Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Toshiaki Okuno0
Masaaki Hirano0
Tetsuya Nakanishi0
Date of Patent
January 27, 2009
0Patent Application Number
115165170
Date Filed
September 7, 2006
0Patent Primary Examiner
Patent abstract
There is disclosed an optical fiber wherein an absolute value of the fourth order dispersion β4 of fourth derivative β4 of propagation constant β with respect to angular frequency ω at a mean zero dispersion wavelength λ0 in an overall length is not more than 5×10−56 s4/m and wherein a fluctuation of a zero dispersion wavelength along a longitudinal direction is not more than ±0.6 nm.
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