Title :
400-Gbit/s free-space optical communications link over 120-meter using multiplexing of 4 collocated orbital-angular-momentum beams
Author :
Yongxiong Ren ; Zhe Wang ; Peicheng Liao ; Long Li ; Guodong Xie ; Hao Huang ; Zhe Zhao ; Yan Yan ; Ahmed, Nisar ; Lavery, Martin P. J. ; Ashrai, Nima ; Ashrafi, Solyman ; Linquist, Roger D. ; Tur, Moshe ; Djordjevic, Ivan B. ; Neifeld, Mark A. ; Willner,
Author_Institution :
Dept. of Electr. Eng., Univ. of Southern California, Los Angeles, CA, USA
Abstract :
We experimentally demonstrate a 400-Gbit/s free-space optical communications link over 120 meters on the building roof by multiplexing four orbital angular momentum (OAM) modes (OAM l = ±1, ±3) each carrying a 100-Gbit/s data channel.
Keywords :
multiplexing; optical links; OAM modes; bit rate 400 Gbit/s; collocated orbital-angular-momentum beams; distance 120 m; free-space optical communications link; Bit error rate; Crosstalk; Optical noise; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2015
Conference_Location :
Los Angeles, CA
