Business Insider reported that Apple could use Quantum Dots technology, which could display colors at an amazing accuracy. Quantum Dots are nanocrystals made of semiconductors, which can produce very specific light frequencies. Its color accuracy is higher than LCD and LED displays.
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| Quantum Dots: Amazon's Kindle Fire HDX has incredible color accuracy. |
While Amazon's Kindle Fire HDX tablet uses Quantum Dots technology, it suffered a "light-bleed issue." Apple has reportedly found a fix while researching on that technology. This was backed up by Patently Apple, which described 4 patent applications by Apple to improve Retina Display using Quantum Dots.
It is still unclear which device will Apple use the technology on, but the iPad Mini with Retina Display was widely criticized for being less accurate than its rivals, notably Kindle Fire HDX. Tim Cook admitted it in an interview with Wall Street Journal:
