The Whiteboard application push from Microsoft implies that Microsoft is folding the phone, and the Whiteboard application contains a description of the 'Journal' application: 'This is an ancillary feature for the log application, providing left and right pages for content creation.' Paging design, most likely hinted at the foldable phone.
The latest exposure to Microsoft patents is the 'self-adjusting hinge' patent, with this new hinge, the two screens will seamlessly become one, so that the phone can not only play the role of the phone, you can also provide a similar small size The purpose of the laptop.
For example, a picture in a patent document shows that a cellphone is being used just like a notebook. Another picture shows that the cellphone can be changed to 'tent' mode, and the cellphone can be used like a tablet.
In addition, in October of this year, Microsoft insiders revealed that they are developing a collapsible tablet device, called the Surface Phone is more likely that this folding device will be carrying the code 'Andromeda' (Andromeda) Of the Windows Core OS (core operating system), under the One Core framework products.The biggest bright spot is to support ARM analog x86 applications, and adapt to multi-screen form.
This collapsible device resembles a palm-sized laptop, and is a pocket-sized phone that Microsoft introduced to make a series of UIs in tandem.
It is still not clear whether Microsoft will launch the rumored Surface Phone, but from time to time it will expose some of Microsoft's patents, and perhaps Microsoft is developing a new type of mobile device.