Device for adding and dropping optical signals

Details Device for adding and dropping optical signals Device for adding and dropping optical signals

2005-10-04

2005-10-04

Palmer, Phan T. H. (Department: 2874)

Optical waveguides

With optical coupler

Plural

C385S033000

Reexamination Certificate

active

06952506

ABSTRACT:
Disclosed is the device for adding and dropping optical signals using a bulk dielectric optical thin film and four lens elements. To achieve this purpose, the bulk dielectric optical thin film and the four lenses are combined to add/drop optical signals corresponding to predetermined wavelengths.

REFERENCES:
patent: 4244045 (1981-01-01), Nosu et al.
patent: 5629995 (1997-05-01), Duck et al.
patent: 5652814 (1997-07-01), Pan et al.
patent: 6125221 (2000-09-01), Bergmann et al.
patent: 6751373 (2004-06-01), Jeong
patent: 2001-217777 (2001-08-01), None

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