Huawei has worked hard to stay at the forefront of camera innovation, but it hasn't forgotten about displays. The company has patented a foldable smartphone that opens and closes like a book. The patent was filed with WIPO on September 19 last year and published today. The mechanism looks similar to the Microsoft Surface Book, but seems to leave a much smaller gap. The display - a single panel, rather than two like the Axon M - and should be tablet-sized when fully open. The patent doesn't address how the device will be used when it's closed. There needs to be some way to check...
Source: https://www.gsmarena.com/huawei_has_patented_a_phone_with_a_foldable_display-news-30337.php