The author has successfully demonstrated a novel all-fiber wavelength-division multiplexing (WDM) isolation filter with more than 20 equally spaced loss peaks within a 60-nm band and a WDM light source with an output of 21 equally spaced wavelengths within 30% amplitude variation.
© 1998 Optical Society ofAmerica
X. J. Gu, "Wavelength-division multiplexing isolation fiber filter and light source using cascaded long-period fiber gratings," Opt. Lett. 23, 509-510 (1998)