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pulse-code modulation
[ puhls-kohd ]
noun
, Telecommunications.
- a form of modulation that transforms a wave-form, as an audio signal, into a binary signal in which information is conveyed by a coded order of pulses for transmission, storage on a disk, or processing by a computer. : PCM
pulse code modulation
noun
- electronics a form of pulse modulation in which the information is carried by coded groups of pulses pcm
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Word History and Origins
Origin of pulse-code modulation1
First recorded in 1945–50
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