What Is PCM Coding Principle?

- Jun 14, 2018-

The process of converting analog signals into digital signals is called analog/digital conversion. It mainly includes:

Sampling: Digitizing the signal on the time axis;

Quantization: Digitizing the signal on the amplitude axis;

Encoding: Record sampled and quantized digital data in a certain format.

Pulse Code Modulation (PCM) is the most basic method of analog-to-digital conversion. CD-DA is the encoding method used.

 

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