A new Samsung patent filing with the United States Patent and Trademark Office (USPTO) and the World Intellectual Property Office (WIPO) has revealed one feature that could find its way to the Galaxy S11. The patent which was published on September 26, 2019, is titled as an “Electronic device including several light sources.”
The device is described as a smartphone with an infrared (IR) spectrometer. The patent document also includes several sketches that show how various sensors, including the camera function to achieve spectrometry. One of the illustrations shows how the IR spectrometer function in calculating the sugar content of fruits. The phone will also be able to detect the level of moisture on the skin, measure the CO2 level. It also features smoke detection and can help determine the content of medicine as well as to measure the freshness of food and the blood glucose level.
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If Samsung decides to equip the Galaxy S11 next year with this function, the phone won’t be the first to have such. The world’s first smartphone with an infrared spectrometer is the Changhong H2 that was first unveiled at CES 2017. A tiny spectrometer-on-a-chip was also introduced by Egyptian start-up Si-Ware. The chip is quite compact making it suitable for use on even a wearable device aside from smartphones. Towards the end of 2017, TU Eindhoven also developed a micro-spectrometer sensor.
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