The transformation of an analog signal to digital information via an analog-to-digital converter is called sampling. Most digital media are based on translating analog data into digital data and vice-versa (see digital recording, digital video, television versus digital television).
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Other articles related to "data conversion, data, conversion":
... Data format conversion can also occur at the physical layer of an electronic communication system ... Conversion between line codes such as NRZ and RZ can be accomplished when necessary ...