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Chinese sensor feat may help smart watch detect submarine 500 metres deep

Summary by South China Morning Post
Compact chip containing Hall-effect sensor can pick up faint magnetic fields by generating a tiny voltage without increasing noise output.

3 Articles

La RazónLa Razón
Lean Right

China Develops a Sensor that Allows a Smartwatch to Detect a Submarine

It is smaller than a grain of rice and has a sensitivity of more than 500 meters.

·Madrid, Spain
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South China Morning PostSouth China Morning Post
Center

Chinese sensor feat may help smart watch detect submarine 500 metres deep

Compact chip containing Hall-effect sensor can pick up faint magnetic fields by generating a tiny voltage without increasing noise output.

·Hong Kong, Hong Kong
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futurezone.atfuturezone.at

Chinese Sensor: Smartwatch Could Detect Submarine at a Depth of 500 M

Researchers were allegedly able to improve the measurement accuracy of so-called Hall sensors.

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  • 50% of the sources are Center, 50% of the sources lean Right
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South China Morning Post broke the news in Hong Kong, Hong Kong on Saturday, August 15, 2026.
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