Improving the accuracy of distance measurements based on beat frequency detection of a dual-frequency optoelectronic oscillator.
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DOI: 10.1364/ao.442306
Abstract: A high-accuracy distance measurements (DMs) approach based on beat frequency detection of a dual-frequency optoelectronic oscillator (OEO) is proposed and experimentally demonstrated. The dual-frequency OEO is formed with a single electro-optical modulator and a common… read more here.
Keywords: dual frequency; frequency; frequency detection; accuracy distance ... See more keywords