https://www.techradar.com/news/surface-phone-could-easily-become-a-tiny-laptop-patent-photo-teases

The flurry of Microsoft Surface Phone patent images just will not stop, with the latest showing off a particularly fascinating functionality: a full-size touchscreen keyboard via a new ‘determinative hinge.’

Picked up by notable Microsoft leaker WalkingCat, these patent shots depict the same purported Surface Phone we’ve seen before being used as such a device, but with one new wrinkle. This is the first time we’ve seen Microsoft’s new ‘determinative hinge,’ and it could be the key to the would-be Surface Phone working as a miniature laptop in a pinch.