Title :
Efficient multiplexing and demultiplexing of free-space orbital angular momentum using photonic integrated circuits
Author :
Fontaine, Nicolas K. ; Doerr, Christopher R. ; Buhl, Larry L.
Author_Institution :
Bell Labs., Alcatel-Lucent, Holmdel, NJ, USA
Abstract :
We present a silicon photonic integrated circuit for multiplexing and demultiplexing beams with orbital angular momentum (OAM) into single-mode waveguides. Successful demultiplexing of nine azimuthally polarized OAM modes show potential for spatial multiplexing.
Keywords :
angular momentum theory; elemental semiconductors; integrated optics; optical communication equipment; optical links; quantum communication; silicon; space division multiplexing; OAM; Si; demultiplexing beam; free-space orbital angular momentum; photonic integrated circuits; silicon photonic integrated circuit; single mode waveguide; spatial multiplexing; Apertures; Couplers; Demultiplexing; Gratings; Optical waveguides; Receivers;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
