Compact and efficient fibre-to-waveguide grating couplers in InP-membrane

F Van Laere, M Ayre, D Taillaert, D Van Thourhout, T F Krauss, R Baets

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)


The design and fabrication of compact grating couplers in InP-membrane waveguides for coupling to standard singlemode fibre is presented. A wafer bonding technique is applied to achieve a high vertical index contrast. Coupling efficiencies of 30% were measured on first fabricated couplers.

Original languageEnglish
Pages (from-to)343-345
Number of pages3
JournalElectronics Letters
Publication statusPublished - 16 Mar 2006


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