In recent years，近年各大手機廠商紛紛推出了折疊手機產品，連同今年小米終於將MIX FOLD等量產上市，不少業內人士預測2021 年將會有更多的折疊手機新品亮相，折疊機的浪潮似乎越來越大。
recently，Vivo publishes a patent for a "foldable electronic device"，patent summary display：The foldable electronic device includes a casing and a display screen mounted on the casing，There is a non-display area on one side of the housing，Functional devices are installed in the non-display area，One end of the display is fixedly connected to the other side of the housing，The other end of the display screen is slidingly connected with the housing；In the folded state of the foldable electronic device，Functional devices are exposed on the display；In the unfolded state of the foldable electronic device，Functional devices are blocked by the display。
專利摘要指出，顯示屏一端與殼體固定，另一端與殼體滑動連接，從而在顯示屏折疊過程中調節顯示屏與非顯示區之間的相對關係，使得顯示屏在折疊狀態下功能器件處於外露狀態，顯示屏在展開狀態下功能器件被遮擋，拓寬顯示屏的覆蓋區域，Realize a true full screen，滿足用戶閱讀、遊戲和視頻等場景下的使用需求。
企查查App顯示，427th of the month，維沃移動通信有限公司公開“折疊電子設備”專利，The publication number is CN112711301A。
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