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Detect Hidden Cameras in Watches and Remotes in 5 Seconds Using a Smartphone and a 10,000 Won LED

(Daejeon = Yonhap News) Reporter Kim Jun-ho = The Korea Advanced Institute of Science and Technology (KAIST) announced that a research team led by Professor Han Jun of the School of Computer Science [developed] a smartphone and a light-emitting diode (LED) device costing around 10,000 won...

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The SweepLED technology developed by a KAIST research team combines LED lighting attached to smartphones with AI analysis to detect illegal filming cameras within five seconds. Unlike existing manual methods, it achieves a high accuracy of 94% by learning changes in light reflection patterns through deep learning, and with core component costs at a low level of around 10,000 won, it opens up the possibility for the widespread distribution of por…

(Daejeon = Yonhap News) Reporter Kim Jun-ho = The Korea Advanced Institute of Science and Technology (KAIST) announced that a research team led by Professor Han Jun of the School of Computer Science [developed] a smartphone and a light-emitting diode (LED) device costing around 10,000 won...

·Seoul, Korea (the Republic of)
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Artificial intelligence (AI) technology has been developed that can detect hidden cameras in just five seconds in spaces where illegal filming is a concern, such as hotels, shared accommodations, and changing rooms. Since it can locate camera lenses using only a mobile phone and an LED device costing around 10,000 won, it could be utilized to prevent illegal filming crimes.

Artificial intelligence (AI) technology has been developed to detect illegally installed hidden cameras using smartphones and low-cost light-emitting diodes (LEDs).

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한겨레 broke the news on Sunday, August 30, 2026.
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