# Reeves Alec Harley — Patents explained on PatentBrief

Reeves Alec Harley has 1 landmark patent explained in plain English on PatentBrief.

- [How Pulse Code Modulation Digitizes Analog Signals](https://patentbrief.org/patent/us/2266401/pcm-pulse-code-modulation-reeves) — granted 1941
  A foundational 1938 patent describing how to convert continuous sound waves into a stream of digital numbers for transmission.

**Full profile:** https://patentbrief.org/inventor/reeves-alec-harley

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_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._