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Updated: Dec 7, 2025

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
Published on: August 5, 2013
Towards a stabilized Kerr optical frequency comb with spatial interference
Abstract:
We measured a soliton's carrier frequency created by a silicon nitride Kerr comb from an interference pattern created by a spatial interferometer. The optical frequencies were determined from the interference pattern by simultaneously calibrating against an interference pattern from the pump optical frequency. Results were compared to real-time measurements by an optical spectrum analyzer (OSA). The spatial interferometer and the OSA results tracked each other, and the resulting RMS error is presented.
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