Article ID Journal Published Year Pages File Type
9786021 Optics Communications 2005 5 Pages PDF
Abstract
The crosstalk of a multimode interference (MMI)-based demultiplexer is reduced by connecting appropriately designed cascaded MMI filters of high-order. Numerical results show that the designed demultiplexer greatly improves the bandwidth of 20 dB cross-talk loss and has an excellent performance in terms of the insertion loss and chromatic dispersion. Formed with commonly used MMI couplers, the present structure is much easier to implement than other structures.
Related Topics
Physical Sciences and Engineering Materials Science Electronic, Optical and Magnetic Materials
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