Apple is said to be developing a new battery management chip, aimed at making the power pack in future iPhones last far longer.
Sources say that Apple has set up two new design centres in California and Germany, with 80 engineers hoping to have the component ready for inclusion in iPhones from 2019.
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It would mean Apple calling time on its existing arrangement with Dialog Semiconductor, which makes chips for existing iPhones.
Apple has recently moved to make its own graphic processors, as it looks to bring as much iPhone development as possible in–house.
Making its own battery chip could mean battery life improves significantly in new iPhones.
Currently, the size of the iPhone’s battery is paltry compared with handsets from the likes of Samsung and LG.
Apple’s Chief Design Officer Jony Ive has ruled out using larger batteries as it would hamper the design of the company’s flagship product.