A Technique for Measuring Dynamic Slot-Power of Optical PPM Signals Based on SNSPD
- Resource Type
- Article
- Authors
- Shi, Ziyuan; Wang, Wenhao; Wu, Xiaowei; Yang, Lei
- Source
- IEEE Photonics Technology Letters; December 2022, Vol. 34 Issue: 24 p1377-1380, 4p
- Subject
- Language
- ISSN
- 10411135
We propose a method to accurately measure dynamic slot-power of optical signal by using the SNSPD under extremely low received power. Experimental results demonstrate that our method can measure power below −130 dBm. The uncertainty of this method can be less than 5%, and frequency of measured signal can be up to 100 Mbps.