Method and apparatus for light amplification exhibiting a flat g

Details Method and apparatus for light amplification exhibiting a flat g Method and apparatus for light amplification exhibiting a flat g

1991-04-02

1993-08-24

Hellner, Mark

Optical: systems and elements

Optical amplifier

Particular active medium

H01S 319

Patent

active

052394107

ABSTRACT:
A semiconductor light amplifier comprises a substrate, a semiconductor activation layer formed on the substrate for propagating light, and amplifying light propagated through the activation layer which has a wavelength within a predetermined range when a current is applied thereto, an electrode for applying a current to at least a portion of the activation layer, and means for imparting a loss to the light propagated through the activation layer which has a wavelength in a portion of the predetermined wavelength range.

REFERENCES:
patent: 4680769 (1987-07-01), Miller
patent: 4747650 (1988-05-01), Sakuda
patent: 4904045 (1990-02-01), Alferness et al.
patent: 4942366 (1990-07-01), Toda
patent: 5019787 (1991-05-01), Carlson et al.

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