Optical passive device product identification apparatus and...

Details Optical passive device product identification apparatus and... Optical passive device product identification apparatus and...

2008-03-07

2010-06-08

Nguyen, Tu T (Department: 2886)

Optics: measuring and testing

For optical fiber or waveguide inspection

Reexamination Certificate

active

07733467

ABSTRACT:
An identification apparatus for identifying an optical passive device product. The apparatus includes an optical input output monitor section for monitoring an optical input and an optical output of the optical passive device product respectively; a loss calculation section for calculating a loss in the optical passive device product based on a monitoring result of the optical input output monitor section; and a product identification section in which product information indicating a correspondence between a loss characteristic and a product has been stored in advance, and which identifies the optical passive device product by comparing the stored product information and the loss calculated by the loss calculation section.

REFERENCES:
patent: 2005/0074244 (2005-04-01), Roberts et al.
patent: 04-095422 (1992-03-01), None
patent: 2003-60577 (2003-02-01), None

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