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Ultra-wide band

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Ultra wide band (UWB) is radio technology that can be used for 3D tracking.

It is used by Apple's Find my iPhone feature.

Qorvo is a company that has made UWB tracking components.

UWB can have accuracy of about one centimeter.

UWB's frequency range is between 3.1Ghz and 10.6Ghz.[1]

Companies that market UWB 3D tracking products include Ciholas.[2]

Examples of chips

References