PenTile display to give Samsung Galaxy S III a longer lifespan

Samsung Galaxy S IIISamsung unveiled the Galaxy S III last week and its latest flagship device promises to be quite something. But the announcement was tempered for some by the news that the 4.8-inch HD Super AMOLED display would use PenTile technology. Samsung has now provided an explanation as to why it chose to use a technology that is often accused of affecting image sharpness and colour accuracy.

AMOLED technology typically provides richer and more vibrant colours, deeper blacks, and wider viewing angles than LCD displays. But it has also been shown to deteriorate over time. Samsung’s Philip Berne explained that the blue subpixels degrade faster than the red and green ones. A PenTile display uses a different subpixel arrangement with more green ones and fewer blue and red ones. More longer-lasting green subpixels reduces the overall display deterioration.

As a result, Samsung opted to go with the PenTile technology to ensure that the Galaxy S III’s display will operate at peak performance for a longer period of time. Berne added that high-resolution displays are not as susceptible to PenTile’s limitations as lower-resolution ones. The technology has also improved with smaller gaps in its subpixels matrix than in the past.

Smart move on Samsung’s part or damage control ahead of the release? I have a feeling that the PenTile display debate will rage on for a bit longer…

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