Skip to content

Squeezing the Local Oscillator Does Not Improve Signal-to-Noise Ratio in Heterodyne Laser Radar

Mark A. Rubin, Sumanth Kaushik

quant-pharXiv:quant-ph/0610230

Abstract

The signal-to-noise ratio for heterodyne laser radar with a coherent target-return beam and a squeezed local-oscillator beam is lower than that obtained using a coherent local oscillator, regardless of the method employed to combine the beams at the detector.

Create a lesson