# Two-wavelength phase-sensitive OTDR sensor using perfect periodic correlation codes for measurement range enhancement, noise reduction and fading compensation

> Research article (Optics Express, 2020) · cited 41× · AI/ML

**Wikidata**: [openalex:W3113996921](https://www.wikidata.org/wiki/openalex:W3113996921)  
**Source**: https://4ort.xyz/entity/two-wavelength-phase-sensitive-otdr-sensor-using-perfect-periodic-correlation-codes-for-measurement-range-enhancement-no