Title :
A 980-nm band laser diode pump source with a detuned wavelength of 1000 nm for praseodymium-doped fiber amplifiers
Author :
Isshiki, Kunihiko ; Sasamori, Hideto ; Watanabe, Hiromitsu ; Kasahara, Kumio ; Ito, Katsuyoshi
Author_Institution :
Mitsubishi Electr. Corp., Kanagawa, Japan
fDate :
3/1/1998 12:00:00 AM
Abstract :
By using practical high-power 980-nm band laser diodes, efficient direct pumping for a praseodymium-doped fiber amplifier (PDFA) is achieved. The lasing wavelength is detuned from 980 to 1000 nm by selective optical feedback from a fiber grating
Keywords :
diffraction gratings; infrared sources; laser feedback; laser transitions; optical communication equipment; optical pumping; semiconductor lasers; 1000 nm; 980 nm; 980-nm band laser diode pump source; detuned wavelength; direct pumping; fiber grating; high-power 980-nm band laser diodes; lasing wavelength detuning; praseodymium-doped fiber amplifiers; selective optical feedback; Diode lasers; Fiber gratings; Laser excitation; Light sources; Optical feedback; Optical fiber amplifiers; Optical fibers; Power amplifiers; Power generation; Semiconductor optical amplifiers;
Journal_Title :
Lightwave Technology, Journal of
