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Square wave reference digital lock-in detection using non-orthogonal demodulation

Digital lock-in detection technique is commonly used to measure the amplitude and phase of a selected frequency signal. The technique which uses a square wave as the reference signal has an advantage of easier implementation and higher computational efficiency compared to that uses a sine wave. Howe...

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Detalles Bibliográficos
Autores principales: Li, Miao, Sun, Yue, Liang, Zhen, Zhang, Shengzhao
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Elsevier 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9868535/
https://www.ncbi.nlm.nih.gov/pubmed/36699261
http://dx.doi.org/10.1016/j.heliyon.2023.e12933