Open AccessImprovement of dark signal evaluation and signal-to-noise ratio of multichannel receivers in NIR heterodyne spectroscopy application for simultaneous CO2 and CH4 atmospheric measurements
Author(s) -
Sergei Zenevich,
Iskander Gazizov,
Д. В. Чурбанов,
Maxim Spiridonov,
A. V. Rodin
Publication year - 2020
Publication title -
osa continuum
Language(s) - English
Resource type - Journals
ISSN - 2578-7519
DOI - 10.1364/osac.395094
Subject(s) - heterodyne (poetry) , spectroradiometer , heterodyne detection , superheterodyne receiver , signal (programming language) , laser , spectroscopy , optics , remote sensing , signal to noise ratio (imaging) , spectral resolution , materials science , microwave , physics , spectral line , computer science , telecommunications , acoustics , quantum mechanics , astronomy , programming language , geology , reflectivity