Optical waveguides – With disengagable mechanical connector – Optical fiber/optical fiber cable termination structure
Reexamination Certificate
2007-03-27
2007-03-27
Lee, Jinhee (Department: 2831)
Optical waveguides
With disengagable mechanical connector
Optical fiber/optical fiber cable termination structure
C385S077000, C385S080000, C385S085000, C385S088000
Reexamination Certificate
active
11132098
ABSTRACT:
An optical connector ferrule has an optical fiber containing hole reaching from the rear end surface near the end surface and a fine pore extending from the optical fiber accommodating hole to the end surface to be connected. A bare fiber of a polarization-maintaining optical fiber is inserted into the fine pore. Since the length of the fine pore is short, the influence of the uniformness of the adhesive in the fine pore is smaller, and therefore the stress distribution is maintained, resulting in stabilizing the polarization characteristics. A flange unit is attached to the ferrule after an optical fiber is inserted to the ferrule and fixed. Therefore the optical fiber is easily adjusted with respect to the housing in the circumferential direction around the axis, and optical fibers are connected by but joining with high accuracy.
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Asano Mariko
Hosoya Hideyuki
Narita Koki
Nomura Yoshikazu
Ouchi Yoshihiro
Darby & Darby
Fujikura Ltd.
Lee Jinhee
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