Optical waveguides – With optical coupler – Particular coupling structure
Patent
1990-09-19
1992-03-31
Healy, Brian
Optical waveguides
With optical coupler
Particular coupling structure
385 30, 385 38, 385128, 385 14, 372 6, 372 7, 372 49, 372 50, 372 99, 359173, 359174, G02B 626, H01S 330, G02F 100
Patent
active
051014610
ABSTRACT:
An optical amplifier apparatus which amplifies a signal light in an optical fiber includes an optical fiber having a core containing a rare-earth dopant element and an excitation light source including a semiconductor laser for generating excited light and an optical amplifier utilizing a semiconductor laser for amplifying the excited light and supplying the amplified excited light to the optical fiber.
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Healy Brian
Mitsubishi Denki & Kabushiki Kaisha
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