# A DCT/DST Based Fast OFDM Method in IM/DD Systems

> Research article (IEEE Communications Letters, 2021) · cited 12× · AI/ML

**Wikidata**: [openalex:W3165119014](https://www.wikidata.org/wiki/openalex:W3165119014)  
**Source**: https://4ort.xyz/entity/a-dct-dst-based-fast-ofdm-method-in-im-dd-systems