A proposed design for ultralow-loss waveguide grating routers

Author

Chen, Jerry C. ; Dragone, Corrado

Author_Institution

Bell Labs., Lucent Technol., Holmdel, NJ, USA

Volume

10

Issue

3

fYear

1998

fDate

3/1/1998 12:00:00 AM

Firstpage

379

Lastpage

381

Abstract

We propose a design for a dense wavelength-division multiplexing (WDM) demultiplexer whose total fiber-to-fiber insertion loss can be as low as 0.3881 dB. Our three dimensional (3-D) models-beam propagation and mode solver-show that waveguide bending losses and fiber coupling losses are almost insignificant. Most of the loss comes from the star couplers and from material losses.

Keywords

bending; demultiplexing equipment; diffraction gratings; optical communication equipment; optical fibre couplers; optical fibre losses; optical fibre theory; telecommunication network routing; wavelength division multiplexing; 0.3881 dB; WDM demultiplexer; beam propagation; dense wavelength-division multiplexing demultiplexer; fiber coupling losses; fiber-to-fiber insertion loss; material losses; mode solver; star couplers; ultralow-loss waveguide grating router design; waveguide bending losses; Arm; Arrayed waveguide gratings; Fiber gratings; Optical fiber couplers; Optical fiber losses; Optical waveguide theory; Optical waveguides; Phased arrays; Propagation losses; Wavelength division multiplexing;

fLanguage

English

Journal_Title

Photonics Technology Letters, IEEE

Publisher

ieee

ISSN

1041-1135

Type

jour

DOI

10.1109/68.661416

Filename

661416