Athermal silica-based arrayed-waveguide grating (AWG) multi/demultiplexers with new low loss groove design
Athermal silica-based arrayed-waveguide grating (AWG) multi/demultiplexers with new low loss groove design
- Author(s): A. Kaneko ; S. Kamei ; Y. Inoue ; H. Takahashi ; A. Sugita
- DOI: 10.1049/el:20000261
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- Author(s): A. Kaneko 1 ; S. Kamei 1 ; Y. Inoue 1 ; H. Takahashi 1 ; A. Sugita 1
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View affiliations
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Affiliations:
1: NTT Photonics Laboratories, Japan
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Affiliations:
1: NTT Photonics Laboratories, Japan
- Source:
Volume 36, Issue 4,
17 February 2000,
p.
318 – 319
DOI: 10.1049/el:20000261 , Print ISSN 0013-5194, Online ISSN 1350-911X
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.
Inspec keywords: diffraction gratings; wavelength division multiplexing; optical design techniques; optical fabrication; optical waveguide components; multiplexing equipment; demultiplexing equipment; optical losses; optical communication equipment; optical arrays; silicon compounds
Other keywords: SiO2; arrayed-waveguide grating demultiplexers; 0.4 dB; 2.5 GHz; arrayed-waveguide grating multiplexers; excess loss; silica-based arrayed-waveguide grating; demultiplexers; athermal arrayed-waveguide grating; multiplexers; low loss groove design; 3.2 dB; temperature dependence; channel wavelength change; 0 to 85 C; insertion loss
Subjects: Optical waveguides; Optical system design; Optical waveguides and couplers; Gratings, echelles; Optical communication devices, equipment and systems; Optical communication equipment; Optical fabrication, surface grinding; Multiplexing and switching in optical communication
References
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