digital filter
[/ˈdɪdʒɪtəl ˈfɪltər/]
nounmasculinepl: digital filters / filtros digitais
filtro digital
1. An electronic device or software algorithm that processes digital signals by removing unwanted components or enhancing desired features of the signal
The engineer implemented a digital filter to reduce noise from the audio recording.
O engenheiro implementou um filtro digital para reduzir o ruído da gravação de áudio.
2. A computational tool used in signal processing to selectively pass or attenuate frequency components of a discrete-time signal
A low-pass digital filter was applied to smooth the sensor data.
Um filtro digital passa-baixa foi aplicado para suavizar os dados do sensor.
Digital filters are fundamental concepts in modern signal processing used globally in telecommunications, audio engineering, medical devices, and data analysis. The terminology is consistent across English and Portuguese-speaking countries, with 'filtro digital' being the standard technical term in Brazil and Portugal, widely used in universities, research institutions, and the technology industry.
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