Apple Watch Series 4 improves battery power efficiency by using new display LTPO TFT technology

October 10, 2018 | News Commentary

Battery efficiency is enabled by using Apple's newly developed low-temperature polycrystalline oxide thin-film transistor (LTPO TFT) technology, which is a combination of low-temperature polysilicon LTPS TFTs and oxide TFTs (IGZO, indium gallium zinc...

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