# Qualcomm — Patents explained on PatentBrief

Qualcomm has 3 landmark patents explained in plain English on PatentBrief.

- [How Touchscreens Ignore Accidental Hovering or Palm Touches](https://patentbrief.org/patent/us/10031618/identifying-hover-andor-palm-input-and-rejecting-spurious-input-for-a-touch-pane) — granted 2018
  This Qualcomm patent describes how a touchscreen controller can tell the difference between an intentional finger touch and accidental input from a hovering finger or a palm, then ignore the unwanted input.
- [How Diodes Make Wireless Amplifiers Clearer](https://patentbrief.org/patent/us/8847689/stacked-amplifier-with-diode-based-biasing) — granted 2014
  Qualcomm's patent describes a way to make electronic amplifiers, especially for wireless signals, produce clearer sound by using special diodes to adjust how much power they get based on the signal strength.
- [Connecting Computer Chips with a Special Bridge Die](https://patentbrief.org/patent/us/7969009/through-silicon-via-bridge-interconnect) — granted 2011
  This patent describes a system for connecting multiple computer chips side-by-side using a third, 'bridge' chip that has vertical tunnels (TSVs) to link them together.

**Full profile:** https://patentbrief.org/company/qualcomm

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