Binary homodyne detection for observing quadrature squeezing in satellite links

2018/11/23 by C. Müller, Christian R. Müller, Kaushik P. Seshadreesan +2
Computer Science · Engineering · Physics and Astronomy · #Astronomy #Detector #Direct-conversion receiver #Electronic engineering #Engineering #Homodyne detection #Mechanical and Optical Resonators #Optics #Physics #Quantum #Quantum Information and Cryptography #Quantum Mechanics and Applications #Quantum computer #Quantum mechanics #Quantum network #Quantum sensor #Satellite #quant-ph

paper · pdf · doi:10.1103/physrevresearch.2.033523

published as Phys. Rev. Research 2, 033523 (2020) · 7 pages, 7 figures

arxiv created 2018/11/23 · openalex created_date 2019/06/27 · openalex publication_date 2020/09/30 · arxiv updated 2020/10/01 · openalex updated_date 2026/08/05

Abstract

The authors show that efficient detection of quantum squeezing in a field quadrature of an optical mode is possible using homodyne detection of just one-bit resolution, as is available on optical satellites already in orbit.

Citations

• Gaussian quantum information
• Quantum key distribution using gaussian-modulated coherent states
• Measurement schemes for the spin quadratures on an ensemble of atoms
• Asymptotic security of binary modulated continuous-variable quantum key distribution under collective attacks
• Testing Quantum Nonlocality in Phase Space
• Noise in homodyne and heterodyne detection
• Discrimination of the binary coherent signal: Gaussian-operation limit and simple non-Gaussian near-optimal receivers
• Demonstration of Near-Optimal Discrimination of Optical Coherent States
• Continuous-Variable Quantum Key Distribution Protocols Over Noisy Channels
• Cavity Optomechanics