The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 12, 2013

Filed:

Oct. 04, 2010
Applicants:

Tz-shiuan Peng, Taipei, TW;

Ren-young Liu, Hsinchu, TW;

Lon Wang, Taipei, TW;

Inventors:

Tz-Shiuan Peng, Taipei, TW;

Ren-Young Liu, Hsinchu, TW;

Lon Wang, Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B 37/10 (2006.01); C03C 3/095 (2006.01); H04B 10/17 (2011.01);
U.S. Cl.
CPC ...
Abstract

An optical fiber apparatus is suitable to operate under irradiation, more particularly to mitigating the damage of a rare-earth-doped optical fiber element as part of an optical fiber assembly causes by irradiation. The irradiation mitigation attributes to a photo-annealing apparatus including at least a shorter wavelength photo-annealing spectral content, which is relative to that of a pump light source, for effectively photo-annealing the rare-earth-doped fiber element. Photo-annealing by such shorter wavelength light results in a fast and nearly complete recovery of radiation induced attenuation of the rare-earth-doped optical fiber element in the wavelength range from 900 nm to 1700 nm.


Find Patent Forward Citations

Peng, Tz-Shiuan. (2013). Shorter wavelength photo-annealing apparatus for rare-earth-doped fiber and its optical assemblies under irradiation (U.S. Patent No. 8578739). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8578739

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