differential pulse-code modulation

[dif·ə′ren·chəl ′pəls ‚kōd ‚mäj·ə′lā·shən]

(communications)

A type of pulse-code modulation proposed for television transmission, in which only the differences between the continuous picture elements on the scanning lines are transmitted, enabling the bandwidth of the signal to be reduced. Abbreviated DPCM.

Mentioned in

adaptive differential pulse-code modulation
ADPCM
conditional replenishment
data compression
Digital Enhanced Cordless Telecommunications
DPCM
motion-compensated coding scheme

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