Abstract
We demonstrate the performance advantage of multi-beam terrestrial free-space optical communication links over single-beam links in the presence of strong optical turbulence. We adapt a space-time block code proposed for RF wireless systems to be used with intensity-modulated optical signals, and find that significant signal-to-noise ratio gains are obtained by using a four-beam link over a single-beam link with the same total electrical power.
Original language | American English |
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Pages | 1-4 |
Number of pages | 4 |
DOIs | |
State | Published - 21 Mar 2018 |
Externally published | Yes |
Event | 2006 International Waveform Diversity and Design Conference, WDD 2006 - Proceedings - Duration: 21 Mar 2018 → … |
Conference
Conference | 2006 International Waveform Diversity and Design Conference, WDD 2006 - Proceedings |
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Period | 21/03/18 → … |
Keywords
- atmospheric turbulence
- free-space optics
- multiple-input multiple-output
- Optical communications
- space-time coding