Samsung was one of the first brands to release a smartphone with a built-in projector over a decade ago and a new patent filing suggests the brand is looking to expand that functionality to its warbles. A Samsung Galaxy watch with a built-in projector emerged in a patent filing showing a concept device that can beam information from the outer side of its housing onto the back side of the user's hand. Based on the patent description, the projector bit incorporates several lenses and LED emitters lined up in an arc form. It will be able to mirror the main screen and project images and...
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