# Christoph Horst Krah — Patents explained on PatentBrief

Christoph Horst Krah has 2 landmark patents explained in plain English on PatentBrief.

- [How Touchscreens Precisely Align Signals to Detect Your Touch](https://patentbrief.org/patent/us/8493330/individual-channel-phase-delay-scheme) — granted 2013
  Apple's patent describes a way for touchscreens to adjust the timing of internal electrical signals so they perfectly match the signals coming from your finger, making touch detection more accurate.
- [How Touchscreens Save Battery by Sleeping Between Touches](https://patentbrief.org/patent/us/8125456/multi-touch-capacitive-scanning) — granted 2012
  A power-saving method for touchscreens that puts the main processor to sleep when not in use and wakes it up only when a touch is detected.

**Full profile:** https://patentbrief.org/inventor/christoph-horst-krah

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