Apple acquired LuxVue Technology, a start-up that makes screens displays using the micro-LED technology.
Micro-LED technology promises displays that are brighter and use less power than current screens.
Apple confirmed the deal but ptovided no additional information.
Apple ghas been trying to take control of key components as a way to differentiate its products. It acquired chip designer P.A. Semi in 2008, allowing it to design its own processors for iPhones and iPads. In 2012, it acquired AuthenTec, which made a fingerprint-sensor technology built into the iPhone 5S.
Apple also has started building a sapphire-crystal facility in Arizona this year, fueling speculation that it may replace the iPhone?s glass displays with harder-to-scratch sapphire.