Uploaded January 2025 | Updated September 2026, 4 hours ago

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The new company 4D1 demoed its new "indoor GPS" solution in this interview with CEO and cofounder Doug Langden.
The product uses ultrasonic emitters on the warehouse or factory ceiling to generate the signals that enable the autonomous mobile robot (AMR) to know where it is in the factory to within a millimeter.
To learn more, goto: 4d1.io