Title :
1 THz-step bandwidth upgrades in broadband Raman amplifier by adding pump laser diodes
Author :
Oguri, A. ; Emori, Y. ; Namiki, S.
Author_Institution :
Fitel Photonics Lab., Furukawa Electr. Co. Ltd., Chiba, Japan
Abstract :
A bandwidth-upgradeable Raman amplifier by adding laser diodes at different wavelengths was developed. We show that the total cumulative pump power can be decreased to one half for the bandwidth extension toward shorter wavelength as compared with the opposite case.
Keywords :
Raman lasers; Raman spectra; optical fibre amplifiers; optical fibre communication; optical pumping; semiconductor lasers; wideband amplifiers; 1 THz; bandwidth-upgradeable; broadband Raman amplifier; pump laser diodes; pump power; Bandwidth; Bridge circuits; Broadband amplifiers; Diode lasers; Frequency; Laser excitation; Optical fibers; Probability distribution; Stimulated emission; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communications Conference, 2003. OFC 2003
Print_ISBN :
1-55752-746-6
DOI :
10.1109/OFC.2003.1248316
