing method and fusion splicer for...

Optical waveguides – With splice – Fusion splicing

Reexamination Certificate

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C385S097000

Reexamination Certificate

active

10832326

ABSTRACT:
A method of fusion splicing optical fibers with different diameters, comprising: (a) preheating for a predetermined period of time an end of a large-diameter optical fiber; (b) advancing relatively the small-diameter optical fiber toward large diameter fiber; (c) preheating for a predetermined period of time the ends of the both optical fibers; (d) advancing at least one of the optical fibers so that end faces of the optical fibers are brought into contact with each other; and (e) heating a predetermined period of time the faces of the optical fibers.

REFERENCES:
patent: 6780274 (2004-08-01), Bernard et al.
patent: 2003/0152342 (2003-08-01), Wang et al.
patent: 2004/0071414 (2004-04-01), Liang et al.
patent: 5-72439 (1993-03-01), None
patent: 2958060 (1999-07-01), None
patent: 11-287922 (1999-10-01), None
patent: 2003-21745 (2003-01-01), None

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