# A Three-Photo-Detector Optical Sensor Accurately Localizes a Mobile Robot Indoors by Using Two Infrared Light-Emitting Diodes

> Research article (IEEE Access, 2020) · cited 25× · AI/ML

**Wikidata**: [openalex:W3023100318](https://www.wikidata.org/wiki/openalex:W3023100318)  
**Source**: https://4ort.xyz/entity/a-three-photo-detector-optical-sensor-accurately-localizes-a-mobile-robot-indoors-by-using-two-infrared-light-emitting-d