<communications> (ADPCM) A compression technique which records only the difference between samples and adjusts the coding scale dynamically to accomodate large and small differences. ADPCM is simple to implement, but introduces much noise.
[Used where? Does the Sony minidisk use ADPCM or ATRAC?]
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Nearby terms: Adaptec « adaptive answering « Adaptive Communication Environment « Adaptive Digital Pulse Code Modulation » adaptive learning » adaptive routing » Adaptive Server Enterprise