Pixel OFF Turns Some Screen Pixels Black To Save Battery Power On Devices With AMOLED Screens

unnamed (2)Have you ever wondered why the blacks on your Samsung phone look so, well, black? Ask your nearest videophile, and he or she will tell you that it’s because AMOLED screens emit no light from pixels when they’re assigned to draw the “black” color. It’s black because the pixel is almost literally turned off. By the same token, an AMOLED pixel displaying black will also draw almost no electrical power. So AMOLED phones with black wallpapers or black-themed apps can, at least theoretically, boost their battery life significantly.

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Pixel OFF Turns Some Screen Pixels Black To Save Battery Power On Devices With AMOLED Screens was written by the awesome team at Android Police.

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