Amazon patents messaging system for drones

Drone signal system

A diagram shows a drone projecting squares of light labeled “Yes” or “No.” Depending on which box the package recipient stands in, the drone could determine whether or not to leave a package in the drop zone designated as DZ. (Amazon Illustration via USPTO)

For an earlier generation, one of the sweetest sounds of summer was the music coming from an ice-cream truck. For the next generation, will it be the tune of a delivery drone?

That’s just one of the possibilities covered in a patent issued to Amazon today: It addresses methods by which a drone could signal its approach, as well as techniques for signaling back.

The application was filed by a group of Seattle-area inventors on Amazon’s behalf almost two years ago.

Get the full story on GeekWire.

About Alan Boyle

Award-winning science writer, creator of Cosmic Log, author of "The Case for Pluto: How a Little Planet Made a Big Difference," president of the Council for the Advancement of Science Writing. Check out "About Alan Boyle" for more fun facts.
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