Novel multiplexers–demultiplexers for dense wavelength-division multiplexing systems that use interleaved sampled gratings are presented. It is shown that, with the appropriate design, configurations ranging from hybrid to add–drop as well as all-grating-based multiplexers can easily be realized.
© 1999 Optical Society of America
(050.2770) Diffraction and gratings : Gratings
(060.2310) Fiber optics and optical communications : Fiber optics
(060.2330) Fiber optics and optical communications : Fiber optics communications
(060.2340) Fiber optics and optical communications : Fiber optics components
(060.4230) Fiber optics and optical communications : Multiplexing
W. H. Loh, F. Q. Zhou, and J. J. Pan, "Novel designs for sampled grating-based multiplexers demultiplexers," Opt. Lett. 24, 1457-1459 (1999)