Active Bat
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Tedernst (Talk | contribs)
[[Wikipedia:Tools/Navigation_popups|Popups]]-assisted disambiguation from [[CM]] to [[Metre#SI multiples]]
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Tedernst (Talk | contribs)
[[Wikipedia:Tools/Navigation_popups|Popups]]-assisted disambiguation from [[CM]] to [[Metre#SI multiples]]
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Current revision
Active Bat is a low-power, wireless indoor location system accurate up to 3 cm. It is based on a principle of trilateration, and relies on multiple ultrasonic receivers embedded in the ceiling and measures time-of-flight to them.
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