How does companding compress dynamic range? - Signal Processing Stack Exchange

Regarding when you 'compress' the signal, I typically see diagrams like this: And the companding curve: I can only see how the companding curve achieves a higher average SQNR by rounding down hig

High dynamic range image compression based on visual saliency, APSIPA Transactions on Signal and Information Processing

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Why are all wireless mic signals compressed and then expanded?

Multi-Channel Dynamic-Range Compression Statistical Signal Processing Research Laboratory - The University of Texas at Dallas

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How does companding compress dynamic range? - Signal Processing Stack Exchange

AES E-Library » Complete Journal: Volume 26 Issue 10

Block diagram of dynamic range compression algorithm.

Compute dynamic range in a linear quantization system - Signal Processing Stack Exchange

Signal Processing for Communications