Towards practical squeezed light distribution with digital signal processing
Huy Quang Nguyen, Hou-Man Chin, Adnan A. E. Hajomer, Ulrik L. Andersen, Tobias Gehring · Quantum 2.0 Conference and Exhibition · 2024
We propose and experimentally demonstrate a method for recovering squeezed light after detection with a free-running receiver station. We achieve approximately 1 dB of squeezing without the need for pre-aligning polarization or locking frequency and phase.