The authors report the first realisation of a simple and stable optical add/drop multiplexer based on a UV-written Bragg grating in the coupling region of a fused 100% coupler. Add/drop functions are demonstrated with a low insertion loss (<1 dB).
No takes yet. Share an insight, caveat, or question.
Bakhti et al. (1997) studied this question.
Synapse has enriched 3 closely related papers on similar clinical questions. Consider them for comparative context: