The patent shows something like two parts of the system that will enhance the AR experience. Interestingly, Apple's smart glasses will have a touchscreen support type.
Interesting points of this patent seemed to describe the world called the "real environment". When you snap a picture with an iPhone in one of the city blocks, for example, the AR system of this device will be able to identify and then point out points of interest in the block, such as historic buildings, popular restaurants, famous street art, or the like.
The patent includes an illustration showing the type of AR system available on the phone, which is certainly the iPhone, as well as the system for smart glasses. This wearable device if it matches the patent revealed will feature at least one built-in camera that can describe the real environment.
Without using a smartphone to connect, then selecting points of interest in the environment, which in turn will identify the visual device for the user.
The details of this patent will at least bring the device to the next level, by adding a kind of touch screen functionality to the glasses.
In this case, the camera on the Apple eyeglass can be used to identify where the user's finger to the environment appears, react to it as if the user is touching the object or location on the actual glasses view.
For example, someone wearing these AR smart sunglasses can see a wall of artwork, reach it and point their index finger to a certain painting.