METHOD AND DEVICE FOR IDENTIFYING A CONTENT BEING DISPLAYED ON A SCREEN
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United States of America Patent
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Mar 23, 2017
app pub date -
Mar 19, 2015
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Mar 20, 2014
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Abstract
A method for identifying, via a first terminal, a content being displayed on a screen of a second terminal located in the same space as the first terminal includes collecting with the first terminal the luminosity produced in the space by the screen of the second terminal, generating with the first terminal at least one digital fingerprint depending on the collected luminosity, comparing the fingerprint generated to a reference fingerprint stored beforehand in a memory, and identifying the content depending on the result of the comparison.
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