# Location-Aided mMIMO Channel Tracking and Hybrid Beamforming for High-Speed Railway Communications: An Angle-Domain Approach

> Research article (IEEE Systems Journal, 2019) · cited 63× · AI/ML

**Wikidata**: [openalex:W2944636546](https://www.wikidata.org/wiki/openalex:W2944636546)  
**Source**: https://4ort.xyz/entity/location-aided-mmimo-channel-tracking-and-hybrid-beamforming-for-high-speed-railway-communications-an-angle-domain-appro