# Channel estimation for OTFS system over doubly spread sparse acoustic channels

> Research article (China Communications, 2023) · cited 24× · AI/ML

**Wikidata**: [openalex:W4319341486](https://www.wikidata.org/wiki/openalex:W4319341486)  
**Source**: https://4ort.xyz/entity/channel-estimation-for-otfs-system-over-doubly-spread-sparse-acoustic-channels