In recent years, smartphones have continued to make remarkable progress. Readers will know that the screen has become larger, making it easier to watch vivid videos, and the camera function has improved so that you can shoot images that look like Hollywood movies. With such a smartphone, it is now possible to discover a "hidden camera". What kind of function is it?
An app that allows you to find a hidden camera with a 90% chance is born! ??
The function to discover hidden cameras is not a function newly installed in smartphones, but a system that uses existing functions. Research teams from the National University of Singapore and Yonsei University in South Korea have published the paper.
According to the contents, the hidden camera discovery system uses the ToF (Time of Flight) sensor installed in the latest smartphones, and his LAPD (Laser-Assisted) that detects the hidden camera with a probability of about 90%. Developed a system called Photography Detection). Furthermore, it is said that it was made into an application.
The ToF sensor is said to be a sensor that "irradiates an object with a laser and analyzes the reflected light that is reflected and returned to measure the depth of the captured image and optimize the camera settings." It is said that the hidden camera is identified by using the fact that an unusual reflection occurs when it hits the lens of the hidden camera.
Also, it seems that only a few models of current smartphones are equipped with a ToF sensor, such as the "iPhone 12" series and "iPhone 13" series Pro models for iPhone, and Samsung's "Galaxy S20 +" for Android smartphones. It seems that it is installed in models with excellent functions.
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