Evaluation of Blind Diversity Combining of Severely Faded Signals for High-Speed Free-Space Optical Communication under Atmospheric Turbulence
ECOC (2017)
Section :
Aerospace and Defense
Publication date:
2017
Authors: Manabu Arikawa*, Yoshimasa Ono, Toshiharu Ito
IoT Devices Research Laboratories, NEC Corporation, 1753 Shimonumabe, Nakahara-ku Kawasaki, 211-8666, Japan, *m-arikawa@cp.jp.nec.com
Abstract
We experimentally evaluated performance of a mode diversity receiver in severe fading channels of emulated LEO-to-ground link. Digital combining of three modes using adaptive filters tolerated to 10-kHz variation and relaxed the required power of 10-Gb/s QPSK by 9 dB.