Shulou(Shulou.com)11/24 Report--

CTOnews.com April 10 news, for the iPhone 14 series, in addition to "Smart Island", in fact, there are also many differences in the screen, such as variable refresh rate ProMotion.

In addition, there is another difference between them, which has to do with the material used for the display screen. According to officials, the iPhone 14 and Plus models are made of Samsung's 11th generation materials, while the two Pro models use 12th generation materials-called M11 and M12, respectively.

South Korean media The Elec reported that all four iPhone 15 models will use the latest M12 material on their OLED screens this year, and Samsung will use the same technology in the latest Galaxy Fold / Flip 5, but only two models in the Pro series will have LTPO (low temperature polycrystalline oxide).

It is said that Apple may skip M13 and adopt more advanced M14 materials next year. According to the report, this is a set of materials specially developed for Apple and is expected to be used in the iPhone 16 series to be released next year. Of course, Samsung shows that other customers, such as Samsung Electronics, still use M13 materials.

CTOnews.com science popularization: OLED is a kind of organic light-emitting device, which is composed of special organic materials. According to its different structure, it can be divided into four types, namely, single-layer devices, double-layer devices, three-layer devices and multi-layer devices.

M11 and M12 here refer to the composition of the materials used to make OLED. According to public data, the OLED material group is composed of a luminous layer and a common layer, such as dopant (luminescent body), main body (luminous layer), red (R), green (G) and blue (B).

Apple used its own LT material on the iPhone X, the first OLED iPhone in 2017 and the iPhone XS in 2018, but has been using the same M-series materials as Samsung's Galaxy since 2019.

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