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The differential predictive signal quantizer system is known as?

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The differential predictive signal quantizer system is known as?

(a) DCPM

(b) DMPC

(c) DPCM

(d) None of the mentioned

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This key question is from Oversampling A/D Converters topic in division Sampling and Reconstruction of Signals of Digital Signal Processing

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Correct option is (c) DPCM

To explain: A differential predictive signal quantizer system. This system is used in speech encoding and transmission over telephone channels and is known as differential pulse code modulation (DPCM).

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