Title :
Three-dimensional waveguide interconnection formed with femtosecond laser in planar lightwave circuits
Author :
Nasu, Y. ; Kohtoku, M. ; Hibino, Y. ; Inoue, Yasuyuki
Author_Institution :
NTT Photonics Labs., NTT Corp., Atsugi, Japan
Abstract :
The 3-dimensional interconnection of waveguides in planar lightwave circuits (PLCs) is demonstrated for the first time. By writing 3-dimensional waveguides that cross other waveguides, the femtosecond laser successfully interconnects PLC waveguides with low loss.
Keywords :
laser materials processing; optical couplers; optical fabrication; optical planar waveguides; 1.55 micron; 3D waveguide interconnection; femtosecond laser; planar lightwave circuits; three-dimensional waveguide interconnection; Glass; Integrated circuit interconnections; Optical crosstalk; Optical losses; Optical waveguides; Planar waveguides; Programmable control; Ultrafast optics; Waveguide lasers; Writing;
Conference_Titel :
Optical Fiber Communication Conference, 2005. Technical Digest. OFC/NFOEC
Print_ISBN :
1-55752-783-0
DOI :
10.1109/OFC.2005.193033
