US 6,983,094 B2 | ||
Optical fiber and optical transmission system using such optical fiber | ||
Kazunori Mukasa, Tokyo (Japan) | ||
Assigned to The Furukawa Electric Co., Ltd., Tokyo (Japan) | ||
Filed on Jun. 04, 2003, as Appl. No. 10/453,893. | ||
Claims priority of application No. 2002-164382 (JP), filed on Jun. 05, 2002. | ||
Prior Publication US 2004/0042749 A1, Mar. 04, 2004 | ||
Int. Cl. G02B 6/02 (2006.01) |
U.S. Cl. 385—127 | 20 Claims |
1. An optical fiber comprising a core and a cladding characterized by:
a positive dispersion of not more than 17 ps/nm/km at a wavelength of 1550 nm,
an effective area (Aeff) of 130 μm2 or more at a wavelength of 1550 nm,
a bending loss of 10 dB/m or less in a diameter of 20 mm at a wavelength of 1550 nm,
a positive dispersion slope of not more than 0.08 ps/nm2/km at a wavelength of 1550 nm, and
a cutoff wavelength λc of a 2 m length of fiber defined by ITU-TG.650 of 1700 nm or shorter.
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