2021 Optical Fiber Communications Conference and Exhibition (OFC) | 2021
Estimation of Core-Cladding Concentricity Error From GAWBS Noise Spectrum
Abstract
CCCE in a 60-km fiber is estimated from its GAWBS noise spectrum by comparing the TR1m modes with the R0m modes. The estimated CCCE value 0.73 μm is consistent with conventional measurements of 0.6–0.8 μm.