Compact interference optics and contact-type mask aligner were combined to integrate waveguide gratings for constructing intraboard WDM optical interconnects. Wavelength drop demultiplexing of free-space waves from guided waves was demonstrated.
© 2004 Optical Society of America
S. Ura, M. Hamada, J. Ohmori, K. Nishio, and K. Kintaka, "Integrated-optic free-space-wave drop demultiplexer fabricated by using interference exposure method," in Frontiers in Optics 2004/Laser Science XXII/Diffractive Optics and Micro-Optics/Optical Fabrication and Testing, OSA Technical Digest (Optical Society of America, 2004), paper DWA3.
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