Dual-channel-spacing phased-array waveguide grating multi/demultiplexers

被引:14
作者
Lin, WH
Li, HF
Chen, YJ
Dagenais, M
Stone, D
机构
[1] UNIV MARYLAND,JOINT PROGRAM ADV ELECT MAT,BALTIMORE,MD 21228
[2] UNIV MARYLAND,DEPT ELECT ENGN,COLLEGE PK,MD 20742
[3] UNIV MARYLAND,PHYS SCI LAB,COLLEGE PK,MD 20742
关键词
D O I
10.1109/68.541563
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A novel multi/demultiplexer with dual-channel-spacing operation has been demonstrated for the first time, by utilizing the asymmetric I/O-port feature of a phased-array waveguide grating device. The multi/demultiplexer operates at both constant-wavelength (2 mm) and constant-frequency (200 GHz) channel-spacing standards. The center wavelength/frequency is adaptive to processing variations and can be alterable in unit of 0.4 mn and 50 GHz, respectively. The device exhibits a low fiber-to-fiber insertion loss of 4.8-5.2 dB and a crosstalk rejection better than -20 dB. This dual-channel-spacing WDM multi/demultiplexer device offers good performance, flexibility and integratability. It can serve as a key integrated device for dense WDM systems.
引用
收藏
页码:1501 / 1503
页数:3
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