# Enhancing earth-to-satellite FSO system spectrum efficiency with adaptive M-ary PSK and SIMO in presence of scintillation and beam wander

> Research article (AEU - International Journal of Electronics and Communications, 2020) · cited 21× · AI/ML

**Wikidata**: [openalex:W3046614014](https://www.wikidata.org/wiki/openalex:W3046614014)  
**Source**: https://4ort.xyz/entity/enhancing-earth-to-satellite-fso-system-spectrum-efficiency-with-adaptive-m-ary-psk-and-simo-in-presence-of-scintillatio