Demonstration of Orbital Angular Momentum State Conversion using Two Hybrid 3D Photonic Integrated Circuits

Chuan Qin, Binbin Guan, Ryan Scott, Roberto Proietti, Nicolas K. Fontaine, Tiehui Su, Carlo Ferrari, Mark Cappuzzo, Fred Klemens, Bob Keller, Mark Earnshaw, S. J. B. Yoo
2014 Optical Fiber Communication Conference   unpublished
We demonstrate orbital angular momentum state conversion using two 3D photonic integrated circuits for free-space communication of 20-Gb/s QPSK signals. Different combinations of OAM states show error-free performance with 379,960 bits tested.
doi:10.1364/ofc.2014.th4a.1 fatcat:t6kzwsmwbjgvfotvvwcxq2se5q