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Athermal silica-based arrayed-waveguide grating (AWG)multi/demultiplexers with new low loss groove design |
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| Authors: | Kaneko A Kamei S Inoue Y Takahashi H Sugita A |
| Affiliation: | NTT Photonics Labs., Ibaraki; |
| Abstract: | A new low loss groove design for athermal silica-based AWG multi/demultiplexers is proposed. The insertion loss was <3.2 dB with an excess loss of 0.4 dB. The temperature dependence of the channel wavelength change was suppressed to be below 2.5 GHz in the 0-85°C range |
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