# Steven P. Hotelling — Patents explained on PatentBrief

Steven P. Hotelling has 1 landmark patent explained in plain English on PatentBrief.

- [How Your Phone Knows When It's Against Your Ear](https://patentbrief.org/patent/us/7957762/ios-app-store) — granted 2011
  This Apple patent describes how a phone uses both a proximity sensor and an ambient light sensor to accurately detect when it's held to your ear, preventing accidental screen touches during calls.

**Full profile:** https://patentbrief.org/inventor/steven-p-hotelling

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